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DMA ATA commands support

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-12-25 02:53:20 +01:00
parent 908a8fc37a
commit 51f7e1acb7
4 changed files with 33 additions and 5 deletions
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8
include/grub/ata.h
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@ -82,6 +82,9 @@ enum grub_ata_commands
GRUB_ATA_CMD_PACKET = 0xa0,
GRUB_ATA_CMD_READ_SECTORS = 0x20,
GRUB_ATA_CMD_READ_SECTORS_EXT = 0x24,
GRUB_ATA_CMD_READ_SECTORS_DMA = 0xc8,
GRUB_ATA_CMD_READ_SECTORS_DMA_EXT = 0x25,
GRUB_ATA_CMD_SECURITY_FREEZE_LOCK = 0xf5,
GRUB_ATA_CMD_SET_FEATURES = 0xef,
GRUB_ATA_CMD_SLEEP = 0xe6,
@ -89,6 +92,8 @@ enum grub_ata_commands
GRUB_ATA_CMD_STANDBY_IMMEDIATE = 0xe0,
GRUB_ATA_CMD_WRITE_SECTORS = 0x30,
GRUB_ATA_CMD_WRITE_SECTORS_EXT = 0x34,
GRUB_ATA_CMD_WRITE_SECTORS_DMA_EXT = 0x35,
GRUB_ATA_CMD_WRITE_SECTORS_DMA = 0xca,
};
enum grub_ata_timeout_milliseconds
@ -151,6 +156,7 @@ struct grub_disk_ata_pass_through_parms
int write;
void *cmd;
int cmdsize;
int dma;
};
struct grub_ata
@ -171,6 +177,8 @@ struct grub_ata
/* Set to 0 for ATA, set to 1 for ATAPI. */
int atapi;
int dma;
void *data;
struct grub_ata_dev *dev;