qi-hardware/xburst-tools
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Implemented ECC bypass in nread; implemented nerase

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This commit is contained in:
Sergey Gridassov 2010-12-04 16:56:31 +03:00
parent 9f966656d4
commit a821e6cf48
5 changed files with 66 additions and 32 deletions
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2
dump.scr
View File

@ -1,6 +1,7 @@
echo "Dumping script"
nquery 0
set NAND_IGNORE_ECC 1
set NAND_ECCPOS 3
rebuildcfg
boot
@ -9,6 +10,7 @@ echo "Configured for bootloader IO!"
ndump 0 0 64 "dump/nand.bin"
set NAND_IGNORE_ECC
set NAND_ECCPOS 8
rebuildcfg
boot

70
ingenic.c
View File

@ -104,11 +104,8 @@ static uint32_t ingenic_probe(void *usb_hndl) {
magic[8] = 0;
for(int i = 0; magic_list[i].magic != NULL; i++)
if(strcmp(magic_list[i].magic, magic) == 0) {
debug(LEVEL_DEBUG, "Magic: '%s', type: %08X\n", magic, magic_list[i].id);
if(strcmp(magic_list[i].magic, magic) == 0)
return magic_list[i].id;
}
debug(LEVEL_ERROR, "Unknown CPU: '%s'\n", magic);
errno = EINVAL;
@ -204,10 +201,6 @@ int ingenic_rebuild(void *hndl) {
* (handle->cfg.bank_num + 1) * 2
* (2 - handle->cfg.bus_width);
debug(LEVEL_DEBUG, "Firmware configuration dump:\n");
hexdump(&handle->cfg, sizeof(firmware_config_t));
handle->nand.cpuid = CPUID(handle->type);
NOPT("BUSWIDTH", bw, 1);
@ -225,10 +218,6 @@ int ingenic_rebuild(void *hndl) {
NOPT("WPPIN", wppin, 1);
NOPT("BLOCKPERCHIP", bpc, 1);
debug(LEVEL_DEBUG, "NAND configuration dump:\n");
hexdump(&handle->nand, sizeof(nand_config_t));
return 0;
}
@ -250,9 +239,6 @@ int ingenic_stage1_debugop(void *hndl, const char *filename, uint32_t op, uint32
handle->cfg.debug.start = base;
handle->cfg.debug.size = size;
debug(LEVEL_DEBUG, "Debug configuration dump:\n");
hexdump(&handle->cfg, sizeof(firmware_config_t));
int ret = ingenic_loadstage(handle, INGENIC_STAGE1, filename);
memset(&handle->cfg.debug, 0, sizeof(ingenic_stage1_debug_t));
@ -398,8 +384,6 @@ int ingenic_configure_stage2(void *hndl) {
if(ret == -1)
return -1;
debug(LEVEL_DEBUG, "Stage2 configured\n");
return 0;
}
@ -409,8 +393,6 @@ int ingenic_load_sdram(void *hndl, void *data, uint32_t base, uint32_t size) {
while(size) {
int block = size > 65535 ? 65535 : size;
debug(LEVEL_DEBUG, "Loading SDRAM from %p to 0x%08X, size %u\n", data, base, block);
if(ingenic_wordop(handle->usb, VR_SET_DATA_ADDRESS, base) == -1)
return -1;
@ -510,8 +492,6 @@ int ingenic_dump_nand(void *hndl, int cs, int start, int pages, int type, const
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)
@ -520,13 +500,13 @@ int ingenic_dump_nand(void *hndl, int cs, int start, int pages, int type, const
void *iobuf = malloc(chunk_pages * page_size);
int ret = 0;
int ignore_ecc = type & IGNORE_ECC;
type &= ~IGNORE_ECC;
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)
@ -549,21 +529,29 @@ int ingenic_dump_nand(void *hndl, int cs, int start, int pages, int type, const
if(ret != bytes) {
debug(LEVEL_ERROR, "Ingenic: NAND dump truncated: expected %d bytes, received %d\n", bytes, ret);
errno = EIO;
return -1;
break;
}
uint32_t result[4];
uint16_t result[4];
ret = usbdev_recvbulk(handle->usb, result, sizeof(result));
if(ret == -1)
return -1;
if(result[3] != 0 && !ignore_ecc) {
debug(LEVEL_ERROR, "Ingenic: ECC failure while reading NAND. See UART output for details\n");
errno = EIO;
break;
}
fwrite(iobuf, bytes, 1, dest);
start += chunk;
pages -= chunk;
@ -573,4 +561,28 @@ int ingenic_dump_nand(void *hndl, int cs, int start, int pages, int type, const
fclose(dest);
return ret;
}
}
int ingenic_erase_nand(void *hndl, int cs, int start, int blocks) {
HANDLE;
if(ingenic_wordop(handle->usb, VR_SET_DATA_ADDRESS, start) == -1)
return -1;
if(ingenic_wordop(handle->usb, VR_SET_DATA_LENGTH, blocks) == -1)
return -1;
if(ingenic_nandop(handle->usb, cs, NAND_ERASE, 0) == -1)
return -1;
uint16_t result[4];
int ret = usbdev_recvbulk(handle->usb, result, sizeof(result));
if(ret == -1)
return -1;
hexdump(result, ret);
return 0;
}

2
ingenic.h
View File

@ -52,6 +52,7 @@
#define OOB_ECC 0
#define OOB_NO_ECC 1
#define NO_OOB 2
#define IGNORE_ECC (1 << 7)
typedef struct {
/* debug args */
@ -135,5 +136,6 @@ 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);
int ingenic_erase_nand(void *hndl, int cs, int start, int blocks);
#endif

BIN
usb_boot.bin
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Binary file not shown.

24
usbboot_cmdset.c
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@ -23,12 +23,14 @@
#include "shell.h"
#include "config.h"
#include "ingenic.h"
#include "config.h"
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[]);
static int usbboot_nerase(int argc, char *argv[]);
const shell_command_t usbboot_cmdset[] = {
@ -39,6 +41,7 @@ const shell_command_t usbboot_cmdset[] = {
{ "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 },
{ "nerase", "<DEVICE> <STARTBLOCK> <BLOCKS> - Erase NAND blocks", usbboot_nerase },
{ NULL, NULL, NULL }
};
@ -120,14 +123,29 @@ static int usbboot_ndump(int argc, char *argv[]) {
int type = strcmp(argv[0], "ndump_oob") ? NO_OOB : OOB_ECC;
if(cfg_getenv("NAND_IGNORE_ECC"))
type |= IGNORE_ECC;
int ret = ingenic_dump_nand(shell_device(), atoi(argv[1]), atoi(argv[2]), atoi(argv[3]), type, argv[4]);
if(ret == -1) {
if(ret == -1)
perror("ingenic_dump_nand");
return ret;
}
static int usbboot_nerase(int argc, char *argv[]) {
if(argc != 4) {
printf("Usage: %s <DEVICE> <STARTBLOCK> <BLOCKS>\n", argv[0]);
return -1;
}
return 0;
int ret = ingenic_erase_nand(shell_device(), atoi(argv[1]), atoi(argv[2]), atoi(argv[3]));
if(ret == -1)
perror("ingenic_erase_nand");
return ret;
}