Blame view
common/update.c
8 KB
4bae90904 Automatic softwar... |
1 2 3 4 5 6 |
/* * (C) Copyright 2008 Semihalf * * Written by: Rafal Czubak <rcz@semihalf.com> * Bartlomiej Sieka <tur@semihalf.com> * |
1a4596601 Add GPL-2.0+ SPDX... |
7 |
* SPDX-License-Identifier: GPL-2.0+ |
4bae90904 Automatic softwar... |
8 9 10 11 12 13 14 |
*/ #include <common.h> #if !(defined(CONFIG_FIT) && defined(CONFIG_OF_LIBFDT)) #error "CONFIG_FIT and CONFIG_OF_LIBFDT are required for auto-update feature" #endif |
e856bdcfb flash: complete C... |
15 16 |
#if defined(CONFIG_UPDATE_TFTP) && !defined(CONFIG_MTD_NOR_FLASH) #error "CONFIG_UPDATE_TFTP and !CONFIG_MTD_NOR_FLASH needed for legacy behaviour" |
c7ff55284 update: tftp: dfu... |
17 |
#endif |
4bae90904 Automatic softwar... |
18 19 20 |
#include <command.h> #include <flash.h> #include <net.h> |
063705908 net/: sparse fixes |
21 |
#include <net/tftp.h> |
4bae90904 Automatic softwar... |
22 |
#include <malloc.h> |
c7ff55284 update: tftp: dfu... |
23 24 |
#include <dfu.h> #include <errno.h> |
175c3e3ad tftp: update: Inc... |
25 |
#include <mtd/cfi_flash.h> |
4bae90904 Automatic softwar... |
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 |
/* env variable holding the location of the update file */ #define UPDATE_FILE_ENV "updatefile" /* set configuration defaults if needed */ #ifndef CONFIG_UPDATE_LOAD_ADDR #define CONFIG_UPDATE_LOAD_ADDR 0x100000 #endif #ifndef CONFIG_UPDATE_TFTP_MSEC_MAX #define CONFIG_UPDATE_TFTP_MSEC_MAX 100 #endif #ifndef CONFIG_UPDATE_TFTP_CNT_MAX #define CONFIG_UPDATE_TFTP_CNT_MAX 0 #endif |
8885c5fe9 net: cosmetic: Cl... |
42 43 |
extern ulong tftp_timeout_ms; extern int tftp_timeout_count_max; |
4bae90904 Automatic softwar... |
44 |
extern ulong load_addr; |
e856bdcfb flash: complete C... |
45 |
#ifdef CONFIG_MTD_NOR_FLASH |
66a647238 tftp: update: All... |
46 |
extern flash_info_t flash_info[]; |
4bae90904 Automatic softwar... |
47 |
static uchar *saved_prot_info; |
66a647238 tftp: update: All... |
48 |
#endif |
4bae90904 Automatic softwar... |
49 50 51 52 53 54 55 56 57 |
static int update_load(char *filename, ulong msec_max, int cnt_max, ulong addr) { int size, rv; ulong saved_timeout_msecs; int saved_timeout_count; char *saved_netretry, *saved_bootfile; rv = 0; /* save used globals and env variable */ |
8885c5fe9 net: cosmetic: Cl... |
58 59 |
saved_timeout_msecs = tftp_timeout_ms; saved_timeout_count = tftp_timeout_count_max; |
00caae6d4 env: Rename geten... |
60 |
saved_netretry = strdup(env_get("netretry")); |
1411157d8 net: cosmetic: Fi... |
61 |
saved_bootfile = strdup(net_boot_file_name); |
4bae90904 Automatic softwar... |
62 63 |
/* set timeouts for auto-update */ |
8885c5fe9 net: cosmetic: Cl... |
64 65 |
tftp_timeout_ms = msec_max; tftp_timeout_count_max = cnt_max; |
4bae90904 Automatic softwar... |
66 67 |
/* we don't want to retry the connection if errors occur */ |
382bee57f env: Rename seten... |
68 |
env_set("netretry", "no"); |
4bae90904 Automatic softwar... |
69 70 71 |
/* download the update file */ load_addr = addr; |
1411157d8 net: cosmetic: Fi... |
72 |
copy_filename(net_boot_file_name, filename, sizeof(net_boot_file_name)); |
bc0571fc1 net: cosmetic: Fi... |
73 |
size = net_loop(TFTPGET); |
4bae90904 Automatic softwar... |
74 75 76 77 78 79 80 |
if (size < 0) rv = 1; else if (size > 0) flush_cache(addr, size); /* restore changed globals and env variable */ |
8885c5fe9 net: cosmetic: Cl... |
81 82 |
tftp_timeout_ms = saved_timeout_msecs; tftp_timeout_count_max = saved_timeout_count; |
4bae90904 Automatic softwar... |
83 |
|
382bee57f env: Rename seten... |
84 |
env_set("netretry", saved_netretry); |
4bae90904 Automatic softwar... |
85 86 87 88 |
if (saved_netretry != NULL) free(saved_netretry); if (saved_bootfile != NULL) { |
1411157d8 net: cosmetic: Fi... |
89 90 |
copy_filename(net_boot_file_name, saved_bootfile, sizeof(net_boot_file_name)); |
4bae90904 Automatic softwar... |
91 92 93 94 95 |
free(saved_bootfile); } return rv; } |
