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Diffstat (limited to 'drivers/net/sfc/base/ef10_nvram.c')
-rw-r--r--drivers/net/sfc/base/ef10_nvram.c202
1 files changed, 91 insertions, 111 deletions
diff --git a/drivers/net/sfc/base/ef10_nvram.c b/drivers/net/sfc/base/ef10_nvram.c
index 3f9d3750..1904597c 100644
--- a/drivers/net/sfc/base/ef10_nvram.c
+++ b/drivers/net/sfc/base/ef10_nvram.c
@@ -1,31 +1,7 @@
-/*
- * Copyright (c) 2012-2016 Solarflare Communications Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * 2. 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.
+/* SPDX-License-Identifier: BSD-3-Clause
*
- * 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.
- *
- * The views and conclusions contained in the software and documentation are
- * those of the authors and should not be interpreted as representing official
- * policies, either expressed or implied, of the FreeBSD Project.
+ * Copyright (c) 2012-2018 Solarflare Communications Inc.
+ * All rights reserved.
*/
#include "efx.h"
@@ -672,6 +648,7 @@ ef10_nvram_buffer_validate(
int pos;
efx_rc_t rc;
+ _NOTE(ARGUNUSED(enp, partn))
EFX_STATIC_ASSERT(sizeof (*header) <= EF10_NVRAM_CHUNK);
if ((partn_data == NULL) || (partn_size == 0)) {
@@ -1282,6 +1259,8 @@ ef10_nvram_buf_read_tlv(
caddr_t value;
efx_rc_t rc;
+ _NOTE(ARGUNUSED(enp))
+
if ((seg_data == NULL) || (max_seg_size == 0)) {
rc = EINVAL;
goto fail1;
@@ -1937,14 +1916,37 @@ ef10_nvram_partn_read(
__in size_t size)
{
/*
- * Read requests which come in through the EFX API expect to
- * read the current, active partition.
+ * An A/B partition has two data stores (current and backup).
+ * Read requests which come in through the EFX API expect to read the
+ * current, active store of an A/B partition. For non A/B partitions,
+ * there is only a single store and so the mode param is ignored.
*/
return ef10_nvram_partn_read_mode(enp, partn, offset, data, size,
MC_CMD_NVRAM_READ_IN_V2_TARGET_CURRENT);
}
__checkReturn efx_rc_t
+ef10_nvram_partn_read_backup(
+ __in efx_nic_t *enp,
+ __in uint32_t partn,
+ __in unsigned int offset,
+ __out_bcount(size) caddr_t data,
+ __in size_t size)
+{
+ /*
+ * An A/B partition has two data stores (current and backup).
+ * Read the backup store of an A/B partition (i.e. the store currently
+ * being written to if the partition is locked).
+ *
+ * This is needed when comparing the existing partition content to avoid
+ * unnecessary writes, or to read back what has been written to check
+ * that the writes have succeeded.
