diff options
Diffstat (limited to 'drivers/crypto/dpaa2_sec/hw/rta')
| -rw-r--r-- | drivers/crypto/dpaa2_sec/hw/rta/fifo_load_store_cmd.h | 346 | ||||
| -rw-r--r-- | drivers/crypto/dpaa2_sec/hw/rta/header_cmd.h | 251 | ||||
| -rw-r--r-- | drivers/crypto/dpaa2_sec/hw/rta/jump_cmd.h | 207 | ||||
| -rw-r--r-- | drivers/crypto/dpaa2_sec/hw/rta/key_cmd.h | 222 | ||||
| -rw-r--r-- | drivers/crypto/dpaa2_sec/hw/rta/load_cmd.h | 335 | ||||
| -rw-r--r-- | drivers/crypto/dpaa2_sec/hw/rta/math_cmd.h | 402 | ||||
| -rw-r--r-- | drivers/crypto/dpaa2_sec/hw/rta/move_cmd.h | 445 | ||||
| -rw-r--r-- | drivers/crypto/dpaa2_sec/hw/rta/nfifo_cmd.h | 196 | ||||
| -rw-r--r-- | drivers/crypto/dpaa2_sec/hw/rta/operation_cmd.h | 599 | ||||
| -rw-r--r-- | drivers/crypto/dpaa2_sec/hw/rta/protocol_cmd.h | 732 | ||||
| -rw-r--r-- | drivers/crypto/dpaa2_sec/hw/rta/sec_run_time_asm.h | 823 | ||||
| -rw-r--r-- | drivers/crypto/dpaa2_sec/hw/rta/seq_in_out_ptr_cmd.h | 208 | ||||
| -rw-r--r-- | drivers/crypto/dpaa2_sec/hw/rta/signature_cmd.h | 75 | ||||
| -rw-r--r-- | drivers/crypto/dpaa2_sec/hw/rta/store_cmd.h | 185 |
14 files changed, 5026 insertions, 0 deletions
diff --git a/drivers/crypto/dpaa2_sec/hw/rta/fifo_load_store_cmd.h b/drivers/crypto/dpaa2_sec/hw/rta/fifo_load_store_cmd.h new file mode 100644 index 00000000..79a48da2 --- /dev/null +++ b/drivers/crypto/dpaa2_sec/hw/rta/fifo_load_store_cmd.h @@ -0,0 +1,346 @@ +/*- + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * BSD LICENSE + * + * Copyright 2008-2016 Freescale Semiconductor Inc. + * Copyright (c) 2016 NXP. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the above-listed copyright holders nor the + * names of any contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * GPL LICENSE SUMMARY + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __RTA_FIFO_LOAD_STORE_CMD_H__ +#define __RTA_FIFO_LOAD_STORE_CMD_H__ + +extern enum rta_sec_era rta_sec_era; + +static const uint32_t fifo_load_table[][2] = { +/*1*/ { PKA0, FIFOLD_CLASS_CLASS1 | FIFOLD_TYPE_PK_A0 }, + { PKA1, FIFOLD_CLASS_CLASS1 | FIFOLD_TYPE_PK_A1 }, + { PKA2, FIFOLD_CLASS_CLASS1 | FIFOLD_TYPE_PK_A2 }, + { PKA3, FIFOLD_CLASS_CLASS1 | FIFOLD_TYPE_PK_A3 }, + { PKB0, FIFOLD_CLASS_CLASS1 | FIFOLD_TYPE_PK_B0 }, + { PKB1, FIFOLD_CLASS_CLASS1 | FIFOLD_TYPE_PK_B1 }, + { PKB2, FIFOLD_CLASS_CLASS1 | FIFOLD_TYPE_PK_B2 }, + { PKB3, FIFOLD_CLASS_CLASS1 | FIFOLD_TYPE_PK_B3 }, + { PKA, FIFOLD_CLASS_CLASS1 | FIFOLD_TYPE_PK_A }, + { PKB, FIFOLD_CLASS_CLASS1 | FIFOLD_TYPE_PK_B }, + { PKN, FIFOLD_CLASS_CLASS1 | FIFOLD_TYPE_PK_N }, + { SKIP, FIFOLD_CLASS_SKIP }, + { MSG1, FIFOLD_CLASS_CLASS1 | FIFOLD_TYPE_MSG }, + { MSG2, FIFOLD_CLASS_CLASS2 | FIFOLD_TYPE_MSG }, + { MSGOUTSNOOP, FIFOLD_CLASS_BOTH | FIFOLD_TYPE_MSG1OUT2 }, + { MSGINSNOOP, FIFOLD_CLASS_BOTH | FIFOLD_TYPE_MSG }, + { IV1, FIFOLD_CLASS_CLASS1 | FIFOLD_TYPE_IV }, + { IV2, FIFOLD_CLASS_CLASS2 | FIFOLD_TYPE_IV }, + { AAD1, FIFOLD_CLASS_CLASS1 | FIFOLD_TYPE_AAD }, + { ICV1, FIFOLD_CLASS_CLASS1 | FIFOLD_TYPE_ICV }, + { ICV2, FIFOLD_CLASS_CLASS2 | FIFOLD_TYPE_ICV }, + { BIT_DATA, FIFOLD_TYPE_BITDATA }, +/*23*/ { IFIFO, FIFOLD_CLASS_CLASS1 | FIFOLD_TYPE_NOINFOFIFO } +}; + +/* + * Allowed FIFO_LOAD input data types for each SEC Era. + * Values represent the number of entries from fifo_load_table[] that are + * supported. + */ +static const unsigned int fifo_load_table_sz[] = {22, 22, 23, 23, + 23, 23, 23, 23}; + +static inline int +rta_fifo_load(struct program *program, uint32_t src, + uint64_t loc, uint32_t length, uint32_t flags) +{ + uint32_t opcode = 0; + uint32_t ext_length = 0, val = 0; + int ret = -EINVAL; + bool is_seq_cmd = false; + unsigned int start_pc = program->current_pc; + + /* write command type field */ + if (flags & SEQ) { + opcode = CMD_SEQ_FIFO_LOAD; + is_seq_cmd = true; + } else { + opcode = CMD_FIFO_LOAD; + } + + /* Parameters checking */ + if (is_seq_cmd) { + if ((flags & IMMED) || (flags & SGF)) { + pr_err("SEQ FIFO LOAD: Invalid command\n"); + goto err; + } + if ((rta_sec_era <= RTA_SEC_ERA_5) && (flags & AIDF)) { + pr_err("SEQ FIFO LOAD: Flag(s) not supported by SEC Era %d\n", + USER_SEC_ERA(rta_sec_era)); + goto err; + } + if ((flags & VLF) && ((flags & EXT) || (length >> 16))) { + pr_err("SEQ FIFO LOAD: Invalid usage of VLF\n"); + goto err; + } + } else { + if (src == SKIP) { + pr_err("FIFO LOAD: Invalid src\n"); + goto err; + } + if ((flags & AIDF) || (flags & VLF)) { + pr_err("FIFO LOAD: Invalid command\n"); + goto err; + } + if ((flags & IMMED) && (flags & SGF)) { + pr_err("FIFO LOAD: Invalid usage of SGF and IMM\n"); + goto err; + } + if ((flags & IMMED) && ((flags & EXT) || (length >> 16))) { + pr_err("FIFO LOAD: Invalid usage of EXT and IMM\n"); + goto err; + } + } + + /* write input data type field */ + ret = __rta_map_opcode(src, fifo_load_table, + fifo_load_table_sz[rta_sec_era], &val); + if (ret < 0) { + pr_err("FIFO LOAD: Source value is not supported. SEC Program Line: %d\n", + program->current_pc); + goto err; + } + opcode |= val; + + if (flags & CLASS1) + opcode |= FIFOLD_CLASS_CLASS1; + if (flags & CLASS2) + opcode |= FIFOLD_CLASS_CLASS2; + if (flags & BOTH) + opcode |= FIFOLD_CLASS_BOTH; + + /* write fields: SGF|VLF, IMM, [LC1, LC2, F1] */ + if (flags & FLUSH1) + opcode |= FIFOLD_TYPE_FLUSH1; + if (flags & LAST1) + opcode |= FIFOLD_TYPE_LAST1; + if (flags & LAST2) + opcode |= FIFOLD_TYPE_LAST2; + if (!is_seq_cmd) { + if (flags & SGF) + opcode |= FIFOLDST_SGF; + if (flags & IMMED) + opcode |= FIFOLD_IMM; + } else { + if (flags & VLF) + opcode |= FIFOLDST_VLF; + if (flags & AIDF) + opcode |= FIFOLD_AIDF; + } + + /* + * Verify if extended length is required. In case of BITDATA, calculate + * number of full bytes and additional valid bits. + */ + if ((flags & EXT) || (length >> 16)) { + opcode |= FIFOLDST_EXT; + if (src == BIT_DATA) { + ext_length = (length / 8); + length = (length % 8); + } else { + ext_length = length; + length = 0; + } + } + opcode |= (uint16_t) length; + + __rta_out32(program, opcode); + program->current_instruction++; + + /* write pointer or immediate data field */ + if (flags & IMMED) + __rta_inline_data(program, loc, flags & __COPY_MASK, length); + else if (!is_seq_cmd) + __rta_out64(program, program->ps, loc); + + /* write extended length field */ + if (opcode & FIFOLDST_EXT) + __rta_out32(program, ext_length); + + return (int)start_pc; + + err: + program->first_error_pc = start_pc; + program->current_instruction++; + return ret; +} + +static const uint32_t fifo_store_table[][2] = { +/*1*/ { PKA0, FIFOST_TYPE_PKHA_A0 }, + { PKA1, FIFOST_TYPE_PKHA_A1 }, + { PKA2, FIFOST_TYPE_PKHA_A2 }, + { PKA3, FIFOST_TYPE_PKHA_A3 }, + { PKB0, FIFOST_TYPE_PKHA_B0 }, + { PKB1, FIFOST_TYPE_PKHA_B1 }, + { PKB2, FIFOST_TYPE_PKHA_B2 }, + { PKB3, FIFOST_TYPE_PKHA_B3 }, + { PKA, FIFOST_TYPE_PKHA_A }, + { PKB, FIFOST_TYPE_PKHA_B }, + { PKN, FIFOST_TYPE_PKHA_N }, + { PKE, FIFOST_TYPE_PKHA_E_JKEK }, + { RNG, FIFOST_TYPE_RNGSTORE }, + { RNGOFIFO, FIFOST_TYPE_RNGFIFO }, + { AFHA_SBOX, FIFOST_TYPE_AF_SBOX_JKEK }, + { MDHA_SPLIT_KEY, FIFOST_CLASS_CLASS2KEY | FIFOST_TYPE_SPLIT_KEK }, + { MSG, FIFOST_TYPE_MESSAGE_DATA }, + { KEY1, FIFOST_CLASS_CLASS1KEY | FIFOST_TYPE_KEY_KEK }, + { KEY2, FIFOST_CLASS_CLASS2KEY | FIFOST_TYPE_KEY_KEK }, + { OFIFO, FIFOST_TYPE_OUTFIFO_KEK}, + { SKIP, FIFOST_TYPE_SKIP }, +/*22*/ { METADATA, FIFOST_TYPE_METADATA}, + { MSG_CKSUM, FIFOST_TYPE_MESSAGE_DATA2 } +}; + +/* + * Allowed FIFO_STORE output data types for each SEC Era. + * Values represent the number of entries from fifo_store_table[] that are + * supported. + */ +static const unsigned int fifo_store_table_sz[] = {21, 21, 21, 21, + 22, 22, 22, 23}; + +static inline int +rta_fifo_store(struct program *program, uint32_t src, + uint32_t encrypt_flags, uint64_t dst, + uint32_t length, uint32_t flags) +{ + uint32_t opcode = 0; + uint32_t val = 0; + int ret = -EINVAL; + bool is_seq_cmd = false; + unsigned int start_pc = program->current_pc; + + /* write command type field */ + if (flags & SEQ) { + opcode = CMD_SEQ_FIFO_STORE; + is_seq_cmd = true; + } else { + opcode = CMD_FIFO_STORE; + } + + /* Parameter checking */ + if (is_seq_cmd) { + if ((flags & VLF) && ((length >> 16) || (flags & EXT))) { + pr_err("SEQ FIFO STORE: Invalid usage of VLF\n"); + goto err; + } + if (dst) { + pr_err("SEQ FIFO STORE: Invalid command\n"); + goto err; + } + if ((src == METADATA) && (flags & (CONT | EXT))) { + pr_err("SEQ FIFO STORE: Invalid flags\n"); + goto err; + } + } else { + if (((src == RNGOFIFO) && ((dst) || (flags & EXT))) || + (src == METADATA)) { + pr_err("FIFO STORE: Invalid destination\n"); + goto err; + } + } + if ((rta_sec_era == RTA_SEC_ERA_7) && (src == AFHA_SBOX)) { + pr_err("FIFO STORE: AFHA S-box not supported by SEC Era %d\n", + USER_SEC_ERA(rta_sec_era)); + goto err; + } + + /* write output data type field */ + ret = __rta_map_opcode(src, fifo_store_table, + fifo_store_table_sz[rta_sec_era], &val); + if (ret < 0) { + pr_err("FIFO STORE: Source type not supported. SEC Program Line: %d\n", + program->current_pc); + goto err; + } + opcode |= val; + + if (encrypt_flags & TK) + opcode |= (0x1 << FIFOST_TYPE_SHIFT); + if (encrypt_flags & EKT) { + if (rta_sec_era == RTA_SEC_ERA_1) { + pr_err("FIFO STORE: AES-CCM source types not supported\n"); + ret = -EINVAL; + goto err; + } + opcode |= (0x10 << FIFOST_TYPE_SHIFT); + opcode &= (uint32_t)~(0x20 << FIFOST_TYPE_SHIFT); + } + + /* write flags fields */ + if (flags & CONT) + opcode |= FIFOST_CONT; + if ((flags & VLF) && (is_seq_cmd)) + opcode |= FIFOLDST_VLF; + if ((flags & SGF) && (!is_seq_cmd)) + opcode |= FIFOLDST_SGF; + if (flags & CLASS1) + opcode |= FIFOST_CLASS_CLASS1KEY; + if (flags & CLASS2) + opcode |= FIFOST_CLASS_CLASS2KEY; + if (flags & BOTH) + opcode |= FIFOST_CLASS_BOTH; + + /* Verify if extended length is required */ + if ((length >> 16) || (flags & EXT)) + opcode |= FIFOLDST_EXT; + else + opcode |= (uint16_t) length; + + __rta_out32(program, opcode); + program->current_instruction++; + + /* write pointer field */ + if ((!is_seq_cmd) && (dst)) + __rta_out64(program, program->ps, dst); + + /* write extended length field */ + if (opcode & FIFOLDST_EXT) + __rta_out32(program, length); + + return (int)start_pc; + + err: + program->first_error_pc = start_pc; + program->current_instruction++; + return ret; +} + +#endif /* __RTA_FIFO_LOAD_STORE_CMD_H__ */ diff --git a/drivers/crypto/dpaa2_sec/hw/rta/header_cmd.h b/drivers/crypto/dpaa2_sec/hw/rta/header_cmd.h new file mode 100644 index 00000000..c2a27a2d --- /dev/null +++ b/drivers/crypto/dpaa2_sec/hw/rta/header_cmd.h @@ -0,0 +1,251 @@ +/*- + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * BSD LICENSE + * + * Copyright 2008-2016 Freescale Semiconductor Inc. + * Copyright (c) 2016 NXP. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the above-listed copyright holders nor the + * names of any contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * GPL LICENSE SUMMARY + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __RTA_HEADER_CMD_H__ +#define __RTA_HEADER_CMD_H__ + +extern enum rta_sec_era rta_sec_era; + +/* Allowed job header flags for each SEC Era. */ +static const uint32_t job_header_flags[] = { + DNR | TD | MTD | SHR | REO, + DNR | TD | MTD | SHR | REO | RSMS, + DNR | TD | MTD | SHR | REO | RSMS, + DNR | TD | MTD | SHR | REO | RSMS, + DNR | TD | MTD | SHR | REO | RSMS | EXT, + DNR | TD | MTD | SHR | REO | RSMS | EXT, + DNR | TD | MTD | SHR | REO | RSMS | EXT, + DNR | TD | MTD | SHR | REO | EXT +}; + +/* Allowed shared header flags for each SEC Era. */ +static const uint32_t shr_header_flags[] = { + DNR | SC | PD, + DNR | SC | PD | CIF, + DNR | SC | PD | CIF, + DNR | SC | PD | CIF | RIF, + DNR | SC | PD | CIF | RIF, + DNR | SC | PD | CIF | RIF, + DNR | SC | PD | CIF | RIF, + DNR | SC | PD | CIF | RIF +}; + +static inline int +rta_shr_header(struct program *program, + enum rta_share_type share, + unsigned int start_idx, + uint32_t flags) +{ + uint32_t opcode = CMD_SHARED_DESC_HDR; + unsigned int start_pc = program->current_pc; + + if (flags & ~shr_header_flags[rta_sec_era]) { + pr_err("SHR_DESC: Flag(s) not supported by SEC Era %d\n", + USER_SEC_ERA(rta_sec_era)); + goto err; + } + + switch (share) { + case SHR_ALWAYS: + opcode |= HDR_SHARE_ALWAYS; + break; + case SHR_SERIAL: + opcode |= HDR_SHARE_SERIAL; + break; + case SHR_NEVER: + /* + * opcode |= HDR_SHARE_NEVER; + * HDR_SHARE_NEVER is 0 + */ + break; + case SHR_WAIT: + opcode |= HDR_SHARE_WAIT; + break; + default: + pr_err("SHR_DESC: SHARE VALUE is not supported. SEC Program Line: %d\n", + program->current_pc); + goto err; + } + + opcode |= HDR_ONE; + opcode |= (start_idx << HDR_START_IDX_SHIFT) & HDR_START_IDX_MASK; + + if (flags & DNR) + opcode |= HDR_DNR; + if (flags & CIF) + opcode |= HDR_CLEAR_IFIFO; + if (flags & SC) + opcode |= HDR_SAVECTX; + if (flags & PD) + opcode |= HDR_PROP_DNR; + if (flags & RIF) + opcode |= HDR_RIF; + + __rta_out32(program, opcode); + program->current_instruction++; + + if (program->current_instruction == 1) + program->shrhdr = program->buffer; + + return (int)start_pc; + + err: + program->first_error_pc = start_pc; + program->current_instruction++; + return -EINVAL; +} + +static inline int +rta_job_header(struct program *program, + enum rta_share_type share, + unsigned int start_idx, + uint64_t shr_desc, uint32_t flags, + uint32_t ext_flags) +{ + uint32_t opcode = CMD_DESC_HDR; + uint32_t hdr_ext = 0; + unsigned int start_pc = program->current_pc; + + if (flags & ~job_header_flags[rta_sec_era]) { + pr_err("JOB_DESC: Flag(s) not supported by SEC Era %d\n", + USER_SEC_ERA(rta_sec_era)); + goto err; + } + + switch (share) { + case SHR_ALWAYS: + opcode |= HDR_SHARE_ALWAYS; + break; + case SHR_SERIAL: + opcode |= HDR_SHARE_SERIAL; + break; + case SHR_NEVER: + /* + * opcode |= HDR_SHARE_NEVER; + * HDR_SHARE_NEVER is 0 + */ + break; + case SHR_WAIT: + opcode |= HDR_SHARE_WAIT; + break; + case SHR_DEFER: + opcode |= HDR_SHARE_DEFER; + break; + default: + pr_err("JOB_DESC: SHARE VALUE is not supported. SEC Program Line: %d\n", + program->current_pc); + goto err; + } + + if ((flags & TD) && (flags & REO)) { + pr_err("JOB_DESC: REO flag not supported for trusted descriptors. SEC Program Line: %d\n", + program->current_pc); + goto err; + } + + if ((rta_sec_era < RTA_SEC_ERA_7) && (flags & MTD) && !(flags & TD)) { + pr_err("JOB_DESC: Trying to MTD a descriptor that is not a TD. SEC Program Line: %d\n", + program->current_pc); + goto err; + } + + if ((flags & EXT) && !(flags & SHR) && (start_idx < 2)) { + pr_err("JOB_DESC: Start index must be >= 2 in case of no SHR and EXT. SEC Program Line: %d\n", + program->current_pc); + goto err; + } + + opcode |= HDR_ONE; + opcode |= ((start_idx << HDR_START_IDX_SHIFT) & HDR_START_IDX_MASK); + + if (flags & EXT) { + opcode |= HDR_EXT; + + if (ext_flags & DSV) { + hdr_ext |= HDR_EXT_DSEL_VALID; + hdr_ext |= ext_flags & DSEL_MASK; + } + + if (ext_flags & FTD) { + if (rta_sec_era <= RTA_SEC_ERA_5) { + pr_err("JOB_DESC: Fake trusted descriptor not supported by SEC Era %d\n", + USER_SEC_ERA(rta_sec_era)); + goto err; + } + + hdr_ext |= HDR_EXT_FTD; + } + } + if (flags & RSMS) + opcode |= HDR_RSLS; + if (flags & DNR) + opcode |= HDR_DNR; + if (flags & TD) + opcode |= HDR_TRUSTED; + if (flags & MTD) + opcode |= HDR_MAKE_TRUSTED; + if (flags & REO) + opcode |= HDR_REVERSE; + if (flags & SHR) + opcode |= HDR_SHARED; + + __rta_out32(program, opcode); + program->current_instruction++; + + if (program->current_instruction == 1) { + program->jobhdr = program->buffer; + + if (opcode & HDR_SHARED) + __rta_out64(program, program->ps, shr_desc); + } + + if (flags & EXT) + __rta_out32(program, hdr_ext); + + /* Note: descriptor length is set in program_finalize routine */ + return (int)start_pc; + + err: + program->first_error_pc = start_pc; + program->current_instruction++; + return -EINVAL; +} + +#endif /* __RTA_HEADER_CMD_H__ */ diff --git a/drivers/crypto/dpaa2_sec/hw/rta/jump_cmd.h b/drivers/crypto/dpaa2_sec/hw/rta/jump_cmd.h new file mode 100644 index 00000000..2c85beec --- /dev/null +++ b/drivers/crypto/dpaa2_sec/hw/rta/jump_cmd.h @@ -0,0 +1,207 @@ +/*- + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * BSD LICENSE + * + * Copyright 2008-2016 Freescale Semiconductor Inc. + * Copyright (c) 2016 NXP. