jcs.org
qemu with hax to log dma reads & writes
jcs.org/2018/11/12/vfio
1#ifndef HW_FLASH_H
2#define HW_FLASH_H
3
4/* NOR flash devices */
5
6#include "exec/hwaddr.h"
7
8/* pflash_cfi01.c */
9
10#define TYPE_PFLASH_CFI01 "cfi.pflash01"
11#define PFLASH_CFI01(obj) \
12 OBJECT_CHECK(PFlashCFI01, (obj), TYPE_PFLASH_CFI01)
13
14typedef struct PFlashCFI01 PFlashCFI01;
15
16PFlashCFI01 *pflash_cfi01_register(hwaddr base,
17 const char *name,
18 hwaddr size,
19 BlockBackend *blk,
20 uint32_t sector_len,
21 int width,
22 uint16_t id0, uint16_t id1,
23 uint16_t id2, uint16_t id3,
24 int be);
25BlockBackend *pflash_cfi01_get_blk(PFlashCFI01 *fl);
26MemoryRegion *pflash_cfi01_get_memory(PFlashCFI01 *fl);
27void pflash_cfi01_legacy_drive(PFlashCFI01 *dev, DriveInfo *dinfo);
28
29/* pflash_cfi02.c */
30
31#define TYPE_PFLASH_CFI02 "cfi.pflash02"
32#define PFLASH_CFI02(obj) \
33 OBJECT_CHECK(PFlashCFI02, (obj), TYPE_PFLASH_CFI02)
34
35typedef struct PFlashCFI02 PFlashCFI02;
36
37PFlashCFI02 *pflash_cfi02_register(hwaddr base,
38 const char *name,
39 hwaddr size,
40 BlockBackend *blk,
41 uint32_t sector_len,
42 int nb_mappings,
43 int width,
44 uint16_t id0, uint16_t id1,
45 uint16_t id2, uint16_t id3,
46 uint16_t unlock_addr0,
47 uint16_t unlock_addr1,
48 int be);
49
50/* nand.c */
51DeviceState *nand_init(BlockBackend *blk, int manf_id, int chip_id);
52void nand_setpins(DeviceState *dev, uint8_t cle, uint8_t ale,
53 uint8_t ce, uint8_t wp, uint8_t gnd);
54void nand_getpins(DeviceState *dev, int *rb);
55void nand_setio(DeviceState *dev, uint32_t value);
56uint32_t nand_getio(DeviceState *dev);
57uint32_t nand_getbuswidth(DeviceState *dev);
58
59#define NAND_MFR_TOSHIBA 0x98
60#define NAND_MFR_SAMSUNG 0xec
61#define NAND_MFR_FUJITSU 0x04
62#define NAND_MFR_NATIONAL 0x8f
63#define NAND_MFR_RENESAS 0x07
64#define NAND_MFR_STMICRO 0x20
65#define NAND_MFR_HYNIX 0xad
66#define NAND_MFR_MICRON 0x2c
67
68/* onenand.c */
69void *onenand_raw_otp(DeviceState *onenand_device);
70
71/* ecc.c */
72typedef struct {
73 uint8_t cp; /* Column parity */
74 uint16_t lp[2]; /* Line parity */
75 uint16_t count;
76} ECCState;
77
78uint8_t ecc_digest(ECCState *s, uint8_t sample);
79void ecc_reset(ECCState *s);
80extern VMStateDescription vmstate_ecc_state;
81
82#endif