[coreboot] r3707 - trunk/util/flashrom
svn at coreboot.org
svn at coreboot.org
Wed Oct 29 23:13:20 CET 2008
Author: stepan
Date: 2008-10-29 23:13:20 +0100 (Wed, 29 Oct 2008)
New Revision: 3707
Modified:
trunk/util/flashrom/flash.h
trunk/util/flashrom/flashchips.c
trunk/util/flashrom/spi.c
Log:
Flashrom support for some Numonyx parts (M25PE)
using block erase d8 as discussed with Peter Stuge
Signed-off-by: Stefan Reinauer <stepan at coresystems.de>
Acked-by: Stefan Reinauer <stepan at coresystems.de>
Modified: trunk/util/flashrom/flash.h
===================================================================
--- trunk/util/flashrom/flash.h 2008-10-29 14:54:36 UTC (rev 3706)
+++ trunk/util/flashrom/flash.h 2008-10-29 22:13:20 UTC (rev 3707)
@@ -424,6 +424,7 @@
void spi_write_enable();
void spi_write_disable();
int spi_chip_erase_c7(struct flashchip *flash);
+int spi_chip_erase_d8(struct flashchip *flash);
int spi_chip_write(struct flashchip *flash, uint8_t *buf);
int spi_chip_read(struct flashchip *flash, uint8_t *buf);
uint8_t spi_read_status_register();
Modified: trunk/util/flashrom/flashchips.c
===================================================================
--- trunk/util/flashrom/flashchips.c 2008-10-29 14:54:36 UTC (rev 3706)
+++ trunk/util/flashrom/flashchips.c 2008-10-29 22:13:20 UTC (rev 3707)
@@ -59,6 +59,11 @@
{"Macronix", "MX25L1605", MX_ID, MX_25L1605, 2048, 256, TEST_UNTESTED, probe_spi_rdid, spi_chip_erase_c7, spi_chip_write, spi_chip_read},
{"Macronix", "MX25L3205", MX_ID, MX_25L3205, 4096, 256, TEST_OK_PREW, probe_spi_rdid, spi_chip_erase_c7, spi_chip_write, spi_chip_read},
{"Macronix", "MX29F002", MX_ID, MX_29F002, 256, 64 * 1024, TEST_UNTESTED, probe_29f002, erase_29f002, write_29f002},
+ {"Numonyx", "M25PE10", ST_ID, 0x8011, 128, 256, TEST_UNTESTED, probe_spi_rdid, spi_chip_erase_d8, spi_chip_write, spi_chip_read},
+ {"Numonyx", "M25PE20", ST_ID, 0x8012, 256, 256, TEST_UNTESTED, probe_spi_rdid, spi_chip_erase_d8, spi_chip_write, spi_chip_read},
+ {"Numonyx", "M25PE40", ST_ID, 0x8013, 256, 256, TEST_UNTESTED, probe_spi_rdid, spi_chip_erase_d8, spi_chip_write, spi_chip_read},
+ {"Numonyx", "M25PE80", ST_ID, 0x8014, 1024, 256, TEST_OK_PREW, probe_spi_rdid, spi_chip_erase_d8, spi_chip_write, spi_chip_read},
+ {"Numonyx", "M25PE16", ST_ID, 0x8015, 2048, 256, TEST_UNTESTED, probe_spi_rdid, spi_chip_erase_d8, spi_chip_write, spi_chip_read},
{"PMC", "Pm25LV010", PMC_ID, PMC_25LV010, 128, 256, TEST_UNTESTED, probe_spi_rdid, spi_chip_erase_c7, spi_chip_write, spi_chip_read},
{"PMC", "Pm25LV016B", PMC_ID, PMC_25LV016B, 2048, 256, TEST_UNTESTED, probe_spi_rdid, spi_chip_erase_c7, spi_chip_write, spi_chip_read},
{"PMC", "Pm25LV020", PMC_ID, PMC_25LV020, 256, 256, TEST_UNTESTED, probe_spi_rdid, spi_chip_erase_c7, spi_chip_write, spi_chip_read},
Modified: trunk/util/flashrom/spi.c
===================================================================
--- trunk/util/flashrom/spi.c 2008-10-29 14:54:36 UTC (rev 3706)
+++ trunk/util/flashrom/spi.c 2008-10-29 22:13:20 UTC (rev 3707)
@@ -310,6 +310,29 @@
return 0;
}
+int spi_chip_erase_d8(struct flashchip *flash)
+{
+ int i, rc = 0;
+ int total_size = flash->total_size * 1024;
+ int erase_size = 64 * 1024;
+
+ spi_disable_blockprotect();
+
+ printf("Erasing chip: \n");
+
+ for (i = 0; i < total_size / erase_size; i++) {
+ rc = spi_block_erase_d8(flash, i * erase_size);
+ if (rc) {
+ printf("Error erasing block at 0x%x\n", i);
+ break;
+ }
+ }
+
+ printf("\n");
+
+ return rc;
+}
+
/* Sector size is usually 4k, though Macronix eliteflash has 64k */
int spi_sector_erase(const struct flashchip *flash, unsigned long addr)
{
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