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Diffstat (limited to 'arch/mips/pci/fixup-jaguar.c')
-rw-r--r--arch/mips/pci/fixup-jaguar.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/mips/pci/fixup-jaguar.c b/arch/mips/pci/fixup-jaguar.c
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index 000000000000..6c5e1d47179c
--- /dev/null
+++ b/arch/mips/pci/fixup-jaguar.c
@@ -0,0 +1,43 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Marvell MV64340 interrupt fixup code.
+ *
+ * Marvell wants an NDA for their docs so this was written without
+ * documentation. You've been warned.
+ *
+ * Copyright (C) 2004 Ralf Baechle (ralf@linux-mips.org)
+ */
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/pci.h>
+
+#include <asm/mipsregs.h>
+
+/*
+ * WARNING: Example of how _NOT_ to do it.
+ */
+int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+{
+ int bus = dev->bus->number;
+
+ if (bus == 0 && slot == 1)
+ return 3; /* PCI-X A */
+ if (bus == 0 && slot == 2)
+ return 4; /* PCI-X B */
+ if (bus == 1 && slot == 1)
+ return 5; /* PCI A */
+ if (bus == 1 && slot == 2)
+ return 6; /* PCI B */
+
+return 0;
+ panic("Whooops in pcibios_map_irq");
+}
+
+/* Do platform specific device initialization at pci_enable_device() time */
+int pcibios_plat_dev_init(struct pci_dev *dev)
+{
+ return 0;
+}