Move utility functions into new source files
Corresponding to flashrom svn r6 and coreboot v2 svn r1428.
diff --git a/flash_rom.c b/flash_rom.c
index b476d35..9274291 100644
--- a/flash_rom.c
+++ b/flash_rom.c
@@ -29,11 +29,8 @@
#include <errno.h>
#include <fcntl.h>
#include <sys/mman.h>
-#include <sys/io.h>
-#include <sys/time.h>
#include <unistd.h>
#include <stdio.h>
-#include <pci/pci.h>
#include <string.h>
#include <stdlib.h>
@@ -51,574 +48,216 @@
#include "mx29f002.h"
struct flashchip flashchips[] = {
-#if 1
- {"Am29F040B", AMD_ID, AM_29F040B, NULL, 512, 64*1024,
- probe_29f040b, erase_29f040b, write_29f040b, NULL},
- {"At29C040A", ATMEL_ID, AT_29C040A, NULL, 512, 256,
- probe_jedec, erase_jedec, write_jedec, NULL},
- {"Mx29f002", MX_ID, MX_29F002, NULL, 256, 64*1024,
- probe_29f002, erase_29f002, write_29f002, NULL},
- {"SST29EE020A", SST_ID, SST_29EE020A, NULL, 256, 128,
- probe_jedec, erase_jedec, write_jedec, NULL},
- {"SST28SF040A", SST_ID, SST_28SF040, NULL, 512, 256,
- probe_28sf040, erase_28sf040, write_28sf040, NULL},
- {"SST39SF020A", SST_ID, SST_39SF020, NULL, 256, 4096,
- probe_39sf020, erase_39sf020, write_39sf020, NULL},
- {"SST39VF020", SST_ID, SST_39VF020, NULL, 256, 4096,
- probe_39sf020, erase_39sf020, write_39sf020, NULL},
- {"SST49LF040", SST_ID, SST_49LF040, NULL, 512, 4096,
- probe_49lf040, erase_49lf040, write_49lf040, NULL},
-
-#endif
-//By LYH begin
- {"Pm49FL004", PMC_ID, PMC_49FL004, NULL, 512, 64*1024,
- probe_49fl004, erase_49fl004, write_49fl004, NULL},
-//END
-#if 1
- {"W29C011", WINBOND_ID, W_29C011, NULL, 128, 128,
- probe_jedec, erase_jedec, write_jedec, NULL},
- {"W29C020C", WINBOND_ID, W_29C020C, NULL, 256, 128,
- probe_jedec, erase_jedec, write_jedec, NULL},
- {"W49F002U", WINBOND_ID, W_49F002U, NULL, 256, 128,
- probe_49f002, erase_49f002, write_49f002, NULL},
- {"M29F400BT", ST_ID, ST_M29F400BT , NULL, 512, 64*1024,
- probe_m29f400bt, erase_m29f400bt, write_linuxbios_m29f400bt, NULL},
- {"82802ab", 137, 173 , NULL, 512, 64*1024,
- probe_82802ab, erase_82802ab, write_82802ab, NULL},
- {"82802ac", 137, 172 , NULL, 1024, 64*1024,
- probe_82802ab, erase_82802ab, write_82802ab, NULL},
- {"MD-2802 (M-Systems DiskOnChip Millennium Module)",
- MSYSTEMS_ID, MSYSTEMS_MD2802,
- NULL, 8, 8*1024,
- probe_md2802, erase_md2802, write_md2802, read_md2802},
- {NULL,}
-#endif
+ {"Am29F040B", AMD_ID, AM_29F040B, NULL, 512, 64*1024,
+ probe_29f040b, erase_29f040b, write_29f040b, NULL},
+ {"At29C040A", ATMEL_ID, AT_29C040A, NULL, 512, 256,
+ probe_jedec, erase_jedec, write_jedec, NULL},
+ {"Mx29f002", MX_ID, MX_29F002, NULL, 256, 64*1024,
+ probe_29f002, erase_29f002, write_29f002, NULL},
+ {"SST29EE020A", SST_ID, SST_29EE020A, NULL, 256, 128,
+ probe_jedec, erase_jedec, write_jedec, NULL},
