svn commit: r253647 - head/sys/dev/ahci
Alexander Motin
mav at FreeBSD.org
Thu Jul 25 10:29:41 UTC 2013
Author: mav
Date: Thu Jul 25 10:29:40 2013
New Revision: 253647
URL: http://svnweb.freebsd.org/changeset/base/253647
Log:
Decode some bits defined in AHCI 1.3.1 Device Sleep Technical Proposal.
For now this is only conmetics to report HBA capabilities (Haswell?).
Submitted by: Dmitry Luhtionov <dmitryluhtionov at gmail.com>
Modified:
head/sys/dev/ahci/ahci.c
head/sys/dev/ahci/ahci.h
Modified: head/sys/dev/ahci/ahci.c
==============================================================================
--- head/sys/dev/ahci/ahci.c Thu Jul 25 09:30:00 2013 (r253646)
+++ head/sys/dev/ahci/ahci.c Thu Jul 25 10:29:40 2013 (r253647)
@@ -538,7 +538,10 @@ ahci_attach(device_t dev)
(ctlr->caps & AHCI_CAP_NPMASK) + 1);
}
if (bootverbose && version >= 0x00010200) {
- device_printf(dev, "Caps2:%s%s%s\n",
+ device_printf(dev, "Caps2:%s%s%s%s%s%s\n",
+ (ctlr->caps2 & AHCI_CAP2_DESO) ? " DESO":"",
+ (ctlr->caps2 & AHCI_CAP2_SADM) ? " SADM":"",
+ (ctlr->caps2 & AHCI_CAP2_SDS) ? " SDS":"",
(ctlr->caps2 & AHCI_CAP2_APST) ? " APST":"",
(ctlr->caps2 & AHCI_CAP2_NVMP) ? " NVMP":"",
(ctlr->caps2 & AHCI_CAP2_BOH) ? " BOH":"");
Modified: head/sys/dev/ahci/ahci.h
==============================================================================
--- head/sys/dev/ahci/ahci.h Thu Jul 25 09:30:00 2013 (r253646)
+++ head/sys/dev/ahci/ahci.h Thu Jul 25 10:29:40 2013 (r253647)
@@ -100,6 +100,7 @@
#define ATA_SS_IPM_ACTIVE 0x00000100
#define ATA_SS_IPM_PARTIAL 0x00000200
#define ATA_SS_IPM_SLUMBER 0x00000600
+#define ATA_SS_IPM_DEVSLEEP 0x00000800
#define ATA_SERROR 14
#define ATA_SE_DATA_CORRECTED 0x00000001
@@ -205,6 +206,9 @@
#define AHCI_CAP2_BOH 0x00000001
#define AHCI_CAP2_NVMP 0x00000002
#define AHCI_CAP2_APST 0x00000004
+#define AHCI_CAP2_SDS 0x00000008
+#define AHCI_CAP2_SADM 0x00000010
+#define AHCI_CAP2_DESO 0x00000020
#define AHCI_OFFSET 0x100
#define AHCI_STEP 0x80
@@ -262,6 +266,7 @@
#define AHCI_P_CMD_ACTIVE 0x10000000
#define AHCI_P_CMD_PARTIAL 0x20000000
#define AHCI_P_CMD_SLUMBER 0x60000000
+#define AHCI_P_CMD_DEVSLEEP 0x80000000
#define AHCI_P_TFD 0x20
#define AHCI_P_SIG 0x24
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