xref: /qemu/include/hw/block/flash.h (revision db1015e92e04835c9eb50c29625fe566d1202dbd)
1cb9c377fSPaolo Bonzini #ifndef HW_FLASH_H
2175de524SMarkus Armbruster #define HW_FLASH_H
3cb9c377fSPaolo Bonzini 
487ecb68bSpbrook /* NOR flash devices */
5cfe5f011SAvi Kivity 
6d4842052SMarkus Armbruster #include "exec/hwaddr.h"
7*db1015e9SEduardo Habkost #include "qom/object.h"
8cfe5f011SAvi Kivity 
988eeee0aSbalrog /* pflash_cfi01.c */
1016434065SMarkus Armbruster 
11e7b62741SMarkus Armbruster #define TYPE_PFLASH_CFI01 "cfi.pflash01"
12*db1015e9SEduardo Habkost typedef struct PFlashCFI01 PFlashCFI01;
1381c7db72SMarkus Armbruster #define PFLASH_CFI01(obj) \
1481c7db72SMarkus Armbruster     OBJECT_CHECK(PFlashCFI01, (obj), TYPE_PFLASH_CFI01)
1516434065SMarkus Armbruster 
1616434065SMarkus Armbruster 
1716434065SMarkus Armbruster PFlashCFI01 *pflash_cfi01_register(hwaddr base,
18940d5b13SMarkus Armbruster                                    const char *name,
19a8170e5eSAvi Kivity                                    hwaddr size,
204be74634SMarkus Armbruster                                    BlockBackend *blk,
21ce14710fSMarkus Armbruster                                    uint32_t sector_len,
2216434065SMarkus Armbruster                                    int width,
2387ecb68bSpbrook                                    uint16_t id0, uint16_t id1,
246725070dSbalrog                                    uint16_t id2, uint16_t id3,
2501e0451aSAnthony Liguori                                    int be);
26e60cf765SPhilippe Mathieu-Daudé BlockBackend *pflash_cfi01_get_blk(PFlashCFI01 *fl);
2716434065SMarkus Armbruster MemoryRegion *pflash_cfi01_get_memory(PFlashCFI01 *fl);
282d731dbdSMarkus Armbruster void pflash_cfi01_legacy_drive(PFlashCFI01 *dev, DriveInfo *dinfo);
2987ecb68bSpbrook 
3016434065SMarkus Armbruster /* pflash_cfi02.c */
3116434065SMarkus Armbruster 
32e7b62741SMarkus Armbruster #define TYPE_PFLASH_CFI02 "cfi.pflash02"
33*db1015e9SEduardo Habkost typedef struct PFlashCFI02 PFlashCFI02;
3481c7db72SMarkus Armbruster #define PFLASH_CFI02(obj) \
3581c7db72SMarkus Armbruster     OBJECT_CHECK(PFlashCFI02, (obj), TYPE_PFLASH_CFI02)
3616434065SMarkus Armbruster 
3716434065SMarkus Armbruster 
3816434065SMarkus Armbruster PFlashCFI02 *pflash_cfi02_register(hwaddr base,
39940d5b13SMarkus Armbruster                                    const char *name,
4016434065SMarkus Armbruster                                    hwaddr size,
4116434065SMarkus Armbruster                                    BlockBackend *blk,
42ce14710fSMarkus Armbruster                                    uint32_t sector_len,
4316434065SMarkus Armbruster                                    int nb_mappings,
4416434065SMarkus Armbruster                                    int width,
4516434065SMarkus Armbruster                                    uint16_t id0, uint16_t id1,
4616434065SMarkus Armbruster                                    uint16_t id2, uint16_t id3,
4716434065SMarkus Armbruster                                    uint16_t unlock_addr0,
4816434065SMarkus Armbruster                                    uint16_t unlock_addr1,
4916434065SMarkus Armbruster                                    int be);
50cfe5f011SAvi Kivity 
5187ecb68bSpbrook /* nand.c */
524be74634SMarkus Armbruster DeviceState *nand_init(BlockBackend *blk, int manf_id, int chip_id);
53d4220389SJuha Riihimäki void nand_setpins(DeviceState *dev, uint8_t cle, uint8_t ale,
5451db57f7SJuan Quintela                   uint8_t ce, uint8_t wp, uint8_t gnd);
55d4220389SJuha Riihimäki void nand_getpins(DeviceState *dev, int *rb);
56d4220389SJuha Riihimäki void nand_setio(DeviceState *dev, uint32_t value);
57d4220389SJuha Riihimäki uint32_t nand_getio(DeviceState *dev);
58d4220389SJuha Riihimäki uint32_t nand_getbuswidth(DeviceState *dev);
5987ecb68bSpbrook 
6087ecb68bSpbrook #define NAND_MFR_TOSHIBA	0x98
6187ecb68bSpbrook #define NAND_MFR_SAMSUNG	0xec
6287ecb68bSpbrook #define NAND_MFR_FUJITSU	0x04
6387ecb68bSpbrook #define NAND_MFR_NATIONAL	0x8f
6487ecb68bSpbrook #define NAND_MFR_RENESAS	0x07
6587ecb68bSpbrook #define NAND_MFR_STMICRO	0x20
6687ecb68bSpbrook #define NAND_MFR_HYNIX		0xad
6787ecb68bSpbrook #define NAND_MFR_MICRON		0x2c
6887ecb68bSpbrook 
697e7c5e4cSbalrog /* onenand.c */
70500954e3SJuha Riihimäki void *onenand_raw_otp(DeviceState *onenand_device);
717e7c5e4cSbalrog 
7287ecb68bSpbrook /* ecc.c */
73bc24a225SPaul Brook typedef struct {
7487ecb68bSpbrook     uint8_t cp;		/* Column parity */
7587ecb68bSpbrook     uint16_t lp[2];	/* Line parity */
7687ecb68bSpbrook     uint16_t count;
77bc24a225SPaul Brook } ECCState;
7887ecb68bSpbrook 
79bc24a225SPaul Brook uint8_t ecc_digest(ECCState *s, uint8_t sample);
80bc24a225SPaul Brook void ecc_reset(ECCState *s);
8134f9f0b5SDmitry Eremin-Solenikov extern VMStateDescription vmstate_ecc_state;
82cb9c377fSPaolo Bonzini 
83cb9c377fSPaolo Bonzini #endif
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