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the above-listed copyright holders nor the + * names of any contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * GPL LICENSE SUMMARY + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __RTA_JUMP_CMD_H__ +#define __RTA_JUMP_CMD_H__ + +extern enum rta_sec_era rta_sec_era; + +static const uint32_t jump_test_cond[][2] = { + { NIFP, JUMP_COND_NIFP }, + { NIP, JUMP_COND_NIP }, + { NOP, JUMP_COND_NOP }, + { NCP, JUMP_COND_NCP }, + { CALM, JUMP_COND_CALM }, + { SELF, JUMP_COND_SELF }, + { SHRD, JUMP_COND_SHRD }, + { JQP, JUMP_COND_JQP }, + { MATH_Z, JUMP_COND_MATH_Z }, + { MATH_N, JUMP_COND_MATH_N }, + { MATH_NV, JUMP_COND_MATH_NV }, + { MATH_C, JUMP_COND_MATH_C }, + { PK_0, JUMP_COND_PK_0 }, + { PK_GCD_1, JUMP_COND_PK_GCD_1 }, + { PK_PRIME, JUMP_COND_PK_PRIME }, + { CLASS1, JUMP_CLASS_CLASS1 }, + { CLASS2, JUMP_CLASS_CLASS2 }, + { BOTH, JUMP_CLASS_BOTH } +}; + +static const uint32_t jump_test_math_cond[][2] = { + { MATH_Z, JUMP_COND_MATH_Z }, + { MATH_N, JUMP_COND_MATH_N }, + { MATH_NV, JUMP_COND_MATH_NV }, + { MATH_C, JUMP_COND_MATH_C } +}; + +static const uint32_t jump_src_dst[][2] = { + { MATH0, JUMP_SRC_DST_MATH0 }, + { MATH1, JUMP_SRC_DST_MATH1 }, + { MATH2, JUMP_SRC_DST_MATH2 }, + { MATH3, JUMP_SRC_DST_MATH3 }, + { DPOVRD, JUMP_SRC_DST_DPOVRD }, + { SEQINSZ, JUMP_SRC_DST_SEQINLEN }, + { SEQOUTSZ, JUMP_SRC_DST_SEQOUTLEN }, + { VSEQINSZ, JUMP_SRC_DST_VARSEQINLEN }, + { VSEQOUTSZ, JUMP_SRC_DST_VARSEQOUTLEN } +}; + +static inline int +rta_jump(struct program *program, uint64_t address, + enum rta_jump_type jump_type, + enum rta_jump_cond test_type, + uint32_t test_condition, uint32_t src_dst) +{ + uint32_t opcode = CMD_JUMP; + unsigned int start_pc = program->current_pc; + int ret = -EINVAL; + + if (((jump_type == GOSUB) || (jump_type == RETURN)) && + (rta_sec_era < RTA_SEC_ERA_4)) { + pr_err("JUMP: Jump type not supported by SEC Era %d\n", + USER_SEC_ERA(rta_sec_era)); + goto err; + } + + if (((jump_type == LOCAL_JUMP_INC) || (jump_type == LOCAL_JUMP_DEC)) && + (rta_sec_era <= RTA_SEC_ERA_5)) { + pr_err("JUMP_INCDEC: Jump type not supported by SEC Era %d\n", + USER_SEC_ERA(rta_sec_era)); + goto err; + } + + switch (jump_type) { + case (LOCAL_JUMP): + /* + * opcode |= JUMP_TYPE_LOCAL; + * JUMP_TYPE_LOCAL is 0 + */ + break; + case (HALT): + opcode |= JUMP_TYPE_HALT; + break; + case (HALT_STATUS): + opcode |= JUMP_TYPE_HALT_USER; + break; + case (FAR_JUMP): + opcode |= JUMP_TYPE_NONLOCAL; + break; + case (GOSUB): + opcode |= JUMP_TYPE_GOSUB; + break; + case (RETURN): + opcode |= JUMP_TYPE_RETURN; + break; + case (LOCAL_JUMP_INC): + opcode |= JUMP_TYPE_LOCAL_INC; + break; + case (LOCAL_JUMP_DEC): + opcode |= JUMP_TYPE_LOCAL_DEC; + break; + default: + pr_err("JUMP: Invalid jump type. SEC Program Line: %d\n", + program->current_pc); + goto err; + } + + switch (test_type) { + case (ALL_TRUE): + /* + * opcode |= JUMP_TEST_ALL; + * JUMP_TEST_ALL is 0 + */ + break; + case (ALL_FALSE): + opcode |= JUMP_TEST_INVALL; + break; + case (ANY_TRUE): + opcode |= JUMP_TEST_ANY; + break; + case (ANY_FALSE): + opcode |= JUMP_TEST_INVANY; + break; + default: + pr_err("JUMP: test type not supported. SEC Program Line: %d\n", + program->current_pc); + goto err; + } + + /* write test condition field */ + if ((jump_type != LOCAL_JUMP_INC) && (jump_type != LOCAL_JUMP_DEC)) { + __rta_map_flags(test_condition, jump_test_cond, + ARRAY_SIZE(jump_test_cond), &opcode); + } else { + uint32_t val = 0; + + ret = __rta_map_opcode(src_dst, jump_src_dst, + ARRAY_SIZE(jump_src_dst), &val); + if (ret < 0) { + pr_err("JUMP_INCDEC: SRC_DST not supported. SEC PC: %d; Instr: %d\n", + program->current_pc, + program->current_instruction); + goto err; + } + opcode |= val; + + __rta_map_flags(test_condition, jump_test_math_cond, + ARRAY_SIZE(jump_test_math_cond), &opcode); + } + + /* write local offset field for local jumps and user-defined halt */ + if ((jump_type == LOCAL_JUMP) || (jump_type == LOCAL_JUMP_INC) || + (jump_type == LOCAL_JUMP_DEC) || (jump_type == GOSUB) || + (jump_type == HALT_STATUS)) + opcode |= (uint32_t)(address & JUMP_OFFSET_MASK); + + __rta_out32(program, opcode); + program->current_instruction++; + + if (jump_type == FAR_JUMP) + __rta_out64(program, program->ps, address); + + return (int)start_pc; + + err: + program->first_error_pc = start_pc; + program->current_instruction++; + return ret; +} + +#endif /* __RTA_JUMP_CMD_H__ */ diff --git a/drivers/crypto/dpaa2_sec/hw/rta/key_cmd.h b/drivers/crypto/dpaa2_sec/hw/rta/key_cmd.h new file mode 100644 index 00000000..9bef1155 --- /dev/null +++ b/drivers/crypto/dpaa2_sec/hw/rta/key_cmd.h @@ -0,0 +1,222 @@ +/*- + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * BSD LICENSE + * + * Copyright 2008-2016 Freescale Semiconductor Inc. + * Copyright (c) 2016 NXP. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the above-listed copyright holders nor the + * names of any contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * GPL LICENSE SUMMARY + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __RTA_KEY_CMD_H__ +#define __RTA_KEY_CMD_H__ + +extern enum rta_sec_era rta_sec_era; + +/* Allowed encryption flags for each SEC Era */ +static const uint32_t key_enc_flags[] = { + ENC, + ENC | NWB | EKT | TK, + ENC | NWB | EKT | TK, + ENC | NWB | EKT | TK, + ENC | NWB | EKT | TK, + ENC | NWB | EKT | TK, + ENC | NWB | EKT | TK | PTS, + ENC | NWB | EKT | TK | PTS +}; + +static inline int +rta_key(struct program *program, uint32_t key_dst, + uint32_t encrypt_flags, uint64_t src, uint32_t length, + uint32_t flags) +{ + uint32_t opcode = 0; + bool is_seq_cmd = false; + unsigned int start_pc = program->current_pc; + + if (encrypt_flags & ~key_enc_flags[rta_sec_era]) { + pr_err("KEY: Flag(s) not supported by SEC Era %d\n", + USER_SEC_ERA(rta_sec_era)); + goto err; + } + + /* write cmd type */ + if (flags & SEQ) { + opcode = CMD_SEQ_KEY; + is_seq_cmd = true; + } else { + opcode = CMD_KEY; + } + + /* check parameters */ + if (is_seq_cmd) { + if ((flags & IMMED) || (flags & SGF)) { + pr_err("SEQKEY: Invalid flag. SEC PC: %d; Instr: %d\n", + program->current_pc, + program->current_instruction); + goto err; + } + if ((rta_sec_era <= RTA_SEC_ERA_5) && + ((flags & VLF) || (flags & AIDF))) { + pr_err("SEQKEY: Flag(s) not supported by SEC Era %d\n", + USER_SEC_ERA(rta_sec_era)); + goto err; + } + } else { + if ((flags & AIDF) || (flags & VLF)) { + pr_err("KEY: Invalid flag. SEC PC: %d; Instr: %d\n", + program->current_pc, + program->current_instruction); + goto err; + } + if ((flags & SGF) && (flags & IMMED)) { + pr_err("KEY: Invalid flag. SEC PC: %d; Instr: %d\n", + program->current_pc, + program->current_instruction); + goto err; + } + } + + if ((encrypt_flags & PTS) && + ((encrypt_flags & ENC) || (encrypt_flags & NWB) || + (key_dst == PKE))) { + pr_err("KEY: Invalid flag / destination. SEC PC: %d; Instr: %d\n", + program->current_pc, program->current_instruction); + goto err; + } + + if (key_dst == AFHA_SBOX) { + if (rta_sec_era == RTA_SEC_ERA_7) { + pr_err("KEY: AFHA S-box not supported by SEC Era %d\n", + USER_SEC_ERA(rta_sec_era)); + goto err; + } + + if (flags & IMMED) { + pr_err("KEY: Invalid flag. SEC PC: %d; Instr: %d\n", + program->current_pc, + program->current_instruction); + goto err; + } + + /* + * Sbox data loaded into the ARC-4 processor must be exactly + * 258 bytes long, or else a data sequence error is generated. + */ + if (length != 258) { + pr_err("KEY: Invalid length. SEC PC: %d; Instr: %d\n", + program->current_pc, + program->current_instruction); + goto err; + } + } + + /* write key destination and class fields */ + switch (key_dst) { + case (KEY1): + opcode |= KEY_DEST_CLASS1; + break; + case (KEY2): + opcode |= KEY_DEST_CLASS2; + break; + case (PKE): + opcode |= KEY_DEST_CLASS1 | KEY_DEST_PKHA_E; + break; + case (AFHA_SBOX): + opcode |= KEY_DEST_CLASS1 | KEY_DEST_AFHA_SBOX; + break; + case (MDHA_SPLIT_KEY): + opcode |= KEY_DEST_CLASS2 | KEY_DEST_MDHA_SPLIT; + break; + default: + pr_err("KEY: Invalid destination. SEC PC: %d; Instr: %d\n", + program->current_pc, program->current_instruction); + goto err; + } + + /* write key length */ + length &= KEY_LENGTH_MASK; + opcode |= length; + + /* write key command specific flags */ + if (encrypt_flags & ENC) { + /* Encrypted (black) keys must be padded to 8 bytes (CCM) or + * 16 bytes (ECB) depending on EKT bit. AES-CCM encrypted keys + * (EKT = 1) have 6-byte nonce and 6-byte MAC after padding. + */ + opcode |= KEY_ENC; + if (encrypt_flags & EKT) { + opcode |= KEY_EKT; + length = ALIGN(length, 8); + length += 12; + } else { + length = ALIGN(length, 16); + } + if (encrypt_flags & TK) + opcode |= KEY_TK; + } + if (encrypt_flags & NWB) + opcode |= KEY_NWB; + if (encrypt_flags & PTS) + opcode |= KEY_PTS; + + /* write general command flags */ + if (!is_seq_cmd) { + if (flags & IMMED) + opcode |= KEY_IMM; + if (flags & SGF) + opcode |= KEY_SGF; + } else { + if (flags & AIDF) + opcode |= KEY_AIDF; + if (flags & VLF) + opcode |= KEY_VLF; + } + + __rta_out32(program, opcode); + program->current_instruction++; + + if (flags & IMMED) + __rta_inline_data(program, src, flags & __COPY_MASK, length); + else + __rta_out64(program, program->ps, src); + + return (int)start_pc; + + err: + program->first_error_pc = start_pc; + program->current_instruction++; + return -EINVAL; +} + +#endif /* __RTA_KEY_CMD_H__ */ diff --git a/drivers/crypto/dpaa2_sec/hw/rta/load_cmd.h b/drivers/crypto/dpaa2_sec/hw/rta/load_cmd.h new file mode 100644 index 00000000..1db55b33 --- /dev/null +++ b/drivers/crypto/dpaa2_sec/hw/rta/load_cmd.h @@ -0,0 +1,335 @@ +/*- + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * BSD LICENSE + * + * Copyright 2008-2016 Freescale Semiconductor Inc. + * Copyright (c) 2016 NXP. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the above-listed copyright holders nor the + * names of any contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * GPL LICENSE SUMMARY + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __RTA_LOAD_CMD_H__ +#define __RTA_LOAD_CMD_H__ + +extern enum rta_sec_era rta_sec_era; + +/* Allowed length and offset masks for each SEC Era in case DST = DCTRL */ +static const uint32_t load_len_mask_allowed[] = { + 0x000000ee, + 0x000000fe, + 0x000000fe, + 0x000000fe, + 0x000000fe, + 0x000000fe, + 0x000000fe, + 0x000000fe +}; + +static const uint32_t load_off_mask_allowed[] = { + 0x0000000f, + 0x000000ff, + 0x000000ff, + 0x000000ff, + 0x000000ff, + 0x000000ff, + 0x000000ff, + 0x000000ff +}; + +#define IMM_MUST 0 +#define IMM_CAN 1 +#define IMM_NO 2 +#define IMM_DSNM 3 /* it doesn't matter the src type */ + +enum e_lenoff { + LENOF_03, + LENOF_4, + LENOF_48, + LENOF_448, + LENOF_18, + LENOF_32, + LENOF_24, + LENOF_16, + LENOF_8, + LENOF_128, + LENOF_256, + DSNM /* it doesn't matter the length/offset values */ +}; + +struct load_map { + uint32_t dst; + uint32_t dst_opcode; + enum e_lenoff len_off; + uint8_t imm_src; + +}; + +static const struct load_map load_dst[] = { +/*1*/ { KEY1SZ, LDST_CLASS_1_CCB | LDST_SRCDST_WORD_KEYSZ_REG, + LENOF_4, IMM_MUST }, + { KEY2SZ, LDST_CLASS_2_CCB | LDST_SRCDST_WORD_KEYSZ_REG, + LENOF_4, IMM_MUST }, + { DATA1SZ, LDST_CLASS_1_CCB | LDST_SRCDST_WORD_DATASZ_REG, + LENOF_448, IMM_MUST }, + { DATA2SZ, LDST_CLASS_2_CCB | LDST_SRCDST_WORD_DATASZ_REG, + LENOF_448, IMM_MUST }, + { ICV1SZ, LDST_CLASS_1_CCB | LDST_SRCDST_WORD_ICVSZ_REG, + LENOF_4, IMM_MUST }, + { ICV2SZ, LDST_CLASS_2_CCB | LDST_SRCDST_WORD_ICVSZ_REG, + LENOF_4, IMM_MUST }, + { CCTRL, LDST_CLASS_IND_CCB | LDST_SRCDST_WORD_CHACTRL, + LENOF_4, IMM_MUST }, + { DCTRL, LDST_CLASS_DECO | LDST_IMM | LDST_SRCDST_WORD_DECOCTRL, + DSNM, IMM_DSNM }, + { ICTRL, LDST_CLASS_IND_CCB | LDST_SRCDST_WORD_IRQCTRL, + LENOF_4, IMM_MUST }, + { DPOVRD, LDST_CLASS_DECO | LDST_SRCDST_WORD_DECO_PCLOVRD, + LENOF_4, IMM_MUST }, + { CLRW, LDST_CLASS_IND_CCB | LDST_SRCDST_WORD_CLRW, + LENOF_4, IMM_MUST }, + { AAD1SZ, LDST_CLASS_1_CCB | LDST_SRCDST_WORD_DECO_AAD_SZ, + LENOF_4, IMM_MUST }, + { IV1SZ, LDST_CLASS_1_CCB | LDST_SRCDST_WORD_CLASS1_IV_SZ, + LENOF_4, IMM_MUST }, + { ALTDS1, LDST_CLASS_1_CCB | LDST_SRCDST_WORD_ALTDS_CLASS1, + LENOF_448, IMM_MUST }, + { PKASZ, LDST_CLASS_1_CCB | LDST_SRCDST_WORD_PKHA_A_SZ, + LENOF_4, IMM_MUST, }, + { PKBSZ, LDST_CLASS_1_CCB | LDST_SRCDST_WORD_PKHA_B_SZ, + LENOF_4, IMM_MUST }, + { PKNSZ, LDST_CLASS_1_CCB | LDST_SRCDST_WORD_PKHA_N_SZ, + LENOF_4, IMM_MUST }, + { PKESZ, LDST_CLASS_1_CCB | LDST_SRCDST_WORD_PKHA_E_SZ, + LENOF_4, IMM_MUST }, + { NFIFO, LDST_CLASS_IND_CCB | LDST_SRCDST_WORD_INFO_FIFO, + LENOF_48, IMM_MUST }, + { IFIFO, LDST_SRCDST_BYTE_INFIFO, LENOF_18, IMM_MUST }, + { OFIFO, LDST_SRCDST_BYTE_OUTFIFO, LENOF_18, IMM_MUST }, + { MATH0, LDST_CLASS_DECO | LDST_SRCDST_WORD_DECO_MATH0, + LENOF_32, IMM_CAN }, + { MATH1, LDST_CLASS_DECO | LDST_SRCDST_WORD_DECO_MATH1, + LENOF_24, IMM_CAN }, + { MATH2, LDST_CLASS_DECO | LDST_SRCDST_WORD_DECO_MATH2, + LENOF_16, IMM_CAN }, + { MATH3, LDST_CLASS_DECO | LDST_SRCDST_WORD_DECO_MATH3, + LENOF_8, IMM_CAN }, + { CONTEXT1, LDST_CLASS_1_CCB | LDST_SRCDST_BYTE_CONTEXT, + LENOF_128, IMM_CAN }, + { CONTEXT2, LDST_CLASS_2_CCB | LDST_SRCDST_BYTE_CONTEXT, + LENOF_128, IMM_CAN }, + { KEY1, LDST_CLASS_1_CCB | LDST_SRCDST_BYTE_KEY, + LENOF_32, IMM_CAN }, + { KEY2, LDST_CLASS_2_CCB | LDST_SRCDST_BYTE_KEY, + LENOF_32, IMM_CAN }, + { DESCBUF, LDST_CLASS_DECO | LDST_SRCDST_WORD_DESCBUF, + LENOF_256, IMM_NO }, + { DPID, LDST_CLASS_DECO | LDST_SRCDST_WORD_PID, + LENOF_448, IMM_MUST }, +/*32*/ { IDFNS, LDST_SRCDST_WORD_IFNSR, LENOF_18, IMM_MUST }, + { ODFNS, LDST_SRCDST_WORD_OFNSR, LENOF_18, IMM_MUST }, + { ALTSOURCE, LDST_SRCDST_BYTE_ALTSOURCE, LENOF_18, IMM_MUST }, +/*35*/ { NFIFO_SZL, LDST_SRCDST_WORD_INFO_FIFO_SZL, LENOF_48, IMM_MUST }, + { NFIFO_SZM, LDST_SRCDST_WORD_INFO_FIFO_SZM, LENOF_03, IMM_MUST }, + { NFIFO_L, LDST_SRCDST_WORD_INFO_FIFO_L, LENOF_48, IMM_MUST }, + { NFIFO_M, LDST_SRCDST_WORD_INFO_FIFO_M, LENOF_03, IMM_MUST }, + { SZL, LDST_SRCDST_WORD_SZL, LENOF_48, IMM_MUST }, +/*40*/ { SZM, LDST_SRCDST_WORD_SZM, LENOF_03, IMM_MUST } +}; + +/* + * Allowed LOAD destinations for each SEC Era. + * Values represent the number of entries from load_dst[] that are supported. + */ +static const unsigned int load_dst_sz[] = { 31, 34, 34, 40, 40, 40, 40, 40 }; + +static inline int +load_check_len_offset(int pos, uint32_t length, uint32_t offset) +{ + if ((load_dst[pos].dst == DCTRL) && + ((length & ~load_len_mask_allowed[rta_sec_era]) || + (offset & ~load_off_mask_allowed[rta_sec_era]))) + goto err; + + switch (load_dst[pos].len_off) { + case (LENOF_03): + if ((length > 3) || (offset)) + goto err; + break; + case (LENOF_4): + if ((length != 4) || (offset != 0)) + goto err; + break; + case (LENOF_48): + if (!(((length == 4) && (offset == 0)) || + ((length == 8) && (offset == 0)))) + goto err; + break; + case (LENOF_448): + if (!