patch-2.4.9 linux/arch/arm/mach-sa1100/cerf.c

• Lines: 63
• Date: Sun Aug 12 11:13:59 2001
• Orig file: v2.4.8/linux/arch/arm/mach-sa1100/cerf.c
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.4.8/linux/arch/arm/mach-sa1100/cerf.c linux/arch/arm/mach-sa1100/cerf.c
@@ -0,0 +1,62 @@
+/*
+ * linux/arch/arm/mach-sa1100/cerf.c
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/tty.h>
+
+#include <asm/hardware.h>
+#include <asm/setup.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/serial_sa1100.h>
+
+#include "generic.h"
+
+
+static void __init
+fixup_cerf(struct machine_desc *desc, struct param_struct *params,
+	   char **cmdline, struct meminfo *mi)
+{
+#ifdef CONFIG_SA1100_CERF_32MB
+	// 32MB RAM
+	SET_BANK( 0, 0xc0000000, 32*1024*1024 );
+	mi->nr_banks = 1;
+#else
+	// 16Meg Ram.
+	SET_BANK( 0, 0xc0000000, 8*1024*1024 );
+	SET_BANK( 1, 0xc8000000, 8*1024*1024 );			// comment this out for 8MB Cerfs
+	mi->nr_banks = 2;
+#endif
+
+	ROOT_DEV = MKDEV(RAMDISK_MAJOR,0);
+	setup_ramdisk(1,  0, 0, 8192);
+	// Save 2Meg for RAMDisk
+	setup_initrd(0xc0500000, 3*1024*1024);
+}
+
+static struct map_desc cerf_io_desc[] __initdata = {
+ /* virtual     physical    length      domain     r  w  c  b */
+  { 0xe8000000, 0x00000000, 0x01000000, DOMAIN_IO, 1, 1, 0, 0 }, /* Flash bank 0 */
+  { 0xf0000000, 0x08000000, 0x00100000, DOMAIN_IO, 1, 1, 0, 0 }, /* Crystal Chip */
+  LAST_DESC
+};
+
+static void __init cerf_map_io(void)
+{
+	sa1100_map_io();
+	iotable_init(cerf_io_desc);
+
+	sa1100_register_uart(0, 3);
+	sa1100_register_uart(1, 1);
+}
+
+MACHINE_START(CERF, "Intrinsyc CerfBoard")
+	MAINTAINER("Pieter Truter")
+	BOOT_MEM(0xc0000000, 0x80000000, 0xf8000000)
+	FIXUP(fixup_cerf)
+	MAPIO(cerf_map_io)
+	INITIRQ(sa1100_init_irq)
+MACHINE_END