From 17fcb74af922ba9f761d11e874314c32a3445e97 Mon Sep 17 00:00:00 2001 From: Stefan Hajnoczi Date: Thu, 13 Nov 2014 10:24:41 +0000 Subject: ahci: replace SATA FIS type magic numbers with constants SATA 3.0 "10.3.1 FIS Type values" defines the constants used to differentiate between FIS types. Signed-off-by: Stefan Hajnoczi Reviewed-by: John Snow Message-id: 1415874281-7371-3-git-send-email-stefanha@redhat.com Signed-off-by: Kevin Wolf --- hw/ide/ahci.c | 6 +++--- hw/ide/ahci.h | 5 ++++- 2 files changed, 7 insertions(+), 4 deletions(-) (limited to 'hw/ide') diff --git a/hw/ide/ahci.c b/hw/ide/ahci.c index 9cfa82b..5651372 100644 --- a/hw/ide/ahci.c +++ b/hw/ide/ahci.c @@ -580,7 +580,7 @@ static void ahci_write_fis_sdb(AHCIState *s, int port, uint32_t finished) sdb_fis = (SDBFIS *)&ad->res_fis[RES_FIS_SDBFIS]; ide_state = &ad->port.ifs[0]; - sdb_fis->type = 0xA1; + sdb_fis->type = SATA_FIS_TYPE_SDB; /* Interrupt pending & Notification bit */ sdb_fis->flags = (ad->hba->control_regs.irqstatus ? (1 << 6) : 0); sdb_fis->status = ide_state->status & 0x77; @@ -631,7 +631,7 @@ static void ahci_write_fis_pio(AHCIDevice *ad, uint16_t len) pio_fis = &ad->res_fis[RES_FIS_PSFIS]; - pio_fis[0] = 0x5f; + pio_fis[0] = SATA_FIS_TYPE_PIO_SETUP; pio_fis[1] = (ad->hba->control_regs.irqstatus ? (1 << 6) : 0); pio_fis[2] = s->status; pio_fis[3] = s->error; @@ -690,7 +690,7 @@ static void ahci_write_fis_d2h(AHCIDevice *ad, uint8_t *cmd_fis) d2h_fis = &ad->res_fis[RES_FIS_RFIS]; - d2h_fis[0] = 0x34; + d2h_fis[0] = SATA_FIS_TYPE_REGISTER_D2H; d2h_fis[1] = (ad->hba->control_regs.irqstatus ? (1 << 6) : 0); d2h_fis[2] = s->status; d2h_fis[3] = s->error; diff --git a/hw/ide/ahci.h b/hw/ide/ahci.h index e0d2eb8..99aa0c9 100644 --- a/hw/ide/ahci.h +++ b/hw/ide/ahci.h @@ -156,7 +156,10 @@ #define AHCI_SCR_SCTL_DET 0xf #define SATA_FIS_TYPE_REGISTER_H2D 0x27 -#define SATA_FIS_REG_H2D_UPDATE_COMMAND_REGISTER 0x80 +#define SATA_FIS_REG_H2D_UPDATE_COMMAND_REGISTER 0x80 +#define SATA_FIS_TYPE_REGISTER_D2H 0x34 +#define SATA_FIS_TYPE_PIO_SETUP 0x5f +#define SATA_FIS_TYPE_SDB 0xA1 #define AHCI_CMD_HDR_CMD_FIS_LEN 0x1f #define AHCI_CMD_HDR_PRDT_LEN 16 -- cgit v1.1