2 * Copyright (c) 2010-2015 Solarflare Communications, Inc.
5 * This software was developed in part by OKTET Labs Ltd. under contract for
6 * Solarflare Communications, Inc.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 #include <sys/cdefs.h>
31 __FBSDID("$FreeBSD$");
34 #include <sys/types.h>
35 #include <sys/malloc.h>
37 #include "common/efx.h"
40 /* These data make no real sense, they are here just to make sfupdate happy.
41 * Any code that would rely on it is broken.
43 static const uint8_t fake_dynamic_cfg_nvram[] = {
44 0x7a, 0xda, 0x10, 0xef, 0x0c, 0x00, 0x00, 0x00,
45 0x00, 0x05, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00,
46 0x48, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x10,
47 0x08, 0x00, 0x00, 0x00, 0x90, 0x04, 0x00, 0x52,
48 0x56, 0x01, 0xc3, 0x78, 0x01, 0x00, 0x03, 0x10,
49 0x08, 0x00, 0x00, 0x00, 0x90, 0x04, 0x00, 0x52,
50 0x56, 0x01, 0xc3, 0x78, 0x57, 0x1a, 0x10, 0xef,
51 0x08, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00,
52 0x02, 0x0b, 0x64, 0x7d, 0xee, 0xee, 0xee, 0xee
56 sfxge_nvram_rw(struct sfxge_softc *sc, sfxge_ioc_t *ip, efx_nvram_type_t type,
59 efx_nic_t *enp = sc->enp;
60 size_t total_size = ip->u.nvram.size;
66 if (type == EFX_NVRAM_DYNAMIC_CFG && sc->family == EFX_FAMILY_SIENA) {
69 rc = copyout(fake_dynamic_cfg_nvram, ip->u.nvram.data,
70 MIN(total_size, sizeof(fake_dynamic_cfg_nvram)));
74 if ((rc = efx_nvram_rw_start(enp, type, &chunk_size)) != 0)
77 buf = malloc(chunk_size, M_TEMP, M_WAITOK);
85 size_t len = MIN(chunk_size, total_size);
88 rc = copyin(ip->u.nvram.data + off, buf, len);
91 rc = efx_nvram_write_chunk(enp, type,
92 ip->u.nvram.offset + off, buf, len);
96 rc = efx_nvram_read_chunk(enp, type,
97 ip->u.nvram.offset + off, buf, len);
100 rc = copyout(buf, ip->u.nvram.data + off, len);
112 efx_nvram_rw_finish(enp, type);
119 sfxge_nvram_erase(struct sfxge_softc *sc, efx_nvram_type_t type)
121 efx_nic_t *enp = sc->enp;
125 if (type == EFX_NVRAM_DYNAMIC_CFG && sc->family == EFX_FAMILY_SIENA)
128 if ((rc = efx_nvram_rw_start(enp, type, &chunk_size)) != 0)
131 rc = efx_nvram_erase(enp, type);
133 efx_nvram_rw_finish(enp, type);
138 sfxge_nvram_ioctl(struct sfxge_softc *sc, sfxge_ioc_t *ip)
140 static const efx_nvram_type_t nvram_types[] = {
141 [SFXGE_NVRAM_TYPE_BOOTROM] = EFX_NVRAM_BOOTROM,
142 [SFXGE_NVRAM_TYPE_BOOTROM_CFG] = EFX_NVRAM_BOOTROM_CFG,
143 [SFXGE_NVRAM_TYPE_MC] = EFX_NVRAM_MC_FIRMWARE,
144 [SFXGE_NVRAM_TYPE_MC_GOLDEN] = EFX_NVRAM_MC_GOLDEN,
145 [SFXGE_NVRAM_TYPE_PHY] = EFX_NVRAM_PHY,
146 [SFXGE_NVRAM_TYPE_NULL_PHY] = EFX_NVRAM_NULLPHY,
147 [SFXGE_NVRAM_TYPE_FPGA] = EFX_NVRAM_FPGA,
148 [SFXGE_NVRAM_TYPE_FCFW] = EFX_NVRAM_FCFW,
149 [SFXGE_NVRAM_TYPE_CPLD] = EFX_NVRAM_CPLD,
150 [SFXGE_NVRAM_TYPE_FPGA_BACKUP] = EFX_NVRAM_FPGA_BACKUP,
151 [SFXGE_NVRAM_TYPE_DYNAMIC_CFG] = EFX_NVRAM_DYNAMIC_CFG,
154 efx_nic_t *enp = sc->enp;
155 efx_nvram_type_t type;
158 if (ip->u.nvram.type > SFXGE_NVRAM_TYPE_DYNAMIC_CFG)
160 type = nvram_types[ip->u.nvram.type];
161 if (type == EFX_NVRAM_MC_GOLDEN &&
162 (ip->u.nvram.op == SFXGE_NVRAM_OP_WRITE ||
163 ip->u.nvram.op == SFXGE_NVRAM_OP_ERASE ||
164 ip->u.nvram.op == SFXGE_NVRAM_OP_SET_VER))
167 switch (ip->u.nvram.op) {
168 case SFXGE_NVRAM_OP_SIZE:
172 if (type == EFX_NVRAM_DYNAMIC_CFG && sc->family == EFX_FAMILY_SIENA) {
173 ip->u.nvram.size = sizeof(fake_dynamic_cfg_nvram);
175 if ((rc = efx_nvram_size(enp, type, &size)) != 0)
177 ip->u.nvram.size = size;
181 case SFXGE_NVRAM_OP_READ:
182 rc = sfxge_nvram_rw(sc, ip, type, B_FALSE);
184 case SFXGE_NVRAM_OP_WRITE:
185 rc = sfxge_nvram_rw(sc, ip, type, B_TRUE);
187 case SFXGE_NVRAM_OP_ERASE:
188 rc = sfxge_nvram_erase(sc, type);
190 case SFXGE_NVRAM_OP_GET_VER:
191 rc = efx_nvram_get_version(enp, type, &ip->u.nvram.subtype,
192 &ip->u.nvram.version[0]);
194 case SFXGE_NVRAM_OP_SET_VER:
195 rc = efx_nvram_set_version(enp, type, &ip->u.nvram.version[0]);