patch-2.3.43 linux/arch/ppc/kernel/galaxy_pci.c

• Lines: 103
• Date: Thu Feb 10 12:37:51 2000
• Orig file: v2.3.42/linux/arch/ppc/kernel/galaxy_pci.c
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.3.42/linux/arch/ppc/kernel/galaxy_pci.c linux/arch/ppc/kernel/galaxy_pci.c
@@ -0,0 +1,102 @@
+/*
+ *
+ *    Copyright (c) 2000 Grant Erickson <grant@borg.umn.edu>
+ *    All rights reserved.
+ *
+ *    Module name: galaxy_pci.c
+ *
+ *    Description:
+ *      PCI interface code for the IBM PowerPC 405GP on-chip PCI bus
+ *      interface.
+ *
+ *      Why is this file called "galaxy_pci"? Because on the original
+ *      IBM "Walnut" evaluation board schematic I have, the 405GP is
+ *      is labeled "GALAXY".
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/pci.h>
+#include <linux/string.h>
+#include <linux/init.h>
+
+#include <asm/processor.h>
+#include <asm/system.h>
+#include <asm/io.h>
+#include <asm/machdep.h>
+
+#include "pci.h"
+
+
+/* Preprocessor Defines */
+
+#define	PCICFGADDR	(volatile unsigned int *)(0xEEC00000)
+#define	PCICFGDATA	(volatile unsigned int *)(0xEEC00004)
+
+
+/* Function Prototypes */
+
+decl_config_access_method(galaxy);
+
+
+void __init
+galaxy_pcibios_fixup(void)
+{
+
+}
+
+void __init
+galaxy_setup_pci_ptrs(void)
+{
+	set_config_access_method(galaxy);
+
+	ppc_md.pcibios_fixup = galaxy_pcibios_fixup;
+}
+
+int
+galaxy_pcibios_read_config_byte(unsigned char bus, unsigned char dev_fn,
+				unsigned char offset, unsigned char *val)
+{
+
+	return (PCIBIOS_SUCCESSFUL);
+}
+
+int
+galaxy_pcibios_read_config_word(unsigned char bus, unsigned char dev_fn,
+				unsigned char offset, unsigned short *val)
+{
+
+	return (PCIBIOS_SUCCESSFUL);
+}
+
+int
+galaxy_pcibios_read_config_dword(unsigned char bus, unsigned char dev_fn,
+				 unsigned char offset, unsigned int *val)
+{
+
+	return (PCIBIOS_SUCCESSFUL);
+}
+
+int
+galaxy_pcibios_write_config_byte(unsigned char bus, unsigned char dev_fn,
+				 unsigned char offset, unsigned char val)
+{
+
+	return (PCIBIOS_SUCCESSFUL);
+}
+
+int
+galaxy_pcibios_write_config_word(unsigned char bus, unsigned char dev_fn,
+				 unsigned char offset, unsigned short val)
+{
+
+	return (PCIBIOS_SUCCESSFUL);
+}
+
+int
+galaxy_pcibios_write_config_dword(unsigned char bus, unsigned char dev_fn,
+				  unsigned char offset, unsigned int val)
+{
+
+	return (PCIBIOS_SUCCESSFUL);
+}