| /* |
| * This file is part of the flashrom project. |
| * |
| * Copyright (C) 2000 Silicon Integrated System Corporation |
| * Copyright (C) 2004 Tyan Corp <yhlu@tyan.com> |
| * Copyright (C) 2005-2008 coresystems GmbH |
| * Copyright (C) 2008,2009 Carl-Daniel Hailfinger |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #include <fcntl.h> |
| #include <sys/types.h> |
| #include <sys/stat.h> |
| #include <string.h> |
| #include <stdlib.h> |
| #include <getopt.h> |
| #include "flash.h" |
| |
| char *chip_to_probe = NULL; |
| int exclude_start_page, exclude_end_page; |
| int verbose = 0; |
| int programmer = PROGRAMMER_INTERNAL; |
| |
| const struct programmer_entry programmer_table[] = { |
| { |
| .init = internal_init, |
| .shutdown = internal_shutdown, |
| .map_flash_region = physmap, |
| .unmap_flash_region = physunmap, |
| .chip_readb = internal_chip_readb, |
| .chip_readw = internal_chip_readw, |
| .chip_readl = internal_chip_readl, |
| .chip_writeb = internal_chip_writeb, |
| .chip_writew = internal_chip_writew, |
| .chip_writel = internal_chip_writel, |
| }, |
| |
| { |
| .init = dummy_init, |
| .shutdown = dummy_shutdown, |
| .map_flash_region = dummy_map, |
| .unmap_flash_region = dummy_unmap, |
| .chip_readb = dummy_chip_readb, |
| .chip_readw = dummy_chip_readw, |
| .chip_readl = dummy_chip_readl, |
| .chip_writeb = dummy_chip_writeb, |
| .chip_writew = dummy_chip_writew, |
| .chip_writel = dummy_chip_writel, |
| }, |
| |
| { |
| .init = nic3com_init, |
| .shutdown = nic3com_shutdown, |
| .map_flash_region = fallback_map, |
| .unmap_flash_region = fallback_unmap, |
| .chip_readb = nic3com_chip_readb, |
| .chip_readw = fallback_chip_readw, |
| .chip_readl = fallback_chip_readl, |
| .chip_writeb = nic3com_chip_writeb, |
| .chip_writew = fallback_chip_writew, |
| .chip_writel = fallback_chip_writel, |
| }, |
| |
| { |
| .init = satasii_init, |
| .shutdown = satasii_shutdown, |
| .map_flash_region = fallback_map, |
| .unmap_flash_region = fallback_unmap, |
| .chip_readb = satasii_chip_readb, |
| .chip_readw = fallback_chip_readw, |
| .chip_readl = fallback_chip_readl, |
| .chip_writeb = satasii_chip_writeb, |
| .chip_writew = fallback_chip_writew, |
| .chip_writel = fallback_chip_writel, |
| }, |
| |
| {}, |
| }; |
| |
| int programmer_init(void) |
| { |
| return programmer_table[programmer].init(); |
| } |
| |
| int programmer_shutdown(void) |
| { |
| return programmer_table[programmer].shutdown(); |
| } |
| |
| void *programmer_map_flash_region(const char *descr, unsigned long phys_addr, |
| size_t len) |
| { |
| return programmer_table[programmer].map_flash_region(descr, |
| phys_addr, len); |
| } |
| |
| void programmer_unmap_flash_region(void *virt_addr, size_t len) |
| { |
| programmer_table[programmer].unmap_flash_region(virt_addr, len); |
| } |
| |
| void chip_writeb(uint8_t val, chipaddr addr) |
| { |
| programmer_table[programmer].chip_writeb(val, addr); |
| } |
| |
| void chip_writew(uint16_t val, chipaddr addr) |
| { |
| programmer_table[programmer].chip_writew(val, addr); |
| } |
| |
| void chip_writel(uint32_t val, chipaddr addr) |
| { |
