diff options
Diffstat (limited to 'hw/flash.h')
| -rw-r--r-- | hw/flash.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/hw/flash.h b/hw/flash.h new file mode 100644 index 0000000..d7d103e --- /dev/null +++ b/hw/flash.h @@ -0,0 +1,54 @@ +/* NOR flash devices */ +typedef struct pflash_t pflash_t; + +/* pflash_cfi01.c */ +pflash_t *pflash_cfi01_register(target_phys_addr_t base, ram_addr_t off, + BlockDriverState *bs, + uint32_t sector_len, int nb_blocs, int width, + uint16_t id0, uint16_t id1, + uint16_t id2, uint16_t id3, int be); + +/* pflash_cfi02.c */ +pflash_t *pflash_cfi02_register(target_phys_addr_t base, ram_addr_t off, + BlockDriverState *bs, uint32_t sector_len, + int nb_blocs, int nb_mappings, int width, + uint16_t id0, uint16_t id1, + uint16_t id2, uint16_t id3, + uint16_t unlock_addr0, uint16_t unlock_addr1, + int be); + +/* nand.c */ +typedef struct NANDFlashState NANDFlashState; +NANDFlashState *nand_init(int manf_id, int chip_id); +void nand_done(NANDFlashState *s); +void nand_setpins(NANDFlashState *s, + int cle, int ale, int ce, int wp, int gnd); +void nand_getpins(NANDFlashState *s, int *rb); +void nand_setio(NANDFlashState *s, uint8_t value); +uint8_t nand_getio(NANDFlashState *s); + +#define NAND_MFR_TOSHIBA 0x98 +#define NAND_MFR_SAMSUNG 0xec +#define NAND_MFR_FUJITSU 0x04 +#define NAND_MFR_NATIONAL 0x8f +#define NAND_MFR_RENESAS 0x07 +#define NAND_MFR_STMICRO 0x20 +#define NAND_MFR_HYNIX 0xad +#define NAND_MFR_MICRON 0x2c + +/* onenand.c */ +void onenand_base_update(void *opaque, target_phys_addr_t new); +void onenand_base_unmap(void *opaque); +void *onenand_init(uint32_t id, int regshift, qemu_irq irq); +void *onenand_raw_otp(void *opaque); + +/* ecc.c */ +typedef struct { + uint8_t cp; /* Column parity */ + uint16_t lp[2]; /* Line parity */ + uint16_t count; +} ECCState; + +uint8_t ecc_digest(ECCState *s, uint8_t sample); +void ecc_reset(ECCState *s); +extern VMStateDescription vmstate_ecc_state; |