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dummyflasher: Add emulation for Winbond W25Q128FV

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Just needed a 16MiB chip.

Change-Id: Ic01d45c1f709808404ad53bb31f8b998c6977a9d
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/31011
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Thomas Heijligen <src@posteo.de>
This commit is contained in:
Nico Huber 2019-01-20 11:23:49 +01:00
parent 4ca575dc5a
commit f9632d8263
1 changed files with 31 additions and 0 deletions
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31
dummyflasher.c
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@ -43,6 +43,7 @@ enum emu_chip {
EMULATE_SST_SST25VF040_REMS,
EMULATE_SST_SST25VF032B,
EMULATE_MACRONIX_MX25L6436,
EMULATE_WINBOND_W25Q128FV,
};
static enum emu_chip emu_chip = EMULATE_NONE;
static char *emu_persistent_image = NULL;
@ -331,6 +332,18 @@ int dummy_init(void)
msg_pdbg("Emulating Macronix MX25L6436 SPI flash chip (RDID, "
"SFDP)\n");
}
if (!strcmp(tmp, "W25Q128FV")) {
emu_chip = EMULATE_WINBOND_W25Q128FV;
emu_chip_size = 16 * 1024 * 1024;
emu_max_byteprogram_size = 256;
emu_max_aai_size = 0;
emu_jedec_se_size = 4 * 1024;
emu_jedec_be_52_size = 32 * 1024;
emu_jedec_be_d8_size = 64 * 1024;
emu_jedec_ce_60_size = emu_chip_size;
emu_jedec_ce_c7_size = emu_chip_size;
msg_pdbg("Emulating Winbond W25Q128FV SPI flash chip (RDID)\n");
}
#endif
if (emu_chip == EMULATE_NONE) {
msg_perr("Invalid chip specified for emulation: %s\n", tmp);
@ -474,6 +487,7 @@ static int emulate_spi_chip_response(unsigned int writecnt,
const unsigned char sst25vf040_rems_response[2] = {0xbf, 0x44};
const unsigned char sst25vf032b_rems_response[2] = {0xbf, 0x4a};
const unsigned char mx25l6436_rems_response[2] = {0xc2, 0x16};
const unsigned char w25q128fv_rems_response[2] = {0xef, 0x17};
if (writecnt == 0) {
msg_perr("No command sent to the chip!\n");
@ -532,6 +546,10 @@ static int emulate_spi_chip_response(unsigned int writecnt,
if (readcnt > 0)
memset(readarr, 0x16, readcnt);
break;
case EMULATE_WINBOND_W25Q128FV:
if (readcnt > 0)
memset(readarr, 0x17, readcnt);
break;
default: /* ignore */
break;
}
@ -555,6 +573,10 @@ static int emulate_spi_chip_response(unsigned int writecnt,
for (i = 0; i < readcnt; i++)
readarr[i] = mx25l6436_rems_response[(offs + i) % 2];
break;
case EMULATE_WINBOND_W25Q128FV:
for (i = 0; i < readcnt; i++)
readarr[i] = w25q128fv_rems_response[(offs + i) % 2];
break;
default: /* ignore */
break;
}
@ -577,6 +599,14 @@ static int emulate_spi_chip_response(unsigned int writecnt,
if (readcnt > 2)
readarr[2] = 0x17;
break;
case EMULATE_WINBOND_W25Q128FV:
if (readcnt > 0)
readarr[0] = 0xef;
if (readcnt > 1)
readarr[1] = 0x40;
if (readcnt > 2)
readarr[2] = 0x18;
break;
default: /* ignore */
break;
}
@ -806,6 +836,7 @@ static int dummy_spi_send_command(struct flashctx *flash, unsigned int writecnt,
case EMULATE_SST_SST25VF040_REMS:
case EMULATE_SST_SST25VF032B:
case EMULATE_MACRONIX_MX25L6436:
case EMULATE_WINBOND_W25Q128FV:
if (emulate_spi_chip_response(writecnt, readcnt, writearr,
readarr)) {
msg_pdbg("Invalid command sent to flash chip!\n");