+ */
+ return ef10_nvram_partn_read_mode(enp, partn, offset, data, size,
+ MC_CMD_NVRAM_READ_IN_V2_TARGET_BACKUP);
+}
+
+ __checkReturn efx_rc_t
ef10_nvram_partn_erase(
__in efx_nic_t *enp,
__in uint32_t partn,
@@ -2047,15 +2049,15 @@ fail1:
ef10_nvram_partn_unlock(
__in efx_nic_t *enp,
__in uint32_t partn,
- __out_opt uint32_t *resultp)
+ __out_opt uint32_t *verify_resultp)
{
boolean_t reboot = B_FALSE;
efx_rc_t rc;
- if (resultp != NULL)
- *resultp = MC_CMD_NVRAM_VERIFY_RC_UNKNOWN;
+ if (verify_resultp != NULL)
+ *verify_resultp = MC_CMD_NVRAM_VERIFY_RC_UNKNOWN;
- rc = efx_mcdi_nvram_update_finish(enp, partn, reboot, resultp);
+ rc = efx_mcdi_nvram_update_finish(enp, partn, reboot, verify_resultp);
if (rc != 0)
goto fail1;
@@ -2106,83 +2108,48 @@ fail1:
typedef struct ef10_parttbl_entry_s {
unsigned int partn;
- unsigned int port;
+ unsigned int port_mask;
efx_nvram_type_t nvtype;
} ef10_parttbl_entry_t;
+/* Port mask values */
+#define PORT_1 (1u << 1)
+#define PORT_2 (1u << 2)
+#define PORT_3 (1u << 3)
+#define PORT_4 (1u << 4)
+#define PORT_ALL (0xffffffffu)
+
+#define PARTN_MAP_ENTRY(partn, port_mask, nvtype) \
+{ (NVRAM_PARTITION_TYPE_##partn), (PORT_##port_mask), (EFX_NVRAM_##nvtype) }
+
/* Translate EFX NVRAM types to firmware partition types */
static ef10_parttbl_entry_t hunt_parttbl[] = {
- {NVRAM_PARTITION_TYPE_MC_FIRMWARE, 1, EFX_NVRAM_MC_FIRMWARE},
- {NVRAM_PARTITION_TYPE_MC_FIRMWARE, 2, EFX_NVRAM_MC_FIRMWARE},
- {NVRAM_PARTITION_TYPE_MC_FIRMWARE, 3, EFX_NVRAM_MC_FIRMWARE},
- {NVRAM_PARTITION_TYPE_MC_FIRMWARE, 4, EFX_NVRAM_MC_FIRMWARE},
- {NVRAM_PARTITION_TYPE_MC_FIRMWARE_BACKUP, 1, EFX_NVRAM_MC_GOLDEN},
- {NVRAM_PARTITION_TYPE_MC_FIRMWARE_BACKUP, 2, EFX_NVRAM_MC_GOLDEN},
- {NVRAM_PARTITION_TYPE_MC_FIRMWARE_BACKUP, 3, EFX_NVRAM_MC_GOLDEN},
- {NVRAM_PARTITION_TYPE_MC_FIRMWARE_BACKUP, 4, EFX_NVRAM_MC_GOLDEN},
- {NVRAM_PARTITION_TYPE_EXPANSION_ROM, 1, EFX_NVRAM_BOOTROM},
- {NVRAM_PARTITION_TYPE_EXPANSION_ROM, 2, EFX_NVRAM_BOOTROM},
- {NVRAM_PARTITION_TYPE_EXPANSION_ROM, 3, EFX_NVRAM_BOOTROM},
- {NVRAM_PARTITION_TYPE_EXPANSION_ROM, 4, EFX_NVRAM_BOOTROM},
- {NVRAM_PARTITION_TYPE_EXPROM_CONFIG_PORT0, 1, EFX_NVRAM_BOOTROM_CFG},
