diff options
Diffstat (limited to 'lib/librte_eal/bsdapp/eal/include/exec-env')
| -rw-r--r-- | lib/librte_eal/bsdapp/eal/include/exec-env/rte_dom0_common.h | 107 | ||||
| -rw-r--r-- | lib/librte_eal/bsdapp/eal/include/exec-env/rte_interrupts.h | 137 |
2 files changed, 244 insertions, 0 deletions
diff --git a/lib/librte_eal/bsdapp/eal/include/exec-env/rte_dom0_common.h b/lib/librte_eal/bsdapp/eal/include/exec-env/rte_dom0_common.h new file mode 100644 index 00000000..99a33432 --- /dev/null +++ b/lib/librte_eal/bsdapp/eal/include/exec-env/rte_dom0_common.h @@ -0,0 +1,107 @@ +/*- + * This file is provided under a dual BSD/LGPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * GNU LESSER GENERAL PUBLIC LICENSE + * + * Copyright(c) 2007-2014 Intel Corporation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of version 2.1 of the GNU Lesser General Public License + * as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * Contact Information: + * Intel Corporation + * + * + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * 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 Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * 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 + * OWNER 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 _RTE_DOM0_COMMON_H_ +#define _RTE_DOM0_COMMON_H_ + +#ifdef __KERNEL__ +#include <linux/if.h> +#endif + +#define DOM0_NAME_MAX 256 +#define DOM0_MM_DEV "/dev/dom0_mm" + +#define DOM0_CONTIG_NUM_ORDER 9 /**< 2M order */ +#define DOM0_NUM_MEMSEG 512 /**< Maximum nb. of memory segment. */ +#define DOM0_MEMBLOCK_SIZE 0x200000 /**< Maximum nb. of memory block(2M). */ +#define DOM0_CONFIG_MEMSIZE 4096 /**< Maximum config memory size(4G). */ +#define DOM0_NUM_MEMBLOCK (DOM0_CONFIG_MEMSIZE / 2) /**< Maximum nb. of 2M memory block. */ + +#define RTE_DOM0_IOCTL_PREPARE_MEMSEG _IOWR(0, 1 , struct memory_info) +#define RTE_DOM0_IOCTL_ATTACH_TO_MEMSEG _IOWR(0, 2 , char *) +#define RTE_DOM0_IOCTL_GET_NUM_MEMSEG _IOWR(0, 3, int) +#define RTE_DOM0_IOCTL_GET_MEMSEG_INFO _IOWR(0, 4, void *) + +/** + * A structure used to store memory information. + */ +struct memory_info { + char name[DOM0_NAME_MAX]; + uint64_t size; +}; + +/** + * A structure used to store memory segment information. + */ +struct memseg_info { + uint32_t idx; + uint64_t pfn; + uint64_t size; + uint64_t mfn[DOM0_NUM_MEMBLOCK]; +}; + +/** + * A structure used to store memory block information. + */ +struct memblock_info { + uint8_t exchange_flag; + uint64_t vir_addr; + uint64_t pfn; + uint64_t mfn; +}; +#endif /* _RTE_DOM0_COMMON_H_ */ diff --git a/lib/librte_eal/bsdapp/eal/include/exec-env/rte_interrupts.h b/lib/librte_eal/bsdapp/eal/include/exec-env/rte_interrupts.h new file mode 100644 index 00000000..c1995ee1 --- /dev/null +++ b/lib/librte_eal/bsdapp/eal/include/exec-env/rte_interrupts.h @@ -0,0 +1,137 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * 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 Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * 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 + * OWNER 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 _RTE_INTERRUPTS_H_ +#error "don't include this file directly, please include generic <rte_interrupts.h>" +#endif + +#ifndef _RTE_BSDAPP_INTERRUPTS_H_ +#define _RTE_BSDAPP_INTERRUPTS_H_ + +#define RTE_INTR_VEC_ZERO_OFFSET 0 +#define RTE_INTR_VEC_RXTX_OFFSET 1 + +#define RTE_MAX_RXTX_INTR_VEC_ID 32 + +enum rte_intr_handle_type { + RTE_INTR_HANDLE_UNKNOWN = 0, + RTE_INTR_HANDLE_UIO, /**< uio device handle */ + RTE_INTR_HANDLE_ALARM, /**< alarm handle */ + RTE_INTR_HANDLE_MAX +}; + +/** Handle for interrupts. */ +struct rte_intr_handle { + int fd; /**< file descriptor */ + int uio_cfg_fd; /**< UIO config file descriptor */ + enum rte_intr_handle_type type; /**< handle type */ + int max_intr; /**< max interrupt requested */ + uint32_t nb_efd; /**< number of available efds */ + int *intr_vec; /**< intr vector number array */ +}; + +/** + * @param intr_handle + * Pointer to the interrupt handle. + * @param epfd + * Epoll instance fd which the intr vector associated to. + * @param op + * The operation be performed for the vector. + * Operation type of {ADD, DEL}. + * @param vec + * RX intr vector number added to the epoll instance wait list. + * @param data + * User raw data. + * @return + * - On success, zero. + * - On failure, a negative value. + */ +int +rte_intr_rx_ctl(struct rte_intr_handle *intr_handle, + int epfd, int op, unsigned int vec, void *data); + +/** + * It enables the fastpath event fds if it's necessary. + * It creates event fds when multi-vectors allowed, + * otherwise it multiplexes the single event fds. + * + * @param intr_handle + * Pointer to the interrupt handle. + * @param nb_efd + * Number of interrupt vector trying to enable. + * The value 0 is not allowed. + * @return + * - On success, zero. + * - On failure, a negative value. + */ +int +rte_intr_efd_enable(struct rte_intr_handle *intr_handle, uint32_t nb_efd); + +/** + * It disable the fastpath event fds. + * It deletes registered eventfds and closes the open fds. + * + * @param intr_handle + * Pointer to the interrupt handle. + */ +void +rte_intr_efd_disable(struct rte_intr_handle *intr_handle); + +/** + * The fastpath interrupt is enabled or not. + * + * @param intr_handle + * Pointer to the interrupt handle. + */ +int rte_intr_dp_is_en(struct rte_intr_handle *intr_handle); + +/** + * The interrupt handle instance allows other cause or not. + * Other cause stands for none fastpath interrupt. + * + * @param intr_handle + * Pointer to the interrupt handle. + */ +int rte_intr_allow_others(struct rte_intr_handle *intr_handle); + +/** + * The multiple interrupt vector capability of interrupt handle instance. + * It returns zero if no multiple interrupt vector support. + * + * @param intr_handle + * Pointer to the interrupt handle. + */ +int +rte_intr_cap_multiple(struct rte_intr_handle *intr_handle); + +#endif /* _RTE_BSDAPP_INTERRUPTS_H_ */ |