+ {"SST28SF040A", SST_ID, SST_28SF040, NULL, 512, 256,
+ probe_28sf040, erase_28sf040, write_28sf040, NULL},
+ {"SST39SF020A", SST_ID, SST_39SF020, NULL, 256, 4096,
+ probe_39sf020, erase_39sf020, write_39sf020, NULL},
+ {"SST39VF020", SST_ID, SST_39VF020, NULL, 256, 4096,
+ probe_39sf020, erase_39sf020, write_39sf020, NULL},
+ {"SST49LF040", SST_ID, SST_49LF040, NULL, 512, 4096,
+ probe_49lf040, erase_49lf040, write_49lf040, NULL},
+ //By LYH begin
+ {"Pm49FL004", PMC_ID, PMC_49FL004, NULL, 512, 64*1024,
+ probe_49fl004, erase_49fl004, write_49fl004, NULL},
+ //END
+ {"W29C011", WINBOND_ID, W_29C011, NULL, 128, 128,
+ probe_jedec, erase_jedec, write_jedec, NULL},
+ {"W29C020C", WINBOND_ID, W_29C020C, NULL, 256, 128,
+ probe_jedec, erase_jedec, write_jedec, NULL},
+ {"W49F002U", WINBOND_ID, W_49F002U, NULL, 256, 128,
+ probe_49f002, erase_49f002, write_49f002, NULL},
+ {"M29F400BT", ST_ID, ST_M29F400BT , NULL, 512, 64*1024,
+ probe_m29f400bt, erase_m29f400bt, write_linuxbios_m29f400bt, NULL},
+ {"82802ab", 137, 173 , NULL, 512, 64*1024,
+ probe_82802ab, erase_82802ab, write_82802ab, NULL},
+ {"82802ac", 137, 172 , NULL, 1024, 64*1024,
+ probe_82802ab, erase_82802ab, write_82802ab, NULL},
+ {"MD-2802 (M-Systems DiskOnChip Millennium Module)",
+ MSYSTEMS_ID, MSYSTEMS_MD2802,
+ NULL, 8, 8*1024,
+ probe_md2802, erase_md2802, write_md2802, read_md2802},
+ {NULL,}
};
char *chip_to_probe = NULL;
-#if 1
-int enable_flash_sis630 (struct pci_dev *dev, char *name)
-{
- char b;
-
- /* get io privilege access PCI configuration space */
- if (iopl(3) != 0) {
- perror("Can not set io priviliage");
- exit(1);
- }
-
- /* Enable 0xFFF8000~0xFFFF0000 decoding on SiS 540/630 */
- outl(0x80000840, 0x0cf8);
- b = inb(0x0cfc) | 0x0b;
- outb(b, 0xcfc);
- /* Flash write enable on SiS 540/630 */
- outl(0x80000845, 0x0cf8);
- b = inb(0x0cfd) | 0x40;
- outb(b, 0xcfd);
-
- /* The same thing on SiS 950 SuperIO side */
- outb(0x87, 0x2e);
- outb(0x01, 0x2e);
- outb(0x55, 0x2e);
- outb(0x55, 0x2e);
-
- if (inb(0x2f) != 0x87) {
- outb(0x87, 0x4e);
- outb(0x01, 0x4e);
- outb(0x55, 0x4e);
- outb(0xaa, 0x4e);
- if (inb(0x4f) != 0x87) {
- printf("Can not access SiS 950\n");
- return -1;
- }
- outb(0x24, 0x4e);
- b = inb(0x4f) | 0xfc;
- outb(0x24, 0x4e);
- outb(b, 0x4f);
- outb(0x02, 0x4e);
- outb(0x02, 0x4f);
- }
-
- outb(0x24, 0x2e);
- printf("2f is %#x\n", inb(0x2f));
- b = inb(0x2f) | 0xfc;
- outb(0x24, 0x2e);
- outb(b, 0x2f);
-
- outb(0x02, 0x2e);
- outb(0x02, 0x2f);
-
- return 0;
-}
-
-int
-enable_flash_e7500(struct pci_dev *dev, char *name) {
- /* register 4e.b gets or'ed with one */
- unsigned char old, new;
- /* if it fails, it fails. There are so many variations of broken mobos
- * that it is hard to argue that we should quit at this point.