e856bdcfb flash: complete C... |
96 |
#ifdef CONFIG_MTD_NOR_FLASH |
4bae90904 Automatic softwar... |
97 98 99 100 101 102 103 104 105 106 107 |
static int update_flash_protect(int prot, ulong addr_first, ulong addr_last) { uchar *sp_info_ptr; ulong s; int i, bank, cnt; flash_info_t *info; sp_info_ptr = NULL; if (prot == 0) { saved_prot_info = |
6d0f6bcf3 rename CFG_ macro... |
108 |
calloc(CONFIG_SYS_MAX_FLASH_BANKS * CONFIG_SYS_MAX_FLASH_SECT, 1); |
4bae90904 Automatic softwar... |
109 110 111 |
if (!saved_prot_info) return 1; } |
6d0f6bcf3 rename CFG_ macro... |
112 |
for (bank = 0; bank < CONFIG_SYS_MAX_FLASH_BANKS; ++bank) { |
4bae90904 Automatic softwar... |
113 114 115 116 117 118 119 120 |
cnt = 0; info = &flash_info[bank]; /* Nothing to do if the bank doesn't exist */ if (info->sector_count == 0) return 0; /* Point to current bank protection information */ |
6d0f6bcf3 rename CFG_ macro... |
121 |
sp_info_ptr = saved_prot_info + (bank * CONFIG_SYS_MAX_FLASH_SECT); |
4bae90904 Automatic softwar... |
122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 |
/* * Adjust addr_first or addr_last if we are on bank boundary. * Address space between banks must be continuous for other * flash functions (like flash_sect_erase or flash_write) to * succeed. Banks must also be numbered in correct order, * according to increasing addresses. */ if (addr_last > info->start[0] + info->size - 1) addr_last = info->start[0] + info->size - 1; if (addr_first < info->start[0]) addr_first = info->start[0]; for (i = 0; i < info->sector_count; i++) { /* Save current information about protected sectors */ if (prot == 0) { s = info->start[i]; if ((s >= addr_first) && (s <= addr_last)) sp_info_ptr[i] = info->protect[i]; } /* Protect/unprotect sectors */ if (sp_info_ptr[i] == 1) { |
6d0f6bcf3 rename CFG_ macro... |
146 |
#if defined(CONFIG_SYS_FLASH_PROTECTION) |
4bae90904 Automatic softwar... |
147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 |
if (flash_real_protect(info, i, prot)) return 1; #else info->protect[i] = prot; #endif cnt++; } } if (cnt) { printf("%sProtected %d sectors ", prot ? "": "Un-", cnt); } } if((prot == 1) && saved_prot_info) free(saved_prot_info); return 0; } |
66a647238 tftp: update: All... |
168 |
#endif |
4bae90904 Automatic softwar... |
169 170 171 |
static int update_flash(ulong addr_source, ulong addr_first, ulong size) { |
e856bdcfb flash: complete C... |
172 |
#ifdef CONFIG_MTD_NOR_FLASH |
4bae90904 Automatic softwar... |
173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 |
ulong addr_last = addr_first + size - 1; /* round last address to the sector boundary */ if (flash_sect_roundb(&addr_last) > 0) return 1; if (addr_first >= addr_last) { printf("Error: end address exceeds addressing space "); return 1; } /* remove protection on processed sectors */ if (update_flash_protect(0, addr_first, addr_last) > 0) { printf("Error: could not unprotect flash sectors "); return 1; } printf("Erasing 0x%08lx - 0x%08lx", addr_first, addr_last); if (flash_sect_erase(addr_first, addr_last) > 0) { printf("Error: could not erase flash "); return 1; } printf("Copying to flash..."); if (flash_write((char *)addr_source, addr_first, size) > 0) { printf("Error: could not copy to flash "); return 1; } printf("done "); /* enable protection on processed sectors */ if (update_flash_protect(1, addr_first, addr_last) > 0) { printf("Error: could not protect flash sectors "); return 1; } |
66a647238 tftp: update: All... |
214 |
#endif |
4bae90904 Automatic softwar... |
215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 |
return 0; } static int update_fit_getparams(const void *fit, int noffset, ulong *addr, ulong *fladdr, ulong *size) { const void *data; if (fit_image_get_data(fit, noffset, &data, (size_t *)size)) return 1; if (fit_image_get_load(fit, noffset, (ulong *)fladdr)) return 1; *addr = (ulong)data; return 0; } |
c7ff55284 update: tftp: dfu... |
233 |
int update_tftp(ulong addr, char *interface, char *devstring) |
