1 files changed, 51 insertions, 0 deletions

diff --git a/include/asm-ppc/mpc8260_pci9.h b/include/asm-ppc/mpc8260_pci9.h
new file mode 100644
index 000000000000..26b3f6e787bc
--- /dev/null
+++ b/include/asm-ppc/mpc8260_pci9.h
@@ -0,0 +1,51 @@
+/* include/asm-ppc/mpc8260_pci9.h
+ *
+ * Undefine the PCI read* and in* macros so we can define them as functions
+ * that implement the workaround for the MPC8260 device erratum PCI 9.
+ *
+ * This header file should only be included at the end of include/asm-ppc/io.h
+ * and never included directly anywhere else.
+ *
+ * Author:  andy_lowe@mvista.com
+ *
+ * 2003 (c) MontaVista Software, Inc. This file is licensed under
+ * the terms of the GNU General Public License version 2. This program
+ * is licensed "as is" without any warranty of any kind, whether express
+ * or implied.
+ */
+#ifndef _PPC_IO_H
+#error "Do not include mpc8260_pci9.h directly."
+#endif
+
+#ifdef __KERNEL__
+#ifndef __CONFIG_8260_PCI9_DEFS
+#define __CONFIG_8260_PCI9_DEFS
+
+#undef readb
+#undef readw
+#undef readl
+#undef insb
+#undef insw
+#undef insl
+#undef inb
+#undef inw
+#undef inl
+#undef insw_ns
+#undef insl_ns
+#undef memcpy_fromio
+
+extern int readb(volatile unsigned char *addr);
+extern int readw(volatile unsigned short *addr);
+extern unsigned readl(volatile unsigned *addr);
+extern void insb(unsigned port, void *buf, int ns);
+extern void insw(unsigned port, void *buf, int ns);
+extern void insl(unsigned port, void *buf, int nl);
+extern int inb(unsigned port);
+extern int inw(unsigned port);
+extern unsigned inl(unsigned port);
+extern void insw_ns(unsigned port, void *buf, int ns);
+extern void insl_ns(unsigned port, void *buf, int nl);
+extern void *memcpy_fromio(void *dest, unsigned long src, size_t count);
+
+#endif /* !__CONFIG_8260_PCI9_DEFS */
+#endif /* __KERNEL__ */