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| author | Antony Pavlov <antonynpavlov@gmail.com> | 2017-03-20 10:55:17 +0300 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2017-03-30 08:23:21 +0200 |
| commit | 4d38ece4bba29e5c29016efd9be0a778f05fec9c (patch) | |
| tree | 9b172aa385810ab999a8d318e2e48d80de512cba /include/ata_drive.h | |
| parent | f4c0cb987363c67c55a2251f0488bef961210da7 (diff) | |
| download | barebox-4d38ece4bba29e5c29016efd9be0a778f05fec9c.tar.gz barebox-4d38ece4bba29e5c29016efd9be0a778f05fec9c.tar.xz | |
ata: ide-sff: add LBA48 support
See http://wiki.osdev.org/ATA_PIO_Mode#48_bit_PIO for details.
Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'include/ata_drive.h')
| -rw-r--r-- | include/ata_drive.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/ata_drive.h b/include/ata_drive.h index 44073cb1b1..11685eef12 100644 --- a/include/ata_drive.h +++ b/include/ata_drive.h @@ -37,8 +37,10 @@ #define ATA_CMD_ID_ATA 0xEC #define ATA_CMD_READ 0x20 +#define ATA_CMD_PIO_READ_EXT 0x24 #define ATA_CMD_READ_EXT 0x25 #define ATA_CMD_WRITE 0x30 +#define ATA_CMD_PIO_WRITE_EXT 0x34 #define ATA_CMD_WRITE_EXT 0x35 /* drive's status flags */ @@ -140,6 +142,7 @@ struct ata_port { void *drvdata; struct block_device blk; uint16_t *id; + int lba48; int initialized; int probe; }; |