| programmer_table[programmer].chip_writel(val, addr); |
| } |
| |
| uint8_t chip_readb(const chipaddr addr) |
| { |
| return programmer_table[programmer].chip_readb(addr); |
| } |
| |
| uint16_t chip_readw(const chipaddr addr) |
| { |
| return programmer_table[programmer].chip_readw(addr); |
| } |
| |
| uint32_t chip_readl(const chipaddr addr) |
| { |
| return programmer_table[programmer].chip_readl(addr); |
| } |
| |
| void map_flash_registers(struct flashchip *flash) |
| { |
| size_t size = flash->total_size * 1024; |
| /* Flash registers live 4 MByte below the flash. */ |
| flash->virtual_registers = (chipaddr)programmer_map_flash_region("flash chip registers", (0xFFFFFFFF - 0x400000 - size + 1), size); |
| } |
| |
| int read_memmapped(struct flashchip *flash, uint8_t *buf) |
| { |
| int i; |
| |
| /* We could do a memcpy as optimization if the flash is onboard */ |
| //memcpy(buf, (const char *)flash->virtual_memory, flash->total_size * 1024); |
| for (i = 0; i < flash->total_size * 1024; i++) |
| buf[i] = chip_readb(flash->virtual_memory + i); |
| |
| return 0; |
| } |
| |
| struct flashchip *probe_flash(struct flashchip *first_flash, int force) |
| { |
| struct flashchip *flash; |
| unsigned long base = 0, size; |
| |
| for (flash = first_flash; flash && flash->name; flash++) { |
| if (chip_to_probe && strcmp(flash->name, chip_to_probe) != 0) |
| continue; |
| printf_debug("Probing for %s %s, %d KB: ", |
| flash->vendor, flash->name, flash->total_size); |
| if (!flash->probe && !force) { |
| printf_debug("failed! flashrom has no probe function for this flash chip.\n"); |
| continue; |
| } |
| |
| size = flash->total_size * 1024; |
| |
| base = flashbase ? flashbase : (0xffffffff - size + 1); |
| flash->virtual_memory = (chipaddr)programmer_map_flash_region("flash chip", base, size); |
| |
| if (force) |
| break; |
| |
| if (flash->probe(flash) != 1) |
| goto notfound; |
| |
| if (first_flash == flashchips |
| || flash->model_id != GENERIC_DEVICE_ID) |
| break; |
| |
| notfound: |
| programmer_unmap_flash_region((void *)flash->virtual_memory, size); |
| } |
| |
| if (!flash || !flash->name) |
| return NULL; |
| |
| printf("Found chip \"%s %s\" (%d KB) at physical address 0x%lx.\n", |
| flash->vendor, flash->name, flash->total_size, base); |
| return flash; |
| } |
| |
| int verify_flash(struct flashchip *flash, uint8_t *buf) |
| { |
| int idx; |
| int total_size = flash->total_size * 1024; |
| uint8_t *buf2 = (uint8_t *) calloc(total_size, sizeof(char)); |
| if (!flash->read) { |
| printf("FAILED!\n"); |
| fprintf(stderr, "ERROR: flashrom has no read function for this flash chip.\n"); |
| return 1; |
| } else |
| flash->read(flash, buf2); |
| |
| printf("Verifying flash... "); |
| |
| if (verbose) |
| printf("address: 0x00000000\b\b\b\b\b\b\b\b\b\b"); |
| |
| for (idx = 0; idx < total_size; idx++) { |
| if (verbose && ((idx & 0xfff) == 0xfff)) |
| printf("0x%08x", idx); |
| |
| if (*(buf2 + idx) != *(buf + idx)) { |
| if (verbose) |
| printf("0x%08x FAILED!", idx); |
| else |
| printf("FAILED at 0x%08x!", idx); |
| printf(" Expected=0x%02x, Read=0x%02x\n", |