- */
-
- old = pci_read_byte(dev, 0x4e);
-
- new = old | 1;
-
- if (new == old)
- return 0;
-
- pci_write_byte(dev, 0x4e, new);
-
- if (pci_read_byte(dev, 0x4e) != new) {
- printf("tried to set 0x%x to 0x%x on %s failed (WARNING ONLY)\n",
- 0x4e, new, name);
- return -1;
- }
- return 0;
-}
-
-int
-enable_flash_vt8235(struct pci_dev *dev, char *name) {
- unsigned char old, new, val;
- unsigned int base;
- int ok;
-
- /* get io privilege access PCI configuration space */
- if (iopl(3) != 0) {
- perror("Can not set io priviliage");
- exit(1);
- }
-
- old = pci_read_byte(dev, 0x40);
-
- new = old | 0x10;
-
- if (new == old)
- return 0;
-
- ok = pci_write_byte(dev, 0x40, new);
- if (ok != 0) {
- printf("tried to set 0x%x to 0x%x on %s failed (WARNING ONLY)\n",
- old, new, name);
- }
-
- /* enable GPIO15 which is connected to write protect. */
- base = ((pci_read_byte(dev, 0x88) & 0x80) | pci_read_byte(dev, 0x89) << 8);
- val = inb(base + 0x4d);
- val |= 0x80;
- outb(val, base + 0x4d);
-
- if (ok != 0) {
- return -1;
- } else {
- return 0;
- }
-}
-
-int
-enable_flash_vt8231(struct pci_dev *dev, char *name) {
- unsigned char val;
-
- val = pci_read_byte(dev, 0x40);
- val |= 0x10;
- pci_write_byte(dev, 0x40, val);
-
- if (pci_read_byte(dev, 0x40) != val) {
- printf("tried to set 0x%x to 0x%x on %s failed (WARNING ONLY)\n",
- 0x40, val, name);
- return -1;
- }
- return 0;
-}
-
-int
-enable_flash_cs5530(struct pci_dev *dev, char *name) {
- unsigned char new;
-
- pci_write_byte(dev, 0x52, 0xee);
-
- new = pci_read_byte(dev, 0x52);
-
- if (new != 0xee) {
- printf("tried to set register 0x%x to 0x%x on %s failed (WARNING ONLY)\n",
- 0x52, new, name);
- return -1;
- }
- return 0;
-}
-
-int
-enable_flash_sc1100(struct pci_dev *dev, char *name) {
- unsigned char new;
-
- pci_write_byte(dev, 0x52, 0xee);
-
- new = pci_read_byte(dev, 0x52);
-
- if (new != 0xee) {
- printf("tried to set register 0x%x to 0x%x on %s failed (WARNING ONLY)\n",
- 0x52, new, name);
- return -1;
- }
- return 0;
-}
-
-int
-enable_flash_sis5595(struct pci_dev *dev, char *name) {
- unsigned char new, newer;
-
- new = pci_read_byte(dev, 0x45);
-
- /* clear bit 5 */
- new &= (~ 0x20);
- /* set bit 2 */
- new |= 0x4;
-
- pci_write_byte(dev, 0x45, new);
-
- newer = pci_read_byte(dev, 0x45);
- if (newer != new) {
- printf("tried to set register 0x%x to 0x%x on %s failed (WARNING ONLY)\n",
- 0x45, new, name);
- printf("Stuck at 0x%x\n", newer);
- return -1;
- }
- return 0;
-}
-#endif
-//BY LYH
-#if 0
-static void dump_pci_device(struct pci_dev *dev)
-{
- int i;
-
- printf("\n");
- for(i = 0; i <= 255; i++) {
- unsigned char val;
- if ((i & 0x0f) == 0) {
- printf("0x%02x:",i);
- }
- val = pci_read_byte(dev, i);
- printf(" 0x%02x",val);
- if ((i & 0x0f) == 0x0f) {
- printf("\r\n");
- }
- }
-}
-
-#endif
-
-int
-enable_flash_amd8111(struct pci_dev *dev, char *name) {
- /* register 4e.b gets or'ed with one */
- unsigned char old, new;
- /* if it fails, it fails. There are so many variations of broken mobos
- * that it is hard to argue that we should quit at this point.
