diff options
Diffstat (limited to 'flash.h')
| -rw-r--r-- | flash.h | 39 |
1 files changed, 25 insertions, 14 deletions
@@ -120,9 +120,21 @@ uint32_t chip_readl(const chipaddr addr); #define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0])) +enum chipbustype { + CHIP_BUSTYPE_PARALLEL = 1 << 0, + CHIP_BUSTYPE_LPC = 1 << 1, + CHIP_BUSTYPE_FWH = 1 << 2, + CHIP_BUSTYPE_SPI = 1 << 3, + CHIP_BUSTYPE_NONSPI = CHIP_BUSTYPE_PARALLEL | CHIP_BUSTYPE_LPC | CHIP_BUSTYPE_FWH, + CHIP_BUSTYPE_UNKNOWN = CHIP_BUSTYPE_PARALLEL | CHIP_BUSTYPE_LPC | CHIP_BUSTYPE_FWH | CHIP_BUSTYPE_SPI, +}; + struct flashchip { const char *vendor; const char *name; + + enum chipbustype bustype; + /* * With 32bit manufacture_id and model_id we can cover IDs up to * (including) the 4th bank of JEDEC JEP106W Standard Manufacturer's @@ -592,25 +604,12 @@ int board_flash_enable(const char *vendor, const char *part); void print_supported_boards(void); /* chipset_enable.c */ +extern enum chipbustype buses_supported; int chipset_flash_enable(void); void print_supported_chipsets(void); extern unsigned long flashbase; -typedef enum { - BUS_TYPE_LPC, - BUS_TYPE_ICH7_SPI, - BUS_TYPE_ICH9_SPI, - BUS_TYPE_IT87XX_SPI, - BUS_TYPE_SB600_SPI, - BUS_TYPE_VIA_SPI, - BUS_TYPE_WBSIO_SPI, - BUS_TYPE_DUMMY_SPI -} flashbus_t; - -extern flashbus_t flashbus; -extern void *spibar; - /* physmap.c */ void *physmap(const char *descr, unsigned long phys_addr, size_t len); void physunmap(void *virt_addr, size_t len); @@ -691,6 +690,18 @@ int coreboot_init(void); extern char *lb_part, *lb_vendor; /* spi.c */ +enum spi_controller { + SPI_CONTROLLER_NONE, + SPI_CONTROLLER_ICH7, + SPI_CONTROLLER_ICH9, + SPI_CONTROLLER_IT87XX, + SPI_CONTROLLER_SB600, + SPI_CONTROLLER_VIA, + SPI_CONTROLLER_WBSIO, + SPI_CONTROLLER_DUMMY, +}; +extern enum spi_controller spi_controller; +extern void *spibar; int probe_spi_rdid(struct flashchip *flash); int probe_spi_rdid4(struct flashchip *flash); int probe_spi_rems(struct flashchip *flash); |