| *(buf + idx), *(buf2 + idx)); |
| return 1; |
| } |
| |
| if (verbose && ((idx & 0xfff) == 0xfff)) |
| printf("\b\b\b\b\b\b\b\b\b\b"); |
| } |
| if (verbose) |
| printf("\b\b\b\b\b\b\b\b\b\b "); |
| |
| printf("VERIFIED. \n"); |
| |
| return 0; |
| } |
| |
| int read_flash(struct flashchip *flash, char *filename, unsigned int exclude_start_position, unsigned int exclude_end_position) |
| { |
| unsigned long numbytes; |
| FILE *image; |
| unsigned long size = flash->total_size * 1024; |
| unsigned char *buf = calloc(size, sizeof(char)); |
| if ((image = fopen(filename, "w")) == NULL) { |
| perror(filename); |
| exit(1); |
| } |
| printf("Reading flash... "); |
| if (!flash->read) { |
| printf("FAILED!\n"); |
| fprintf(stderr, "ERROR: flashrom has no read function for this flash chip.\n"); |
| return 1; |
| } else |
| flash->read(flash, buf); |
| |
| if (exclude_end_position - exclude_start_position > 0) |
| memset(buf + exclude_start_position, 0, |
| exclude_end_position - exclude_start_position); |
| |
| numbytes = fwrite(buf, 1, size, image); |
| fclose(image); |
| printf("%s.\n", numbytes == size ? "done" : "FAILED"); |
| if (numbytes != size) |
| return 1; |
| return 0; |
| } |
| |
| int erase_flash(struct flashchip *flash) |
| { |
| uint32_t erasedbytes; |
| unsigned long size = flash->total_size * 1024; |
| unsigned char *buf = calloc(size, sizeof(char)); |
| printf("Erasing flash chip... "); |
| if (NULL == flash->erase) { |
| printf("FAILED!\n"); |
| fprintf(stderr, "ERROR: flashrom has no erase function for this flash chip.\n"); |
| return 1; |
| } |
| flash->erase(flash); |
| |
| if (!flash->read) { |
| printf("FAILED!\n"); |
| fprintf(stderr, "ERROR: flashrom has no read function for this flash chip.\n"); |
| return 1; |
| } else |
| flash->read(flash, buf); |
| |
| for (erasedbytes = 0; erasedbytes < size; erasedbytes++) |
| if (0xff != buf[erasedbytes]) { |
| printf("FAILED!\n"); |
| fprintf(stderr, "ERROR at 0x%08x: Expected=0xff, Read=0x%02x\n", |
| erasedbytes, buf[erasedbytes]); |
| return 1; |
| } |
| printf("SUCCESS.\n"); |
| return 0; |
| } |
| |
| #ifndef MAX |
| #define MAX(a, b) ((a) > (b) ? (a) : (b)) |
| #endif |
| #define POS_PRINT(x) do { pos += strlen(x); printf(x); } while (0) |
| |
| void print_supported_chips(void) |
| { |
| int okcol = 0, pos = 0; |
| struct flashchip *f; |
| |
| for (f = flashchips; f->name != NULL; f++) { |
| if (GENERIC_DEVICE_ID == f->model_id) |
| continue; |
| okcol = MAX(okcol, strlen(f->vendor) + 1 + strlen(f->name)); |
| } |
| okcol = (okcol + 7) & ~7; |
| |
| POS_PRINT("Supported flash chips:"); |
| while (pos < okcol) { |
| printf("\t"); |
| pos += 8 - (pos % 8); |
| } |
| printf("Tested OK operations:\tKnown BAD operations:\n\n"); |
| |
| for (f = flashchips; f->name != NULL; f++) { |
| printf("%s %s", f->vendor, f->name); |
| pos = strlen(f->vendor) + 1 + strlen(f->name); |
| while (pos < okcol) { |
| printf("\t"); |
| pos += 8 - (pos % 8); |
| } |
| if ((f->tested & TEST_OK_MASK)) { |
| if ((f->tested & TEST_OK_PROBE)) |
| POS_PRINT("PROBE "); |
| if ((f->tested & TEST_OK_READ)) |
| POS_PRINT("READ "); |