- */
-
-// dump_pci_device(dev);
-
- old = pci_read_byte(dev, 0x43);
-
- new = old | 0x80;
-
- if (new != old) {
-
- pci_write_byte(dev, 0x43, new);
-
- if (pci_read_byte(dev, 0x43) != new) {
- printf("tried to set 0x%x to 0x%x on %s failed (WARNING ONLY)\n",
- 0x43, new, name);
- }
- }
-
-
- old = pci_read_byte(dev, 0x40);
-
- new = old | 0x01;
-
- if (new == old)
- return 0;
-
- pci_write_byte(dev, 0x40, new);
-
- if (pci_read_byte(dev, 0x40) != new) {
- printf("tried to set 0x%x to 0x%x on %s failed (WARNING ONLY)\n",
- 0x40, new, name);
- return -1;
- }
- return 0;
-}
-//By LYH END
struct flashchip * probe_flash(struct flashchip * flash)
{
- int fd_mem;
- volatile char * bios;
- unsigned long size;
+ int fd_mem;
+ volatile char * bios;
+ unsigned long size;
- if ((fd_mem = open("/dev/mem", O_RDWR)) < 0) {
- perror("Can not open /dev/mem");
- exit(1);
- }
+ if ((fd_mem = open("/dev/mem", O_RDWR)) < 0) {
+ perror("Can not open /dev/mem");
+ exit(1);
+ }
- while (flash->name != NULL) {
- if (chip_to_probe && strcmp(flash->name, chip_to_probe) != 0) {
- flash++;
- continue;
- }
- printf("Trying %s, %d KB\n", flash->name, flash->total_size);
- size = flash->total_size * 1024;
-/* BUG? what happens if getpagesize() > size!?
- -> ``Error MMAP /dev/mem: Invalid argument'' NIKI */
- if(getpagesize() > size)
- {
- size = getpagesize();
- printf("%s: warning: size: %d -> %ld\n", __FUNCTION__,
- flash->total_size * 1024, (unsigned long)size);
- }
- bios = mmap (0, size, PROT_WRITE | PROT_READ, MAP_SHARED,
- //fd_mem, (off_t) (0x100000000-size));
- fd_mem, (off_t) (0x0-size));
- if (bios == MAP_FAILED) {
- perror("Error MMAP /dev/mem");
- exit(1);
- }
- flash->virt_addr = bios;
- flash->fd_mem = fd_mem;
+ while (flash->name != NULL) {
+ if (chip_to_probe && strcmp(flash->name, chip_to_probe) != 0) {
+ flash++;
+ continue;
+ }
+ printf("Trying %s, %d KB\n", flash->name, flash->total_size);
+ size = flash->total_size * 1024;
+ /* BUG? what happens if getpagesize() > size!?
+ -> ``Error MMAP /dev/mem: Invalid argument'' NIKI */
+ if (getpagesize() > size) {
+ size = getpagesize();
+ printf("%s: warning: size: %d -> %ld\n", __FUNCTION__,
+ flash->total_size * 1024, (unsigned long)size);
+ }
+ bios = mmap (0, size, PROT_WRITE | PROT_READ, MAP_SHARED,
+ //fd_mem, (off_t) (0x100000000-size));
+ fd_mem, (off_t) (0x0-size));
+ if (bios == MAP_FAILED) {
+ perror("Error MMAP /dev/mem");
+ exit(1);
+ }
+ flash->virt_addr = bios;
+ flash->fd_mem = fd_mem;
- if (flash->probe(flash) == 1) {
- printf ("%s found at physical address: 0x%lx\n",
- flash->name, (0 - size));
- return flash;
+ if (flash->probe(flash) == 1) {
+ printf ("%s found at physical address: 0x%lx\n",
+ flash->name, (0 - size));
+ return flash;
+ }
+ munmap ((void *) bios, size);
+ flash++;
}
- munmap ((void *) bios, size);
- flash++;
- }
- return NULL;
+ return NULL;
}
int verify_flash (struct flashchip * flash, char * buf, int verbose)
{
- int i = 0;
- int total_size = flash->total_size *1024;
- volatile char * bios = flash->virt_addr;
+ int i = 0;
+ int total_size = flash->total_size *1024;
+ volatile char * bios = flash->virt_addr;
- printf("Verifying address: ");
- while (i++ < total_size) {
- if (verbose)
- printf("0x%08x", i);
- if (*(bios+i) != *(buf+i)) {
- printf("FAILED\n");
- return 0;
+ printf("Verifying address: ");
+ while (i++ < total_size) {
+ if (verbose)
+ printf("0x%08x", i);
+ if (*(bios+i) != *(buf+i)) {
+ printf("FAILED\n");
+ return 0;
+ }
+ if (verbose)
+ printf("\b\b\b\b\b\b\b\b\b\b");
}
- if (verbose)
- printf("\b\b\b\b\b\b\b\b\b\b");
- }
- if (verbose)
- printf("\n");
- else
- printf("VERIFIED\n");
- return 1;
+ if (verbose)
+ printf("\n");
+ else
+ printf("VERIFIED\n");
+ return 1;
}
-// count to a billion. Time it. If it's < 1 sec, count to 10B, etc.
