patch-2.4.3 linux/include/asm-arm/arch-integrator/io.h

• Lines: 47
• Date: Fri Mar 2 18:38:39 2001
• Orig file: v2.4.2/linux/include/asm-arm/arch-integrator/io.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.4.2/linux/include/asm-arm/arch-integrator/io.h linux/include/asm-arm/arch-integrator/io.h
@@ -0,0 +1,46 @@
+/*
+ *  linux/include/asm-arm/arch-integrator/io.h
+ *
+ *  Copyright (C) 1999 ARM Limited
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#ifndef __ASM_ARM_ARCH_IO_H
+#define __ASM_ARM_ARCH_IO_H
+
+#define IO_SPACE_LIMIT 0xffff
+
+#define __io(a)			(PCI_IO_VADDR + (a))
+#define __mem_pci(a)		((unsigned long)(a))
+#define __mem_isa(a)		(PCI_MEMORY_VADDR + (unsigned long)(a))
+
+/*
+ * Generic virtual read/write
+ */
+#define __arch_getw(a)		(*(volatile unsigned short *)(a))
+#define __arch_putw(v,a)	(*(volatile unsigned short *)(a) = (v))
+
+/*
+ * Validate the pci memory address for ioremap.
+ */
+#define iomem_valid_addr(iomem,size)	\
+	((iomem) > 0 && (iomem) + (size) <= 0x20000000)
+
+/*
+ * Convert PCI memory space to a CPU physical address
+ */
+#define iomem_to_phys(iomem)	((iomem) + PHYS_PCI_MEM_BASE)
+
+#endif