- {NVRAM_PARTITION_TYPE_EXPROM_CONFIG_PORT1, 2, EFX_NVRAM_BOOTROM_CFG},
- {NVRAM_PARTITION_TYPE_EXPROM_CONFIG_PORT2, 3, EFX_NVRAM_BOOTROM_CFG},
- {NVRAM_PARTITION_TYPE_EXPROM_CONFIG_PORT3, 4, EFX_NVRAM_BOOTROM_CFG},
- {NVRAM_PARTITION_TYPE_DYNAMIC_CONFIG, 1, EFX_NVRAM_DYNAMIC_CFG},
- {NVRAM_PARTITION_TYPE_DYNAMIC_CONFIG, 2, EFX_NVRAM_DYNAMIC_CFG},
- {NVRAM_PARTITION_TYPE_DYNAMIC_CONFIG, 3, EFX_NVRAM_DYNAMIC_CFG},
- {NVRAM_PARTITION_TYPE_DYNAMIC_CONFIG, 4, EFX_NVRAM_DYNAMIC_CFG},
- {NVRAM_PARTITION_TYPE_FPGA, 1, EFX_NVRAM_FPGA},
- {NVRAM_PARTITION_TYPE_FPGA, 2, EFX_NVRAM_FPGA},
- {NVRAM_PARTITION_TYPE_FPGA, 3, EFX_NVRAM_FPGA},
- {NVRAM_PARTITION_TYPE_FPGA, 4, EFX_NVRAM_FPGA},
- {NVRAM_PARTITION_TYPE_FPGA_BACKUP, 1, EFX_NVRAM_FPGA_BACKUP},
- {NVRAM_PARTITION_TYPE_FPGA_BACKUP, 2, EFX_NVRAM_FPGA_BACKUP},
- {NVRAM_PARTITION_TYPE_FPGA_BACKUP, 3, EFX_NVRAM_FPGA_BACKUP},
- {NVRAM_PARTITION_TYPE_FPGA_BACKUP, 4, EFX_NVRAM_FPGA_BACKUP},
- {NVRAM_PARTITION_TYPE_LICENSE, 1, EFX_NVRAM_LICENSE},
- {NVRAM_PARTITION_TYPE_LICENSE, 2, EFX_NVRAM_LICENSE},
- {NVRAM_PARTITION_TYPE_LICENSE, 3, EFX_NVRAM_LICENSE},
- {NVRAM_PARTITION_TYPE_LICENSE, 4, EFX_NVRAM_LICENSE}
+ /* partn ports nvtype */
+ PARTN_MAP_ENTRY(MC_FIRMWARE, ALL, MC_FIRMWARE),
+ PARTN_MAP_ENTRY(MC_FIRMWARE_BACKUP, ALL, MC_GOLDEN),
+ PARTN_MAP_ENTRY(EXPANSION_ROM, ALL, BOOTROM),
+ PARTN_MAP_ENTRY(EXPROM_CONFIG_PORT0, 1, BOOTROM_CFG),
+ PARTN_MAP_ENTRY(EXPROM_CONFIG_PORT1, 2, BOOTROM_CFG),
+ PARTN_MAP_ENTRY(EXPROM_CONFIG_PORT2, 3, BOOTROM_CFG),
+ PARTN_MAP_ENTRY(EXPROM_CONFIG_PORT3, 4, BOOTROM_CFG),
+ PARTN_MAP_ENTRY(DYNAMIC_CONFIG, ALL, DYNAMIC_CFG),
+ PARTN_MAP_ENTRY(FPGA, ALL, FPGA),
+ PARTN_MAP_ENTRY(FPGA_BACKUP, ALL, FPGA_BACKUP),
+ PARTN_MAP_ENTRY(LICENSE, ALL, LICENSE),
};
static ef10_parttbl_entry_t medford_parttbl[] = {
- {NVRAM_PARTITION_TYPE_MC_FIRMWARE, 1, EFX_NVRAM_MC_FIRMWARE},
- {NVRAM_PARTITION_TYPE_MC_FIRMWARE, 2, EFX_NVRAM_MC_FIRMWARE},
- {NVRAM_PARTITION_TYPE_MC_FIRMWARE, 3, EFX_NVRAM_MC_FIRMWARE},
- {NVRAM_PARTITION_TYPE_MC_FIRMWARE, 4, EFX_NVRAM_MC_FIRMWARE},
- {NVRAM_PARTITION_TYPE_MC_FIRMWARE_BACKUP, 1, EFX_NVRAM_MC_GOLDEN},