-
-unsigned long micro = 1;
-
-void
-myusec_calibrate_delay()
-{
- int count = 1000;
- unsigned long timeusec;
- struct timeval start, end;
- int ok = 0;
- void myusec_delay(int time);
-
- printf("Setting up microsecond timing loop\n");
- while (! ok) {
- //fprintf(stderr, "Try %d\n", count);
- gettimeofday(&start, 0);
- myusec_delay(count);
- gettimeofday(&end, 0);
- timeusec = 1000000 * (end.tv_sec - start.tv_sec ) +
- (end.tv_usec - start.tv_usec);
- //fprintf(stderr, "timeusec is %d\n", timeusec);
- count *= 2;
- if (timeusec < 1000000/4)
- continue;
- ok = 1;
- }
-
- // compute one microsecond. That will be count / time
- micro = count / timeusec;
-
- fprintf(stderr, "%ldM loops per second\n", (unsigned long)micro);
-
-
-}
-
-void
-myusec_delay(int time)
-{
- volatile unsigned long i;
- for(i = 0; i < time * micro; i++)
- ;
-}
-
-typedef struct penable {
- unsigned short vendor, device;
- char *name;
- int (*doit)(struct pci_dev *dev, char *name);
-} FLASH_ENABLE;
-
-FLASH_ENABLE enables[] = {
-#if 1
- {0x1, 0x1, "sis630 -- what's the ID?", enable_flash_sis630},
- {0x8086, 0x2480, "E7500", enable_flash_e7500},
- {0x1106, 0x8231, "VT8231", enable_flash_vt8231},
- {0x1106, 0x3177, "VT8235", enable_flash_vt8235},
- {0x1078, 0x0100, "CS5530", enable_flash_cs5530},
- {0x100b, 0x0510, "SC1100", enable_flash_sc1100},
- {0x1039, 0x8, "SIS5595", enable_flash_sis5595},
-#endif
- {0x1022, 0x7468, "AMD8111", enable_flash_amd8111},
-};
-
-int
-enable_flash_write() {
- int i;
- struct pci_access *pacc;
- struct pci_dev *dev = 0;
- FLASH_ENABLE *enable = 0;
-
- pacc = pci_alloc(); /* Get the pci_access structure */
- /* Set all options you want -- here we stick with the defaults */
- pci_init(pacc); /* Initialize the PCI library */
- pci_scan_bus(pacc); /* We want to get the list of devices */
-
- /* now let's try to find the chipset we have ... */
- for(i = 0; i < sizeof(enables)/sizeof(enables[0]) && (! dev); i++) {
- struct pci_filter f;
- struct pci_dev *z;
- /* the first param is unused. */
- pci_filter_init((struct pci_access *) 0, &f);
- f.vendor = enables[i].vendor;
- f.device = enables[i].device;
- for(z=pacc->devices; z; z=z->next)
- if (pci_filter_match(&f, z)) {
- enable = &enables[i];
- dev = z;
- }
- }
-
- /* now do the deed. */
- if (enable) {
- printf("Enabling flash write on %s...", enable->name);
- if (enable->doit(dev, enable->name) == 0)
- printf("OK\n");
- }
- return 0;
-}
void usage(const char *name)
{
- printf("usage: %s [-rwv] [-c chipname][file]\n", name);
- printf("-r: read flash and save into file\n"
- "-w: write file into flash (default when file is specified)\n"
- "-v: verify flash against file\n"
- "-c: probe only for specified flash chip\n"
- " If no file is specified, then all that happens\n"
- " is that flash info is dumped\n");
- exit(1);
+ printf("usage: %s [-rwv] [-c chipname][file]\n", name);
+ printf("-r: read flash and save into file\n"
+ "-w: write file into flash (default when file is specified)\n"
+ "-v: verify flash against file\n"
+ "-c: probe only for specified flash chip\n"
+ " If no file is specified, then all that happens\n"
+ " is that flash info is dumped\n");
+ exit(1);
}
-int
-main (int argc, char * argv[])
+int main (int argc, char * argv[])
{
- char * buf;
- unsigned long size;
- FILE * image;
- struct flashchip * flash;
- int opt;
- int read_it = 0, write_it = 0, verify_it = 0;
