On 08/14/2014 12:09 PM, Stefan Hajnoczi wrote:
On Wed, Aug 13, 2014 at 05:56:12PM -0400, John Snow wrote:
@@ -497,6 +495,8 @@ static void ahci_reset_port(AHCIState *s, int port)
pr-scr_stat = 0;
pr-scr_err = 0;
pr-scr_act = 0;
+pr-tfdata = 0x7F;
Is it possible to avoid
On Wed, Aug 13, 2014 at 05:56:12PM -0400, John Snow wrote:
@@ -497,6 +495,8 @@ static void ahci_reset_port(AHCIState *s, int port)
pr-scr_stat = 0;
pr-scr_err = 0;
pr-scr_act = 0;
+pr-tfdata = 0x7F;
Is it possible to avoid the magic number?
pgpmIgF53vtBL.pgp
Description:
On Thu, Aug 14, 2014 at 12:13:51PM -0400, John Snow wrote:
On 08/14/2014 12:09 PM, Stefan Hajnoczi wrote:
On Wed, Aug 13, 2014 at 05:56:12PM -0400, John Snow wrote:
@@ -497,6 +495,8 @@ static void ahci_reset_port(AHCIState *s, int port)
pr-scr_stat = 0;
pr-scr_err = 0;
In a real AHCI device, several S/ATA registers are mirrored or shadowed
within the AHCI register set. These registers are not updated
synchronously for each read access, but rather after a Device-to-Host
Register FIS packet is received, which contains the values from these
registers on the device.