| if ((f->tested & TEST_OK_ERASE)) |
| POS_PRINT("ERASE "); |
| if ((f->tested & TEST_OK_WRITE)) |
| POS_PRINT("WRITE"); |
| } |
| while (pos < okcol + 24) { |
| printf("\t"); |
| pos += 8 - (pos % 8); |
| } |
| if ((f->tested & TEST_BAD_MASK)) { |
| if ((f->tested & TEST_BAD_PROBE)) |
| printf("PROBE "); |
| if ((f->tested & TEST_BAD_READ)) |
| printf("READ "); |
| if ((f->tested & TEST_BAD_ERASE)) |
| printf("ERASE "); |
| if ((f->tested & TEST_BAD_WRITE)) |
| printf("WRITE"); |
| } |
| printf("\n"); |
| } |
| } |
| |
| void usage(const char *name) |
| { |
| printf("usage: %s [-rwvEVfLhR] [-c chipname] [-s exclude_start]\n", |
| name); |
| printf(" [-e exclude_end] [-m [vendor:]part] [-l file.layout] [-i imagename] [file]\n"); |
| printf("Please note that the command line interface for flashrom will " |
| "change before flashrom 1.0. Do not use flashrom in scripts or " |
| "other automated tools without checking that your flashrom " |
| "version won't interpret them in a totally different way.\n\n"); |
| printf |
| (" -r | --read: read flash and save into file\n" |
| " -w | --write: write file into flash\n" |
| " -v | --verify: verify flash against file\n" |
| " -E | --erase: erase flash device\n" |
| " -V | --verbose: more verbose output\n" |
| " -c | --chip <chipname>: probe only for specified flash chip\n" |
| " -s | --estart <addr>: exclude start position\n" |
| " -e | --eend <addr>: exclude end postion\n" |
| " -m | --mainboard <[vendor:]part>: override mainboard settings\n" |
| " -f | --force: force write without checking image\n" |
| " -l | --layout <file.layout>: read rom layout from file\n" |
| " -i | --image <name>: only flash image name from flash layout\n" |
| " -L | --list-supported: print supported devices\n" |
| " -p | --programmer <name>: specify the programmer device\n" |
| " -h | --help: print this help text\n" |
| " -R | --version: print the version (release)\n" |
| "\n" " If no file is specified, then all that happens" |
| " is that flash info is dumped.\n\n"); |
| exit(1); |
| } |
| |
| void print_version(void) |
| { |
| printf("flashrom v%s\n", FLASHROM_VERSION); |
| } |
| |
| int main(int argc, char *argv[]) |
| { |
| uint8_t *buf; |
| unsigned long size, numbytes; |
| FILE *image; |
| /* Probe for up to three flash chips. */ |
| struct flashchip *flash, *flashes[3]; |
| int opt; |
| int option_index = 0; |
| int force = 0; |
| int read_it = 0, write_it = 0, erase_it = 0, verify_it = 0; |
| int list_supported = 0; |
| int ret = 0, i; |
| |
| static struct option long_options[] = { |
| {"read", 0, 0, 'r'}, |
| {"write", 0, 0, 'w'}, |
| {"erase", 0, 0, 'E'}, |
| {"verify", 0, 0, 'v'}, |
| {"chip", 1, 0, 'c'}, |
| {"estart", 1, 0, 's'}, |
| {"eend", 1, 0, 'e'}, |
| {"mainboard", 1, 0, 'm'}, |
| {"verbose", 0, 0, 'V'}, |
| {"force", 0, 0, 'f'}, |
| {"layout", 1, 0, 'l'}, |
| {"image", 1, 0, 'i'}, |
| {"list-supported", 0, 0, 'L'}, |
| {"programmer", 1, 0, 'p'}, |
| {"help", 0, 0, 'h'}, |
| {"version", 0, 0, 'R'}, |
| {0, 0, 0, 0} |
| }; |
| |
| char *filename = NULL; |
| |
| unsigned int exclude_start_position = 0, exclude_end_position = 0; // [x,y) |
