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flashrom: Move all IT87xx specific SPI routines from spi.c to a separate

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file it87spi.c.
No behavioural changes, but greatly improved SPI abstraction.

Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Acked-by: Peter Stuge <peter@stuge.se>


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3305 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Carl-Daniel Hailfinger
2008-05-13 23:03:12 +00:00
parent 03646bebbe
commit b77fb6bd52
4 changed files with 285 additions and 224 deletions
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12
util/flashrom/flash.h
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@ -360,6 +360,11 @@ void spi_write_disable();
int spi_chip_erase_c7(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();
void spi_disable_blockprotect(void);
void spi_byte_program(int address, uint8_t byte);
void spi_page_program(int block, uint8_t *buf, uint8_t *bios);
void spi_nbyte_read(int address, uint8_t *bytes, int len);
/* 82802ab.c */
int probe_82802ab(struct flashchip *flash);
@ -371,6 +376,13 @@ int probe_29f040b(struct flashchip *flash);
int erase_29f040b(struct flashchip *flash);
int write_29f040b(struct flashchip *flash, uint8_t *buf);
/* it87spi.c */
extern uint16_t it8716f_flashport;
int it8716f_spi_command(unsigned int writecnt, unsigned int readcnt, const unsigned char *writearr, unsigned char *readarr);
int it8716f_spi_chip_read(struct flashchip *flash, uint8_t *buf);
int it8716f_spi_chip_write(struct flashchip *flash, uint8_t *buf);
void it8716f_spi_page_program(int block, uint8_t *buf, uint8_t *bios);
/* jedec.c */
void toggle_ready_jedec(volatile uint8_t *dst);
void data_polling_jedec(volatile uint8_t *dst, uint8_t data);