[src/trunk]: src/sys/dev/pci Print the CRS Software Visibility Enable bit and...

[msaitoh <msaitoh%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/a4caed417c04
branches:  trunk
changeset: 795879:a4caed417c04
user:      msaitoh <msaitoh%NetBSD.org@localhost>
date:      Fri May 09 14:51:26 2014 +0000

description:
Print the CRS Software Visibility Enable bit and the Crosslink Supported bit.

diffstat:

 sys/dev/pci/pci_subr.c |  8 ++++++--
 sys/dev/pci/pcireg.h   |  3 ++-
 2 files changed, 8 insertions(+), 3 deletions(-)

diffs (53 lines):

diff -r 51372428bf4d -r a4caed417c04 sys/dev/pci/pci_subr.c
--- a/sys/dev/pci/pci_subr.c    Fri May 09 11:51:49 2014 +0000
+++ b/sys/dev/pci/pci_subr.c    Fri May 09 14:51:26 2014 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: pci_subr.c,v 1.106 2013/08/05 07:53:31 msaitoh Exp $   */
+/*     $NetBSD: pci_subr.c,v 1.107 2014/05/09 14:51:26 msaitoh Exp $   */
 
 /*
  * Copyright (c) 1997 Zubin D. Dittia.  All rights reserved.
@@ -40,7 +40,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: pci_subr.c,v 1.106 2013/08/05 07:53:31 msaitoh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: pci_subr.c,v 1.107 2014/05/09 14:51:26 msaitoh Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_pci.h"
@@ -1245,6 +1245,8 @@
                        printf("      SERR on Fatal Error Enable\n");
                if ((reg & PCIE_RCR_PME_IE) != 0)
                        printf("      PME Interrupt Enable\n");
+               if ((reg & PCIE_RCR_CRS_SVE) != 0)
+                       printf("      CRS Software Visibility Enable\n");
 
                /* Root Capability Register */
                printf("    Root Capability Register: %04x\n",
@@ -1357,6 +1359,8 @@
                        if (((val >> i) & 0x01) != 0)
                                printf(" %sGT/s", linkspeeds[i]);
                }
+               printf("      Crosslink Supported: %s\n",
+                   (reg & PCIE_LCAP2_CROSSLNK) != 0 ? "yes" : "no");
                printf("\n");
 
                /* Link Control 2 */
diff -r 51372428bf4d -r a4caed417c04 sys/dev/pci/pcireg.h
--- a/sys/dev/pci/pcireg.h      Fri May 09 11:51:49 2014 +0000
+++ b/sys/dev/pci/pcireg.h      Fri May 09 14:51:26 2014 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: pcireg.h,v 1.85 2014/03/29 19:28:25 christos Exp $     */
+/*     $NetBSD: pcireg.h,v 1.86 2014/05/09 14:51:26 msaitoh Exp $      */
 
 /*
  * Copyright (c) 1995, 1996, 1999, 2000
@@ -751,6 +751,7 @@
 #define PCIE_RCR_SERR_NFER     __BIT(1)       /* SERR on Non-Fatal Error En */
 #define PCIE_RCR_SERR_FER      __BIT(2)       /* SERR on Fatal Error Enable */
 #define PCIE_RCR_PME_IE                __BIT(3)       /* PME Interrupt Enable */
+#define PCIE_RCR_CRS_SVE       __BIT(4)       /* CRS Software Visibility En */
 #define PCIE_RSR       0x20    /* Root Status Register */
 #define PCIE_RSR_PME_REQESTER  __BITS(15, 0)  /* PME Requester ID */
 #define PCIE_RSR_PME_STAT      __BIT(16)      /* PME Status */