patch-2.4.0-test8 linux/arch/arm/mach-footbridge/netwinder-pci.c

• Lines: 55
• Date: Sun Sep 3 11:19:11 2000
• Orig file: v2.4.0-test7/linux/arch/arm/mach-footbridge/netwinder-pci.c
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.4.0-test7/linux/arch/arm/mach-footbridge/netwinder-pci.c linux/arch/arm/mach-footbridge/netwinder-pci.c
@@ -0,0 +1,54 @@
+/*
+ * linux/arch/arm/mach-footbridge/netwinder-pci.c
+ *
+ * PCI bios-type initialisation for PCI machines
+ *
+ * Bits taken from various places.
+ */
+#include <linux/kernel.h>
+#include <linux/pci.h>
+#include <linux/init.h>
+
+#include <asm/irq.h>
+#include <asm/mach/pci.h>
+
+/* netwinder host-specific stuff */
+static int __init netwinder_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+{
+#define DEV(v,d) ((v)<<16|(d))
+	switch (DEV(dev->vendor, dev->device)) {
+	case DEV(PCI_VENDOR_ID_DEC, PCI_DEVICE_ID_DEC_21142):
+	case DEV(PCI_VENDOR_ID_NCR, PCI_DEVICE_ID_NCR_53C885):
+	case DEV(PCI_VENDOR_ID_NCR, PCI_DEVICE_ID_NCR_YELLOWFIN):
+		return IRQ_NETWINDER_ETHER100;
+
+	case DEV(PCI_VENDOR_ID_WINBOND2, 0x5a5a):
+		return IRQ_NETWINDER_ETHER10;
+
+	case DEV(PCI_VENDOR_ID_WINBOND, PCI_DEVICE_ID_WINBOND_83C553):
+		return 0;
+
+	case DEV(PCI_VENDOR_ID_WINBOND, PCI_DEVICE_ID_WINBOND_82C105):
+		return IRQ_ISA_HARDDISK1;
+
+	case DEV(PCI_VENDOR_ID_INTERG, PCI_DEVICE_ID_INTERG_2000):
+	case DEV(PCI_VENDOR_ID_INTERG, PCI_DEVICE_ID_INTERG_2010):
+	case DEV(PCI_VENDOR_ID_INTERG, PCI_DEVICE_ID_INTERG_5000):
+		return IRQ_NETWINDER_VGA;
+
+	case DEV(PCI_VENDOR_ID_DEC, PCI_DEVICE_ID_DEC_21285):
+		return 0;
+
+	default:
+		printk(KERN_ERR "PCI: %02X:%02X [%04X:%04X] unknown device\n",
+			dev->bus->number, dev->devfn,
+			dev->vendor, dev->device);
+		return 0;
+	}
+}
+
+struct hw_pci netwinder_pci __initdata = {
+	init:		dc21285_init,
+	swizzle:	no_swizzle,
+	map_irq:	netwinder_map_irq,
+};