| char *tempstr = NULL, *tempstr2 = NULL; |
| |
| print_version(); |
| |
| if (argc > 1) { |
| /* Yes, print them. */ |
| int i; |
| printf_debug("The arguments are:\n"); |
| for (i = 1; i < argc; ++i) |
| printf_debug("%s\n", argv[i]); |
| } |
| |
| setbuf(stdout, NULL); |
| while ((opt = getopt_long(argc, argv, "rRwvVEfc:s:e:m:l:i:p:Lh", |
| long_options, &option_index)) != EOF) { |
| switch (opt) { |
| case 'r': |
| read_it = 1; |
| break; |
| case 'w': |
| write_it = 1; |
| break; |
| case 'v': |
| verify_it = 1; |
| break; |
| case 'c': |
| chip_to_probe = strdup(optarg); |
| break; |
| case 'V': |
| verbose = 1; |
| break; |
| case 'E': |
| erase_it = 1; |
| break; |
| case 's': |
| tempstr = strdup(optarg); |
| sscanf(tempstr, "%x", &exclude_start_position); |
| break; |
| case 'e': |
| tempstr = strdup(optarg); |
| sscanf(tempstr, "%x", &exclude_end_position); |
| break; |
| case 'm': |
| tempstr = strdup(optarg); |
| strtok(tempstr, ":"); |
| tempstr2 = strtok(NULL, ":"); |
| if (tempstr2) { |
| lb_vendor = tempstr; |
| lb_part = tempstr2; |
| } else { |
| lb_vendor = NULL; |
| lb_part = tempstr; |
| } |
| break; |
| case 'f': |
| force = 1; |
| break; |
| case 'l': |
| tempstr = strdup(optarg); |
| if (read_romlayout(tempstr)) |
| exit(1); |
| break; |
| case 'i': |
| tempstr = strdup(optarg); |
| find_romentry(tempstr); |
| break; |
| case 'L': |
| list_supported = 1; |
| break; |
| case 'p': |
| if (strncmp(optarg, "internal", 8) == 0) { |
| programmer = PROGRAMMER_INTERNAL; |
| } else if (strncmp(optarg, "dummy", 5) == 0) { |
| programmer = PROGRAMMER_DUMMY; |
| } else if (strncmp(optarg, "nic3com", 7) == 0) { |
| programmer = PROGRAMMER_NIC3COM; |
| if (optarg[7] == '=') |
| pcidev_bdf = strdup(optarg + 8); |
| } else if (strncmp(optarg, "satasii", 7) == 0) { |
| programmer = PROGRAMMER_SATASII; |
| if (optarg[7] == '=') |
| pcidev_bdf = strdup(optarg + 8); |
| } else { |
| printf("Error: Unknown programmer.\n"); |
| exit(1); |
| } |
| break; |
| case 'R': |
| /* print_version() is always called during startup. */ |
| exit(0); |
| break; |
| case 'h': |
| default: |
| usage(argv[0]); |
| break; |
| } |
| } |
| |
| if (list_supported) { |
| print_supported_chips(); |
| print_supported_chipsets(); |
| print_supported_boards(); |
| printf("\nSupported PCI devices flashrom can use " |
| "as programmer:\n\n"); |
| print_supported_pcidevs(nics_3com); |
| print_supported_pcidevs(satas_sii); |
| exit(0); |
| } |
| |
| if (read_it && write_it) { |
| printf("Error: -r and -w are mutually exclusive.\n"); |
| usage(argv[0]); |
| } |
| |
| if (optind < argc) |
| filename = argv[optind++]; |
| |
| ret = programmer_init(); |
| |
| myusec_calibrate_delay(); |
| |
| for (i = 0; i < ARRAY_SIZE(flashes); i++) { |
| flashes[i] = |
| probe_flash(i ? flashes[i - 1] + 1 : flashchips, 0); |
| if (!flashes[i]) |
| for (i++; i < ARRAY_SIZE(flashes); i++) |
| flashes[i] = NULL; |
| } |
| |
| if (flashes[1]) { |
| printf("Multiple flash chips were detected:"); |
| for (i = 0; i < ARRAY_SIZE(flashes) && flashes[i]; i++) |
| printf(" %s", flashes[i]->name); |
