diff options
Diffstat (limited to 'qemu/include/hw/block')
| -rw-r--r-- | qemu/include/hw/block/block.h | 75 | ||||
| -rw-r--r-- | qemu/include/hw/block/fdc.h | 26 | ||||
| -rw-r--r-- | qemu/include/hw/block/flash.h | 64 |
3 files changed, 165 insertions, 0 deletions
diff --git a/qemu/include/hw/block/block.h b/qemu/include/hw/block/block.h new file mode 100644 index 000000000..8d7c4b413 --- /dev/null +++ b/qemu/include/hw/block/block.h @@ -0,0 +1,75 @@ +/* + * Common code for block device models + * + * Copyright (C) 2012 Red Hat, Inc. + * Copyright (c) 2003-2008 Fabrice Bellard + * + * This work is licensed under the terms of the GNU GPL, version 2 or + * later. See the COPYING file in the top-level directory. + */ + +#ifndef HW_BLOCK_COMMON_H +#define HW_BLOCK_COMMON_H + +#include "qemu-common.h" +#include "qapi/error.h" + +/* Configuration */ + +typedef struct BlockConf { + BlockBackend *blk; + uint16_t physical_block_size; + uint16_t logical_block_size; + uint16_t min_io_size; + uint32_t opt_io_size; + int32_t bootindex; + uint32_t discard_granularity; + /* geometry, not all devices use this */ + uint32_t cyls, heads, secs; +} BlockConf; + +static inline unsigned int get_physical_block_exp(BlockConf *conf) +{ + unsigned int exp = 0, size; + + for (size = conf->physical_block_size; + size > conf->logical_block_size; + size >>= 1) { + exp++; + } + + return exp; +} + +#define DEFINE_BLOCK_PROPERTIES(_state, _conf) \ + DEFINE_PROP_DRIVE("drive", _state, _conf.blk), \ + DEFINE_PROP_BLOCKSIZE("logical_block_size", _state, \ + _conf.logical_block_size), \ + DEFINE_PROP_BLOCKSIZE("physical_block_size", _state, \ + _conf.physical_block_size), \ + DEFINE_PROP_UINT16("min_io_size", _state, _conf.min_io_size, 0), \ + DEFINE_PROP_UINT32("opt_io_size", _state, _conf.opt_io_size, 0), \ + DEFINE_PROP_UINT32("discard_granularity", _state, \ + _conf.discard_granularity, -1) + +#define DEFINE_BLOCK_CHS_PROPERTIES(_state, _conf) \ + DEFINE_PROP_UINT32("cyls", _state, _conf.cyls, 0), \ + DEFINE_PROP_UINT32("heads", _state, _conf.heads, 0), \ + DEFINE_PROP_UINT32("secs", _state, _conf.secs, 0) + +/* Configuration helpers */ + +void blkconf_serial(BlockConf *conf, char **serial); +void blkconf_geometry(BlockConf *conf, int *trans, + unsigned cyls_max, unsigned heads_max, unsigned secs_max, + Error **errp); +void blkconf_blocksizes(BlockConf *conf); + +/* Hard disk geometry */ + +void hd_geometry_guess(BlockBackend *blk, + uint32_t *pcyls, uint32_t *pheads, uint32_t *psecs, + int *ptrans); +int hd_bios_chs_auto_trans(uint32_t cyls, uint32_t heads, uint32_t secs); + +#endif diff --git a/qemu/include/hw/block/fdc.h b/qemu/include/hw/block/fdc.h new file mode 100644 index 000000000..d48b2f860 --- /dev/null +++ b/qemu/include/hw/block/fdc.h @@ -0,0 +1,26 @@ +#ifndef HW_FDC_H +#define HW_FDC_H + +#include "qemu-common.h" + +/* fdc.c */ +#define MAX_FD 2 + +typedef enum FDriveType { + FDRIVE_DRV_144 = 0x00, /* 1.44 MB 3"5 drive */ + FDRIVE_DRV_288 = 0x01, /* 2.88 MB 3"5 drive */ + FDRIVE_DRV_120 = 0x02, /* 1.2 MB 5"25 drive */ + FDRIVE_DRV_NONE = 0x03, /* No drive connected */ +} FDriveType; + +#define TYPE_ISA_FDC "isa-fdc" + +ISADevice *fdctrl_init_isa(ISABus *bus, DriveInfo **fds); +void fdctrl_init_sysbus(qemu_irq irq, int dma_chann, + hwaddr mmio_base, DriveInfo **fds); +void sun4m_fdctrl_init(qemu_irq irq, hwaddr io_base, + DriveInfo **fds, qemu_irq *fdc_tc); + +FDriveType isa_fdc_get_drive_type(ISADevice *fdc, int i); + +#endif diff --git a/qemu/include/hw/block/flash.h b/qemu/include/hw/block/flash.h new file mode 100644 index 000000000..50ccbbcf1 --- /dev/null +++ b/qemu/include/hw/block/flash.h @@ -0,0 +1,64 @@ +#ifndef HW_FLASH_H +#define HW_FLASH_H 1 + +/* NOR flash devices */ + +#include "exec/memory.h" + +typedef struct pflash_t pflash_t; + +/* pflash_cfi01.c */ +pflash_t *pflash_cfi01_register(hwaddr base, + DeviceState *qdev, const char *name, + hwaddr size, + BlockBackend *blk, + 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(hwaddr base, + DeviceState *qdev, const char *name, + hwaddr size, + BlockBackend *blk, 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); + +MemoryRegion *pflash_cfi01_get_memory(pflash_t *fl); + +/* nand.c */ +DeviceState *nand_init(BlockBackend *blk, int manf_id, int chip_id); +void nand_setpins(DeviceState *dev, uint8_t cle, uint8_t ale, + uint8_t ce, uint8_t wp, uint8_t gnd); +void nand_getpins(DeviceState *dev, int *rb); +void nand_setio(DeviceState *dev, uint32_t value); +uint32_t nand_getio(DeviceState *dev); +uint32_t nand_getbuswidth(DeviceState *dev); + +#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_raw_otp(DeviceState *onenand_device); + +/* 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; + +#endif |