imported original firmware WRT54GL_v4.30.11_11_US

1 files changed, 41 insertions, 0 deletions

diff --git a/release/src/linux/linux/arch/mips/brcm-boards/bcm947xx/prom.c b/release/src/linux/linux/arch/mips/brcm-boards/bcm947xx/prom.c
new file mode 100644
index 00000000..242dafb9
--- /dev/null
+++ b/release/src/linux/linux/arch/mips/brcm-boards/bcm947xx/prom.c
@@ -0,0 +1,41 @@
+/*
+ * Early initialization code for BCM94710 boards
+ *
+ * Copyright 2005, Broadcom Corporation
+ * All Rights Reserved.
+ * 
+ * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
+ * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
+ * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
+ *
+ * $Id: prom.c,v 1.1.1.7 2005/03/07 07:30:37 kanki Exp $
+ */
+
+#include <linux/config.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <asm/bootinfo.h>
+
+void __init
+prom_init(int argc, const char **argv)
+{
+	unsigned long mem;
+
+        mips_machgroup = MACH_GROUP_BRCM;
+        mips_machtype = MACH_BCM947XX;
+
+	/* Figure out memory size by finding aliases */
+	for (mem = (1 << 20); mem < (128 << 20); mem += (1 << 20)) {
+		if (*(unsigned long *)((unsigned long)(prom_init) + mem) == 
+		    *(unsigned long *)(prom_init))
+			break;
+	}
+	add_memory_region(0, mem, BOOT_MEM_RAM);
+}
+
+void __init
+prom_free_prom_memory(void)
+{
+}