diff options
Diffstat (limited to 'hw/block-common.h')
| -rw-r--r-- | hw/block-common.h | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/hw/block-common.h b/hw/block-common.h deleted file mode 100644 index dd115320c9..0000000000 --- a/hw/block-common.h +++ /dev/null @@ -1,79 +0,0 @@ -/* - * 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" - -/* Configuration */ - -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, -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); -int blkconf_geometry(BlockConf *conf, int *trans, - unsigned cyls_max, unsigned heads_max, unsigned secs_max); - -/* Hard disk geometry */ - -#define BIOS_ATA_TRANSLATION_AUTO 0 -#define BIOS_ATA_TRANSLATION_NONE 1 -#define BIOS_ATA_TRANSLATION_LBA 2 -#define BIOS_ATA_TRANSLATION_LARGE 3 -#define BIOS_ATA_TRANSLATION_RECHS 4 - -void hd_geometry_guess(BlockDriverState *bs, - 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 |