4 files changed, 73 insertions, 2 deletions
diff --git a/src/arch/i386/lib/Config.lb b/src/arch/i386/lib/Config.lb
index 023c0312ff..e7d895ccc2 100644
--- a/src/arch/i386/lib/Config.lb
+++ b/src/arch/i386/lib/Config.lb
@@ -1,13 +1,17 @@
 uses CONFIG_USE_INIT
+uses CONFIG_USE_PRINTK_IN_CAR
 
 object c_start.S
 object cpu.c
 object pci_ops_conf1.c
 object pci_ops_conf2.c
+object pci_ops_mmconf.c
 object pci_ops_auto.c
 object exception.c
 
 if CONFIG_USE_INIT
-	initobject printk_init.o
+	if CONFIG_USE_PRINTK_IN_CAR
+		initobject printk_init.o
+	end
 end
 
diff --git a/src/arch/i386/lib/console.c b/src/arch/i386/lib/console.c
index a1f5d6f2a4..262a0db2f4 100644
--- a/src/arch/i386/lib/console.c
+++ b/src/arch/i386/lib/console.c
@@ -1,6 +1,6 @@
 #include <console/loglevel.h>
 
-#if CONFIG_USE_INIT == 0
+#if CONFIG_USE_PRINTK_IN_CAR == 0
 static void __console_tx_byte(unsigned char byte)
 {
 	uart_tx_byte(byte);
diff --git a/src/arch/i386/lib/pci_ops_conf1.c b/src/arch/i386/lib/pci_ops_conf1.c
index b4181e39bc..4c4cd672e6 100644
--- a/src/arch/i386/lib/pci_ops_conf1.c
+++ b/src/arch/i386/lib/pci_ops_conf1.c
@@ -8,7 +8,11 @@
  * Functions for accessing PCI configuration space with type 1 accesses
  */
 
+#if PCI_IO_CFG_EXT == 0
 #define CONFIG_CMD(bus,devfn, where)   (0x80000000 | (bus << 16) | (devfn << 8) | (where & ~3))
+#else
+#define CONFIG_CMD(bus,devfn, where)   (0x80000000 | (bus << 16) | (devfn << 8) | ((where & 0xff) & ~3) | ((where & 0xf00)<<16) )
+#endif
 
 static uint8_t pci_conf1_read_config8(struct bus *pbus, int bus, int devfn, int where)
 {
diff --git a/src/arch/i386/lib/pci_ops_mmconf.c b/src/arch/i386/lib/pci_ops_mmconf.c
new file mode 100644
index 0000000000..5095c31cd7
--- /dev/null
+++ b/src/arch/i386/lib/pci_ops_mmconf.c
@@ -0,0 +1,63 @@
+#if MMCONF_SUPPORT
+
+#include <console/console.h>
+#include <arch/io.h>
+#include <arch/pciconf.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include <device/pci_ops.h>
+
+
+/*
+ * Functions for accessing PCI configuration space with mmconf accesses
+ */
+
+#define PCI_MMIO_ADDR(SEGBUS, DEVFN, WHERE) ( \
+        (((SEGBUS) & 0xFFF) << 20) | \
+        (((DEVFN) & 0xFF) << 12) | \
+        ((WHERE) & 0xFFF))
+
+#include <arch/mmio_conf.h>
+
+static uint8_t pci_mmconf_read_config8(struct bus *pbus, int bus, int devfn, int where)
+{
+		return (read8x(PCI_MMIO_ADDR(bus, devfn, where)));
+}
+
+static uint16_t pci_mmconf_read_config16(struct bus *pbus, int bus, int devfn, int where)
+{
+                return (read16x(PCI_MMIO_ADDR(bus, devfn, where)));
+}
+
+static uint32_t pci_mmconf_read_config32(struct bus *pbus, int bus, int devfn, int where)
+{
+                return (read32x(PCI_MMIO_ADDR(bus, devfn, where)));
+}
+
+static void  pci_mmconf_write_config8(struct bus *pbus, int bus, int devfn, int where, uint8_t value)
+{
+                write8x(PCI_MMIO_ADDR(bus, devfn, where), value);
+}
+
+static void pci_mmconf_write_config16(struct bus *pbus, int bus, int devfn, int where, uint16_t value)
+{
+                write8x(PCI_MMIO_ADDR(bus, devfn, where), value);
+}
+
+static void pci_mmconf_write_config32(struct bus *pbus, int bus, int devfn, int where, uint32_t value)
+{
+                write8x(PCI_MMIO_ADDR(bus, devfn, where), value);
+}
+
+
+const struct pci_bus_operations pci_ops_mmconf =
+{
+	.read8  = pci_mmconf_read_config8,
+	.read16 = pci_mmconf_read_config16,
+	.read32 = pci_mmconf_read_config32,
+	.write8  = pci_mmconf_write_config8,
+	.write16 = pci_mmconf_write_config16,
+	.write32 = pci_mmconf_write_config32,
+};
+
+#endif