(((length == 4) && (offset == 0)) || + ((length == 4) && (offset == 4)) || + ((length == 8) && (offset == 0)))) + goto err; + break; + case (LENOF_18): + if ((length < 1) || (length > 8) || (offset != 0)) + goto err; + break; + case (LENOF_32): + if ((length > 32) || (offset > 32) || ((offset + length) > 32)) + goto err; + break; + case (LENOF_24): + if ((length > 24) || (offset > 24) || ((offset + length) > 24)) + goto err; + break; + case (LENOF_16): + if ((length > 16) || (offset > 16) || ((offset + length) > 16)) + goto err; + break; + case (LENOF_8): + if ((length > 8) || (offset > 8) || ((offset + length) > 8)) + goto err; + break; + case (LENOF_128): + if ((length > 128) || (offset > 128) || + ((offset + length) > 128)) + goto err; + break; + case (LENOF_256): + if ((length < 1) || (length > 256) || ((length + offset) > 256)) + goto err; + break; + case (DSNM): + break; + default: + goto err; + } + + return 0; +err: + return -EINVAL; +} + +static inline int +rta_load(struct program *program, uint64_t src, uint64_t dst, + uint32_t offset, uint32_t length, uint32_t flags) +{ + uint32_t opcode = 0; + int pos = -1, ret = -EINVAL; + unsigned int start_pc = program->current_pc, i; + + if (flags & SEQ) + opcode = CMD_SEQ_LOAD; + else + opcode = CMD_LOAD; + + if ((length & 0xffffff00) || (offset & 0xffffff00)) { + pr_err("LOAD: Bad length/offset passed. Should be 8 bits\n"); + goto err; + } + + if (flags & SGF) + opcode |= LDST_SGF; + if (flags & VLF) + opcode |= LDST_VLF; + + /* check load destination, length and offset and source type */ + for (i = 0; i < load_dst_sz[rta_sec_era]; i++) + if (dst == load_dst[i].dst) { + pos = (int)i; + break; + } + if (-1 == pos) { + pr_err("LOAD: Invalid dst. SEC Program Line: %d\n", + program->current_pc); + goto err; + } + + if (flags & IMMED) { + if (load_dst[pos].imm_src == IMM_NO) { + pr_err("LOAD: Invalid source type. SEC Program Line: %d\n", + program->current_pc); + goto err; + } + opcode |= LDST_IMM; + } else if (load_dst[pos].imm_src == IMM_MUST) { + pr_err("LOAD IMM: Invalid source type. SEC Program Line: %d\n", + program->current_pc); + goto err; + } + + ret = load_check_len_offset(pos, length, offset); + if (ret < 0) { + pr_err("LOAD: Invalid length/offset. SEC Program Line: %d\n", + program->current_pc); + goto err; + } + + opcode |= load_dst[pos].dst_opcode; + + /* DESC BUFFER: length / offset values are specified in 4-byte words */ + if (dst == DESCBUF) { + opcode |= (length >> 2); + opcode |= ((offset >> 2) << LDST_OFFSET_SHIFT); + } else { + opcode |= length; + opcode |= (offset << LDST_OFFSET_SHIFT); + } + + __rta_out32(program, opcode); + program->current_instruction++; + + /* DECO CONTROL: skip writing pointer of imm data */ + if (dst == DCTRL) + return (int)start_pc; + + /* + * For data copy, 3 possible ways to specify how to copy data: + * - IMMED & !COPY: copy data directly from src( max 8 bytes) + * - IMMED & COPY: copy data imm from the location specified by user + * - !IMMED and is not SEQ cmd: copy the address + */ + if (flags & IMMED) + __rta_inline_data(program, src, flags & __COPY_MASK, length); + else if (!(flags & SEQ)) + __rta_out64(program, program->ps, src); + + return (int)start_pc; + + err: + program->first_error_pc = start_pc; + program->current_instruction++; + return ret; +} + +#endif /* __RTA_LOAD_CMD_H__*/ diff --git a/drivers/crypto/dpaa2_sec/hw/rta/math_cmd.h b/drivers/crypto/dpaa2_sec/hw/rta/math_cmd.h new file mode 100644 index 00000000..a9b9091d --- /dev/null +++ b/drivers/crypto/dpaa2_sec/hw/rta/math_cmd.h @@ -0,0 +1,402 @@ +/*- + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * BSD LICENSE + * + * Copyright 2008-2016 Freescale Semiconductor Inc. + * Copyright (c) 2016 NXP. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the above-listed copyright holders nor the + * names of any contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * GPL LICENSE SUMMARY + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __RTA_MATH_CMD_H__ +#define __RTA_MATH_CMD_H__ + +extern enum rta_sec_era rta_sec_era; + +static const uint32_t math_op1[][2] = { +/*1*/ { MATH0, MATH_SRC0_REG0 }, + { MATH1, MATH_SRC0_REG1 }, + { MATH2, MATH_SRC0_REG2 }, + { MATH3, MATH_SRC0_REG3 }, + { SEQINSZ, MATH_SRC0_SEQINLEN }, + { SEQOUTSZ, MATH_SRC0_SEQOUTLEN }, + { VSEQINSZ, MATH_SRC0_VARSEQINLEN }, + { VSEQOUTSZ, MATH_SRC0_VARSEQOUTLEN }, + { ZERO, MATH_SRC0_ZERO }, +/*10*/ { NONE, 0 }, /* dummy value */ + { DPOVRD, MATH_SRC0_DPOVRD }, + { ONE, MATH_SRC0_ONE } +}; + +/* + * Allowed MATH op1 sources for each SEC Era. + * Values represent the number of entries from math_op1[] that are supported. + */ +static const unsigned int math_op1_sz[] = {10, 10, 12, 12, 12, 12, 12, 12}; + +static const uint32_t math_op2[][2] = { +/*1*/ { MATH0, MATH_SRC1_REG0 }, + { MATH1, MATH_SRC1_REG1 }, + { MATH2, MATH_SRC1_REG2 }, + { MATH3, MATH_SRC1_REG3 }, + { ABD, MATH_SRC1_INFIFO }, + { OFIFO, MATH_SRC1_OUTFIFO }, + { ONE, MATH_SRC1_ONE }, +/*8*/ { NONE, 0 }, /* dummy value */ + { JOBSRC, MATH_SRC1_JOBSOURCE }, + { DPOVRD, MATH_SRC1_DPOVRD }, + { VSEQINSZ, MATH_SRC1_VARSEQINLEN }, + { VSEQOUTSZ, MATH_SRC1_VARSEQOUTLEN }, +/*13*/ { ZERO, MATH_SRC1_ZERO } +}; + +/* + * Allowed MATH op2 sources for each SEC Era. + * Values represent the number of entries from math_op2[] that are supported. + */ +static const unsigned int math_op2_sz[] = {8, 9, 13, 13, 13, 13, 13, 13}; + +static const uint32_t math_result[][2] = { +/*1*/ { MATH0, MATH_DEST_REG0 }, + { MATH1, MATH_DEST_REG1 }, + { MATH2, MATH_DEST_REG2 }, + { MATH3, MATH_DEST_REG3 }, + { SEQINSZ, MATH_DEST_SEQINLEN }, + { SEQOUTSZ, MATH_DEST_SEQOUTLEN }, + { VSEQINSZ, MATH_DEST_VARSEQINLEN }, + { VSEQOUTSZ, MATH_DEST_VARSEQOUTLEN }, +/*9*/ { NONE, MATH_DEST_NONE }, + { DPOVRD, MATH_DEST_DPOVRD } +}; + +/* + * Allowed MATH result destinations for each SEC Era. + * Values represent the number of entries from math_result[] that are + * supported. + */ +static const unsigned int math_result_sz[] = {9, 9, 10, 10, 10, 10, 10, 10}; + +static inline int +rta_math(struct program *program, uint64_t operand1, + uint32_t op, uint64_t operand2, uint32_t result, + int length, uint32_t options) +{ + uint32_t opcode = CMD_MATH; + uint32_t val = 0; + int ret = -EINVAL; + unsigned int start_pc = program->current_pc; + + if (((op == MATH_FUN_BSWAP) && (rta_sec_era < RTA_SEC_ERA_4)) || + ((op == MATH_FUN_ZBYT) && (rta_sec_era < RTA_SEC_ERA_2))) { + pr_err("MATH: operation not supported by SEC Era %d. SEC PC: %d; Instr: %d\n", + USER_SEC_ERA(rta_sec_era), program->current_pc, + program->current_instruction); + goto err; + } + + if (options & SWP) { + if (rta_sec_era < RTA_SEC_ERA_7) { + pr_err("MATH: operation not supported by SEC Era %d. SEC PC: %d; Instr: %d\n", + USER_SEC_ERA(rta_sec_era), program->current_pc, + program->current_instruction); + goto err; + } + + if ((options & IFB) || + (!(options & IMMED) && !(options & IMMED2)) || + ((options & IMMED) && (options & IMMED2))) { + pr_err("MATH: SWP - invalid configuration. SEC PC: %d; Instr: %d\n", + program->current_pc, + program->current_instruction); + goto err; + } + } + + /* + * SHLD operation is different from others and we + * assume that we can have _NONE as first operand + * or _SEQINSZ as second operand + */ + if ((op != MATH_FUN_SHLD) && ((operand1 == NONE) || + (operand2 == SEQINSZ))) { + pr_err("MATH: Invalid operand. SEC PC: %d; Instr: %d\n", + program->current_pc, program->current_instruction); + goto err; + } + + /* + * We first check if it is unary operation. In that + * case second operand must be _NONE + */ + if (((op == MATH_FUN_ZBYT) || (op == MATH_FUN_BSWAP)) && + (operand2 != NONE)) { + pr_err("MATH: Invalid operand2. SEC PC: %d; Instr: %d\n", + program->current_pc, program->current_instruction); + goto err; + } + + /* Write first operand field */ + if (options & IMMED) { + opcode |= MATH_SRC0_IMM; + } else { + ret = __rta_map_opcode((uint32_t)operand1, math_op1, + math_op1_sz[rta_sec_era], &val); + if (ret < 0) { + pr_err("MATH: operand1 not supported. SEC PC: %d; Instr: %d\n", + program->current_pc, + program->current_instruction); + goto err; + } + opcode |= val; + } + + /* Write second operand field */ + if (options & IMMED2) { + opcode |= MATH_SRC1_IMM; + } else { + ret = __rta_map_opcode((uint32_t)operand2, math_op2, + math_op2_sz[rta_sec_era], &val); + if (ret < 0) { + pr_err("MATH: operand2 not supported. SEC PC: %d; Instr: %d\n", + program->current_pc, + program->current_instruction); + goto err; + } + opcode |= val; + } + + /* Write result field */ + ret = __rta_map_opcode(result, math_result, math_result_sz[rta_sec_era], + &val); + if (ret < 0) { + pr_err("MATH: result not supported. SEC PC: %d; Instr: %d\n", + program->current_pc, program->current_instruction); + goto err; + } + opcode |= val; + + /* + * as we encode operations with their "real" values, we do not + * to translate but we do need to validate the value + */ + switch (op) { + /*Binary operators */ + case (MATH_FUN_ADD): + case (MATH_FUN_ADDC): + case (MATH_FUN_SUB): + case (MATH_FUN_SUBB): + case (MATH_FUN_OR): + case (MATH_FUN_AND): + case (MATH_FUN_XOR): + case (MATH_FUN_LSHIFT): + case (MATH_FUN_RSHIFT): + case (MATH_FUN_SHLD): + /* Unary operators */ + case (MATH_FUN_ZBYT): + case (MATH_FUN_BSWAP): + opcode |= op; + break; + default: + pr_err("MATH: operator is not supported. SEC PC: %d; Instr: %d\n", + program->current_pc, program->current_instruction); + ret = -EINVAL; + goto err; + } + + opcode |= (options & ~(IMMED | IMMED2)); + + /* Verify length */ + switch (length) { + case (1): + opcode |= MATH_LEN_1BYTE; + break; + case (2): + opcode |= MATH_LEN_2BYTE; + break; + case (4): + opcode |= MATH_LEN_4BYTE; + break; + case (8): + opcode |= MATH_LEN_8BYTE; + break; + default: + pr_err("MATH: length is not supported. SEC PC: %d; Instr: %d\n", + program->current_pc, program->current_instruction); + ret = -EINVAL; + goto err; + } + + __rta_out32(program, opcode); + program->current_instruction++; + + /* Write immediate value */ + if ((options & IMMED) && !(options & IMMED2)) { + __rta_out64(program, (length > 4) && !(options & IFB), + operand1); + } else if ((options & IMMED2) && !(options & IMMED)) { + __rta_out64(program, (length > 4) && !(options & IFB), + operand2); + } else if ((options & IMMED) && (options & IMMED2)) { + __rta_out32(program, lower_32_bits(operand1)); + __rta_out32(program, lower_32_bits(operand2)); + } + + return (int)start_pc; + + err: + program->first_error_pc = start_pc; + program->current_instruction++; + return ret; +} + +static inline int +rta_mathi(struct program *program, uint64_t operand, + uint32_t op, uint8_t imm, uint32_t result, + int length, uint32_t options) +{ + uint32_t opcode = CMD_MATHI; + uint32_t val = 0; + int ret = -EINVAL; + unsigned int start_pc = program->current_pc; + + if (rta_sec_era < RTA_SEC_ERA_6) { + pr_err("MATHI: Command not supported by SEC Era %d. SEC PC: %d; Instr: %d\n", + USER_SEC_ERA(rta_sec_era), program->current_pc, + program->current_instruction); + goto err; + } + + if (((op == MATH_FUN_FBYT) && (options & SSEL))) { + pr_err("MATHI: Illegal combination - FBYT and SSEL. SEC PC: %d; Instr: %d\n", + program->current_pc, program->current_instruction); + goto err; + } + + if ((options & SWP) && (rta_sec_era < RTA_SEC_ERA_7)) { + pr_err("MATHI: SWP not supported by SEC Era %d. SEC PC: %d; Instr: %d\n", + USER_SEC_ERA(rta_sec_era), program->current_pc, + program->current_instruction); + goto err; + } + + /* Write first operand field */ + if (!(options & SSEL)) + ret = __rta_map_opcode((uint32_t)operand, math_op1, + math_op1_sz[rta_sec_era], &val); + else + ret = __rta_map_opcode((uint32_t)operand, math_op2, + math_op2_sz[rta_sec_era], &val); + if (ret < 0) { + pr_err("MATHI: operand not supported. SEC PC: %d; Instr: %d\n", + program->current_pc, program->current_instruction); + goto err; + } + + if (!(options & SSEL)) + opcode |= val; + else + opcode |= (val << (MATHI_SRC1_SHIFT - MATH_SRC1_SHIFT)); + + /* Write second operand field */ + opcode |= (imm << MATHI_IMM_SHIFT); + + /* Write result field */ + ret = __rta_map_opcode(result, math_result, math_result_sz[rta_sec_era], + &val); + if (ret < 0) { + pr_err("MATHI: result not supported. SEC PC: %d; Instr: %d\n", + program->current_pc, program->current_instruction); + goto err; + } + opcode |= (val << (MATHI_DEST_SHIFT - MATH_DEST_SHIFT)); + + /* + * as we encode operations with their "real" values, we do not have to + * translate but we do need to validate the value + */ + switch (op) { + case (MATH_FUN_ADD): + case (MATH_FUN_ADDC): + case (MATH_FUN_SUB): + case (MATH_FUN_SUBB): + case (MATH_FUN_OR): + case (MATH_FUN_AND): + case (MATH_FUN_XOR): + case (MATH_FUN_LSHIFT): + case (MATH_FUN_RSHIFT): + case (MATH_FUN_FBYT): + opcode |= op; + break; + default: + pr_err("MATHI: operator not supported. SEC PC: %d; Instr: %d\n", + program->current_pc, program->current_instruction); + ret = -EINVAL; + goto err; + } + + opcode |= options; + + /* Verify length */ + switch (length) { + case (1): + opcode |= MATH_LEN_1BYTE; + break; + case (2): + opcode |= MATH_LEN_2BYTE; + break; + case (4): + opcode |= MATH_LEN_4BYTE; + break; + case (8): + opcode |= MATH_LEN_8BYTE; + break; + default: + pr_err("MATHI: length %d not supported. SEC PC: %d; Instr: %d\n", + length, program->current_pc, + program->current_instruction); + ret = -EINVAL; + goto err; + } + + __rta_out32(program, opcode); + program->current_instruction++; + + return (int)start_pc; + + err: + program->first_error_pc = start_pc; + program->current_instruction++; + return ret; +} + +#endif /* __RTA_MATH_CMD_H__ */ diff --git a/drivers/crypto/dpaa2_sec/hw/rta/move_cmd.h b/drivers/crypto/dpaa2_sec/hw/rta/move_cmd.h new file mode 100644 index 00000000..10d2e193 --- /dev/null +++ b/drivers/crypto/dpaa2_sec/hw/rta/move_cmd.h @@ -0,0 +1,445 @@ +/*- + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * BSD LICENSE + * + * Copyright 2008-2016 Freescale Semiconductor Inc. + * Copyright (c) 2016 NXP. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the above-listed copyright holders nor the + * names of any contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * GPL LICENSE SUMMARY + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __RTA_MOVE_CMD_H__ +#define __RTA_MOVE_CMD_H__ + +#define MOVE_SET_AUX_SRC 0x01 +#define MOVE_SET_AUX_DST 0x02 +#define MOVE_SET_AUX_LS 0x03 +#define MOVE_SET_LEN_16b 0x04 + +#define MOVE_SET_AUX_MATH 0x10 +#define MOVE_SET_AUX_MATH_SRC (MOVE_SET_AUX_SRC | MOVE_SET_AUX_MATH) +#define MOVE_SET_AUX_MATH_DST (MOVE_SET_AUX_DST | MOVE_SET_AUX_MATH) + +#define MASK_16b 0xFF + +/* MOVE command type */ +#define __MOVE 1 +#define __MOVEB 2 +#define __MOVEDW 3 + +extern enum rta_sec_era rta_sec_era; + +static const uint32_t move_src_table[][2] = { +/*1*/ { CONTEXT1, MOVE_SRC_CLASS1CTX }, + { CONTEXT2, MOVE_SRC_CLASS2CTX }, + { OFIFO, MOVE_SRC_OUTFIFO }, + { DESCBUF, MOVE_SRC_DESCBUF }, + { MATH0, MOVE_SRC_MATH0 }, + { MATH1, MOVE_SRC_MATH1 }, + { MATH2, MOVE_SRC_MATH2 }, + { MATH3, MOVE_SRC_MATH3 }, +/*9*/ { IFIFOABD, MOVE_SRC_INFIFO }, + { IFIFOAB1, MOVE_SRC_INFIFO_CL | MOVE_AUX_LS }, + { IFIFOAB2, MOVE_SRC_INFIFO_CL }, +/*12*/ { ABD, MOVE_SRC_INFIFO_NO_NFIFO }, + { AB1, MOVE_SRC_INFIFO_NO_NFIFO | MOVE_AUX_LS }, + { AB2, MOVE_SRC_INFIFO_NO_NFIFO | MOVE_AUX_MS } +}; + +/* Allowed MOVE / MOVE_LEN sources for each SEC Era. + * Values represent the number of entries from move_src_table[] that are + * supported. + */ +static const unsigned int move_src_table_sz[] = {9, 11, 14, 14, 14, 14, 14, 14}; + +static const uint32_t move_dst_table[][2] = { +/*1*/ { CONTEXT1, MOVE_DEST_CLASS1CTX }, + { CONTEXT2, MOVE_DEST_CLASS2CTX }, + { OFIFO, MOVE_DEST_OUTFIFO }, + { DESCBUF, MOVE_DEST_DESCBUF }, + { MATH0, MOVE_DEST_MATH0 }, + { MATH1, MOVE_DEST_MATH1 }, + { MATH2, MOVE_DEST_MATH2 }, + { MATH3, MOVE_DEST_MATH3 }, + { IFIFOAB1, MOVE_DEST_CLASS1INFIFO }, + { IFIFOAB2, MOVE_DEST_CLASS2INFIFO }, + { PKA, MOVE_DEST_PK_A }, + { KEY1, MOVE_DEST_CLASS1KEY }, + { KEY2, MOVE_DEST_CLASS2KEY }, +/*14*/ { IFIFO, MOVE_DEST_INFIFO }, +/*15*/ { ALTSOURCE, MOVE_DEST_ALTSOURCE} +}; + +/* Allowed MOVE / MOVE_LEN destinations for each SEC Era. + * Values represent the number of entries from move_dst_table[] that are + * supported. + */ +static const +unsigned int move_dst_table_sz[] = {13, 14, 14, 15, 15, 15, 15, 15}; + +static inline int +set_move_offset(struct program *program __maybe_unused, + uint64_t src, uint16_t src_offset, + uint64_t dst, uint16_t dst_offset, + uint16_t *offset, uint16_t *opt); + +static inline int +math_offset(uint16_t offset); + +static inline int +rta_move(struct program *program, int cmd_type, uint64_t src, + uint16_t src_offset, uint64_t dst, + uint16_t dst_offset, uint32_t length, uint32_t flags) +{ + uint32_t opcode = 0; + uint16_t offset = 0, opt = 0; + uint32_t val = 0; + int ret = -EINVAL; + bool is_move_len_cmd = false; + unsigned int start_pc = program->current_pc; + + if ((rta_sec_era < RTA_SEC_ERA_7) && (cmd_type != __MOVE)) { + pr_err("MOVE: MOVEB / MOVEDW not supported by SEC Era %d. SEC PC: %d; Instr: %d\n", + USER_SEC_ERA(rta_sec_era), program->current_pc, + program->current_instruction); + goto err; + } + + /* write command type */ + if (cmd_type == __MOVEB) { + opcode = CMD_MOVEB; + } else if (cmd_type == __MOVEDW) { + opcode = CMD_MOVEDW; + } else if (!