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mirror of git://projects.qi-hardware.com/xburst-tools.git synced 2024-11-01 10:22:48 +02:00

Implemented NAND dumping

This commit is contained in:
Sergey Gridassov 2010-12-04 16:16:57 +03:00
parent 8488331cdf
commit 9f966656d4
4 changed files with 123 additions and 1 deletions

23
dump.scr Normal file
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@ -0,0 +1,23 @@
echo "Dumping script"
nquery 0
set NAND_ECCPOS 3
rebuildcfg
boot
echo "Configured for bootloader IO!"
ndump 0 0 64 "dump/nand.bin"
set NAND_ECCPOS 8
rebuildcfg
boot
echo "Configuration restored"
ndump 0 128 66 "dump/loader.bin"
ndump 0 256 1 "dump/def_boot.bin"
ndump 0 512 3061 "dump/img_boot.bin"
ndump 0 8192 8192 "dump/minios.bin"
ndump 0 32768 32768 "dump/res.bin"

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@ -504,4 +504,73 @@ int ingenic_query_nand(void *hndl, int cs, nand_info_t *info) {
return 0;
}
int ingenic_dump_nand(void *hndl, int cs, int start, int pages, int type, const char *filename) {
HANDLE;
int page_size = (handle->nand.nand_ps + (type == NO_OOB ? 0 : handle->nand.nand_os));
int chunk_pages = STAGE2_IOBUF / page_size;
debug(LEVEL_DEBUG, "Ingenic: NAND dump: page size: %d bytes, pages in chunk: %d\n", page_size, chunk_pages);
FILE *dest = fopen(filename, "wb");
if(dest == NULL)
return -1;
void *iobuf = malloc(chunk_pages * page_size);
int ret = 0;
while(pages > 0) {
int chunk = pages < chunk_pages ? pages : chunk_pages;
int bytes = chunk * page_size;
debug(LEVEL_DEBUG, "Ingenic: dumping NAND %d to file %s from page %d, size: %d bytes (%d pages)\n", cs, filename, start, bytes, chunk);
ret = ingenic_wordop(handle->usb, VR_SET_DATA_ADDRESS, start);
if(ret == -1)
break;
ret = ingenic_wordop(handle->usb, VR_SET_DATA_LENGTH, chunk);
if(ret == -1)
break;
ret = ingenic_nandop(handle->usb, cs, NAND_READ, type);
if(ret == -1)
break;
int ret = usbdev_recvbulk(handle->usb, iobuf, bytes);
if(ret == -1)
return -1;
if(ret != bytes) {
debug(LEVEL_ERROR, "Ingenic: NAND dump truncated: expected %d bytes, received %d\n", bytes, ret);
errno = EIO;
return -1;
}
uint32_t result[4];
ret = usbdev_recvbulk(handle->usb, result, sizeof(result));
if(ret == -1)
return -1;
fwrite(iobuf, bytes, 1, dest);
start += chunk;
pages -= chunk;
}
free(iobuf);
fclose(dest);
return ret;
}

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@ -32,6 +32,8 @@
#define STAGE2_CODESIZE 0x400000
#define SDRAM_BASE 0x80000000
#define STAGE2_IOBUF (2048 * 128)
#define DS_flash_info 0
#define DS_hand 1
@ -47,6 +49,10 @@
#define NAND_PROGRAM 7
#define NAND_READ_TO_RAM 8
#define OOB_ECC 0
#define OOB_NO_ECC 1
#define NO_OOB 2
typedef struct {
/* debug args */
uint8_t debug_ops;
@ -128,5 +134,6 @@ int ingenic_load_sdram_file(void *hndl, uint32_t base, const char *filename);
int ingenic_go(void *hndl, uint32_t address);
int ingenic_query_nand(void *hndl, int cs, nand_info_t *info);
int ingenic_dump_nand(void *hndl, int cs, int start, int pages, int type, const char *filename);
#endif

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@ -28,6 +28,7 @@ static int usbboot_boot(int argc, char *argv[]);
static int usbboot_load(int argc, char *argv[]);
static int usbboot_go(int argc, char *argv[]);
static int usbboot_nquery(int argc, char *argv[]);
static int usbboot_ndump(int argc, char *argv[]);
const shell_command_t usbboot_cmdset[] = {
@ -36,6 +37,8 @@ const shell_command_t usbboot_cmdset[] = {
{ "go", "<ADDRESS> - Jump to <ADDRESS>", usbboot_go },
{ "nquery", "<DEVICE> - Query NAND information", usbboot_nquery },
{ "ndump", "<DEVICE> <STARTPAGE> <PAGES> <FILE> - Dump NAND to file", usbboot_ndump },
{ "ndump_oob", "<DEVICE> <STARTPAGE> <PAGES> <FILE> - Dump NAND with OOB to file", usbboot_ndump },
{ NULL, NULL, NULL }
};
@ -108,3 +111,23 @@ static int usbboot_nquery(int argc, char *argv[]) {
return 0;
}
static int usbboot_ndump(int argc, char *argv[]) {
if(argc != 5) {
printf("Usage: %s <DEVICE> <STARTPAGE> <PAGES> <FILE>\n", argv[0]);
return -1;
}
int type = strcmp(argv[0], "ndump_oob") ? NO_OOB : OOB_ECC;
int ret = ingenic_dump_nand(shell_device(), atoi(argv[1]), atoi(argv[2]), atoi(argv[3]), type, argv[4]);
if(ret == -1) {
perror("ingenic_dump_nand");
return -1;
}
return 0;
}