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Introduce block and sector erase routines, but do not use them yet

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Corresponding to flashrom svn r155 and coreboot v2 svn r2881.

Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Acked-by: Stefan Reinauer <stepan@coresystems.de>
This commit is contained in:
Carl-Daniel Hailfinger
2007-10-22 16:15:28 +00:00
parent 145acec2a3
commit 5b1c6ed8de
3 changed files with 86 additions and 15 deletions
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20
flash.h
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@ -72,7 +72,7 @@ extern struct flashchip flashchips[];
#define EON_ID 0x1C
/* EN25 chips are SPI, first byte of device id is memory type,
second byte of device id is log(bitsize)-9 */
* second byte of device id is log(bitsize)-9. */
#define EN_25B05 0x2010 /* 2^19 kbit or 2^16 kByte */
#define EN_25B10 0x2011
#define EN_25B20 0x2012
@ -82,9 +82,8 @@ extern struct flashchip flashchips[];
#define EN_25B32 0x2016
#define MX_ID 0xC2 /* Macronix (MX) */
#define MX_29F002 0xB0
/* MX25L chips are SPI, first byte of device id is memory type,
second byte of device id is log(bitsize)-9 */
/* MX25 chips are SPI, first byte of device id is memory type,
* second byte of device id is log(bitsize)-9. */
#define MX_25L512 0x2010 /* 2^19 kbit or 2^16 kByte */
#define MX_25L1005 0x2011
#define MX_25L2005 0x2012
@ -95,11 +94,22 @@ extern struct flashchip flashchips[];
#define MX_25L6405 0x2017 /* MX25L3205{,D} */
#define MX_25L1635D 0x2415
#define MX_25L3235D 0x2416
#define MX_29F002 0xB0
#define SHARP_ID 0xB0 /* Sharp */
#define SHARP_LHF00L04 0xCF
#define SST_ID 0xBF /* SST */
/* SST25 chips are SPI, first byte of device id is memory type, second
* byte of device id is related to log(bitsize) at least for some chips. */
#define SST_25WF512 0x2501
#define SST_25WF010 0x2502
#define SST_25WF020 0x2503
#define SST_25WF040 0x2504
#define SST_25VF016B 0x2541
#define SST_25VF032B 0x254A
#define SST_25VF040B 0x258D
#define SST_25VF080B 0x258E
#define SST_29EE020A 0x10
#define SST_28SF040 0x04
#define SST_39SF010 0xB5
@ -210,7 +220,7 @@ extern char *lb_part, *lb_vendor;
/* spi.c */
int probe_spi(struct flashchip *flash);
int it87xx_probe_spi_flash(const char *name);
int generic_spi_command(unsigned char writecnt, unsigned char readcnt, const unsigned char *writearr, unsigned char *readarr);
int generic_spi_command(unsigned int writecnt, unsigned int readcnt, const unsigned char *writearr, unsigned char *readarr);
void generic_spi_write_enable();
void generic_spi_write_disable();
int generic_spi_chip_erase(struct flashchip *flash);