(flags & IMMED)) { + if (rta_sec_era < RTA_SEC_ERA_3) { + pr_err("MOVE: MOVE_LEN not supported by SEC Era %d. SEC PC: %d; Instr: %d\n", + USER_SEC_ERA(rta_sec_era), program->current_pc, + program->current_instruction); + goto err; + } + + if ((length != MATH0) && (length != MATH1) && + (length != MATH2) && (length != MATH3)) { + pr_err("MOVE: MOVE_LEN length must be MATH[0-3]. SEC PC: %d; Instr: %d\n", + program->current_pc, + program->current_instruction); + goto err; + } + + opcode = CMD_MOVE_LEN; + is_move_len_cmd = true; + } else { + opcode = CMD_MOVE; + } + + /* write offset first, to check for invalid combinations or incorrect + * offset values sooner; decide which offset should be here + * (src or dst) + */ + ret = set_move_offset(program, src, src_offset, dst, dst_offset, + &offset, &opt); + if (ret < 0) + goto err; + + opcode |= (offset << MOVE_OFFSET_SHIFT) & MOVE_OFFSET_MASK; + + /* set AUX field if required */ + if (opt == MOVE_SET_AUX_SRC) { + opcode |= ((src_offset / 16) << MOVE_AUX_SHIFT) & MOVE_AUX_MASK; + } else if (opt == MOVE_SET_AUX_DST) { + opcode |= ((dst_offset / 16) << MOVE_AUX_SHIFT) & MOVE_AUX_MASK; + } else if (opt == MOVE_SET_AUX_LS) { + opcode |= MOVE_AUX_LS; + } else if (opt & MOVE_SET_AUX_MATH) { + if (opt & MOVE_SET_AUX_SRC) + offset = src_offset; + else + offset = dst_offset; + + if (rta_sec_era < RTA_SEC_ERA_6) { + if (offset) + pr_debug("MOVE: Offset not supported by SEC Era %d. SEC PC: %d; Instr: %d\n", + USER_SEC_ERA(rta_sec_era), + program->current_pc, + program->current_instruction); + /* nothing to do for offset = 0 */ + } else { + ret = math_offset(offset); + if (ret < 0) { + pr_err("MOVE: Invalid offset in MATH register. SEC PC: %d; Instr: %d\n", + program->current_pc, + program->current_instruction); + goto err; + } + + opcode |= (uint32_t)ret; + } + } + + /* write source field */ + ret = __rta_map_opcode((uint32_t)src, move_src_table, + move_src_table_sz[rta_sec_era], &val); + if (ret < 0) { + pr_err("MOVE: Invalid SRC. SEC PC: %d; Instr: %d\n", + program->current_pc, program->current_instruction); + goto err; + } + opcode |= val; + + /* write destination field */ + ret = __rta_map_opcode((uint32_t)dst, move_dst_table, + move_dst_table_sz[rta_sec_era], &val); + if (ret < 0) { + pr_err("MOVE: Invalid DST. SEC PC: %d; Instr: %d\n", + program->current_pc, program->current_instruction); + goto err; + } + opcode |= val; + + /* write flags */ + if (flags & (FLUSH1 | FLUSH2)) + opcode |= MOVE_AUX_MS; + if (flags & (LAST2 | LAST1)) + opcode |= MOVE_AUX_LS; + if (flags & WAITCOMP) + opcode |= MOVE_WAITCOMP; + + if (!is_move_len_cmd) { + /* write length */ + if (opt == MOVE_SET_LEN_16b) + opcode |= (length & (MOVE_OFFSET_MASK | MOVE_LEN_MASK)); + else + opcode |= (length & MOVE_LEN_MASK); + } else { + /* write mrsel */ + switch (length) { + case (MATH0): + /* + * opcode |= MOVELEN_MRSEL_MATH0; + * MOVELEN_MRSEL_MATH0 is 0 + */ + break; + case (MATH1): + opcode |= MOVELEN_MRSEL_MATH1; + break; + case (MATH2): + opcode |= MOVELEN_MRSEL_MATH2; + break; + case (MATH3): + opcode |= MOVELEN_MRSEL_MATH3; + break; + } + + /* write size */ + if (rta_sec_era >= RTA_SEC_ERA_7) { + if (flags & SIZE_WORD) + opcode |= MOVELEN_SIZE_WORD; + else if (flags & SIZE_BYTE) + opcode |= MOVELEN_SIZE_BYTE; + else if (flags & SIZE_DWORD) + opcode |= MOVELEN_SIZE_DWORD; + } + } + + __rta_out32(program, opcode); + program->current_instruction++; + + return (int)start_pc; + + err: + program->first_error_pc = start_pc; + program->current_instruction++; + return ret; +} + +static inline int +set_move_offset(struct program *program __maybe_unused, + uint64_t src, uint16_t src_offset, + uint64_t dst, uint16_t dst_offset, + uint16_t *offset, uint16_t *opt) +{ + switch (src) { + case (CONTEXT1): + case (CONTEXT2): + if (dst == DESCBUF) { + *opt = MOVE_SET_AUX_SRC; + *offset = dst_offset; + } else if ((dst == KEY1) || (dst == KEY2)) { + if ((src_offset) && (dst_offset)) { + pr_err("MOVE: Bad offset. SEC PC: %d; Instr: %d\n", + program->current_pc, + program->current_instruction); + goto err; + } + if (dst_offset) { + *opt = MOVE_SET_AUX_LS; + *offset = dst_offset; + } else { + *offset = src_offset; + } + } else { + if ((dst == MATH0) || (dst == MATH1) || + (dst == MATH2) || (dst == MATH3)) { + *opt = MOVE_SET_AUX_MATH_DST; + } else if (((dst == OFIFO) || (dst == ALTSOURCE)) && + (src_offset % 4)) { + pr_err("MOVE: Bad offset alignment. SEC PC: %d; Instr: %d\n", + program->current_pc, + program->current_instruction); + goto err; + } + + *offset = src_offset; + } + break; + + case (OFIFO): + if (dst == OFIFO) { + pr_err("MOVE: Invalid DST. SEC PC: %d; Instr: %d\n", + program->current_pc, + program->current_instruction); + goto err; + } + if (((dst == IFIFOAB1) || (dst == IFIFOAB2) || + (dst == IFIFO) || (dst == PKA)) && + (src_offset || dst_offset)) { + pr_err("MOVE: Offset should be zero. SEC PC: %d; Instr: %d\n", + program->current_pc, + program->current_instruction); + goto err; + } + *offset = dst_offset; + break; + + case (DESCBUF): + if ((dst == CONTEXT1) || (dst == CONTEXT2)) { + *opt = MOVE_SET_AUX_DST; + } else if ((dst == MATH0) || (dst == MATH1) || + (dst == MATH2) || (dst == MATH3)) { + *opt = MOVE_SET_AUX_MATH_DST; + } else if (dst == DESCBUF) { + pr_err("MOVE: Invalid DST. SEC PC: %d; Instr: %d\n", + program->current_pc, + program->current_instruction); + goto err; + } else if (((dst == OFIFO) || (dst == ALTSOURCE)) && + (src_offset % 4)) { + pr_err("MOVE: Invalid offset alignment. SEC PC: %d; Instr %d\n", + program->current_pc, + program->current_instruction); + goto err; + } + + *offset = src_offset; + break; + + case (MATH0): + case (MATH1): + case (MATH2): + case (MATH3): + if ((dst == OFIFO) || (dst == ALTSOURCE)) { + if (src_offset % 4) { + pr_err("MOVE: Bad offset alignment. SEC PC: %d; Instr: %d\n", + program->current_pc, + program->current_instruction); + goto err; + } + *offset = src_offset; + } else if ((dst == IFIFOAB1) || (dst == IFIFOAB2) || + (dst == IFIFO) || (dst == PKA)) { + *offset = src_offset; + } else { + *offset = dst_offset; + + /* + * This condition is basically the negation of: + * dst in { CONTEXT[1-2], MATH[0-3] } + */ + if ((dst != KEY1) && (dst != KEY2)) + *opt = MOVE_SET_AUX_MATH_SRC; + } + break; + + case (IFIFOABD): + case (IFIFOAB1): + case (IFIFOAB2): + case (ABD): + case (AB1): + case (AB2): + if ((dst == IFIFOAB1) || (dst == IFIFOAB2) || + (dst == IFIFO) || (dst == PKA) || (dst == ALTSOURCE)) { + pr_err("MOVE: Bad DST. SEC PC: %d; Instr: %d\n", + program->current_pc, + program->current_instruction); + goto err; + } else { + if (dst == OFIFO) { + *opt = MOVE_SET_LEN_16b; + } else { + if (dst_offset % 4) { + pr_err("MOVE: Bad offset alignment. SEC PC: %d; Instr: %d\n", + program->current_pc, + program->current_instruction); + goto err; + } + *offset = dst_offset; + } + } + break; + default: + break; + } + + return 0; + err: + return -EINVAL; +} + +static inline int +math_offset(uint16_t offset) +{ + switch (offset) { + case 0: + return 0; + case 4: + return MOVE_AUX_LS; + case 6: + return MOVE_AUX_MS; + case 7: + return MOVE_AUX_LS | MOVE_AUX_MS; + } + + return -EINVAL; +} + +#endif /* __RTA_MOVE_CMD_H__ */ diff --git a/drivers/crypto/dpaa2_sec/hw/rta/nfifo_cmd.h b/drivers/crypto/dpaa2_sec/hw/rta/nfifo_cmd.h new file mode 100644 index 00000000..30be0825 --- /dev/null +++ b/drivers/crypto/dpaa2_sec/hw/rta/nfifo_cmd.h @@ -0,0 +1,196 @@ +/*- + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * BSD LICENSE + * + * Copyright 2008-2016 Freescale Semiconductor Inc. + * Copyright (c) 2016 NXP. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the above-listed copyright holders nor the + * names of any contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * GPL LICENSE SUMMARY + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __RTA_NFIFO_CMD_H__ +#define __RTA_NFIFO_CMD_H__ + +extern enum rta_sec_era rta_sec_era; + +static const uint32_t nfifo_src[][2] = { +/*1*/ { IFIFO, NFIFOENTRY_STYPE_DFIFO }, + { OFIFO, NFIFOENTRY_STYPE_OFIFO }, + { PAD, NFIFOENTRY_STYPE_PAD }, +/*4*/ { MSGOUTSNOOP, NFIFOENTRY_STYPE_SNOOP | NFIFOENTRY_DEST_BOTH }, +/*5*/ { ALTSOURCE, NFIFOENTRY_STYPE_ALTSOURCE }, + { OFIFO_SYNC, NFIFOENTRY_STYPE_OFIFO_SYNC }, +/*7*/ { MSGOUTSNOOP_ALT, NFIFOENTRY_STYPE_SNOOP_ALT | NFIFOENTRY_DEST_BOTH } +}; + +/* + * Allowed NFIFO LOAD sources for each SEC Era. + * Values represent the number of entries from nfifo_src[] that are supported. + */ +static const unsigned int nfifo_src_sz[] = {4, 5, 5, 5, 5, 5, 5, 7}; + +static const uint32_t nfifo_data[][2] = { + { MSG, NFIFOENTRY_DTYPE_MSG }, + { MSG1, NFIFOENTRY_DEST_CLASS1 | NFIFOENTRY_DTYPE_MSG }, + { MSG2, NFIFOENTRY_DEST_CLASS2 | NFIFOENTRY_DTYPE_MSG }, + { IV1, NFIFOENTRY_DEST_CLASS1 | NFIFOENTRY_DTYPE_IV }, + { IV2, NFIFOENTRY_DEST_CLASS2 | NFIFOENTRY_DTYPE_IV }, + { ICV1, NFIFOENTRY_DEST_CLASS1 | NFIFOENTRY_DTYPE_ICV }, + { ICV2, NFIFOENTRY_DEST_CLASS2 | NFIFOENTRY_DTYPE_ICV }, + { SAD1, NFIFOENTRY_DEST_CLASS1 | NFIFOENTRY_DTYPE_SAD }, + { AAD1, NFIFOENTRY_DEST_CLASS1 | NFIFOENTRY_DTYPE_AAD }, + { AAD2, NFIFOENTRY_DEST_CLASS2 | NFIFOENTRY_DTYPE_AAD }, + { AFHA_SBOX, NFIFOENTRY_DEST_CLASS1 | NFIFOENTRY_DTYPE_SBOX }, + { SKIP, NFIFOENTRY_DTYPE_SKIP }, + { PKE, NFIFOENTRY_DEST_CLASS1 | NFIFOENTRY_DTYPE_PK_E }, + { PKN, NFIFOENTRY_DEST_CLASS1 | NFIFOENTRY_DTYPE_PK_N }, + { PKA, NFIFOENTRY_DEST_CLASS1 | NFIFOENTRY_DTYPE_PK_A }, + { PKA0, NFIFOENTRY_DEST_CLASS1 | NFIFOENTRY_DTYPE_PK_A0 }, + { PKA1, NFIFOENTRY_DEST_CLASS1 | NFIFOENTRY_DTYPE_PK_A1 }, + { PKA2, NFIFOENTRY_DEST_CLASS1 | NFIFOENTRY_DTYPE_PK_A2 }, + { PKA3, NFIFOENTRY_DEST_CLASS1 | NFIFOENTRY_DTYPE_PK_A3 }, + { PKB, NFIFOENTRY_DEST_CLASS1 | NFIFOENTRY_DTYPE_PK_B }, + { PKB0, NFIFOENTRY_DEST_CLASS1 | NFIFOENTRY_DTYPE_PK_B0 }, + { PKB1, NFIFOENTRY_DEST_CLASS1 | NFIFOENTRY_DTYPE_PK_B1 }, + { PKB2, NFIFOENTRY_DEST_CLASS1 | NFIFOENTRY_DTYPE_PK_B2 }, + { PKB3, NFIFOENTRY_DEST_CLASS1 | NFIFOENTRY_DTYPE_PK_B3 }, + { AB1, NFIFOENTRY_DEST_CLASS1 }, + { AB2, NFIFOENTRY_DEST_CLASS2 }, + { ABD, NFIFOENTRY_DEST_DECO } +}; + +static const uint32_t nfifo_flags[][2] = { +/*1*/ { LAST1, NFIFOENTRY_LC1 }, + { LAST2, NFIFOENTRY_LC2 }, + { FLUSH1, NFIFOENTRY_FC1 }, + { BP, NFIFOENTRY_BND }, + { PAD_ZERO, NFIFOENTRY_PTYPE_ZEROS }, + { PAD_NONZERO, NFIFOENTRY_PTYPE_RND_NOZEROS }, + { PAD_INCREMENT, NFIFOENTRY_PTYPE_INCREMENT }, + { PAD_RANDOM, NFIFOENTRY_PTYPE_RND }, + { PAD_ZERO_N1, NFIFOENTRY_PTYPE_ZEROS_NZ }, + { PAD_NONZERO_0, NFIFOENTRY_PTYPE_RND_NZ_LZ }, + { PAD_N1, NFIFOENTRY_PTYPE_N }, +/*12*/ { PAD_NONZERO_N, NFIFOENTRY_PTYPE_RND_NZ_N }, + { FLUSH2, NFIFOENTRY_FC2 }, + { OC, NFIFOENTRY_OC } +}; + +/* + * Allowed NFIFO LOAD flags for each SEC Era. + * Values represent the number of entries from nfifo_flags[] that are supported. + */ +static const unsigned int nfifo_flags_sz[] = {12, 14, 14, 14, 14, 14, 14, 14}; + +static const uint32_t nfifo_pad_flags[][2] = { + { BM, NFIFOENTRY_BM }, + { PS, NFIFOENTRY_PS }, + { PR, NFIFOENTRY_PR } +}; + +/* + * Allowed NFIFO LOAD pad flags for each SEC Era. + * Values represent the number of entries from nfifo_pad_flags[] that are + * supported. + */ +static const unsigned int nfifo_pad_flags_sz[] = {2, 2, 2, 2, 3, 3, 3, 3}; + +static inline int +rta_nfifo_load(struct program *program, uint32_t src, + uint32_t data, uint32_t length, uint32_t flags) +{ + uint32_t opcode = 0, val; + int ret = -EINVAL; + uint32_t load_cmd = CMD_LOAD | LDST_IMM | LDST_CLASS_IND_CCB | + LDST_SRCDST_WORD_INFO_FIFO; + unsigned int start_pc = program->current_pc; + + if ((data == AFHA_SBOX) && (rta_sec_era == RTA_SEC_ERA_7)) { + pr_err("NFIFO: AFHA S-box not supported by SEC Era %d\n", + USER_SEC_ERA(rta_sec_era)); + goto err; + } + + /* write source field */ + ret = __rta_map_opcode(src, nfifo_src, nfifo_src_sz[rta_sec_era], &val); + if (ret < 0) { + pr_err("NFIFO: Invalid SRC. SEC PC: %d; Instr: %d\n", + program->current_pc, program->current_instruction); + goto err; + } + opcode |= val; + + /* write type field */ + ret = __rta_map_opcode(data, nfifo_data, ARRAY_SIZE(nfifo_data), &val); + if (ret < 0) { + pr_err("NFIFO: Invalid data. SEC PC: %d; Instr: %d\n", + program->current_pc, program->current_instruction); + goto err; + } + opcode |= val; + + /* write DL field */ + if (!(flags & EXT)) { + opcode |= length & NFIFOENTRY_DLEN_MASK; + load_cmd |= 4; + } else { + load_cmd |= 8; + } + + /* write flags */ + __rta_map_flags(flags, nfifo_flags, nfifo_flags_sz[rta_sec_era], + &opcode); + + /* in case of padding, check the destination */ + if (src == PAD) + __rta_map_flags(flags, nfifo_pad_flags, + nfifo_pad_flags_sz[rta_sec_era], &opcode); + + /* write LOAD command first */ + __rta_out32(program, load_cmd); + __rta_out32(program, opcode); + + if (flags & EXT) + __rta_out32(program, length & NFIFOENTRY_DLEN_MASK); + + program->current_instruction++; + + return (int)start_pc; + + err: + program->first_error_pc = start_pc; + program->current_instruction++; + return ret; +} + +#endif /* __RTA_NFIFO_CMD_H__ */ diff --git a/drivers/crypto/dpaa2_sec/hw/rta/operation_cmd.h b/drivers/crypto/dpaa2_sec/hw/rta/operation_cmd.h new file mode 100644 index 00000000..5e88fb46 --- /dev/null +++ b/drivers/crypto/dpaa2_sec/hw/rta/operation_cmd.h @@ -0,0 +1,599 @@ +/*- + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * BSD LICENSE + * + * Copyright 2008-2016 Freescale Semiconductor Inc. + * Copyright (c) 2016 NXP. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the above-listed copyright holders nor the + * names of any contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * GPL LICENSE SUMMARY + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __RTA_OPERATION_CMD_H__ +#define __RTA_OPERATION_CMD_H__ + +extern enum rta_sec_era rta_sec_era; + +static inline int +__rta_alg_aai_aes(uint16_t aai) +{ + uint16_t aes_mode = aai & OP_ALG_AESA_MODE_MASK; + + if (aai & OP_ALG_AAI_C2K) { + if (rta_sec_era < RTA_SEC_ERA_5) + return -1; + if ((aes_mode != OP_ALG_AAI_CCM) && + (aes_mode != OP_ALG_AAI_GCM)) + return -EINVAL; + } + + switch (aes_mode) { + case OP_ALG_AAI_CBC_CMAC: + case OP_ALG_AAI_CTR_CMAC_LTE: + case OP_ALG_AAI_CTR_CMAC: + if (rta_sec_era < RTA_SEC_ERA_2) + return -EINVAL; + /* no break */ + case OP_ALG_AAI_CTR: + case OP_ALG_AAI_CBC: + case OP_ALG_AAI_ECB: + case OP_ALG_AAI_OFB: + case OP_ALG_AAI_CFB: + case OP_ALG_AAI_XTS: + case OP_ALG_AAI_CMAC: + case OP_ALG_AAI_XCBC_MAC: + case OP_ALG_AAI_CCM: + case OP_ALG_AAI_GCM: + case OP_ALG_AAI_CBC_XCBCMAC: + case OP_ALG_AAI_CTR_XCBCMAC: + return 0; + } + + return -EINVAL; +} + +static inline int +__rta_alg_aai_des(uint16_t aai) +{ + uint16_t aai_code = (uint16_t)(aai & ~OP_ALG_AAI_CHECKODD); + + switch (aai_code) { + case OP_ALG_AAI_CBC: + case OP_ALG_AAI_ECB: + case OP_ALG_AAI_CFB: + case OP_ALG_AAI_OFB: + return 0; + } + + return -EINVAL; +} + +static inline int +__rta_alg_aai_md5(uint16_t aai) +{ + switch (aai) { + case OP_ALG_AAI_HMAC: + if (rta_sec_era < RTA_SEC_ERA_2) + return -EINVAL; + /* no break */ + case OP_ALG_AAI_SMAC: + case OP_ALG_AAI_HASH: + case OP_ALG_AAI_HMAC_PRECOMP: + return 0; + } + + return -EINVAL; +} + +static inline int +__rta_alg_aai_sha(uint16_t aai) +{ + switch (aai) { + case OP_ALG_AAI_HMAC: + if (rta_sec_era < RTA_SEC_ERA_2) + return -EINVAL; + /* no break */ + case OP_ALG_AAI_HASH: + case OP_ALG_AAI_HMAC_PRECOMP: + return 0; + } + + return -EINVAL; +} + +static inline int +__rta_alg_aai_rng(uint16_t aai) +{ + uint16_t rng_mode = aai & OP_ALG_RNG_MODE_MASK; + uint16_t rng_sh = aai & OP_ALG_AAI_RNG4_SH_MASK; + + switch (rng_mode) { + case OP_ALG_AAI_RNG: + case OP_ALG_AAI_RNG_NZB: + case OP_ALG_AAI_RNG_OBP: + break; + default: + return -EINVAL; + } + + /* State Handle bits are valid only for SEC Era >= 5 */ + if ((rta_sec_era < RTA_SEC_ERA_5) && rng_sh) + return -EINVAL; + + /* PS, AI, SK bits are also valid only for SEC Era >= 5 */ + if ((rta_sec_era < RTA_SEC_ERA_5) && (aai & + (OP_ALG_AAI_RNG4_PS | OP_ALG_AAI_RNG4_AI | OP_ALG_AAI_RNG4_SK))) + return -EINVAL; + + switch (rng_sh) { + case OP_ALG_AAI_RNG4_SH_0: + case OP_ALG_AAI_RNG4_SH_1: + return 0; + } + + return -EINVAL; +} + +static inline int +__rta_alg_aai_crc(uint16_t aai) +{ + uint16_t aai_code = aai & OP_ALG_CRC_POLY_MASK; + + switch (aai_code) { + case