[PATCH] ioemu: add pci passthrough support to NetBSD

[Christoph Egger <Christoph.Egger@amd.com>]

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Support PCI passthrough for NetBSD.

Signed-off-by: Christoph Egger <Christoph.Egger@amd.com>

-- 
---to satisfy European Law for business letters:
Advanced Micro Devices GmbH
Einsteinring 24, 85689 Dornach b. Muenchen
Geschaeftsfuehrer: Alberto Bozzo
Sitz: Dornach, Gemeinde Aschheim, Landkreis Muenchen
Registergericht Muenchen, HRB Nr. 43632

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diff --git a/hw/pass-through.c b/hw/pass-through.c
index 8581253..ca2f75a 100644
--- a/hw/pass-through.c
+++ b/hw/pass-through.c
@@ -84,8 +84,6 @@
  */
 
 #include "pass-through.h"
-#include "pci/header.h"
-#include "pci/pci.h"
 #include "pt-msi.h"
 #include "qemu-xen.h"
 #include "iomulti.h"
diff --git a/hw/pass-through.h b/hw/pass-through.h
index d7d837c..98b6f5e 100644
--- a/hw/pass-through.h
+++ b/hw/pass-through.h
@@ -20,8 +20,13 @@
 
 #include "hw.h"
 #include "pci.h"
+#ifdef __NetBSD__
+#include "pciutils/header.h"
+#include "pciutils/pci.h"
+#else
 #include "pci/header.h"
 #include "pci/pci.h"
+#endif
 #include "exec-all.h"
 #include "sys-queue.h"
 #include "qemu-timer.h"
diff --git a/hw/piix4acpi.c b/hw/piix4acpi.c
index fb1e5c3..d8ca298 100644
--- a/hw/piix4acpi.c
+++ b/hw/piix4acpi.c
@@ -41,7 +41,7 @@
 #define PIIX4ACPI_LOG(level, fmt, ...) do { if (level <= PIIX4ACPI_LOGLEVEL) qemu_log(fmt, ## __VA_ARGS__); } while (0)
 
 #ifdef CONFIG_PASSTHROUGH
-#include <pci/header.h>
+#include "pass-through.h"
 #endif
 
 /* PM1a_CNT bits, as defined in the ACPI specification. */
diff --git a/hw/pt-graphics.c b/hw/pt-graphics.c
index c6f8869..3bbd856 100644
--- a/hw/pt-graphics.c
+++ b/hw/pt-graphics.c
@@ -3,8 +3,6 @@
  */
 
 #include "pass-through.h"
-#include "pci/header.h"
-#include "pci/pci.h"
 
 #include <unistd.h>
 #include <sys/ioctl.h>
diff --git a/hw/pt-msi.c b/hw/pt-msi.c
index 70c4023..0bd9446 100644
--- a/hw/pt-msi.c
+++ b/hw/pt-msi.c
@@ -22,6 +22,11 @@
 #include "pt-msi.h"
 #include <sys/mman.h>
 
+#ifdef __NetBSD__
+/* MAP_LOCKED is Linux specific. MAP_WIRED is NetBSD's equivalent. */
+#define MAP_LOCKED MAP_WIRED
+#endif
+
 void msi_set_enable(struct pt_dev *dev, int en)
 {
     uint16_t val = 0;
diff --git a/hw/pt-msi.h b/hw/pt-msi.h
index 94e0d35..4b552dc 100644
--- a/hw/pt-msi.h
+++ b/hw/pt-msi.h
@@ -1,7 +1,6 @@
 #ifndef _PT_MSI_H
 #define _PT_MSI_H
 
-#include "pci/pci.h"
 #include "pass-through.h"
 
 #define  PCI_CAP_ID_MSI     0x05    /* Message Signalled Interrupts */
diff --git a/xen-hooks.mak b/xen-hooks.mak
index b55f45b..430c40d 100644
--- a/xen-hooks.mak
+++ b/xen-hooks.mak
@@ -57,8 +57,16 @@ endif
 ifdef CONFIG_STUBDOM
 CONFIG_PASSTHROUGH=1
 else
-  ifeq (,$(wildcard /usr/include/pci))
-$(warning === pciutils-dev package not found - missing /usr/include/pci)
+  PCIUTILS_NetBSD=/usr/pkg/include/pciutils
+  PCIUTILS_Linux=/usr/include/pci
+  ifeq ($(CONFIG_NetBSD), y)
+PCIUTILS_HEADER=$(PCIUTILS_NetBSD)
+  endif
+  ifeq ($(CONFIG_Linux), y)
+PCIUTILS_HEADER=$(PCITUILS_Linux)
+  endif
+  ifeq (,$(wildcard $(PCIUTILS_HEADER)))
+$(warning === pciutils-dev package not found - missing $(PCIUTILS_HEADER))
 $(warning === PCI passthrough capability has been disabled)
   else
 CONFIG_PASSTHROUGH=1
@@ -67,7 +75,11 @@ endif
 
 ifdef CONFIG_PASSTHROUGH
 OBJS+= pass-through.o pt-msi.o pt-graphics.o
+ifeq ($(CONFIG_NetBSD), y)
+LIBS += -lpciutils -lpci
+else
 LIBS += -lpci
+endif
 CFLAGS += -DCONFIG_PASSTHROUGH 
 $(info === PCI passthrough capability has been enabled ===)
 endif

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