| printf("\nPlease specify which chip to use with the -c <chipname> option.\n"); |
| exit(1); |
| } else if (!flashes[0]) { |
| printf("No EEPROM/flash device found.\n"); |
| if (!force || !chip_to_probe) { |
| printf("If you know which flash chip you have, and if this version of flashrom\n"); |
| printf("supports a similar flash chip, you can try to force read your chip. Run:\n"); |
| printf("flashrom -f -r -c similar_supported_flash_chip filename\n"); |
| printf("\n"); |
| printf("Note: flashrom can never write when the flash chip isn't found automatically.\n"); |
| } |
| if (force && read_it && chip_to_probe) { |
| printf("Force read (-f -r -c) requested, forcing chip probe success:\n"); |
| flashes[0] = probe_flash(flashchips, 1); |
| if (!flashes[0]) { |
| printf("flashrom does not support a flash chip named '%s'.\n", chip_to_probe); |
| printf("Run flashrom -L to view the hardware supported in this flashrom version.\n"); |
| exit(1); |
| } |
| if (!filename) { |
| printf("Error: No filename specified.\n"); |
| exit(1); |
| } |
| size = flashes[0]->total_size * 1024; |
| buf = (uint8_t *) calloc(size, sizeof(char)); |
| |
| if ((image = fopen(filename, "w")) == NULL) { |
| perror(filename); |
| exit(1); |
| } |
| printf("Force reading flash... "); |
| if (!flashes[0]->read) { |
| printf("FAILED!\n"); |
| fprintf(stderr, "ERROR: flashrom has no read function for this flash chip.\n"); |
| return 1; |
| } else |
| flashes[0]->read(flashes[0], buf); |
| |
| if (exclude_end_position - exclude_start_position > 0) |
| memset(buf + exclude_start_position, 0, |
| exclude_end_position - |
| exclude_start_position); |
| |
| numbytes = fwrite(buf, 1, size, image); |
| fclose(image); |
| printf("%s.\n", numbytes == size ? "done" : "FAILED"); |
| free(buf); |
| return numbytes != size; |
| } |
| // FIXME: flash writes stay enabled! |
| exit(1); |
| } |
| |
| flash = flashes[0]; |
| |
| if (TEST_OK_MASK != (flash->tested & TEST_OK_MASK)) { |
| printf("===\n"); |
| if (flash->tested & TEST_BAD_MASK) { |
| printf("This flash part has status NOT WORKING for operations:"); |
| if (flash->tested & TEST_BAD_PROBE) |
| printf(" PROBE"); |
| if (flash->tested & TEST_BAD_READ) |
| printf(" READ"); |
| if (flash->tested & TEST_BAD_ERASE) |
| printf(" ERASE"); |
| if (flash->tested & TEST_BAD_WRITE) |
| printf(" WRITE"); |
| printf("\n"); |
| } |
| if ((!(flash->tested & TEST_BAD_PROBE) && !(flash->tested & TEST_OK_PROBE)) || |
| (!(flash->tested & TEST_BAD_READ) && !(flash->tested & TEST_OK_READ)) || |
| (!(flash->tested & TEST_BAD_ERASE) && !(flash->tested & TEST_OK_ERASE)) || |
| (!(flash->tested & TEST_BAD_WRITE) && !(flash->tested & TEST_OK_WRITE))) { |
| printf("This flash part has status UNTESTED for operations:"); |
| if (!(flash->tested & TEST_BAD_PROBE) && !(flash->tested & TEST_OK_PROBE)) |
| printf(" PROBE"); |
| if (!(flash->tested & TEST_BAD_READ) && !(flash->tested & TEST_OK_READ)) |
| printf(" READ"); |
| if (!(flash->tested & TEST_BAD_ERASE) && !(flash->tested & TEST_OK_ERASE)) |
| printf(" ERASE"); |
| if (!(flash->tested & TEST_BAD_WRITE) && !(flash->tested & TEST_OK_WRITE)) |
