diff options
Diffstat (limited to 'block.h')
| -rw-r--r-- | block.h | 45 |
1 files changed, 0 insertions, 45 deletions
@@ -403,49 +403,4 @@ typedef enum { #define BLKDBG_EVENT(bs, evt) bdrv_debug_event(bs, evt) void bdrv_debug_event(BlockDriverState *bs, BlkDebugEvent event); - -/* Convenience for block device models */ - -typedef struct BlockConf { - BlockDriverState *bs; - 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.bs), \ - DEFINE_PROP_BLOCKSIZE("logical_block_size", _state, \ - _conf.logical_block_size, 512), \ - DEFINE_PROP_BLOCKSIZE("physical_block_size", _state, \ - _conf.physical_block_size, 512), \ - 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_INT32("bootindex", _state, _conf.bootindex, -1), \ - DEFINE_PROP_UINT32("discard_granularity", _state, \ - _conf.discard_granularity, 0) - -#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) - #endif |