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comparison packages/redboot/current/src/flash.c @ 126:518f42066aba ecos-sw-2000-09-19

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Merge from eCos master repository on 2000-09-19-06:25:26-BST
author jlarmour
date Tue, 19 Sep 2000 05:53:51 +0000
parents 6bd9d475ed4b
children eb9fd8c04db3
comparison
equal deleted inserted replaced
125:b4407dc7f59d 126:518f42066aba
183 img = (struct image_desc *)fis_work_block; 183 img = (struct image_desc *)fis_work_block;
184 memset(img, 0, sizeof(*img)); 184 memset(img, 0, sizeof(*img));
185 strcpy(img->name, "RedBoot"); 185 strcpy(img->name, "RedBoot");
186 img->flash_base = (unsigned long)flash_start; 186 img->flash_base = (unsigned long)flash_start;
187 img->mem_base = (unsigned long)flash_start; 187 img->mem_base = (unsigned long)flash_start;
188 img->size = 0; 188 img->size = block_size;
189 img++; img_count++; 189 img++; img_count++;
190 // And a backup image 190 // And a backup image
191 memset(img, 0, sizeof(*img)); 191 memset(img, 0, sizeof(*img));
192 strcpy(img->name, "RedBoot[backup]"); 192 strcpy(img->name, "RedBoot[backup]");
193 img->flash_base = (unsigned long)flash_start+block_size; 193 img->flash_base = (unsigned long)flash_start+block_size;
194 img->mem_base = (unsigned long)flash_start+block_size; 194 img->mem_base = (unsigned long)flash_start+block_size;
195 img->size = 0; 195 img->size = block_size;
196 img++; img_count++; 196 img++; img_count++;
197 #ifdef CYGSEM_REDBOOT_FLASH_CONFIG 197 #ifdef CYGSEM_REDBOOT_FLASH_CONFIG
198 // And a descriptor for the configuration data 198 // And a descriptor for the configuration data
199 memset(img, 0, sizeof(*img)); 199 memset(img, 0, sizeof(*img));
200 strcpy(img->name, "RedBoot config"); 200 strcpy(img->name, "RedBoot config");
360 printf(" valid range is %p-%p\n", (void *)flash_start, (void *)flash_end); 360 printf(" valid range is %p-%p\n", (void *)flash_start, (void *)flash_end);
361 return; 361 return;
362 } 362 }
363 if ((mem_addr < (unsigned long)ram_start) || 363 if ((mem_addr < (unsigned long)ram_start) ||
364 ((mem_addr+length) >= (unsigned long)ram_end)) { 364 ((mem_addr+length) >= (unsigned long)ram_end)) {
365 printf("Invalid RAM address: %p\n", (void *)mem_addr); 365 printf("** WARNING: RAM address: %p may be invalid\n", (void *)mem_addr);
366 printf(" valid range is %p-%p\n", (void *)ram_start, (void *)ram_end); 366 printf(" valid range is %p-%p\n", (void *)ram_start, (void *)ram_end);
367 return;
368 } 367 }
369 if (strlen(name) >= sizeof(img->name)) { 368 if (strlen(name) >= sizeof(img->name)) {
370 printf("Name is too long, must be less than %d chars\n", (int)sizeof(img->name)); 369 printf("Name is too long, must be less than %d chars\n", (int)sizeof(img->name));
371 return; 370 return;
372 } 371 }
380 fis_addr = (void *)((unsigned long)flash_end - block_size); 379 fis_addr = (void *)((unsigned long)flash_end - block_size);
381 memcpy(fis_work_block, fis_addr, block_size); 380 memcpy(fis_work_block, fis_addr, block_size);
382 img = (struct image_desc *)fis_work_block; 381 img = (struct image_desc *)fis_work_block;
383 for (i = 0; i < block_size/sizeof(*img); i++, img++) { 382 for (i = 0; i < block_size/sizeof(*img); i++, img++) {
384 if ((img->name[0] != (unsigned char)0xFF) && (strcmp(name, img->name) == 0)) { 383 if ((img->name[0] != (unsigned char)0xFF) && (strcmp(name, img->name) == 0)) {
385 if (img->flash_base != flash_addr) { 384 if (flash_addr_set && (img->flash_base != flash_addr)) {
386 printf("Image found, but FLASH address incorrect\n"); 385 printf("Image found, but FLASH address incorrect\n");
386 return;
387 }
388 if (img->size != length) {
389 printf("Image found, but LENGTH is incorrect\n");
387 return; 390 return;
388 } 391 }
389 if (!verify_action("An image named '%s' exists", name)) { 392 if (!verify_action("An image named '%s' exists", name)) {
390 return; 393 return;
391 } else { 394 } else {
1050 { 1053 {
1051 void *cfg_base; 1054 void *cfg_base;
1052 bool use_boot_script; 1055 bool use_boot_script;
1053 1056
1054 config_ok = false; 1057 config_ok = false;
1058 script = (unsigned char *)0;
1055 if (!do_flash_init()) return; 1059 if (!do_flash_init()) return;
1056 cfg_base = (void *)((unsigned long)flash_end - (2*block_size)); 1060 cfg_base = (void *)((unsigned long)flash_end - (2*block_size));
1057 memcpy(&config, cfg_base, sizeof(config)); 1061 memcpy(&config, cfg_base, sizeof(config));
1058 if ((_cksum((unsigned long *)&config, sizeof(config)-sizeof(config.cksum)) != config.cksum) || 1062 if ((_cksum((unsigned long *)&config, sizeof(config)-sizeof(config.cksum)) != config.cksum) ||
1059 (config.key1 != CONFIG_KEY1)|| (config.key2 != CONFIG_KEY2)) { 1063 (config.key1 != CONFIG_KEY1)|| (config.key2 != CONFIG_KEY2)) {
1060 printf("FLASH configuration checksum error or invalid key\n"); 1064 printf("FLASH configuration checksum error or invalid key\n");
1061 script = (unsigned char *)0;
1062 memset(&config, 0, sizeof(config)); 1065 memset(&config, 0, sizeof(config));
1063 return; 1066 return;
1064 } 1067 }
1065 flash_get_config("boot_script", &use_boot_script, CONFIG_BOOL); 1068 flash_get_config("boot_script", &use_boot_script, CONFIG_BOOL);
1066 if (use_boot_script) { 1069 if (use_boot_script) {