- char *filename = NULL;
+ char * buf;
+ unsigned long size;
+ FILE * image;
+ struct flashchip * flash;
+ int opt;
+ int read_it = 0, write_it = 0, verify_it = 0;
+ char *filename = NULL;
- setbuf(stdout, NULL);
+ setbuf(stdout, NULL);
- while ((opt = getopt(argc, argv, "rwvc:")) != 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;
- default:
- usage(argv[0]);
- break;
- }
- }
- if (read_it && write_it) {
- printf("-r and -w are mutually exclusive\n");
- usage(argv[0]);
- }
+ while ((opt = getopt(argc, argv, "rwvc:")) != 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;
+ default:
+ usage(argv[0]);
+ break;
+ }
+ }
+ if (read_it && write_it) {
+ printf("-r and -w are mutually exclusive\n");
+ usage(argv[0]);
+ }
- if (optind < argc)
- filename = argv[optind++];
+ if (optind < argc)
+ filename = argv[optind++];
- printf("Calibrating timer since microsleep sucks ... takes a second\n");
- myusec_calibrate_delay();
- printf("OK, calibrated, now do the deed\n");
+ printf("Calibrating timer since microsleep sucks ... takes a second\n");
+ myusec_calibrate_delay();
+ printf("OK, calibrated, now do the deed\n");
- /* try to enable it. Failure IS an option, since not all motherboards
- * really need this to be done, etc., etc. It sucks.
- */
- (void) enable_flash_write();
+ /* try to enable it. Failure IS an option, since not all motherboards
+ * really need this to be done, etc., etc. It sucks.
+ */
+ (void) enable_flash_write();
- if ((flash = probe_flash (flashchips)) == NULL) {
- printf("EEPROM not found\n");
- exit(1);
- }
+ if ((flash = probe_flash (flashchips)) == NULL) {
+ printf("EEPROM not found\n");
+ exit(1);
+ }
- printf("Part is %s\n", flash->name);
- if (!filename){
- printf("OK, only ENABLING flash write, but NOT FLASHING\n");
+ printf("Part is %s\n", flash->name);
+ if (!filename){
+ printf("OK, only ENABLING flash write, but NOT FLASHING\n");
+ return 0;
+ }
+ size = flash->total_size * 1024;
+ buf = (char *) calloc (size, sizeof(char));
+
+ if (read_it) {
+ if ((image = fopen (filename, "w")) == NULL) {
+ perror(filename);
+ exit(1);
+ }
+ printf("Reading Flash...");
+ if(flash->read == NULL)
+ memcpy(buf, (const char *) flash->virt_addr, size);
+ else
+ flash->read (flash, buf);
+ fwrite(buf, sizeof(char), size, image);
+ fclose(image);
+ printf("done\n");
+ } else {
+ if ((image = fopen (filename, "r")) == NULL) {
+ perror(filename);
+ exit(1);
+ }
+ fread (buf, sizeof(char), size, image);
+ fclose(image);
+ }
+
+ if (write_it || (!read_it && !verify_it))
+ flash->write (flash, buf);
+ if (verify_it)
+ verify_flash (flash, buf, /* verbose = */ 0);
return 0;
- }
- size = flash->total_size * 1024;
- buf = (char *) calloc (size, sizeof(char));
-
- if (read_it) {
- if ((image = fopen (filename, "w")) == NULL) {
- perror(filename);
- exit(1);
- }
- printf("Reading Flash...");
- if(flash->read == NULL)
- memcpy(buf, (const char *) flash->virt_addr, size);
- else
- flash->read (flash, buf);
- fwrite(buf, sizeof(char), size, image);
- fclose(image);
- printf("done\n");
- } else {
- if ((image = fopen (filename, "r")) == NULL) {
- perror(filename);
- exit(1);
- }
- fread (buf, sizeof(char), size, image);
- fclose(image);
- }
-
- if (write_it || (!read_it && !verify_it))
- flash->write (flash, buf);
- if (verify_it)
- verify_flash (flash, buf, /* verbose = */ 0);
- return 0;
}