OP_ALG_AAI_802: + case OP_ALG_AAI_3385: + case OP_ALG_AAI_CUST_POLY: + return 0; + } + + return -EINVAL; +} + +static inline int +__rta_alg_aai_kasumi(uint16_t aai) +{ + switch (aai) { + case OP_ALG_AAI_GSM: + case OP_ALG_AAI_EDGE: + case OP_ALG_AAI_F8: + case OP_ALG_AAI_F9: + return 0; + } + + return -EINVAL; +} + +static inline int +__rta_alg_aai_snow_f9(uint16_t aai) +{ + if (aai == OP_ALG_AAI_F9) + return 0; + + return -EINVAL; +} + +static inline int +__rta_alg_aai_snow_f8(uint16_t aai) +{ + if (aai == OP_ALG_AAI_F8) + return 0; + + return -EINVAL; +} + +static inline int +__rta_alg_aai_zuce(uint16_t aai) +{ + if (aai == OP_ALG_AAI_F8) + return 0; + + return -EINVAL; +} + +static inline int +__rta_alg_aai_zuca(uint16_t aai) +{ + if (aai == OP_ALG_AAI_F9) + return 0; + + return -EINVAL; +} + +struct alg_aai_map { + uint32_t chipher_algo; + int (*aai_func)(uint16_t); + uint32_t class; +}; + +static const struct alg_aai_map alg_table[] = { +/*1*/ { OP_ALG_ALGSEL_AES, __rta_alg_aai_aes, OP_TYPE_CLASS1_ALG }, + { OP_ALG_ALGSEL_DES, __rta_alg_aai_des, OP_TYPE_CLASS1_ALG }, + { OP_ALG_ALGSEL_3DES, __rta_alg_aai_des, OP_TYPE_CLASS1_ALG }, + { OP_ALG_ALGSEL_MD5, __rta_alg_aai_md5, OP_TYPE_CLASS2_ALG }, + { OP_ALG_ALGSEL_SHA1, __rta_alg_aai_md5, OP_TYPE_CLASS2_ALG }, + { OP_ALG_ALGSEL_SHA224, __rta_alg_aai_sha, OP_TYPE_CLASS2_ALG }, + { OP_ALG_ALGSEL_SHA256, __rta_alg_aai_sha, OP_TYPE_CLASS2_ALG }, + { OP_ALG_ALGSEL_SHA384, __rta_alg_aai_sha, OP_TYPE_CLASS2_ALG }, + { OP_ALG_ALGSEL_SHA512, __rta_alg_aai_sha, OP_TYPE_CLASS2_ALG }, + { OP_ALG_ALGSEL_RNG, __rta_alg_aai_rng, OP_TYPE_CLASS1_ALG }, +/*11*/ { OP_ALG_ALGSEL_CRC, __rta_alg_aai_crc, OP_TYPE_CLASS2_ALG }, + { OP_ALG_ALGSEL_ARC4, NULL, OP_TYPE_CLASS1_ALG }, + { OP_ALG_ALGSEL_SNOW_F8, __rta_alg_aai_snow_f8, OP_TYPE_CLASS1_ALG }, +/*14*/ { OP_ALG_ALGSEL_KASUMI, __rta_alg_aai_kasumi, OP_TYPE_CLASS1_ALG }, + { OP_ALG_ALGSEL_SNOW_F9, __rta_alg_aai_snow_f9, OP_TYPE_CLASS2_ALG }, + { OP_ALG_ALGSEL_ZUCE, __rta_alg_aai_zuce, OP_TYPE_CLASS1_ALG }, +/*17*/ { OP_ALG_ALGSEL_ZUCA, __rta_alg_aai_zuca, OP_TYPE_CLASS2_ALG } +}; + +/* + * Allowed OPERATION algorithms for each SEC Era. + * Values represent the number of entries from alg_table[] that are supported. + */ +static const unsigned int alg_table_sz[] = {14, 15, 15, 15, 17, 17, 11, 17}; + +static inline int +rta_operation(struct program *program, uint32_t cipher_algo, + uint16_t aai, uint8_t algo_state, + int icv_checking, int enc) +{ + uint32_t opcode = CMD_OPERATION; + unsigned int i, found = 0; + unsigned int start_pc = program->current_pc; + int ret; + + for (i = 0; i < alg_table_sz[rta_sec_era]; i++) { + if (alg_table[i].chipher_algo == cipher_algo) { + opcode |= cipher_algo | alg_table[i].class; + /* nothing else to verify */ + if (alg_table[i].aai_func == NULL) { + found = 1; + break; + } + + aai &= OP_ALG_AAI_MASK; + + ret = (*alg_table[i].aai_func)(aai); + if (ret < 0) { + pr_err("OPERATION: Bad AAI Type. SEC Program Line: %d\n", + program->current_pc); + goto err; + } + opcode |= aai; + found = 1; + break; + } + } + if (!found) { + pr_err("OPERATION: Invalid Command. SEC Program Line: %d\n", + program->current_pc); + ret = -EINVAL; + goto err; + } + + switch (algo_state) { + case OP_ALG_AS_UPDATE: + case OP_ALG_AS_INIT: + case OP_ALG_AS_FINALIZE: + case OP_ALG_AS_INITFINAL: + opcode |= algo_state; + break; + default: + pr_err("Invalid Operation Command\n"); + ret = -EINVAL; + goto err; + } + + switch (icv_checking) { + case ICV_CHECK_DISABLE: + /* + * opcode |= OP_ALG_ICV_OFF; + * OP_ALG_ICV_OFF is 0 + */ + break; + case ICV_CHECK_ENABLE: + opcode |= OP_ALG_ICV_ON; + break; + default: + pr_err("Invalid Operation Command\n"); + ret = -EINVAL; + goto err; + } + + switch (enc) { + case DIR_DEC: + /* + * opcode |= OP_ALG_DECRYPT; + * OP_ALG_DECRYPT is 0 + */ + break; + case DIR_ENC: + opcode |= OP_ALG_ENCRYPT; + break; + default: + pr_err("Invalid Operation Command\n"); + ret = -EINVAL; + goto err; + } + + __rta_out32(program, opcode); + program->current_instruction++; + return (int)start_pc; + + err: + program->first_error_pc = start_pc; + return ret; +} + +/* + * OPERATION PKHA routines + */ +static inline int +__rta_pkha_clearmem(uint32_t pkha_op) +{ + switch (pkha_op) { + case (OP_ALG_PKMODE_CLEARMEM_ALL): + case (OP_ALG_PKMODE_CLEARMEM_ABE): + case (OP_ALG_PKMODE_CLEARMEM_ABN): + case (OP_ALG_PKMODE_CLEARMEM_AB): + case (OP_ALG_PKMODE_CLEARMEM_AEN): + case (OP_ALG_PKMODE_CLEARMEM_AE): + case (OP_ALG_PKMODE_CLEARMEM_AN): + case (OP_ALG_PKMODE_CLEARMEM_A): + case (OP_ALG_PKMODE_CLEARMEM_BEN): + case (OP_ALG_PKMODE_CLEARMEM_BE): + case (OP_ALG_PKMODE_CLEARMEM_BN): + case (OP_ALG_PKMODE_CLEARMEM_B): + case (OP_ALG_PKMODE_CLEARMEM_EN): + case (OP_ALG_PKMODE_CLEARMEM_N): + case (OP_ALG_PKMODE_CLEARMEM_E): + return 0; + } + + return -EINVAL; +} + +static inline int +__rta_pkha_mod_arithmetic(uint32_t pkha_op) +{ + pkha_op &= (uint32_t)~OP_ALG_PKMODE_OUT_A; + + switch (pkha_op) { + case (OP_ALG_PKMODE_MOD_ADD): + case (OP_ALG_PKMODE_MOD_SUB_AB): + case (OP_ALG_PKMODE_MOD_SUB_BA): + case (OP_ALG_PKMODE_MOD_MULT): + case (OP_ALG_PKMODE_MOD_MULT_IM): + case (OP_ALG_PKMODE_MOD_MULT_IM_OM): + case (OP_ALG_PKMODE_MOD_EXPO): + case (OP_ALG_PKMODE_MOD_EXPO_TEQ): + case (OP_ALG_PKMODE_MOD_EXPO_IM): + case (OP_ALG_PKMODE_MOD_EXPO_IM_TEQ): + case (OP_ALG_PKMODE_MOD_REDUCT): + case (OP_ALG_PKMODE_MOD_INV): + case (OP_ALG_PKMODE_MOD_MONT_CNST): + case (OP_ALG_PKMODE_MOD_CRT_CNST): + case (OP_ALG_PKMODE_MOD_GCD): + case (OP_ALG_PKMODE_MOD_PRIMALITY): + case (OP_ALG_PKMODE_MOD_SML_EXP): + case (OP_ALG_PKMODE_F2M_ADD): + case (OP_ALG_PKMODE_F2M_MUL): + case (OP_ALG_PKMODE_F2M_MUL_IM): + case (OP_ALG_PKMODE_F2M_MUL_IM_OM): + case (OP_ALG_PKMODE_F2M_EXP): + case (OP_ALG_PKMODE_F2M_EXP_TEQ): + case (OP_ALG_PKMODE_F2M_AMODN): + case (OP_ALG_PKMODE_F2M_INV): + case (OP_ALG_PKMODE_F2M_R2): + case (OP_ALG_PKMODE_F2M_GCD): + case (OP_ALG_PKMODE_F2M_SML_EXP): + case (OP_ALG_PKMODE_ECC_F2M_ADD): + case (OP_ALG_PKMODE_ECC_F2M_ADD_IM_OM_PROJ): + case (OP_ALG_PKMODE_ECC_F2M_DBL): + case (OP_ALG_PKMODE_ECC_F2M_DBL_IM_OM_PROJ): + case (OP_ALG_PKMODE_ECC_F2M_MUL): + case (OP_ALG_PKMODE_ECC_F2M_MUL_TEQ): + case (OP_ALG_PKMODE_ECC_F2M_MUL_R2): + case (OP_ALG_PKMODE_ECC_F2M_MUL_R2_TEQ): + case (OP_ALG_PKMODE_ECC_F2M_MUL_R2_PROJ): + case (OP_ALG_PKMODE_ECC_F2M_MUL_R2_PROJ_TEQ): + case (OP_ALG_PKMODE_ECC_MOD_ADD): + case (OP_ALG_PKMODE_ECC_MOD_ADD_IM_OM_PROJ): + case (OP_ALG_PKMODE_ECC_MOD_DBL): + case (OP_ALG_PKMODE_ECC_MOD_DBL_IM_OM_PROJ): + case (OP_ALG_PKMODE_ECC_MOD_MUL): + case (OP_ALG_PKMODE_ECC_MOD_MUL_TEQ): + case (OP_ALG_PKMODE_ECC_MOD_MUL_R2): + case (OP_ALG_PKMODE_ECC_MOD_MUL_R2_TEQ): + case (OP_ALG_PKMODE_ECC_MOD_MUL_R2_PROJ): + case (OP_ALG_PKMODE_ECC_MOD_MUL_R2_PROJ_TEQ): + return 0; + } + + return -EINVAL; +} + +static inline int +__rta_pkha_copymem(uint32_t pkha_op) +{ + switch (pkha_op) { + case (OP_ALG_PKMODE_COPY_NSZ_A0_B0): + case (OP_ALG_PKMODE_COPY_NSZ_A0_B1): + case (OP_ALG_PKMODE_COPY_NSZ_A0_B2): + case (OP_ALG_PKMODE_COPY_NSZ_A0_B3): + case (OP_ALG_PKMODE_COPY_NSZ_A1_B0): + case (OP_ALG_PKMODE_COPY_NSZ_A1_B1): + case (OP_ALG_PKMODE_COPY_NSZ_A1_B2): + case (OP_ALG_PKMODE_COPY_NSZ_A1_B3): + case (OP_ALG_PKMODE_COPY_NSZ_A2_B0): + case (OP_ALG_PKMODE_COPY_NSZ_A2_B1): + case (OP_ALG_PKMODE_COPY_NSZ_A2_B2): + case (OP_ALG_PKMODE_COPY_NSZ_A2_B3): + case (OP_ALG_PKMODE_COPY_NSZ_A3_B0): + case (OP_ALG_PKMODE_COPY_NSZ_A3_B1): + case (OP_ALG_PKMODE_COPY_NSZ_A3_B2): + case (OP_ALG_PKMODE_COPY_NSZ_A3_B3): + case (OP_ALG_PKMODE_COPY_NSZ_B0_A0): + case (OP_ALG_PKMODE_COPY_NSZ_B0_A1): + case (OP_ALG_PKMODE_COPY_NSZ_B0_A2): + case (OP_ALG_PKMODE_COPY_NSZ_B0_A3): + case (OP_ALG_PKMODE_COPY_NSZ_B1_A0): + case (OP_ALG_PKMODE_COPY_NSZ_B1_A1): + case (OP_ALG_PKMODE_COPY_NSZ_B1_A2): + case (OP_ALG_PKMODE_COPY_NSZ_B1_A3): + case (OP_ALG_PKMODE_COPY_NSZ_B2_A0): + case (OP_ALG_PKMODE_COPY_NSZ_B2_A1): + case (OP_ALG_PKMODE_COPY_NSZ_B2_A2): + case (OP_ALG_PKMODE_COPY_NSZ_B2_A3): + case (OP_ALG_PKMODE_COPY_NSZ_B3_A0): + case (OP_ALG_PKMODE_COPY_NSZ_B3_A1): + case (OP_ALG_PKMODE_COPY_NSZ_B3_A2): + case (OP_ALG_PKMODE_COPY_NSZ_B3_A3): + case (OP_ALG_PKMODE_COPY_NSZ_A_E): + case (OP_ALG_PKMODE_COPY_NSZ_A_N): + case (OP_ALG_PKMODE_COPY_NSZ_B_E): + case (OP_ALG_PKMODE_COPY_NSZ_B_N): + case (OP_ALG_PKMODE_COPY_NSZ_N_A): + case (OP_ALG_PKMODE_COPY_NSZ_N_B): + case (OP_ALG_PKMODE_COPY_NSZ_N_E): + case (OP_ALG_PKMODE_COPY_SSZ_A0_B0): + case (OP_ALG_PKMODE_COPY_SSZ_A0_B1): + case (OP_ALG_PKMODE_COPY_SSZ_A0_B2): + case (OP_ALG_PKMODE_COPY_SSZ_A0_B3): + case (OP_ALG_PKMODE_COPY_SSZ_A1_B0): + case (OP_ALG_PKMODE_COPY_SSZ_A1_B1): + case (OP_ALG_PKMODE_COPY_SSZ_A1_B2): + case (OP_ALG_PKMODE_COPY_SSZ_A1_B3): + case (OP_ALG_PKMODE_COPY_SSZ_A2_B0): + case (OP_ALG_PKMODE_COPY_SSZ_A2_B1): + case (OP_ALG_PKMODE_COPY_SSZ_A2_B2): + case (OP_ALG_PKMODE_COPY_SSZ_A2_B3): + case (OP_ALG_PKMODE_COPY_SSZ_A3_B0): + case (OP_ALG_PKMODE_COPY_SSZ_A3_B1): + case (OP_ALG_PKMODE_COPY_SSZ_A3_B2): + case (OP_ALG_PKMODE_COPY_SSZ_A3_B3): + case (OP_ALG_PKMODE_COPY_SSZ_B0_A0): + case (OP_ALG_PKMODE_COPY_SSZ_B0_A1): + case (OP_ALG_PKMODE_COPY_SSZ_B0_A2): + case (OP_ALG_PKMODE_COPY_SSZ_B0_A3): + case (OP_ALG_PKMODE_COPY_SSZ_B1_A0): + case (OP_ALG_PKMODE_COPY_SSZ_B1_A1): + case (OP_ALG_PKMODE_COPY_SSZ_B1_A2): + case (OP_ALG_PKMODE_COPY_SSZ_B1_A3): + case (OP_ALG_PKMODE_COPY_SSZ_B2_A0): + case (OP_ALG_PKMODE_COPY_SSZ_B2_A1): + case (OP_ALG_PKMODE_COPY_SSZ_B2_A2): + case (OP_ALG_PKMODE_COPY_SSZ_B2_A3): + case (OP_ALG_PKMODE_COPY_SSZ_B3_A0): + case (OP_ALG_PKMODE_COPY_SSZ_B3_A1): + case (OP_ALG_PKMODE_COPY_SSZ_B3_A2): + case (OP_ALG_PKMODE_COPY_SSZ_B3_A3): + case (OP_ALG_PKMODE_COPY_SSZ_A_E): + case (OP_ALG_PKMODE_COPY_SSZ_A_N): + case (OP_ALG_PKMODE_COPY_SSZ_B_E): + case (OP_ALG_PKMODE_COPY_SSZ_B_N): + case (OP_ALG_PKMODE_COPY_SSZ_N_A): + case (OP_ALG_PKMODE_COPY_SSZ_N_B): + case (OP_ALG_PKMODE_COPY_SSZ_N_E): + return 0; + } + + return -EINVAL; +} + +static inline int +rta_pkha_operation(struct program *program, uint32_t op_pkha) +{ + uint32_t opcode = CMD_OPERATION | OP_TYPE_PK | OP_ALG_PK; + uint32_t pkha_func; + unsigned int start_pc = program->current_pc; + int ret = -EINVAL; + + pkha_func = op_pkha & OP_ALG_PK_FUN_MASK; + + switch (pkha_func) { + case (OP_ALG_PKMODE_CLEARMEM): + ret = __rta_pkha_clearmem(op_pkha); + if (ret < 0) { + pr_err("OPERATION PKHA: Type not supported. SEC Program Line: %d\n", + program->current_pc); + goto err; + } + break; + case (OP_ALG_PKMODE_MOD_ADD): + case (OP_ALG_PKMODE_MOD_SUB_AB): + case (OP_ALG_PKMODE_MOD_SUB_BA): + case (OP_ALG_PKMODE_MOD_MULT): + case (OP_ALG_PKMODE_MOD_EXPO): + case (OP_ALG_PKMODE_MOD_REDUCT): + case (OP_ALG_PKMODE_MOD_INV): + case (OP_ALG_PKMODE_MOD_MONT_CNST): + case (OP_ALG_PKMODE_MOD_CRT_CNST): + case (OP_ALG_PKMODE_MOD_GCD): + case (OP_ALG_PKMODE_MOD_PRIMALITY): + case (OP_ALG_PKMODE_MOD_SML_EXP): + case (OP_ALG_PKMODE_ECC_MOD_ADD): + case (OP_ALG_PKMODE_ECC_MOD_DBL): + case (OP_ALG_PKMODE_ECC_MOD_MUL): + ret = __rta_pkha_mod_arithmetic(op_pkha); + if (ret < 0) { + pr_err("OPERATION PKHA: Type not supported. SEC Program Line: %d\n", + program->current_pc); + goto err; + } + break; + case (OP_ALG_PKMODE_COPY_NSZ): + case (OP_ALG_PKMODE_COPY_SSZ): + ret = __rta_pkha_copymem(op_pkha); + if (ret < 0) { + pr_err("OPERATION PKHA: Type not supported. SEC Program Line: %d\n", + program->current_pc); + goto err; + } + break; + default: + pr_err("Invalid Operation Command\n"); + goto err; + } + + opcode |= op_pkha; + + __rta_out32(program, opcode); + program->current_instruction++; + return (int)start_pc; + + err: + program->first_error_pc = start_pc; + program->current_instruction++; + return ret; +} + +#endif /* __RTA_OPERATION_CMD_H__ */ diff --git a/drivers/crypto/dpaa2_sec/hw/rta/protocol_cmd.h b/drivers/crypto/dpaa2_sec/hw/rta/protocol_cmd.h new file mode 100644 index 00000000..2e7b2f2d --- /dev/null +++ b/drivers/crypto/dpaa2_sec/hw/rta/protocol_cmd.h @@ -0,0 +1,732 @@ +/*- + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * BSD LICENSE + * + * Copyright 2008-2016 Freescale Semiconductor Inc. + * Copyright (c) 2016 NXP. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the above-listed copyright holders nor the + * names of any contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * GPL LICENSE SUMMARY + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __RTA_PROTOCOL_CMD_H__ +#define __RTA_PROTOCOL_CMD_H__ + +extern enum rta_sec_era rta_sec_era; + +static inline int +__rta_ssl_proto(uint16_t protoinfo) +{ + switch (protoinfo) { + case OP_PCL_SSL30_RC4_40_MD5_2: + case OP_PCL_SSL30_RC4_128_MD5_2: + case OP_PCL_SSL30_RC4_128_SHA_5: + case OP_PCL_SSL30_RC4_40_MD5_3: + case OP_PCL_SSL30_RC4_128_MD5_3: + case OP_PCL_SSL30_RC4_128_SHA: + case OP_PCL_SSL30_RC4_128_MD5: + case OP_PCL_SSL30_RC4_40_SHA: + case OP_PCL_SSL30_RC4_40_MD5: + case OP_PCL_SSL30_RC4_128_SHA_2: + case OP_PCL_SSL30_RC4_128_SHA_3: + case OP_PCL_SSL30_RC4_128_SHA_4: + case OP_PCL_SSL30_RC4_128_SHA_6: + case OP_PCL_SSL30_RC4_128_SHA_7: + case OP_PCL_SSL30_RC4_128_SHA_8: + case OP_PCL_SSL30_RC4_128_SHA_9: + case OP_PCL_SSL30_RC4_128_SHA_10: + case OP_PCL_TLS_ECDHE_PSK_RC4_128_SHA: + if (rta_sec_era == RTA_SEC_ERA_7) + return -EINVAL; + /* fall through if not Era 7 */ + case OP_PCL_SSL30_DES40_CBC_SHA: + case OP_PCL_SSL30_DES_CBC_SHA_2: + case OP_PCL_SSL30_3DES_EDE_CBC_SHA_5: + case OP_PCL_SSL30_DES40_CBC_SHA_2: + case OP_PCL_SSL30_DES_CBC_SHA_3: + case OP_PCL_SSL30_3DES_EDE_CBC_SHA_6: + case OP_PCL_SSL30_DES40_CBC_SHA_3: + case OP_PCL_SSL30_DES_CBC_SHA_4: + case OP_PCL_SSL30_3DES_EDE_CBC_SHA_7: + case OP_PCL_SSL30_DES40_CBC_SHA_4: + case OP_PCL_SSL30_DES_CBC_SHA_5: + case OP_PCL_SSL30_3DES_EDE_CBC_SHA_8: + case OP_PCL_SSL30_DES40_CBC_SHA_5: + case OP_PCL_SSL30_DES_CBC_SHA_6: + case OP_PCL_SSL30_3DES_EDE_CBC_SHA_9: + case OP_PCL_SSL30_DES40_CBC_SHA_6: + case OP_PCL_SSL30_DES_CBC_SHA_7: + case OP_PCL_SSL30_3DES_EDE_CBC_SHA_10: + case OP_PCL_SSL30_DES_CBC_SHA: + case OP_PCL_SSL30_3DES_EDE_CBC_SHA: + case OP_PCL_SSL30_DES_CBC_MD5: + case OP_PCL_SSL30_3DES_EDE_CBC_MD5: + case OP_PCL_SSL30_DES40_CBC_SHA_7: + case OP_PCL_SSL30_DES40_CBC_MD5: + case OP_PCL_SSL30_AES_128_CBC_SHA: + case OP_PCL_SSL30_AES_128_CBC_SHA_2: + case OP_PCL_SSL30_AES_128_CBC_SHA_3: + case OP_PCL_SSL30_AES_128_CBC_SHA_4: + case OP_PCL_SSL30_AES_128_CBC_SHA_5: + case OP_PCL_SSL30_AES_128_CBC_SHA_6: + case OP_PCL_SSL30_AES_256_CBC_SHA: + case OP_PCL_SSL30_AES_256_CBC_SHA_2: + case OP_PCL_SSL30_AES_256_CBC_SHA_3: + case OP_PCL_SSL30_AES_256_CBC_SHA_4: + case OP_PCL_SSL30_AES_256_CBC_SHA_5: + case OP_PCL_SSL30_AES_256_CBC_SHA_6: + case OP_PCL_TLS12_AES_128_CBC_SHA256_2: + case OP_PCL_TLS12_AES_128_CBC_SHA256_3: + case OP_PCL_TLS12_AES_128_CBC_SHA256_4: + case OP_PCL_TLS12_AES_128_CBC_SHA256_5: + case OP_PCL_TLS12_AES_256_CBC_SHA256_2: + case OP_PCL_TLS12_AES_256_CBC_SHA256_3: + case OP_PCL_TLS12_AES_256_CBC_SHA256_4: + case OP_PCL_TLS12_AES_256_CBC_SHA256_5: + case OP_PCL_TLS12_AES_128_CBC_SHA256_6: + case OP_PCL_TLS12_AES_256_CBC_SHA256_6: + case OP_PCL_SSL30_3DES_EDE_CBC_SHA_2: + case OP_PCL_SSL30_AES_128_CBC_SHA_7: + case OP_PCL_SSL30_AES_256_CBC_SHA_7: + case OP_PCL_SSL30_3DES_EDE_CBC_SHA_3: + case OP_PCL_SSL30_AES_128_CBC_SHA_8: + case OP_PCL_SSL30_AES_256_CBC_SHA_8: + case OP_PCL_SSL30_3DES_EDE_CBC_SHA_4: + case OP_PCL_SSL30_AES_128_CBC_SHA_9: + case OP_PCL_SSL30_AES_256_CBC_SHA_9: + case OP_PCL_SSL30_AES_128_GCM_SHA256_1: + case OP_PCL_SSL30_AES_256_GCM_SHA384_1: + case OP_PCL_SSL30_AES_128_GCM_SHA256_2: + case OP_PCL_SSL30_AES_256_GCM_SHA384_2: + case OP_PCL_SSL30_AES_128_GCM_SHA256_3: + case OP_PCL_SSL30_AES_256_GCM_SHA384_3: + case OP_PCL_SSL30_AES_128_GCM_SHA256_4: + case OP_PCL_SSL30_AES_256_GCM_SHA384_4: + case OP_PCL_SSL30_AES_128_GCM_SHA256_5: + case OP_PCL_SSL30_AES_256_GCM_SHA384_5: + case OP_PCL_SSL30_AES_128_GCM_SHA256_6: + case OP_PCL_TLS_DH_ANON_AES_256_GCM_SHA384: + case OP_PCL_TLS_PSK_AES_128_GCM_SHA256: + case OP_PCL_TLS_PSK_AES_256_GCM_SHA384: + case OP_PCL_TLS_DHE_PSK_AES_128_GCM_SHA256: + case OP_PCL_TLS_DHE_PSK_AES_256_GCM_SHA384: + case OP_PCL_TLS_RSA_PSK_AES_128_GCM_SHA256: + case OP_PCL_TLS_RSA_PSK_AES_256_GCM_SHA384: + case OP_PCL_TLS_PSK_AES_128_CBC_SHA256: + case OP_PCL_TLS_PSK_AES_256_CBC_SHA384: + case OP_PCL_TLS_DHE_PSK_AES_128_CBC_SHA256: + case OP_PCL_TLS_DHE_PSK_AES_256_CBC_SHA384: + case OP_PCL_TLS_RSA_PSK_AES_128_CBC_SHA256: + case OP_PCL_TLS_RSA_PSK_AES_256_CBC_SHA384: + case OP_PCL_SSL30_3DES_EDE_CBC_SHA_11: + case OP_PCL_SSL30_AES_128_CBC_SHA_10: + case OP_PCL_SSL30_AES_256_CBC_SHA_10: + case OP_PCL_SSL30_3DES_EDE_CBC_SHA_12: + case OP_PCL_SSL30_AES_128_CBC_SHA_11: + case OP_PCL_SSL30_AES_256_CBC_SHA_11: + case OP_PCL_SSL30_AES_128_CBC_SHA_12: + case OP_PCL_SSL30_3DES_EDE_CBC_SHA_13: + case OP_PCL_SSL30_AES_256_CBC_SHA_12: + case OP_PCL_SSL30_3DES_EDE_CBC_SHA_14: + case OP_PCL_SSL30_AES_128_CBC_SHA_13: + case OP_PCL_SSL30_AES_256_CBC_SHA_13: + case OP_PCL_SSL30_3DES_EDE_CBC_SHA_15: + case OP_PCL_SSL30_AES_128_CBC_SHA_14: + case OP_PCL_SSL30_AES_256_CBC_SHA_14: + case OP_PCL_SSL30_3DES_EDE_CBC_SHA_16: + case OP_PCL_SSL30_3DES_EDE_CBC_SHA_17: + case OP_PCL_SSL30_3DES_EDE_CBC_SHA_18: + case OP_PCL_SSL30_AES_128_CBC_SHA_15: + case OP_PCL_SSL30_AES_128_CBC_SHA_16: + case OP_PCL_SSL30_AES_128_CBC_SHA_17: + case OP_PCL_SSL30_AES_256_CBC_SHA_15: + case OP_PCL_SSL30_AES_256_CBC_SHA_16: + case OP_PCL_SSL30_AES_256_CBC_SHA_17: + case OP_PCL_TLS_ECDHE_ECDSA_AES_128_CBC_SHA256: + case OP_PCL_TLS_ECDHE_ECDSA_AES_256_CBC_SHA384: + case OP_PCL_TLS_ECDH_ECDSA_AES_128_CBC_SHA256: + case OP_PCL_TLS_ECDH_ECDSA_AES_256_CBC_SHA384: + case OP_PCL_TLS_ECDHE_RSA_AES_128_CBC_SHA256: + case OP_PCL_TLS_ECDHE_RSA_AES_256_CBC_SHA384: + case OP_PCL_TLS_ECDH_RSA_AES_128_CBC_SHA256: + case OP_PCL_TLS_ECDH_RSA_AES_256_CBC_SHA384: + case OP_PCL_TLS_ECDHE_ECDSA_AES_128_GCM_SHA256: + case OP_PCL_TLS_ECDHE_ECDSA_AES_256_GCM_SHA384: + case OP_PCL_TLS_ECDH_ECDSA_AES_128_GCM_SHA256: + case OP_PCL_TLS_ECDH_ECDSA_AES_256_GCM_SHA384: + case OP_PCL_TLS_ECDHE_RSA_AES_128_GCM_SHA256: + case OP_PCL_TLS_ECDHE_RSA_AES_256_GCM_SHA384: + case OP_PCL_TLS_ECDH_RSA_AES_128_GCM_SHA256: + case OP_PCL_TLS_ECDH_RSA_AES_256_GCM_SHA384: + case OP_PCL_TLS_ECDHE_PSK_3DES_EDE_CBC_SHA: + case OP_PCL_TLS_ECDHE_PSK_AES_128_CBC_SHA: + case OP_PCL_TLS_ECDHE_PSK_AES_256_CBC_SHA: + case OP_PCL_TLS_ECDHE_PSK_AES_128_CBC_SHA256: + case OP_PCL_TLS_ECDHE_PSK_AES_256_CBC_SHA384: + case OP_PCL_TLS12_3DES_EDE_CBC_MD5: + case OP_PCL_TLS12_3DES_EDE_CBC_SHA160: + case OP_PCL_TLS12_3DES_EDE_CBC_SHA224: + case OP_PCL_TLS12_3DES_EDE_CBC_SHA256: + case OP_PCL_TLS12_3DES_EDE_CBC_SHA384: + case OP_PCL_TLS12_3DES_EDE_CBC_SHA512: + case OP_PCL_TLS12_AES_128_CBC_SHA160: + case OP_PCL_TLS12_AES_128_CBC_SHA224: + case OP_PCL_TLS12_AES_128_CBC_SHA256: + case OP_PCL_TLS12_AES_128_CBC_SHA384: + case OP_PCL_TLS12_AES_128_CBC_SHA512: + case OP_PCL_TLS12_AES_192_CBC_SHA160: + case OP_PCL_TLS12_AES_192_CBC_SHA224: + case OP_PCL_TLS12_AES_192_CBC_SHA256: + case OP_PCL_TLS12_AES_192_CBC_SHA512: + case OP_PCL_TLS12_AES_256_CBC_SHA160: + case OP_PCL_TLS12_AES_256_CBC_SHA224: + case OP_PCL_TLS12_AES_256_CBC_SHA256: + case OP_PCL_TLS12_AES_256_CBC_SHA384: + case OP_PCL_TLS12_AES_256_CBC_SHA512: + case OP_PCL_TLS_PVT_AES_192_CBC_SHA160: + case OP_PCL_TLS_PVT_AES_192_CBC_SHA384: + case OP_PCL_TLS_PVT_AES_192_CBC_SHA224: + case OP_PCL_TLS_PVT_AES_192_CBC_SHA512: + case OP_PCL_TLS_PVT_AES_192_CBC_SHA256: + case OP_PCL_TLS_PVT_MASTER_SECRET_PRF_FE: + case OP_PCL_TLS_PVT_MASTER_SECRET_PRF_FF: + return 0; + } + + return -EINVAL; +} + +static inline int +__rta_ike_proto(uint16_t protoinfo) +{ + switch (protoinfo) { + case OP_PCL_IKE_HMAC_MD5: + case OP_PCL_IKE_HMAC_SHA1: + case OP_PCL_IKE_HMAC_AES128_CBC: + case OP_PCL_IKE_HMAC_SHA256: + case OP_PCL_IKE_HMAC_SHA384: + case OP_PCL_IKE_HMAC_SHA512: + case OP_PCL_IKE_HMAC_AES128_CMAC: + return 0; + } + + return -EINVAL; +} + +static inline int +__rta_ipsec_proto(uint16_t protoinfo) +{ + uint16_t proto_cls1 = protoinfo & OP_PCL_IPSEC_CIPHER_MASK; + uint16_t proto_cls2 = protoinfo & OP_PCL_IPSEC_AUTH_MASK; + + switch (proto_cls1) { + case OP_PCL_IPSEC_AES_NULL_WITH_GMAC: + if (rta_sec_era < RTA_SEC_ERA_2) + return -EINVAL; + /* no break */ + case OP_PCL_IPSEC_AES_CCM8: + case OP_PCL_IPSEC_AES_CCM12: + case OP_PCL_IPSEC_AES_CCM16: + case OP_PCL_IPSEC_AES_GCM8: + case OP_PCL_IPSEC_AES_GCM12: + case OP_PCL_IPSEC_AES_GCM16: + /* CCM, GCM, GMAC require PROTINFO[7:0] = 0 */ + if (proto_cls2 == OP_PCL_IPSEC_HMAC_NULL) + return 0; + return -EINVAL; + case OP_PCL_IPSEC_NULL: + if (rta_sec_era < RTA_SEC_ERA_2) + return -EINVAL; + /* no break */ + case OP_PCL_IPSEC_DES_IV64: + case OP_PCL_IPSEC_DES: + case OP_PCL_IPSEC_3DES: + case OP_PCL_IPSEC_AES_CBC: + case OP_PCL_IPSEC_AES_CTR: + break; + default: + return -EINVAL; + } + + switch (proto_cls2) { + case OP_PCL_IPSEC_HMAC_NULL: + case OP_PCL_IPSEC_HMAC_MD5_96: + case OP_PCL_IPSEC_HMAC_SHA1_96: + case OP_PCL_IPSEC_AES_XCBC_MAC_96: + case OP_PCL_IPSEC_HMAC_MD5_128: + case OP_PCL_IPSEC_HMAC_SHA1_160: + case OP_PCL_IPSEC_AES_CMAC_96: + case OP_PCL_IPSEC_HMAC_SHA2_256_128: + case OP_PCL_IPSEC_HMAC_SHA2_384_192: + case OP_PCL_IPSEC_HMAC_SHA2_512_256: + return 0; + } + + return -EINVAL; +} + +static inline int +__rta_srtp_proto(uint16_t protoinfo) +{ + uint16_t proto_cls1 = protoinfo & OP_PCL_SRTP_CIPHER_MASK; + uint16_t proto_cls2 = protoinfo & OP_PCL_SRTP_AUTH_MASK; + + switch (proto_cls1) { + case OP_PCL_SRTP_AES_CTR: + switch (proto_cls2) { + case OP_PCL_SRTP_HMAC_SHA1_160: + return 0; + } + /* no break */ + } + + return -EINVAL; +} + +static inline int +__rta_macsec_proto(uint16_t protoinfo) +{ + switch (protoinfo) { + case OP_PCL_MACSEC: + return 0; + } + + return -EINVAL; +} + +static inline int +__rta_wifi_proto(uint16_t protoinfo) +{ + switch (protoinfo) { + case OP_PCL_WIFI: + return 0; + } + + return -EINVAL; +} + +static inline int +__rta_wimax_proto(uint16_t protoinfo) +{ + switch (protoinfo) { + case OP_PCL_WIMAX_OFDM: + case OP_PCL_WIMAX_OFDMA: + return 0; + } + + return -EINVAL; +} + +/* Allowed blob proto flags for each SEC Era */ +static const uint32_t proto_blob_flags[] = { + OP_PCL_BLOB_FORMAT_MASK | OP_PCL_BLOB_BLACK, + OP_PCL_BLOB_FORMAT_MASK | OP_PCL_BLOB_BLACK | OP_PCL_BLOB_TKEK | + OP_PCL_BLOB_EKT | OP_PCL_BLOB_REG_MASK, + OP_PCL_BLOB_FORMAT_MASK | OP_PCL_BLOB_BLACK | OP_PCL_BLOB_TKEK | + OP_PCL_BLOB_EKT | OP_PCL_BLOB_REG_MASK, + OP_PCL_BLOB_FORMAT_MASK | OP_PCL_BLOB_BLACK | OP_PCL_BLOB_TKEK | + OP_PCL_BLOB_EKT | OP_PCL_BLOB_REG_MASK | OP_PCL_BLOB_SEC_MEM, + OP_PCL_BLOB_FORMAT_MASK | OP_PCL_BLOB_BLACK | OP_PCL_BLOB_TKEK | + OP_PCL_BLOB_EKT | OP_PCL_BLOB_REG_MASK | OP_PCL_BLOB_SEC_MEM +}; + +static inline int +__rta_blob_proto(uint16_t protoinfo) +{ + if (protoinfo & ~proto_blob_flags[rta_sec_era]) + return -EINVAL; + + switch (protoinfo & OP_PCL_BLOB_FORMAT_MASK) { + case OP_PCL_BLOB_FORMAT_NORMAL: + case OP_PCL_BLOB_FORMAT_MASTER_VER: + case OP_PCL_BLOB_FORMAT_TEST: + break; + default: + return -EINVAL; + } + + switch (protoinfo & OP_PCL_BLOB_REG_MASK) { + case OP_PCL_BLOB_AFHA_SBOX: + if (rta_sec_era < RTA_SEC_ERA_3) + return -EINVAL; + /* no break */ + case OP_PCL_BLOB_REG_MEMORY: + case OP_PCL_BLOB_REG_KEY1: + case OP_PCL_BLOB_REG_KEY2: + case OP_PCL_BLOB_REG_SPLIT: + case OP_PCL_BLOB_REG_PKE: + return 0; + } + + return -EINVAL; +} + +static inline int +__rta_dlc_proto(uint16_t protoinfo) +{ + if ((rta_sec_era < RTA_SEC_ERA_2) && + (protoinfo & (OP_PCL_PKPROT_DSA_MSG | OP_PCL_PKPROT_HASH_MASK | + OP_PCL_PKPROT_EKT_Z | OP_PCL_PKPROT_DECRYPT_Z | + OP_PCL_PKPROT_DECRYPT_PRI))) + return -EINVAL; + + switch (protoinfo & OP_PCL_PKPROT_HASH_MASK) { + case OP_PCL_PKPROT_HASH_MD5: + case OP_PCL_PKPROT_HASH_SHA1: + case OP_PCL_PKPROT_HASH_SHA224: + case OP_PCL_PKPROT_HASH_SHA256: + case OP_PCL_PKPROT_HASH_SHA384: + case OP_PCL_PKPROT_HASH_SHA512: + break; + default: + return -EINVAL; + } + + return 0; +} + +static inline int +__rta_rsa_enc_proto(uint16_t protoinfo) +{ + switch (protoinfo & OP_PCL_RSAPROT_OP_MASK) { + case OP_PCL_RSAPROT_OP_ENC_F_IN: + if ((protoinfo & OP_PCL_RSAPROT_FFF_MASK) != + OP_PCL_RSAPROT_FFF_RED) + return -EINVAL; + break; + case OP_PCL_RSAPROT_OP_ENC_F_OUT: + switch (protoinfo & OP_PCL_RSAPROT_FFF_MASK) { + case OP_PCL_RSAPROT_FFF_RED: + case OP_PCL_RSAPROT_FFF_ENC: + case OP_PCL_RSAPROT_FFF_EKT: + case OP_PCL_RSAPROT_FFF_TK_ENC: + case OP_PCL_RSAPROT_FFF_TK_EKT: + break; + default: + return -EINVAL; + } + break; + default: + return -EINVAL; + } + + return 0; +} + +static inline int +__rta_rsa_dec_proto(uint16_t protoinfo) +{ + switch (protoinfo & OP_PCL_RSAPROT_OP_MASK) { + case OP_PCL_RSAPROT_OP_DEC_ND: + case OP_PCL_RSAPROT_OP_DEC_PQD: + case OP_PCL_RSAPROT_OP_DEC_PQDPDQC: + break; + default: + return -EINVAL; + } + + switch (protoinfo & OP_PCL_RSAPROT_PPP_MASK) { + case OP_PCL_RSAPROT_PPP_RED: + case OP_PCL_RSAPROT_PPP_ENC: + case OP_PCL_RSAPROT_PPP_EKT: + case OP_PCL_RSAPROT_PPP_TK_ENC: + case OP_PCL_RSAPROT_PPP_TK_EKT: + break; + default: + return -EINVAL; + } + + if (protoinfo & OP_PCL_RSAPROT_FMT_PKCSV15) + switch (protoinfo & OP_PCL_RSAPROT_FFF_MASK) { + case OP_PCL_RSAPROT_FFF_RED: + case OP_PCL_RSAPROT_FFF_ENC: + case OP_PCL_RSAPROT_FFF_EKT: + case OP_PCL_RSAPROT_FFF_TK_ENC: + case OP_PCL_RSAPROT_FFF_TK_EKT: + break; + default: + return -EINVAL; + } + + return 0; +} + +/* + * DKP Protocol - Restrictions on key (SRC,DST) combinations + * For e.g. key_in_out[0][0] = 1 means (SRC=IMM,DST=IMM) combination is allowed + */ +static const uint8_t key_in_out[4][4] = { {1, 0, 0, 0}, + {1, 1, 1, 1}, + {1, 0, 1, 0}, + {1, 0, 0, 1} }; + +static inline int +__rta_dkp_proto(uint16_t protoinfo) +{ + int key_src = (protoinfo & OP_PCL_DKP_SRC_MASK) >> OP_PCL_DKP_SRC_SHIFT; + int key_dst = (protoinfo & OP_PCL_DKP_DST_MASK) >> OP_PCL_DKP_DST_SHIFT; + + if (!key_in_out[key_src][key_dst]) { + pr_err("PROTO_DESC: Invalid DKP key (SRC,DST)\n"); + return -EINVAL; + } + + return 0; +} + + +static inline int +__rta_3g_dcrc_proto(uint16_t protoinfo) +{ + if (rta_sec_era == RTA_SEC_ERA_7) + return -EINVAL; + + switch (protoinfo) { + case OP_PCL_3G_DCRC_CRC7: + case OP_PCL_3G_DCRC_CRC11: + return 0; + } + + return -EINVAL; +} + +static inline int +__rta_3g_rlc_proto(uint16_t protoinfo) +{ + if (rta_sec_era == RTA_SEC_ERA_7) + return -EINVAL; + + switch (protoinfo) { + case OP_PCL_3G_RLC_NULL: + case OP_PCL_3G_RLC_KASUMI: + case OP_PCL_3G_RLC_SNOW: + return 0; + } + + return -EINVAL; +} + +static inline int +__rta_lte_pdcp_proto(uint16_t protoinfo) +{ + if (rta_sec_era == RTA_SEC_ERA_7) + return -EINVAL; + + switch (protoinfo) { + case OP_PCL_LTE_ZUC: + if (rta_sec_era < RTA_SEC_ERA_5) + break; + case OP_PCL_LTE_NULL: + case OP_PCL_LTE_SNOW: + case OP_PCL_LTE_AES: + return 0; + } + + return -EINVAL; +} + +static inline int +__rta_lte_pdcp_mixed_proto(uint16_t protoinfo) +{ + switch (protoinfo & OP_PCL_LTE_MIXED_AUTH_MASK) { + case OP_PCL_LTE_MIXED_AUTH_NULL: + case OP_PCL_LTE_MIXED_AUTH_SNOW: + case OP_PCL_LTE_MIXED_AUTH_AES: + case OP_PCL_LTE_MIXED_AUTH_ZUC: + break; + default: + return -EINVAL; + } + + switch (protoinfo & OP_PCL_LTE_MIXED_ENC_MASK) { + case OP_PCL_LTE_MIXED_ENC_NULL: + case OP_PCL_LTE_MIXED_ENC_SNOW: + case OP_PCL_LTE_MIXED_ENC_AES: + case OP_PCL_LTE_MIXED_ENC_ZUC: + return 0; + } + + return -EINVAL; +} + +struct proto_map { + uint32_t optype; + uint32_t protid; + int (*protoinfo_func)(uint16_t); +}; + +static const struct proto_map proto_table[] = { +/*1*/ {OP_TYPE_UNI_PROTOCOL, OP_PCLID_SSL30_PRF, __rta_ssl_proto}, + {OP_TYPE_UNI_PROTOCOL, OP_PCLID_TLS10_PRF, __rta_ssl_proto}, + {OP_TYPE_UNI_PROTOCOL, OP_PCLID_TLS11_PRF, __rta_ssl_proto}, + {OP_TYPE_UNI_PROTOCOL, OP_PCLID_TLS12_PRF, __rta_ssl_proto}, + {OP_TYPE_UNI_PROTOCOL, OP_PCLID_DTLS10_PRF, __rta_ssl_proto}, + {OP_TYPE_UNI_PROTOCOL, OP_PCLID_IKEV1_PRF, __rta_ike_proto}, + {OP_TYPE_UNI_PROTOCOL, OP_PCLID_IKEV2_PRF, __rta_ike_proto}, + {OP_TYPE_UNI_PROTOCOL, OP_PCLID_PUBLICKEYPAIR, __rta_dlc_proto}, + {OP_TYPE_UNI_PROTOCOL, OP_PCLID_DSASIGN, __rta_dlc_proto}, + {OP_TYPE_UNI_PROTOCOL, OP_PCLID_DSAVERIFY, __rta_dlc_proto}, + {OP_TYPE_DECAP_PROTOCOL, OP_PCLID_IPSEC, __rta_ipsec_proto}, + {OP_TYPE_DECAP_PROTOCOL, OP_PCLID_SRTP, __rta_srtp_proto}, + {OP_TYPE_DECAP_PROTOCOL, OP_PCLID_SSL30, __rta_ssl_proto}, + {OP_TYPE_DECAP_PROTOCOL, OP_PCLID_TLS10, __rta_ssl_proto}, + {OP_TYPE_DECAP_PROTOCOL, OP_PCLID_TLS11, __rta_ssl_proto}, + {OP_TYPE_DECAP_PROTOCOL, OP_PCLID_TLS12, __rta_ssl_proto}, + {OP_TYPE_DECAP_PROTOCOL, OP_PCLID_DTLS10, __rta_ssl_proto}, + {OP_TYPE_DECAP_PROTOCOL, OP_PCLID_MACSEC, __rta_macsec_proto}, + {OP_TYPE_DECAP_PROTOCOL, OP_PCLID_WIFI, __rta_wifi_proto}, + {OP_TYPE_DECAP_PROTOCOL, OP_PCLID_WIMAX, __rta_wimax_proto}, +/*21*/ {OP_TYPE_DECAP_PROTOCOL, OP_PCLID_BLOB, __rta_blob_proto}, + {OP_TYPE_UNI_PROTOCOL, OP_PCLID_DIFFIEHELLMAN, __rta_dlc_proto}, + {OP_TYPE_UNI_PROTOCOL, OP_PCLID_RSAENCRYPT, __rta_rsa_enc_proto}, + {OP_TYPE_UNI_PROTOCOL, OP_PCLID_RSADECRYPT, __rta_rsa_dec_proto}, + {OP_TYPE_DECAP_PROTOCOL, OP_PCLID_3G_DCRC, __rta_3g_dcrc_proto}, + {OP_TYPE_DECAP_PROTOCOL, OP_PCLID_3G_RLC_PDU, __rta_3g_rlc_proto}, + {OP_TYPE_DECAP_PROTOCOL, OP_PCLID_3G_RLC_SDU, __rta_3g_rlc_proto}, + {OP_TYPE_DECAP_PROTOCOL, OP_PCLID_LTE_PDCP_USER, __rta_lte_pdcp_proto}, +/*29*/ {OP_TYPE_DECAP_PROTOCOL, OP_PCLID_LTE_PDCP_CTRL, __rta_lte_pdcp_proto}, + {OP_TYPE_UNI_PROTOCOL, OP_PCLID_DKP_MD5, __rta_dkp_proto}, + {OP_TYPE_UNI_PROTOCOL, OP_PCLID_DKP_SHA1, __rta_dkp_proto}, + {OP_TYPE_UNI_PROTOCOL, OP_PCLID_DKP_SHA224, __rta_dkp_proto}, + {OP_TYPE_UNI_PROTOCOL, OP_PCLID_DKP_SHA256, __rta_dkp_proto}, + {OP_TYPE_UNI_PROTOCOL, OP_PCLID_DKP_SHA384, __rta_dkp_proto}, +/*35*/ {OP_TYPE_UNI_PROTOCOL, OP_PCLID_DKP_SHA512, __rta_dkp_proto}, + {OP_TYPE_DECAP_PROTOCOL, OP_PCLID_PUBLICKEYPAIR, __rta_dlc_proto}, +/*37*/ {OP_TYPE_DECAP_PROTOCOL, OP_PCLID_DSASIGN, __rta_dlc_proto}, +/*38*/ {OP_TYPE_DECAP_PROTOCOL, OP_PCLID_LTE_PDCP_CTRL_MIXED, + __rta_lte_pdcp_mixed_proto}, + {OP_TYPE_DECAP_PROTOCOL, OP_PCLID_IPSEC_NEW, __rta_ipsec_proto}, +}; + +/* + * Allowed OPERATION protocols for each SEC Era. + * Values represent the number of entries from proto_table[] that are supported. + */ +static const unsigned int proto_table_sz[] = {21, 29, 29, 29, 29, 35, 37, 39}; + +static inline int +rta_proto_operation(struct program *program, uint32_t optype, + uint32_t protid, uint16_t protoinfo) +{ + uint32_t opcode = CMD_OPERATION; + unsigned int i, found = 0; + uint32_t optype_tmp = optype; + unsigned int start_pc = program->current_pc; + int ret = -EINVAL; + + for (i = 0; i < proto_table_sz[rta_sec_era]; i++) { + /* clear last bit in optype to match also decap proto */ + optype_tmp &= (uint32_t)~(1 << OP_TYPE_SHIFT); + if (optype_tmp == proto_table[i].optype) { + if (proto_table[i].protid == protid) { + /* nothing else to verify */ + if (proto_table[i].protoinfo_func == NULL) { + found = 1; + break; + } + /* check protoinfo */ + ret = (*proto_table[i].protoinfo_func) + (protoinfo); + if (ret < 0) { + pr_err("PROTO_DESC: Bad PROTO Type. SEC Program Line: %d\n", + program->current_pc); + goto err; + } + found = 1; + break; + } + } + } + if (!found) { + pr_err("PROTO_DESC: Operation Type Mismatch. SEC Program Line: %d\n", + program->current_pc); + goto err; + } + + __rta_out32(program, opcode | optype | protid | protoinfo); + program->current_instruction++; + return (int)start_pc; + + err: + program->first_error_pc = start_pc; + program->current_instruction++; + return ret; +} + +static inline int +rta_dkp_proto(struct program *program, uint32_t protid, + uint16_t key_src, uint16_t key_dst, + uint16_t keylen, uint64_t key, + enum rta_data_type key_type) +{ + unsigned int start_pc = program->current_pc; + unsigned int in_words = 0, out_words = 0; + int ret; + + key_src &= OP_PCL_DKP_SRC_MASK; + key_dst &= OP_PCL_DKP_DST_MASK; + keylen &= OP_PCL_DKP_KEY_MASK; + + ret = rta_proto_operation(program, OP_TYPE_UNI_PROTOCOL, protid, + key_src | key_dst | keylen); + if (ret < 0) + return ret; + + if ((key_src == OP_PCL_DKP_SRC_PTR) || + (key_src == OP_PCL_DKP_SRC_SGF)) { + __rta_out64(program, program->ps, key); + in_words = program->ps ? 