From f5df46f6c697b7b79faec25c5b2919b328f67fc0 Mon Sep 17 00:00:00 2001 From: Carl-Daniel Hailfinger Date: Sun, 16 Dec 2007 21:15:27 +0000 Subject: Add support for ST M25P80 chips Detection was tested. Print status register before erase to help debugging block locks. Corresponding to flashrom svn r164 and coreboot v2 svn r3008. Signed-off-by: Carl-Daniel Hailfinger Acked-by: Corey Osgood --- spi.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'spi.c') diff --git a/spi.c b/spi.c index 8467664..8ae6357 100644 --- a/spi.c +++ b/spi.c @@ -280,7 +280,11 @@ uint8_t generic_spi_read_status_register() int generic_spi_chip_erase(struct flashchip *flash) { const unsigned char cmd[] = JEDEC_CE_2; + uint8_t statusreg; + statusreg = generic_spi_read_status_register(); + printf("chip status register before erase is %02x\n", statusreg); + generic_spi_write_enable(); /* Send CE (Chip Erase) */ generic_spi_command(JEDEC_CE_2_OUTSIZE, JEDEC_CE_2_INSIZE, cmd, NULL); -- cgit v1.1