patch-2.4.4 linux/arch/arm/mach-ebsa110/mm.c

• Lines: 44
• Date: Thu Apr 12 12:20:31 2001
• Orig file: v2.4.3/linux/arch/arm/mach-ebsa110/mm.c
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.4.3/linux/arch/arm/mach-ebsa110/mm.c linux/arch/arm/mach-ebsa110/mm.c
@@ -0,0 +1,43 @@
+/*
+ *  linux/arch/arm/mach-ebsa110/mm.c
+ *
+ *  Copyright (C) 1998-1999 Russell King
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ *  Extra MM routines for the EBSA-110 architecture
+ */
+#include <linux/mm.h>
+#include <linux/init.h>
+
+#include <asm/hardware.h>
+#include <asm/pgtable.h>
+#include <asm/page.h>
+
+#include <asm/mach/map.h>
+
+#include "hardware.h"
+ 
+static struct map_desc ebsa110_io_desc[] __initdata = {
+	/*
+	 * sparse external-decode ISAIO space
+	 */
+	{ IRQ_STAT,    TRICK4_PHYS, PGDIR_SIZE,  DOMAIN_IO, 0, 1, 0, 0 }, /* IRQ_STAT/IRQ_MCLR */
+	{ IRQ_MASK,    TRICK3_PHYS, PGDIR_SIZE,  DOMAIN_IO, 0, 1, 0, 0 }, /* IRQ_MASK/IRQ_MSET */
+	{ SOFT_BASE,   TRICK1_PHYS, PGDIR_SIZE,  DOMAIN_IO, 0, 1, 0, 0 }, /* SOFT_BASE */
+	{ PIT_BASE,    TRICK0_PHYS, PGDIR_SIZE,  DOMAIN_IO, 0, 1, 0, 0 }, /* PIT_BASE */
+
+	/*
+	 * self-decode ISAIO space
+	 */
+	{ ISAIO_BASE,  ISAIO_PHYS,  ISAIO_SIZE,  DOMAIN_IO, 0, 1, 0, 0 },
+	{ ISAMEM_BASE, ISAMEM_PHYS, ISAMEM_SIZE, DOMAIN_IO, 0, 1, 0, 0 },
+	LAST_DESC
+};
+
+void __init ebsa110_map_io(void)
+{
+	iotable_init(ebsa110_io_desc);
+}