- {NVRAM_PARTITION_TYPE_MC_FIRMWARE_BACKUP, 2, EFX_NVRAM_MC_GOLDEN},
- {NVRAM_PARTITION_TYPE_MC_FIRMWARE_BACKUP, 3, EFX_NVRAM_MC_GOLDEN},
- {NVRAM_PARTITION_TYPE_MC_FIRMWARE_BACKUP, 4, EFX_NVRAM_MC_GOLDEN},
- {NVRAM_PARTITION_TYPE_EXPANSION_ROM, 1, EFX_NVRAM_BOOTROM},
- {NVRAM_PARTITION_TYPE_EXPANSION_ROM, 2, EFX_NVRAM_BOOTROM},
- {NVRAM_PARTITION_TYPE_EXPANSION_ROM, 3, EFX_NVRAM_BOOTROM},
- {NVRAM_PARTITION_TYPE_EXPANSION_ROM, 4, EFX_NVRAM_BOOTROM},
- {NVRAM_PARTITION_TYPE_EXPROM_CONFIG_PORT0, 1, EFX_NVRAM_BOOTROM_CFG},
- {NVRAM_PARTITION_TYPE_EXPROM_CONFIG_PORT0, 2, EFX_NVRAM_BOOTROM_CFG},
- {NVRAM_PARTITION_TYPE_EXPROM_CONFIG_PORT0, 3, EFX_NVRAM_BOOTROM_CFG},
- {NVRAM_PARTITION_TYPE_EXPROM_CONFIG_PORT0, 4, EFX_NVRAM_BOOTROM_CFG},
- {NVRAM_PARTITION_TYPE_DYNAMIC_CONFIG, 1, EFX_NVRAM_DYNAMIC_CFG},
- {NVRAM_PARTITION_TYPE_DYNAMIC_CONFIG, 2, EFX_NVRAM_DYNAMIC_CFG},
- {NVRAM_PARTITION_TYPE_DYNAMIC_CONFIG, 3, EFX_NVRAM_DYNAMIC_CFG},
- {NVRAM_PARTITION_TYPE_DYNAMIC_CONFIG, 4, EFX_NVRAM_DYNAMIC_CFG},
- {NVRAM_PARTITION_TYPE_FPGA, 1, EFX_NVRAM_FPGA},
- {NVRAM_PARTITION_TYPE_FPGA, 2, EFX_NVRAM_FPGA},
- {NVRAM_PARTITION_TYPE_FPGA, 3, EFX_NVRAM_FPGA},
- {NVRAM_PARTITION_TYPE_FPGA, 4, EFX_NVRAM_FPGA},
- {NVRAM_PARTITION_TYPE_FPGA_BACKUP, 1, EFX_NVRAM_FPGA_BACKUP},
- {NVRAM_PARTITION_TYPE_FPGA_BACKUP, 2, EFX_NVRAM_FPGA_BACKUP},
- {NVRAM_PARTITION_TYPE_FPGA_BACKUP, 3, EFX_NVRAM_FPGA_BACKUP},
- {NVRAM_PARTITION_TYPE_FPGA_BACKUP, 4, EFX_NVRAM_FPGA_BACKUP},
- {NVRAM_PARTITION_TYPE_LICENSE, 1, EFX_NVRAM_LICENSE},
- {NVRAM_PARTITION_TYPE_LICENSE, 2, EFX_NVRAM_LICENSE},
- {NVRAM_PARTITION_TYPE_LICENSE, 3, EFX_NVRAM_LICENSE},
- {NVRAM_PARTITION_TYPE_LICENSE, 4, EFX_NVRAM_LICENSE},
- {NVRAM_PARTITION_TYPE_EXPANSION_UEFI, 1, EFX_NVRAM_UEFIROM},
- {NVRAM_PARTITION_TYPE_EXPANSION_UEFI, 2, EFX_NVRAM_UEFIROM},
- {NVRAM_PARTITION_TYPE_EXPANSION_UEFI, 3, EFX_NVRAM_UEFIROM},
- {NVRAM_PARTITION_TYPE_EXPANSION_UEFI, 4, EFX_NVRAM_UEFIROM}
+ /* partn ports nvtype */
+ PARTN_MAP_ENTRY(MC_FIRMWARE, ALL, MC_FIRMWARE),
+ PARTN_MAP_ENTRY(MC_FIRMWARE_BACKUP, ALL, MC_GOLDEN),
+ PARTN_MAP_ENTRY(EXPANSION_ROM, ALL, BOOTROM),
+ PARTN_MAP_ENTRY(EXPROM_CONFIG, ALL, BOOTROM_CFG),