4bae90904 Automatic softwar... |
234 |
{ |
c7ff55284 update: tftp: dfu... |
235 |
char *filename, *env_addr, *fit_image_name; |
4bae90904 Automatic softwar... |
236 |
ulong update_addr, update_fladdr, update_size; |
c7ff55284 update: tftp: dfu... |
237 238 |
int images_noffset, ndepth, noffset; bool update_tftp_dfu; |
8d6b73202 automatic update ... |
239 |
int ret = 0; |
c7ff55284 update: tftp: dfu... |
240 241 242 243 244 245 246 |
void *fit; if (interface == NULL && devstring == NULL) { update_tftp_dfu = false; } else if (interface && devstring) { update_tftp_dfu = true; } else { |
9b643e312 treewide: replace... |
247 248 |
pr_err("Interface: %s and devstring: %s not supported! ", |
c7ff55284 update: tftp: dfu... |
249 250 251 |
interface, devstring); return -EINVAL; } |
8d6b73202 automatic update ... |
252 253 254 255 |
/* use already present image */ if (addr) goto got_update_file; |
4bae90904 Automatic softwar... |
256 257 258 259 |
printf("Auto-update from TFTP: "); /* get the file name of the update file */ |
00caae6d4 env: Rename geten... |
260 |
filename = env_get(UPDATE_FILE_ENV); |
4bae90904 Automatic softwar... |
261 262 263 264 |
if (filename == NULL) { printf("failed, env. variable '%s' not found ", UPDATE_FILE_ENV); |
8d6b73202 automatic update ... |
265 |
return 1; |
4bae90904 Automatic softwar... |
266 267 268 269 270 271 |
} printf("trying update file '%s' ", filename); /* get load address of downloaded update file */ |
00caae6d4 env: Rename geten... |
272 273 |
env_addr = env_get("loadaddr"); if (env_addr) |
4bae90904 Automatic softwar... |
274 275 276 277 278 279 280 281 282 |
addr = simple_strtoul(env_addr, NULL, 16); else addr = CONFIG_UPDATE_LOAD_ADDR; if (update_load(filename, CONFIG_UPDATE_TFTP_MSEC_MAX, CONFIG_UPDATE_TFTP_CNT_MAX, addr)) { printf("Can't load update file, aborting auto-update "); |
8d6b73202 automatic update ... |
283 |
return 1; |
4bae90904 Automatic softwar... |
284 |
} |
8d6b73202 automatic update ... |
285 |
got_update_file: |
4bae90904 Automatic softwar... |
286 287 288 289 290 291 |
fit = (void *)addr; if (!fit_check_format((void *)fit)) { printf("Bad FIT format of the update file, aborting " "auto-update "); |
8d6b73202 automatic update ... |
292 |
return 1; |
4bae90904 Automatic softwar... |
293 294 295 296 297 298 299 300 301 302 |
} /* process updates */ images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH); ndepth = 0; noffset = fdt_next_node(fit, images_noffset, &ndepth); while (noffset >= 0 && ndepth > 0) { if (ndepth != 1) goto next_node; |
c7ff55284 update: tftp: dfu... |
303 304 |
fit_image_name = (char *)fit_get_name(fit, noffset, NULL); printf("Processing update '%s' :", fit_image_name); |
4bae90904 Automatic softwar... |
305 |
|
b8da83665 image: Rename fit... |
306 |
if (!fit_image_verify(fit, noffset)) { |
4bae90904 Automatic softwar... |
307 308 |
printf("Error: invalid update hash, aborting "); |
8d6b73202 automatic update ... |
309 |
ret = 1; |
4bae90904 Automatic softwar... |
310 311 312 313 314 315 316 317 318 319 |
goto next_node; } printf(" "); if (update_fit_getparams(fit, noffset, &update_addr, &update_fladdr, &update_size)) { printf("Error: can't get update parameteres, " "aborting "); |
8d6b73202 automatic update ... |
320 |
ret = 1; |
4bae90904 Automatic softwar... |
321 322 |
goto next_node; } |
c7ff55284 update: tftp: dfu... |
323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 |
if (!update_tftp_dfu) { if (update_flash(update_addr, update_fladdr, update_size)) { printf("Error: can't flash update, aborting "); ret = 1; goto next_node; } } else if (fit_image_check_type(fit, noffset, IH_TYPE_FIRMWARE)) { ret = dfu_tftp_write(fit_image_name, update_addr, update_size, interface, devstring); if (ret) return ret; |
4bae90904 Automatic softwar... |
338 339 340 341 |
} next_node: noffset = fdt_next_node(fit, noffset, &ndepth); } |
8d6b73202 automatic update ... |
342 |
return ret; |
4bae90904 Automatic softwar... |
343 |
} |