usr.sbin/mfiutil/mfi_flash.c

   1 /*-
   2  * Copyright (c) 2008, 2009 Yahoo!, Inc.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. The names of the authors may not be used to endorse or promote
  14  *    products derived from this software without specific prior written
  15  *    permission.
  16  *
  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
  27  * SUCH DAMAGE.
  28  *
  29  * $FreeBSD: src/usr.sbin/mfiutil/mfi_flash.c,v 1.4 2011/06/09 19:52:28 bz Exp $
  30  */
  31
  32 #include <sys/param.h>
  33 #include <sys/errno.h>
  34 #include <sys/stat.h>
  35 #include <err.h>
  36 #include <fcntl.h>
  37 #include <stdio.h>
  38 #include <stdlib.h>
  39 #include <string.h>
  40 #include <unistd.h>
  41 #include "mfiutil.h"
  42
  43 #define FLASH_BUF_SIZE  (64 * 1024)
  44
  45 int fw_name_width, fw_version_width, fw_date_width, fw_time_width;
  46
  47 static void
  48 scan_firmware(struct mfi_info_component *comp)
  49 {
  50         int len;
  51
  52         len = strlen(comp->name);
  53         if (fw_name_width < len)
  54                 fw_name_width = len;
  55         len = strlen(comp->version);
  56         if (fw_version_width < len)
  57                 fw_version_width = len;
  58         len = strlen(comp->build_date);
  59         if (fw_date_width < len)
  60                 fw_date_width = len;
  61         len = strlen(comp->build_time);
  62         if (fw_time_width < len)
  63                 fw_time_width = len;
  64 }
  65
  66 static void
  67 display_firmware(struct mfi_info_component *comp)
  68 {
  69
  70         printf("%-*s  %-*s  %-*s  %-*s\n", fw_name_width, comp->name,
  71             fw_version_width, comp->version, fw_date_width, comp->build_date,
  72             fw_time_width, comp->build_time);
  73 }
  74
  75 static int
  76 display_pending_firmware(int fd)
  77 {
  78         struct mfi_ctrl_info info;
  79         struct mfi_info_component header;
  80         int error;
  81         u_int i;
  82
  83         if (mfi_ctrl_get_info(fd, &info, NULL) < 0) {
  84                 error = errno;
  85                 warn("Failed to get controller info");
  86                 return (error);
  87         }
  88
  89         printf("mfi%d Pending Firmware Images:\n", mfi_unit);
  90         strcpy(header.name, "Name");
  91         strcpy(header.version, "Version");
  92         strcpy(header.build_date, "Date");
  93         strcpy(header.build_time, "Time");
  94         scan_firmware(&header);
  95         if (info.pending_image_component_count > 8)
  96                 info.pending_image_component_count = 8;
  97         for (i = 0; i < info.pending_image_component_count; i++)
  98                 scan_firmware(&info.pending_image_component[i]);
  99         display_firmware(&header);
 100         for (i = 0; i < info.pending_image_component_count; i++)
 101                 display_firmware(&info.pending_image_component[i]);
 102
 103         return (0);
 104 }
 105
 106 static void
 107 mbox_store_word(uint8_t *mbox, uint32_t val)
 108 {
 109
 110         mbox[0] = val & 0xff;
 111         mbox[1] = val >> 8 & 0xff;
 112         mbox[2] = val >> 16 & 0xff;
 113         mbox[3] = val >> 24;
 114 }
 115
 116 static int
 117 flash_adapter(int ac, char **av)
 118 {
 119         struct mfi_progress dummy;
 120         off_t offset;
 121         size_t nread;
 122         char *buf;
 123         struct stat sb;
 124         int error, fd, flash;
 125         uint8_t mbox[4], status;
 126
 127         if (ac != 2) {
 128                 warnx("flash: Firmware file required");
 129                 return (EINVAL);
 130         }
 131
 132         flash = open(av[1], O_RDONLY);
 133         if (flash < 0) {
 134                 error = errno;
 135                 warn("flash: Failed to open %s", av[1]);
 136                 return (error);
 137         }
 138
 139         buf = NULL;
 140         fd = -1;
 141
 142         if (fstat(flash, &sb) < 0) {
 143                 error = errno;
 144                 warn("fstat(%s)", av[1]);
 145                 goto error;
 146         }
 147         if (sb.st_size % 1024 != 0 || sb.st_size > 0x7fffffff) {
 148                 warnx("Invalid flash file size");
 149                 error = EINVAL;
 150                 goto error;
 151         }
 152
 153         fd = mfi_open(mfi_unit);
 154         if (fd < 0) {
 155                 error = errno;
 156                 warn("mfi_open");
 157                 goto error;
 158         }
 159
 160         /* First, ask the firmware to allocate space for the flash file. */
 161         mbox_store_word(mbox, sb.st_size);
 162         mfi_dcmd_command(fd, MFI_DCMD_FLASH_FW_OPEN, NULL, 0, mbox, 4, &status);
 163         if (status != MFI_STAT_OK) {
 164                 warnx("Failed to alloc flash memory: %s", mfi_status(status));
 165                 error = EIO;
 166                 goto error;
 167         }
 168
 169         /* Upload the file 64k at a time. */
 170         buf = malloc(FLASH_BUF_SIZE);
 171         if (buf == NULL) {
 172                 warnx("malloc failed");
 173                 error = ENOMEM;
 174                 goto error;
 175         }
 176         offset = 0;
 177         while (sb.st_size > 0) {
 178                 nread = read(flash, buf, FLASH_BUF_SIZE);
 179                 if (nread <= 0 || nread % 1024 != 0) {
 180                         warnx("Bad read from flash file");
 181                         mfi_dcmd_command(fd, MFI_DCMD_FLASH_FW_CLOSE, NULL, 0,
 182                             NULL, 0, NULL);
 183                         error = ENXIO;
 184                         goto error;
 185                 }
 186
 187                 mbox_store_word(mbox, offset);
 188                 mfi_dcmd_command(fd, MFI_DCMD_FLASH_FW_DOWNLOAD, buf, nread,
 189                     mbox, 4, &status);
 190                 if (status != MFI_STAT_OK) {
 191                         warnx("Flash download failed: %s", mfi_status(status));
 192                         mfi_dcmd_command(fd, MFI_DCMD_FLASH_FW_CLOSE, NULL, 0,
 193                             NULL, 0, NULL);
 194                         error = ENXIO;
 195                         goto error;
 196                 }
 197                 sb.st_size -= nread;
 198                 offset += nread;
 199         }
 200
 201         /* Kick off the flash. */
 202         printf("WARNING: Firmware flash in progress, do not reboot machine... ");
 203         fflush(stdout);
 204         mfi_dcmd_command(fd, MFI_DCMD_FLASH_FW_FLASH, &dummy, sizeof(dummy),
 205             NULL, 0, &status);
 206         if (status != MFI_STAT_OK) {
 207                 printf("failed:\n\t%s\n", mfi_status(status));
 208                 error = ENXIO;
 209                 goto error;
 210         }
 211         printf("finished\n");
 212         error = display_pending_firmware(fd);
 213
 214 error:
 215         free(buf);
 216         if (fd >= 0)
 217                 close(fd);
 218         close(flash);
 219
 220         return (error);
 221 }
 222 MFI_COMMAND(top, flash, flash_adapter);