| printf(" WRITE"); |
| printf("\n"); |
| } |
| printf("Please email a report to flashrom@coreboot.org if any of the above operations\n"); |
| printf("work correctly for you with this flash part. Please include the full output\n"); |
| printf("from the program, including chipset found. Thank you for your help!\n"); |
| printf("===\n"); |
| } |
| |
| if (!(read_it | write_it | verify_it | erase_it)) { |
| printf("No operations were specified.\n"); |
| // FIXME: flash writes stay enabled! |
| exit(1); |
| } |
| |
| if (!filename && !erase_it) { |
| printf("Error: No filename specified.\n"); |
| // FIXME: flash writes stay enabled! |
| exit(1); |
| } |
| |
| size = flash->total_size * 1024; |
| buf = (uint8_t *) calloc(size, sizeof(char)); |
| |
| if (erase_it) { |
| if (erase_flash(flash)) |
| return 1; |
| } else if (read_it) { |
| if (read_flash(flash, filename, exclude_start_position, exclude_end_position)) |
| return 1; |
| } else { |
| struct stat image_stat; |
| |
| if ((image = fopen(filename, "r")) == NULL) { |
| perror(filename); |
| exit(1); |
| } |
| if (fstat(fileno(image), &image_stat) != 0) { |
| perror(filename); |
| exit(1); |
| } |
| if (image_stat.st_size != flash->total_size * 1024) { |
| fprintf(stderr, "Error: Image size doesn't match\n"); |
| exit(1); |
| } |
| |
| numbytes = fread(buf, 1, size, image); |
| show_id(buf, size, force); |
| fclose(image); |
| if (numbytes != size) { |
| fprintf(stderr, "Error: Failed to read file. Got %ld bytes, wanted %ld!\n", numbytes, size); |
| return 1; |
| } |
| } |
| |
| /* exclude range stuff. Nice idea, but at the moment it is only |
| * supported in hardware by the pm49fl004 chips. |
| * Instead of implementing this for all chips I suggest advancing |
| * it to the rom layout feature below and drop exclude range |
| * completely once all flash chips can do rom layouts. stepan |
| */ |
| |
| // //////////////////////////////////////////////////////////// |
| /* FIXME: This memcpy will not work for SPI nor external flashers. |
| * Convert to chip_readb. |
| */ |
| if (exclude_end_position - exclude_start_position > 0) |
| memcpy(buf + exclude_start_position, |
| (const char *)flash->virtual_memory + |
| exclude_start_position, |
| exclude_end_position - exclude_start_position); |
| |
| exclude_start_page = exclude_start_position / flash->page_size; |
| if ((exclude_start_position % flash->page_size) != 0) { |
| exclude_start_page++; |
| } |
| exclude_end_page = exclude_end_position / flash->page_size; |
| // //////////////////////////////////////////////////////////// |
| |
| // This should be moved into each flash part's code to do it |
| // cleanly. This does the job. |
| handle_romentries(buf, (uint8_t *) flash->virtual_memory); |
| |
| // //////////////////////////////////////////////////////////// |
| |
| if (write_it) { |
| if (!flash->write) { |
| fprintf(stderr, "Error: flashrom has no write function for this flash chip.\n"); |
| return 1; |
| } |
| ret |= flash->write(flash, buf); |
| } |
| |
| if (verify_it) |
| ret |= verify_flash(flash, buf); |
| |
| programmer_shutdown(); |
| |
| return ret; |
| } |