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x1000: add flash ONFI info dumper to bootloader

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Dumps parts of the standard ONFI info located at page 0x01
of the OTP area to a file for easy copy'n'pasting.

Change-Id: Ie0ba66d27c400737f14deec7c21e9dcb144028a6
This commit is contained in:
Aidan MacDonald 2022-06-07 21:09:14 +01:00
parent c72f9c6d0f
commit 2fce0a98f8
3 changed files with 77 additions and 0 deletions
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1
bootloader/x1000/recovery.c
View file

@ -69,6 +69,7 @@ static const struct menuitem debug_menu_items[] = {
{MENUITEM_ACTION, "Enable screenshots", &screenshot_enable},
#endif
{MENUITEM_ACTION, "Flash info", &show_flash_info},
{MENUITEM_ACTION, "Flash ONFI info", &show_flash_onfi_info},
#ifdef OF_PLAYER_ADDR
{MENUITEM_ACTION, "Dump OF player", &dump_of_player},
#endif

75
bootloader/x1000/utils.c
View file

@ -421,3 +421,78 @@ void show_flash_info(void)
close(fd);
splashf(3*HZ, "Dumped flash info\nSee flash_info.txt");
}
static int dump_flash_onfi_info(int fd)
{
struct nand_drv* ndrv = nand_init();
nand_lock(ndrv);
int ret = nand_open(ndrv);
if(ret != NAND_SUCCESS) {
splashf(5*HZ, "NAND open failed\n");
nand_unlock(ndrv);
return ret;
}
nand_enable_otp(ndrv, true);
/* read ONFI parameter page */
ret = nand_page_read(ndrv, 0x01, ndrv->page_buf);
if(ret != NAND_SUCCESS) {
splashf(5*HZ, "Dump failed\nNAND read error");
goto out;
}
uint8_t* buf = ndrv->page_buf;
fdprintf(fd, "signature = %08lx\n", load_le32(buf));
fdprintf(fd, "revision = %04x\n", load_le16(buf+4));
char strbuf[32];
memcpy(strbuf, &buf[32], 12);
strbuf[12] = '\0';
fdprintf(fd, "manufacturer = \"%s\"\n", strbuf);
memcpy(strbuf, &buf[44], 20);
strbuf[20] = '\0';
fdprintf(fd, "device model = \"%s\"\n", strbuf);
fdprintf(fd, "JEDEC mf. id = %02x\n", buf[64]);
fdprintf(fd, "data bytes per page = %lu\n", load_le32(buf+80));
fdprintf(fd, "spare bytes per page = %u\n", load_le16(buf+84));
fdprintf(fd, "pages per block = %lu\n", load_le32(buf+92));
fdprintf(fd, "blocks per lun = %lu\n", load_le32(buf+96));
fdprintf(fd, "number of luns = %u\n", buf[100]);
fdprintf(fd, "bits per cell = %u\n", buf[102]);
fdprintf(fd, "max bad blocks = %u\n", load_le16(buf+103));
fdprintf(fd, "block endurance = %u\n", load_le16(buf+105));
fdprintf(fd, "programs per page = %u\n", buf[110]);
fdprintf(fd, "page program time = %u\n", load_le16(buf+133));
fdprintf(fd, "block erase time = %u\n", load_le16(buf+135));
fdprintf(fd, "page read time = %u\n", load_le16(buf+137));
out:
nand_enable_otp(ndrv, false);
nand_close(ndrv);
nand_unlock(ndrv);
return ret;
}
void show_flash_onfi_info(void)
{
if(check_disk(true) != DISK_PRESENT)
return;
int fd = open("/flash_onfi_info.txt", O_WRONLY|O_CREAT|O_TRUNC);
if(fd < 0) {
splashf(5*HZ, "Cannot create log file");
return;
}
splashf(0, "Reading ONFI info...");
dump_flash_onfi_info(fd);
close(fd);
splashf(3*HZ, "Dumped flash ONFI info\nSee flash_onfi_info.txt");
}

1
bootloader/x1000/x1000bootloader.h
View file

@ -198,6 +198,7 @@ void dump_of_player(void);
void dump_of_recovery(void);
void dump_entire_flash(void);
void show_flash_info(void);
void show_flash_onfi_info(void);
void recovery_menu(void) __attribute__((noreturn));