+ PARTN_MAP_ENTRY(DYNAMIC_CONFIG, ALL, DYNAMIC_CFG),
+ PARTN_MAP_ENTRY(FPGA, ALL, FPGA),
+ PARTN_MAP_ENTRY(FPGA_BACKUP, ALL, FPGA_BACKUP),
+ PARTN_MAP_ENTRY(LICENSE, ALL, LICENSE),
+ PARTN_MAP_ENTRY(EXPANSION_UEFI, ALL, UEFIROM),
+ PARTN_MAP_ENTRY(MUM_FIRMWARE, ALL, MUM_FIRMWARE),
};
static __checkReturn efx_rc_t
@@ -2220,6 +2187,7 @@ ef10_nvram_type_to_partn(
size_t parttbl_rows = 0;
unsigned int i;
+ EFSYS_ASSERT3U(type, !=, EFX_NVRAM_INVALID);
EFSYS_ASSERT3U(type, <, EFX_NVRAM_NTYPES);
EFSYS_ASSERT(partnp != NULL);
@@ -2227,8 +2195,8 @@ ef10_nvram_type_to_partn(
for (i = 0; i < parttbl_rows; i++) {
ef10_parttbl_entry_t *entry = &parttbl[i];
- if (entry->nvtype == type &&
- entry->port == emip->emi_port) {
+ if ((entry->nvtype == type) &&
+ (entry->port_mask & (1u << emip->emi_port))) {
*partnp = entry->partn;
return (0);
}
@@ -2257,8 +2225,8 @@ ef10_nvram_partn_to_type(
for (i = 0; i < parttbl_rows; i++) {
ef10_parttbl_entry_t *entry = &parttbl[i];
- if (entry->partn == partn &&
- entry->port == emip->emi_port) {
+ if ((entry->partn == partn) &&
+ (entry->port_mask & (1u << emip->emi_port))) {
*typep = entry->nvtype;
return (0);
}
@@ -2346,16 +2314,27 @@ ef10_nvram_partn_rw_start(
__in uint32_t partn,
__out size_t *chunk_sizep)
{
+ uint32_t write_size = 0;
efx_rc_t rc;
- if ((rc = ef10_nvram_partn_lock(enp, partn)) != 0)
+ if ((rc = efx_mcdi_nvram_info(enp, partn, NULL, NULL,
+ NULL, &write_size)) != 0)
goto fail1;
- if (chunk_sizep != NULL)
- *chunk_sizep = EF10_NVRAM_CHUNK;
+ if ((rc = ef10_nvram_partn_lock(enp, partn)) != 0)
+ goto fail2;
+
+ if (chunk_sizep != NULL) {
+ if (write_size == 0)
+ *chunk_sizep = EF10_NVRAM_CHUNK;
+ else
+ *chunk_sizep = write_size;
+ }
return (0);
+fail2:
+ EFSYS_PROBE(fail2);
fail1:
EFSYS_PROBE1(fail1, efx_rc_t, rc);
@@ -2365,11 +2344,12 @@ fail1:
__checkReturn efx_rc_t
ef10_nvram_partn_rw_finish(
__in efx_nic_t *enp,
- __in uint32_t partn)
+ __in uint32_t partn,
+ __out_opt uint32_t *verify_resultp)
{
efx_rc_t rc;
- if ((rc = ef10_nvram_partn_unlock(enp, partn, NULL)) != 0)
+ if ((rc = ef10_nvram_partn_unlock(enp, partn, verify_resultp)) != 0)
goto fail1;
return (0);