From: Daniel Verkamp <daniel@drv.nu>
Date: Tue, 22 May 2012 23:26:42 +0000 (-0700)
Subject: ahci: SATA FIS is 20 bytes, not 0x20
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=4bb9c939a57103898f5a51aa6a7336eb3320d923;p=qemu.git

ahci: SATA FIS is 20 bytes, not 0x20

As in the SATA and AHCI specifications, a FIS is 5 Dwords of 4 bytes
each, which comes to 20 bytes (decimal), not 0x20.

Signed-off-by: Daniel Verkamp <daniel@drv.nu>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---

diff --git a/hw/ide/ahci.c b/hw/ide/ahci.c
index a883a920be..2d7d03d772 100644
--- a/hw/ide/ahci.c
+++ b/hw/ide/ahci.c
@@ -462,7 +462,7 @@ static void ahci_check_cmd_bh(void *opaque)
 
 static void ahci_init_d2h(AHCIDevice *ad)
 {
-    uint8_t init_fis[0x20];
+    uint8_t init_fis[20];
     IDEState *ide_state = &ad->port.ifs[0];
 
     memset(init_fis, 0, sizeof(init_fis));
@@ -619,7 +619,7 @@ static void ahci_write_fis_d2h(AHCIDevice *ad, uint8_t *cmd_fis)
     d2h_fis[11] = cmd_fis[11];
     d2h_fis[12] = cmd_fis[12];
     d2h_fis[13] = cmd_fis[13];
-    for (i = 14; i < 0x20; i++) {
+    for (i = 14; i < 20; i++) {
         d2h_fis[i] = 0;
     }