diff options
| -rw-r--r-- | sys/include/dev/ic/ahcivar.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/sys/include/dev/ic/ahcivar.h b/sys/include/dev/ic/ahcivar.h index b28a880..1d8fbe9 100644 --- a/sys/include/dev/ic/ahcivar.h +++ b/sys/include/dev/ic/ahcivar.h @@ -144,4 +144,19 @@ struct ahci_fis_h2d { #define AHCI_TIMEOUT 500 /* In ms */ +/* AHCI size constants */ +#define AHCI_FIS_SIZE 256 +#define AHCI_CMDTAB_SIZE 256 +#define AHCI_CMDENTRY_SIZE 32 + +/* AHCI FIS types */ +#define FIS_TYPE_H2D 0x27 +#define FIS_TYPE_D2H 0x34 + +/* ATA commands */ +#define ATA_CMD_NOP 0x00 +#define ATA_CMD_IDENTIFY 0xEC +#define ATA_CMD_READ_DMA 0x25 +#define ATA_CMD_WRITE_DMA 0x35 + #endif /* !_IC_AHCIVAR_H_ */ |