2 : 1; + } else if (key_src == OP_PCL_DKP_SRC_IMM) { + __rta_inline_data(program, key, inline_flags(key_type), keylen); + in_words = (unsigned int)((keylen + 3) / 4); + } + + if ((key_dst == OP_PCL_DKP_DST_PTR) || + (key_dst == OP_PCL_DKP_DST_SGF)) { + out_words = in_words; + } else if (key_dst == OP_PCL_DKP_DST_IMM) { + out_words = split_key_len(protid) / 4; + } + + if (out_words < in_words) { + pr_err("PROTO_DESC: DKP doesn't currently support a smaller descriptor\n"); + program->first_error_pc = start_pc; + return -EINVAL; + } + + /* If needed, reserve space in resulting descriptor for derived key */ + program->current_pc += (out_words - in_words); + + return (int)start_pc; +} + +#endif /* __RTA_PROTOCOL_CMD_H__ */ diff --git a/drivers/crypto/dpaa2_sec/hw/rta/sec_run_time_asm.h b/drivers/crypto/dpaa2_sec/hw/rta/sec_run_time_asm.h new file mode 100644 index 00000000..c12edb0c --- /dev/null +++ b/drivers/crypto/dpaa2_sec/hw/rta/sec_run_time_asm.h @@ -0,0 +1,823 @@ +/*- + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * BSD LICENSE + * + * Copyright 2008-2016 Freescale Semiconductor Inc. + * Copyright (c) 2016 NXP. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the above-listed copyright holders nor the + * names of any contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * GPL LICENSE SUMMARY + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __RTA_SEC_RUN_TIME_ASM_H__ +#define __RTA_SEC_RUN_TIME_ASM_H__ + +#include "hw/desc.h" + +/* hw/compat.h is not delivered in kernel */ +#ifndef __KERNEL__ +#include "hw/compat.h" +#endif + +/** + * enum rta_sec_era - SEC HW block revisions supported by the RTA library + * @RTA_SEC_ERA_1: SEC Era 1 + * @RTA_SEC_ERA_2: SEC Era 2 + * @RTA_SEC_ERA_3: SEC Era 3 + * @RTA_SEC_ERA_4: SEC Era 4 + * @RTA_SEC_ERA_5: SEC Era 5 + * @RTA_SEC_ERA_6: SEC Era 6 + * @RTA_SEC_ERA_7: SEC Era 7 + * @RTA_SEC_ERA_8: SEC Era 8 + * @MAX_SEC_ERA: maximum SEC HW block revision supported by RTA library + */ +enum rta_sec_era { + RTA_SEC_ERA_1, + RTA_SEC_ERA_2, + RTA_SEC_ERA_3, + RTA_SEC_ERA_4, + RTA_SEC_ERA_5, + RTA_SEC_ERA_6, + RTA_SEC_ERA_7, + RTA_SEC_ERA_8, + MAX_SEC_ERA = RTA_SEC_ERA_8 +}; + +/** + * DEFAULT_SEC_ERA - the default value for the SEC era in case the user provides + * an unsupported value. + */ +#define DEFAULT_SEC_ERA MAX_SEC_ERA + +/** + * USER_SEC_ERA - translates the SEC Era from internal to user representation. + * @sec_era: SEC Era in internal (library) representation + */ +#define USER_SEC_ERA(sec_era) (sec_era + 1) + +/** + * INTL_SEC_ERA - translates the SEC Era from user representation to internal. + * @sec_era: SEC Era in user representation + */ +#define INTL_SEC_ERA(sec_era) (sec_era - 1) + +/** + * enum rta_jump_type - Types of action taken by JUMP command + * @LOCAL_JUMP: conditional jump to an offset within the descriptor buffer + * @FAR_JUMP: conditional jump to a location outside the descriptor buffer, + * indicated by the POINTER field after the JUMP command. + * @HALT: conditional halt - stop the execution of the current descriptor and + * writes PKHA / Math condition bits as status / error code. + * @HALT_STATUS: conditional halt with user-specified status - stop the + * execution of the current descriptor and writes the value of + * "LOCAL OFFSET" JUMP field as status / error code. + * @GOSUB: conditional subroutine call - similar to @LOCAL_JUMP, but also saves + * return address in the Return Address register; subroutine calls + * cannot be nested. + * @RETURN: conditional subroutine return - similar to @LOCAL_JUMP, but the + * offset is taken from the Return Address register. + * @LOCAL_JUMP_INC: similar to @LOCAL_JUMP, but increment the register specified + * in "SRC_DST" JUMP field before evaluating the jump + * condition. + * @LOCAL_JUMP_DEC: similar to @LOCAL_JUMP, but decrement the register specified + * in "SRC_DST" JUMP field before evaluating the jump + * condition. + */ +enum rta_jump_type { + LOCAL_JUMP, + FAR_JUMP, + HALT, + HALT_STATUS, + GOSUB, + RETURN, + LOCAL_JUMP_INC, + LOCAL_JUMP_DEC +}; + +/** + * enum rta_jump_cond - How test conditions are evaluated by JUMP command + * @ALL_TRUE: perform action if ALL selected conditions are true + * @ALL_FALSE: perform action if ALL selected conditions are false + * @ANY_TRUE: perform action if ANY of the selected conditions is true + * @ANY_FALSE: perform action if ANY of the selected conditions is false + */ +enum rta_jump_cond { + ALL_TRUE, + ALL_FALSE, + ANY_TRUE, + ANY_FALSE +}; + +/** + * enum rta_share_type - Types of sharing for JOB_HDR and SHR_HDR commands + * @SHR_NEVER: nothing is shared; descriptors can execute in parallel (i.e. no + * dependencies are allowed between them). + * @SHR_WAIT: shared descriptor and keys are shared once the descriptor sets + * "OK to share" in DECO Control Register (DCTRL). + * @SHR_SERIAL: shared descriptor and keys are shared once the descriptor has + * completed. + * @SHR_ALWAYS: shared descriptor is shared anytime after the descriptor is + * loaded. + * @SHR_DEFER: valid only for JOB_HDR; sharing type is the one specified + * in the shared descriptor associated with the job descriptor. + */ +enum rta_share_type { + SHR_NEVER, + SHR_WAIT, + SHR_SERIAL, + SHR_ALWAYS, + SHR_DEFER +}; + +/** + * enum rta_data_type - Indicates how is the data provided and how to include it + * in the descriptor. + * @RTA_DATA_PTR: Data is in memory and accessed by reference; data address is a + * physical (bus) address. + * @RTA_DATA_IMM: Data is inlined in descriptor and accessed as immediate data; + * data address is a virtual address. + * @RTA_DATA_IMM_DMA: (AIOP only) Data is inlined in descriptor and accessed as + * immediate data; data address is a physical (bus) address + * in external memory and CDMA is programmed to transfer the + * data into descriptor buffer being built in Workspace Area. + */ +enum rta_data_type { + RTA_DATA_PTR = 1, + RTA_DATA_IMM, + RTA_DATA_IMM_DMA +}; + +/* Registers definitions */ +enum rta_regs { + /* CCB Registers */ + CONTEXT1 = 1, + CONTEXT2, + KEY1, + KEY2, + KEY1SZ, + KEY2SZ, + ICV1SZ, + ICV2SZ, + DATA1SZ, + DATA2SZ, + ALTDS1, + IV1SZ, + AAD1SZ, + MODE1, + MODE2, + CCTRL, + DCTRL, + ICTRL, + CLRW, + CSTAT, + IFIFO, + NFIFO, + OFIFO, + PKASZ, + PKBSZ, + PKNSZ, + PKESZ, + /* DECO Registers */ + MATH0, + MATH1, + MATH2, + MATH3, + DESCBUF, + JOBDESCBUF, + SHAREDESCBUF, + DPOVRD, + DJQDA, + DSTAT, + DPID, + DJQCTRL, + ALTSOURCE, + SEQINSZ, + SEQOUTSZ, + VSEQINSZ, + VSEQOUTSZ, + /* PKHA Registers */ + PKA, + PKN, + PKA0, + PKA1, + PKA2, + PKA3, + PKB, + PKB0, + PKB1, + PKB2, + PKB3, + PKE, + /* Pseudo registers */ + AB1, + AB2, + ABD, + IFIFOABD, + IFIFOAB1, + IFIFOAB2, + AFHA_SBOX, + MDHA_SPLIT_KEY, + JOBSRC, + ZERO, + ONE, + AAD1, + IV1, + IV2, + MSG1, + MSG2, + MSG, + MSG_CKSUM, + MSGOUTSNOOP, + MSGINSNOOP, + ICV1, + ICV2, + SKIP, + NONE, + RNGOFIFO, + RNG, + IDFNS, + ODFNS, + NFIFOSZ, + SZ, + PAD, + SAD1, + AAD2, + BIT_DATA, + NFIFO_SZL, + NFIFO_SZM, + NFIFO_L, + NFIFO_M, + SZL, + SZM, + JOBDESCBUF_EFF, + SHAREDESCBUF_EFF, + METADATA, + GTR, + STR, + OFIFO_SYNC, + MSGOUTSNOOP_ALT +}; + +/* Command flags */ +#define FLUSH1 BIT(0) +#define LAST1 BIT(1) +#define LAST2 BIT(2) +#define IMMED BIT(3) +#define SGF BIT(4) +#define VLF BIT(5) +#define EXT BIT(6) +#define CONT BIT(7) +#define SEQ BIT(8) +#define AIDF BIT(9) +#define FLUSH2 BIT(10) +#define CLASS1 BIT(11) +#define CLASS2 BIT(12) +#define BOTH BIT(13) + +/** + * DCOPY - (AIOP only) command param is pointer to external memory + * + * CDMA must be used to transfer the key via DMA into Workspace Area. + * Valid only in combination with IMMED flag. + */ +#define DCOPY BIT(30) + +#define COPY BIT(31) /* command param is pointer (not immediate) + * valid only in combination when IMMED + */ + +#define __COPY_MASK (COPY | DCOPY) + +/* SEQ IN/OUT PTR Command specific flags */ +#define RBS BIT(16) +#define INL BIT(17) +#define PRE BIT(18) +#define RTO BIT(19) +#define RJD BIT(20) +#define SOP BIT(21) +#define RST BIT(22) +#define EWS BIT(23) + +#define ENC BIT(14) /* Encrypted Key */ +#define EKT BIT(15) /* AES CCM Encryption (default is + * AES ECB Encryption) + */ +#define TK BIT(16) /* Trusted Descriptor Key (default is + * Job Descriptor Key) + */ +#define NWB BIT(17) /* No Write Back Key */ +#define PTS BIT(18) /* Plaintext Store */ + +/* HEADER Command specific flags */ +#define RIF BIT(16) +#define DNR BIT(17) +#define CIF BIT(18) +#define PD BIT(19) +#define RSMS BIT(20) +#define TD BIT(21) +#define MTD BIT(22) +#define REO BIT(23) +#define SHR BIT(24) +#define SC BIT(25) +/* Extended HEADER specific flags */ +#define DSV BIT(7) +#define DSEL_MASK 0x00000007 /* DECO Select */ +#define FTD BIT(8) + +/* JUMP Command specific flags */ +#define NIFP BIT(20) +#define NIP BIT(21) +#define NOP BIT(22) +#define NCP BIT(23) +#define CALM BIT(24) + +#define MATH_Z BIT(25) +#define MATH_N BIT(26) +#define MATH_NV BIT(27) +#define MATH_C BIT(28) +#define PK_0 BIT(29) +#define PK_GCD_1 BIT(30) +#define PK_PRIME BIT(31) +#define SELF BIT(0) +#define SHRD BIT(1) +#define JQP BIT(2) + +/* NFIFOADD specific flags */ +#define PAD_ZERO BIT(16) +#define PAD_NONZERO BIT(17) +#define PAD_INCREMENT BIT(18) +#define PAD_RANDOM BIT(19) +#define PAD_ZERO_N1 BIT(20) +#define PAD_NONZERO_0 BIT(21) +#define PAD_N1 BIT(23) +#define PAD_NONZERO_N BIT(24) +#define OC BIT(25) +#define BM BIT(26) +#define PR BIT(27) +#define PS BIT(28) +#define BP BIT(29) + +/* MOVE Command specific flags */ +#define WAITCOMP BIT(16) +#define SIZE_WORD BIT(17) +#define SIZE_BYTE BIT(18) +#define SIZE_DWORD BIT(19) + +/* MATH command specific flags */ +#define IFB MATH_IFB +#define NFU MATH_NFU +#define STL MATH_STL +#define SSEL MATH_SSEL +#define SWP MATH_SWP +#define IMMED2 BIT(31) + +/** + * struct program - descriptor buffer management structure + * @current_pc: current offset in descriptor + * @current_instruction: current instruction in descriptor + * @first_error_pc: offset of the first error in descriptor + * @start_pc: start offset in descriptor buffer + * @buffer: buffer carrying descriptor + * @shrhdr: shared descriptor header + * @jobhdr: job descriptor header + * @ps: pointer fields size; if ps is true, pointers will be 36bits in + * length; if ps is false, pointers will be 32bits in length + * @bswap: if true, perform byte swap on a 4-byte boundary + */ +struct program { + unsigned int current_pc; + unsigned int current_instruction; + unsigned int first_error_pc; + unsigned int start_pc; + uint32_t *buffer; + uint32_t *shrhdr; + uint32_t *jobhdr; + bool ps; + bool bswap; +}; + +static inline void +rta_program_cntxt_init(struct program *program, + uint32_t *buffer, unsigned int offset) +{ + program->current_pc = 0; + program->current_instruction = 0; + program->first_error_pc = 0; + program->start_pc = offset; + program->buffer = buffer; + program->shrhdr = NULL; + program->jobhdr = NULL; + program->ps = false; + program->bswap = false; +} + +static inline int +rta_program_finalize(struct program *program) +{ + /* Descriptor is usually not allowed to go beyond 64 words size */ + if (program->current_pc > MAX_CAAM_DESCSIZE) + pr_warn("Descriptor Size exceeded max limit of 64 words\n"); + + /* Descriptor is erroneous */ + if (program->first_error_pc) { + pr_err("Descriptor creation error\n"); + return -EINVAL; + } + + /* Update descriptor length in shared and job descriptor headers */ + if (program->shrhdr != NULL) + *program->shrhdr |= program->bswap ? + swab32(program->current_pc) : + program->current_pc; + else if (program->jobhdr != NULL) + *program->jobhdr |= program->bswap ? + swab32(program->current_pc) : + program->current_pc; + + return (int)program->current_pc; +} + +static inline unsigned int +rta_program_set_36bit_addr(struct program *program) +{ + program->ps = true; + return program->current_pc; +} + +static inline unsigned int +rta_program_set_bswap(struct program *program) +{ + program->bswap = true; + return program->current_pc; +} + +static inline void +__rta_out32(struct program *program, uint32_t val) +{ + program->buffer[program->current_pc] = program->bswap ? + swab32(val) : val; + program->current_pc++; +} + +static inline void +__rta_out_be32(struct program *program, uint32_t val) +{ + program->buffer[program->current_pc] = cpu_to_be32(val); + program->current_pc++; +} + +static inline void +__rta_out_le32(struct program *program, uint32_t val) +{ + program->buffer[program->current_pc] = cpu_to_le32(val); + program->current_pc++; +} + +static inline void +__rta_out64(struct program *program, bool is_ext, uint64_t val) +{ + if (is_ext) { + /* + * Since we are guaranteed only a 4-byte alignment in the + * descriptor buffer, we have to do 2 x 32-bit (word) writes. + * For the order of the 2 words to be correct, we need to + * take into account the endianness of the CPU. + */ +#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ + __rta_out32(program, program->bswap ? lower_32_bits(val) : + upper_32_bits(val)); + + __rta_out32(program, program->bswap ? upper_32_bits(val) : + lower_32_bits(val)); +#else + __rta_out32(program, program->bswap ? upper_32_bits(val) : + lower_32_bits(val)); + + __rta_out32(program, program->bswap ? lower_32_bits(val) : + upper_32_bits(val)); +#endif + } else { + __rta_out32(program, lower_32_bits(val)); + } +} + +static inline unsigned int +rta_word(struct program *program, uint32_t val) +{ + unsigned int start_pc = program->current_pc; + + __rta_out32(program, val); + + return start_pc; +} + +static inline unsigned int +rta_dword(struct program *program, uint64_t val) +{ + unsigned int start_pc = program->current_pc; + + __rta_out64(program, true, val); + + return start_pc; +} + +static inline uint32_t +inline_flags(enum rta_data_type data_type) +{ + switch (data_type) { + case RTA_DATA_PTR: + return 0; + case RTA_DATA_IMM: + return IMMED | COPY; + case RTA_DATA_IMM_DMA: + return IMMED | DCOPY; + default: + /* warn and default to RTA_DATA_PTR */ + pr_warn("RTA: defaulting to RTA_DATA_PTR parameter type\n"); + return 0; + } +} + +static inline unsigned int +rta_copy_data(struct program *program, uint8_t *data, unsigned int length) +{ + unsigned int i; + unsigned int start_pc = program->current_pc; + uint8_t *tmp = (uint8_t *)&program->buffer[program->current_pc]; + + for (i = 0; i < length; i++) + *tmp++ = data[i]; + program->current_pc += (length + 3) / 4; + + return start_pc; +} + +#if defined(__EWL__) && defined(AIOP) +static inline void +__rta_dma_data(void *ws_dst, uint64_t ext_address, uint16_t size) +{ cdma_read(ws_dst, ext_address, size); } +#else +static inline void +__rta_dma_data(void *ws_dst __maybe_unused, + uint64_t ext_address __maybe_unused, + uint16_t size __maybe_unused) +{ pr_warn("RTA: DCOPY not supported, DMA will be skipped\n"); } +#endif /* defined(__EWL__) && defined(AIOP) */ + +static inline void +__rta_inline_data(struct program *program, uint64_t data, + uint32_t copy_data, uint32_t length) +{ + if (!copy_data) { + __rta_out64(program, length > 4, data); + } else if (copy_data & COPY) { + uint8_t *tmp = (uint8_t *)&program->buffer[program->current_pc]; + uint32_t i; + + for (i = 0; i < length; i++) + *tmp++ = ((uint8_t *)(uintptr_t)data)[i]; + program->current_pc += ((length + 3) / 4); + } else if (copy_data & DCOPY) { + __rta_dma_data(&program->buffer[program->current_pc], data, + (uint16_t)length); + program->current_pc += ((length + 3) / 4); + } +} + +static inline unsigned int +rta_desc_len(uint32_t *buffer) +{ + if ((*buffer & CMD_MASK) == CMD_DESC_HDR) + return *buffer & HDR_DESCLEN_MASK; + else + return *buffer & HDR_DESCLEN_SHR_MASK; +} + +static inline unsigned int +rta_desc_bytes(uint32_t *buffer) +{ + return (unsigned int)(rta_desc_len(buffer) * CAAM_CMD_SZ); +} + +/** + * split_key_len - Compute MDHA split key length for a given algorithm + * @hash: Hashing algorithm selection, one of OP_ALG_ALGSEL_* or + * OP_PCLID_DKP_* - MD5, SHA1, SHA224, SHA256, SHA384, SHA512. + * + * Return: MDHA split key length + */ +static inline uint32_t +split_key_len(uint32_t hash) +{ + /* Sizes for MDHA pads (*not* keys): MD5, SHA1, 224, 256, 384, 512 */ + static const uint8_t mdpadlen[] = { 16, 20, 32, 32, 64, 64 }; + uint32_t idx; + + idx = (hash & OP_ALG_ALGSEL_SUBMASK) >> OP_ALG_ALGSEL_SHIFT; + + return (uint32_t)(mdpadlen[idx] * 2); +} + +/** + * split_key_pad_len - Compute MDHA split key pad length for a given algorithm + * @hash: Hashing algorithm selection, one