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Diffstat (limited to 'arch/ppc/platforms/gemini_pci.c')
-rw-r--r--arch/ppc/platforms/gemini_pci.c41
1 files changed, 41 insertions, 0 deletions
diff --git a/arch/ppc/platforms/gemini_pci.c b/arch/ppc/platforms/gemini_pci.c
new file mode 100644
index 000000000000..95656091ba2b
--- /dev/null
+++ b/arch/ppc/platforms/gemini_pci.c
@@ -0,0 +1,41 @@
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/pci.h>
+#include <linux/slab.h>
+
+#include <asm/machdep.h>
+#include <platforms/gemini.h>
+#include <asm/byteorder.h>
+#include <asm/io.h>
+#include <asm/uaccess.h>
+#include <asm/pci-bridge.h>
+
+void __init gemini_pcibios_fixup(void)
+{
+ int i;
+ struct pci_dev *dev = NULL;
+
+ for_each_pci_dev(dev) {
+ for(i = 0; i < 6; i++) {
+ if (dev->resource[i].flags & IORESOURCE_IO) {
+ dev->resource[i].start |= (0xfe << 24);
+ dev->resource[i].end |= (0xfe << 24);
+ }
+ }
+ }
+}
+
+
+/* The "bootloader" for Synergy boards does none of this for us, so we need to
+ lay it all out ourselves... --Dan */
+void __init gemini_find_bridges(void)
+{
+ struct pci_controller* hose;
+
+ ppc_md.pcibios_fixup = gemini_pcibios_fixup;
+
+ hose = pcibios_alloc_controller();
+ if (!hose)
+ return;
+ setup_indirect_pci(hose, 0xfec00000, 0xfee00000);
+}
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