of OP_ALG_ALGSEL_* - MD5, SHA1, + * SHA224, SHA384, SHA512. + * + * Return: MDHA split key pad length + */ +static inline uint32_t +split_key_pad_len(uint32_t hash) +{ + return ALIGN(split_key_len(hash), 16); +} + +static inline unsigned int +rta_set_label(struct program *program) +{ + return program->current_pc + program->start_pc; +} + +static inline int +rta_patch_move(struct program *program, int line, unsigned int new_ref) +{ + uint32_t opcode; + bool bswap = program->bswap; + + if (line < 0) + return -EINVAL; + + opcode = bswap ? swab32(program->buffer[line]) : program->buffer[line]; + + opcode &= (uint32_t)~MOVE_OFFSET_MASK; + opcode |= (new_ref << (MOVE_OFFSET_SHIFT + 2)) & MOVE_OFFSET_MASK; + program->buffer[line] = bswap ? swab32(opcode) : opcode; + + return 0; +} + +static inline int +rta_patch_jmp(struct program *program, int line, unsigned int new_ref) +{ + uint32_t opcode; + bool bswap = program->bswap; + + if (line < 0) + return -EINVAL; + + opcode = bswap ? swab32(program->buffer[line]) : program->buffer[line]; + + opcode &= (uint32_t)~JUMP_OFFSET_MASK; + opcode |= (new_ref - (line + program->start_pc)) & JUMP_OFFSET_MASK; + program->buffer[line] = bswap ? swab32(opcode) : opcode; + + return 0; +} + +static inline int +rta_patch_header(struct program *program, int line, unsigned int new_ref) +{ + uint32_t opcode; + bool bswap = program->bswap; + + if (line < 0) + return -EINVAL; + + opcode = bswap ? swab32(program->buffer[line]) : program->buffer[line]; + + opcode &= (uint32_t)~HDR_START_IDX_MASK; + opcode |= (new_ref << HDR_START_IDX_SHIFT) & HDR_START_IDX_MASK; + program->buffer[line] = bswap ? swab32(opcode) : opcode; + + return 0; +} + +static inline int +rta_patch_load(struct program *program, int line, unsigned int new_ref) +{ + uint32_t opcode; + bool bswap = program->bswap; + + if (line < 0) + return -EINVAL; + + opcode = (bswap ? swab32(program->buffer[line]) : + program->buffer[line]) & (uint32_t)~LDST_OFFSET_MASK; + + if (opcode & (LDST_SRCDST_WORD_DESCBUF | LDST_CLASS_DECO)) + opcode |= (new_ref << LDST_OFFSET_SHIFT) & LDST_OFFSET_MASK; + else + opcode |= (new_ref << (LDST_OFFSET_SHIFT + 2)) & + LDST_OFFSET_MASK; + + program->buffer[line] = bswap ? swab32(opcode) : opcode; + + return 0; +} + +static inline int +rta_patch_store(struct program *program, int line, unsigned int new_ref) +{ + uint32_t opcode; + bool bswap = program->bswap; + + if (line < 0) + return -EINVAL; + + opcode = bswap ? swab32(program->buffer[line]) : program->buffer[line]; + + opcode &= (uint32_t)~LDST_OFFSET_MASK; + + switch (opcode & LDST_SRCDST_MASK) { + case LDST_SRCDST_WORD_DESCBUF: + case LDST_SRCDST_WORD_DESCBUF_JOB: + case LDST_SRCDST_WORD_DESCBUF_SHARED: + case LDST_SRCDST_WORD_DESCBUF_JOB_WE: + case LDST_SRCDST_WORD_DESCBUF_SHARED_WE: + opcode |= ((new_ref) << LDST_OFFSET_SHIFT) & LDST_OFFSET_MASK; + break; + default: + opcode |= (new_ref << (LDST_OFFSET_SHIFT + 2)) & + LDST_OFFSET_MASK; + } + + program->buffer[line] = bswap ? swab32(opcode) : opcode; + + return 0; +} + +static inline int +rta_patch_raw(struct program *program, int line, unsigned int mask, + unsigned int new_val) +{ + uint32_t opcode; + bool bswap = program->bswap; + + if (line < 0) + return -EINVAL; + + opcode = bswap ? swab32(program->buffer[line]) : program->buffer[line]; + + opcode &= (uint32_t)~mask; + opcode |= new_val & mask; + program->buffer[line] = bswap ? swab32(opcode) : opcode; + + return 0; +} + +static inline int +__rta_map_opcode(uint32_t name, const uint32_t (*map_table)[2], + unsigned int num_of_entries, uint32_t *val) +{ + unsigned int i; + + for (i = 0; i < num_of_entries; i++) + if (map_table[i][0] == name) { + *val = map_table[i][1]; + return 0; + } + + return -EINVAL; +} + +static inline void +__rta_map_flags(uint32_t flags, const uint32_t (*flags_table)[2], + unsigned int num_of_entries, uint32_t *opcode) +{ + unsigned int i; + + for (i = 0; i < num_of_entries; i++) { + if (flags_table[i][0] & flags) + *opcode |= flags_table[i][1]; + } +} + +#endif /* __RTA_SEC_RUN_TIME_ASM_H__ */ diff --git a/drivers/crypto/dpaa2_sec/hw/rta/seq_in_out_ptr_cmd.h b/drivers/crypto/dpaa2_sec/hw/rta/seq_in_out_ptr_cmd.h new file mode 100644 index 00000000..8d421a5d --- /dev/null +++ b/drivers/crypto/dpaa2_sec/hw/rta/seq_in_out_ptr_cmd.h @@ -0,0 +1,208 @@ +/*- + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * BSD LICENSE + * + * Copyright 2008-2016 Freescale Semiconductor Inc. + * Copyright (c) 2016 NXP. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the above-listed copyright holders nor the + * names of any contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * GPL LICENSE SUMMARY + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __RTA_SEQ_IN_OUT_PTR_CMD_H__ +#define __RTA_SEQ_IN_OUT_PTR_CMD_H__ + +extern enum rta_sec_era rta_sec_era; + +/* Allowed SEQ IN PTR flags for each SEC Era. */ +static const uint32_t seq_in_ptr_flags[] = { + RBS | INL | SGF | PRE | EXT | RTO, + RBS | INL | SGF | PRE | EXT | RTO | RJD, + RBS | INL | SGF | PRE | EXT | RTO | RJD, + RBS | INL | SGF | PRE | EXT | RTO | RJD, + RBS | INL | SGF | PRE | EXT | RTO | RJD | SOP, + RBS | INL | SGF | PRE | EXT | RTO | RJD | SOP, + RBS | INL | SGF | PRE | EXT | RTO | RJD | SOP, + RBS | INL | SGF | PRE | EXT | RTO | RJD | SOP +}; + +/* Allowed SEQ OUT PTR flags for each SEC Era. */ +static const uint32_t seq_out_ptr_flags[] = { + SGF | PRE | EXT, + SGF | PRE | EXT | RTO, + SGF | PRE | EXT | RTO, + SGF | PRE | EXT | RTO, + SGF | PRE | EXT | RTO | RST | EWS, + SGF | PRE | EXT | RTO | RST | EWS, + SGF | PRE | EXT | RTO | RST | EWS, + SGF | PRE | EXT | RTO | RST | EWS +}; + +static inline int +rta_seq_in_ptr(struct program *program, uint64_t src, + uint32_t length, uint32_t flags) +{ + uint32_t opcode = CMD_SEQ_IN_PTR; + unsigned int start_pc = program->current_pc; + int ret = -EINVAL; + + /* Parameters checking */ + if ((flags & RTO) && (flags & PRE)) { + pr_err("SEQ IN PTR: Invalid usage of RTO and PRE flags\n"); + goto err; + } + if (flags & ~seq_in_ptr_flags[rta_sec_era]) { + pr_err("SEQ IN PTR: Flag(s) not supported by SEC Era %d\n", + USER_SEC_ERA(rta_sec_era)); + goto err; + } + if ((flags & INL) && (flags & RJD)) { + pr_err("SEQ IN PTR: Invalid usage of INL and RJD flags\n"); + goto err; + } + if ((src) && (flags & (SOP | RTO | PRE))) { + pr_err("SEQ IN PTR: Invalid usage of RTO or PRE flag\n"); + goto err; + } + if ((flags & SOP) && (flags & (RBS | PRE | RTO | EXT))) { + pr_err("SEQ IN PTR: Invalid usage of SOP and (RBS or PRE or RTO or EXT) flags\n"); + goto err; + } + + /* write flag fields */ + if (flags & RBS) + opcode |= SQIN_RBS; + if (flags & INL) + opcode |= SQIN_INL; + if (flags & SGF) + opcode |= SQIN_SGF; + if (flags & PRE) + opcode |= SQIN_PRE; + if (flags & RTO) + opcode |= SQIN_RTO; + if (flags & RJD) + opcode |= SQIN_RJD; + if (flags & SOP) + opcode |= SQIN_SOP; + if ((length >> 16) || (flags & EXT)) { + if (flags & SOP) { + pr_err("SEQ IN PTR: Invalid usage of SOP and EXT flags\n"); + goto err; + } + + opcode |= SQIN_EXT; + } else { + opcode |= length & SQIN_LEN_MASK; + } + + __rta_out32(program, opcode); + program->current_instruction++; + + /* write pointer or immediate data field */ + if (!(opcode & (SQIN_PRE | SQIN_RTO | SQIN_SOP))) + __rta_out64(program, program->ps, src); + + /* write extended length field */ + if (opcode & SQIN_EXT) + __rta_out32(program, length); + + return (int)start_pc; + + err: + program->first_error_pc = start_pc; + program->current_instruction++; + return ret; +} + +static inline int +rta_seq_out_ptr(struct program *program, uint64_t dst, + uint32_t length, uint32_t flags) +{ + uint32_t opcode = CMD_SEQ_OUT_PTR; + unsigned int start_pc = program->current_pc; + int ret = -EINVAL; + + /* Parameters checking */ + if (flags & ~seq_out_ptr_flags[rta_sec_era]) { + pr_err("SEQ OUT PTR: Flag(s) not supported by SEC Era %d\n", + USER_SEC_ERA(rta_sec_era)); + goto err; + } + if ((flags & RTO) && (flags & PRE)) { + pr_err("SEQ OUT PTR: Invalid usage of RTO and PRE flags\n"); + goto err; + } + if ((dst) && (flags & (RTO | PRE))) { + pr_err("SEQ OUT PTR: Invalid usage of RTO or PRE flag\n"); + goto err; + } + if ((flags & RST) && !(flags & RTO)) { + pr_err("SEQ OUT PTR: RST flag must be used with RTO flag\n"); + goto err; + } + + /* write flag fields */ + if (flags & SGF) + opcode |= SQOUT_SGF; + if (flags & PRE) + opcode |= SQOUT_PRE; + if (flags & RTO) + opcode |= SQOUT_RTO; + if (flags & RST) + opcode |= SQOUT_RST; + if (flags & EWS) + opcode |= SQOUT_EWS; + if ((length >> 16) || (flags & EXT)) + opcode |= SQOUT_EXT; + else + opcode |= length & SQOUT_LEN_MASK; + + __rta_out32(program, opcode); + program->current_instruction++; + + /* write pointer or immediate data field */ + if (!(opcode & (SQOUT_PRE | SQOUT_RTO))) + __rta_out64(program, program->ps, dst); + + /* write extended length field */ + if (opcode & SQOUT_EXT) + __rta_out32(program, length); + + return (int)start_pc; + + err: + program->first_error_pc = start_pc; + program->current_instruction++; + return ret; +} + +#endif /* __RTA_SEQ_IN_OUT_PTR_CMD_H__ */ diff --git a/drivers/crypto/dpaa2_sec/hw/rta/signature_cmd.h b/drivers/crypto/dpaa2_sec/hw/rta/signature_cmd.h new file mode 100644 index 00000000..ac4f3ff8 --- /dev/null +++ b/drivers/crypto/dpaa2_sec/hw/rta/signature_cmd.h @@ -0,0 +1,75 @@ +/*- + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * BSD LICENSE + * + * Copyright 2008-2016 Freescale Semiconductor Inc. + * Copyright (c) 2016 NXP. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the above-listed copyright holders nor the + * names of any contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * GPL LICENSE SUMMARY + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __RTA_SIGNATURE_CMD_H__ +#define __RTA_SIGNATURE_CMD_H__ + +static inline int +rta_signature(struct program *program, uint32_t sign_type) +{ + uint32_t opcode = CMD_SIGNATURE; + unsigned int start_pc = program->current_pc; + + switch (sign_type) { + case (SIGN_TYPE_FINAL): + case (SIGN_TYPE_FINAL_RESTORE): + case (SIGN_TYPE_FINAL_NONZERO): + case (SIGN_TYPE_IMM_2): + case (SIGN_TYPE_IMM_3): + case (SIGN_TYPE_IMM_4): + opcode |= sign_type; + break; + default: + pr_err("SIGNATURE Command: Invalid type selection\n"); + goto err; + } + + __rta_out32(program, opcode); + program->current_instruction++; + + return (int)start_pc; + + err: + program->first_error_pc = start_pc; + program->current_instruction++; + return -EINVAL; +} + +#endif /* __RTA_SIGNATURE_CMD_H__ */ diff --git a/drivers/crypto/dpaa2_sec/hw/rta/store_cmd.h b/drivers/crypto/dpaa2_sec/hw/rta/store_cmd.h new file mode 100644 index 00000000..8fd01801 --- /dev/null +++ b/drivers/crypto/dpaa2_sec/hw/rta/store_cmd.h @@ -0,0 +1,185 @@ +/*- + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * BSD LICENSE + * + * Copyright 2008-2016 Freescale Semiconductor Inc. + * Copyright (c) 2016 NXP. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the above-listed copyright holders nor the + * names of any contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * GPL LICENSE SUMMARY + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __RTA_STORE_CMD_H__ +#define __RTA_STORE_CMD_H__ + +extern enum rta_sec_era rta_sec_era; + +static const uint32_t store_src_table[][2] = { +/*1*/ { KEY1SZ, LDST_CLASS_1_CCB | LDST_SRCDST_WORD_KEYSZ_REG }, + { KEY2SZ, LDST_CLASS_2_CCB | LDST_SRCDST_WORD_KEYSZ_REG }, + { DJQDA, LDST_CLASS_DECO | LDST_SRCDST_WORD_DECO_JQDAR }, + { MODE1, LDST_CLASS_1_CCB | LDST_SRCDST_WORD_MODE_REG }, + { MODE2, LDST_CLASS_2_CCB | LDST_SRCDST_WORD_MODE_REG }, + { DJQCTRL, LDST_CLASS_DECO | LDST_SRCDST_WORD_DECO_JQCTRL }, + { DATA1SZ, LDST_CLASS_1_CCB | LDST_SRCDST_WORD_DATASZ_REG }, + { DATA2SZ, LDST_CLASS_2_CCB | LDST_SRCDST_WORD_DATASZ_REG }, + { DSTAT, LDST_CLASS_DECO | LDST_SRCDST_WORD_DECO_STAT }, + { ICV1SZ, LDST_CLASS_1_CCB | LDST_SRCDST_WORD_ICVSZ_REG }, + { ICV2SZ, LDST_CLASS_2_CCB | LDST_SRCDST_WORD_ICVSZ_REG }, + { DPID, LDST_CLASS_DECO | LDST_SRCDST_WORD_PID }, + { CCTRL, LDST_SRCDST_WORD_CHACTRL }, + { ICTRL, LDST_SRCDST_WORD_IRQCTRL }, + { CLRW, LDST_SRCDST_WORD_CLRW }, + { MATH0, LDST_CLASS_DECO | LDST_SRCDST_WORD_DECO_MATH0 }, + { CSTAT, LDST_SRCDST_WORD_STAT }, + { MATH1, LDST_CLASS_DECO | LDST_SRCDST_WORD_DECO_MATH1 }, + { MATH2, LDST_CLASS_DECO | LDST_SRCDST_WORD_DECO_MATH2 }, + { AAD1SZ, LDST_CLASS_1_CCB | LDST_SRCDST_WORD_DECO_AAD_SZ }, + { MATH3, LDST_CLASS_DECO | LDST_SRCDST_WORD_DECO_MATH3 }, + { IV1SZ, LDST_CLASS_1_CCB | LDST_SRCDST_WORD_CLASS1_IV_SZ }, + { PKASZ, LDST_CLASS_1_CCB | LDST_SRCDST_WORD_PKHA_A_SZ }, + { PKBSZ, LDST_CLASS_1_CCB | LDST_SRCDST_WORD_PKHA_B_SZ }, + { PKESZ, LDST_CLASS_1_CCB | LDST_SRCDST_WORD_PKHA_E_SZ }, + { PKNSZ, LDST_CLASS_1_CCB | LDST_SRCDST_WORD_PKHA_N_SZ }, + { CONTEXT1, LDST_CLASS_1_CCB | LDST_SRCDST_BYTE_CONTEXT }, + { CONTEXT2, LDST_CLASS_2_CCB | LDST_SRCDST_BYTE_CONTEXT }, + { DESCBUF, LDST_CLASS_DECO | LDST_SRCDST_WORD_DESCBUF }, +/*30*/ { JOBDESCBUF, LDST_CLASS_DECO | LDST_SRCDST_WORD_DESCBUF_JOB }, + { SHAREDESCBUF, LDST_CLASS_DECO | LDST_SRCDST_WORD_DESCBUF_SHARED }, +/*32*/ { JOBDESCBUF_EFF, LDST_CLASS_DECO | + LDST_SRCDST_WORD_DESCBUF_JOB_WE }, + { SHAREDESCBUF_EFF, LDST_CLASS_DECO | + LDST_SRCDST_WORD_DESCBUF_SHARED_WE }, +/*34*/ { GTR, LDST_CLASS_DECO | LDST_SRCDST_WORD_GTR }, + { STR, LDST_CLASS_DECO | LDST_SRCDST_WORD_STR } +}; + +/* + * Allowed STORE sources for each SEC ERA. + * Values represent the number of entries from source_src_table[] that are + * supported. + */ +static const unsigned int store_src_table_sz[] = {29, 31, 33, 33, + 33, 33, 35, 35}; + +static inline int +rta_store(struct program *program, uint64_t src, + uint16_t offset, uint64_t dst, uint32_t length, + uint32_t flags) +{ + uint32_t opcode = 0, val; + int ret = -EINVAL; + unsigned int start_pc = program->current_pc; + + if (flags & SEQ) + opcode = CMD_SEQ_STORE; + else + opcode = CMD_STORE; + + /* parameters check */ + if ((flags & IMMED) && (flags & SGF)) { + pr_err("STORE: Invalid flag. SEC PC: %d; Instr: %d\n", + program->current_pc, program->current_instruction); + goto err; + } + if ((flags & IMMED) && (offset != 0)) { + pr_err("STORE: Invalid flag. SEC PC: %d; Instr: %d\n", + program->current_pc, program->current_instruction); + goto err; + } + + if ((flags & SEQ) && ((src == JOBDESCBUF) || (src == SHAREDESCBUF) || + (src == JOBDESCBUF_EFF) || + (src == SHAREDESCBUF_EFF))) { + pr_err("STORE: Invalid SRC type. SEC PC: %d; Instr: %d\n", + program->current_pc, program->current_instruction); + goto err; + } + + if (flags & IMMED) + opcode |= LDST_IMM; + + if ((flags & SGF) || (flags & VLF)) + opcode |= LDST_VLF; + + /* + * source for data to be stored can be specified as: + * - register location; set in src field[9-15]; + * - if IMMED flag is set, data is set in value field [0-31]; + * user can give this value as actual value or pointer to data + */ + if (!(flags & IMMED)) { + ret = __rta_map_opcode((uint32_t)src, store_src_table, + store_src_table_sz[rta_sec_era], &val); + if (ret < 0) { + pr_err("STORE: Invalid source. SEC PC: %d; Instr: %d\n", + program->current_pc, + program->current_instruction); + goto err; + } + opcode |= val; + } + + /* DESC BUFFER: length / offset values are specified in 4-byte words */ + if ((src == DESCBUF) || (src == JOBDESCBUF) || (src == SHAREDESCBUF) || + (src == JOBDESCBUF_EFF) || (src == SHAREDESCBUF_EFF)) { + opcode |= (length >> 2); + opcode |= (uint32_t)((offset >> 2) << LDST_OFFSET_SHIFT); + } else { + opcode |= length; + opcode |= (uint32_t)(offset << LDST_OFFSET_SHIFT); + } + + __rta_out32(program, opcode); + program->current_instruction++; + + if ((src == JOBDESCBUF) || (src == SHAREDESCBUF) || + (src == JOBDESCBUF_EFF) || (src == SHAREDESCBUF_EFF)) + return (int)start_pc; + + /* for STORE, a pointer to where the data will be stored if needed */ + if (!(flags & SEQ)) + __rta_out64(program, program->ps, dst); + + /* for IMMED data, place the data here */ + if (flags & IMMED) + __rta_inline_data(program, src, flags & __COPY_MASK, length); + + return (int)start_pc; + + err: + program->first_error_pc = start_pc; + program->current_instruction++; + return ret; +} + +#endif /* __RTA_STORE_CMD_H__ */ |