[adm5120] experimental support for 2.6.27

[openwrt/svn-archive/archive.git] / target / linux / adm5120 / files-2.6.26 / arch / mips / adm5120 / prom / cfe.c

diff --git a/target/linux/adm5120/files-2.6.26/arch/mips/adm5120/prom/cfe.c b/target/linux/adm5120/files-2.6.26/arch/mips/adm5120/prom/cfe.c
deleted file mode 100644 (file)
index 5a343cd..0000000
--- a/target/linux/adm5120/files-2.6.26/arch/mips/adm5120/prom/cfe.c
+++ /dev/null
@@ -1,69 +0,0 @@
-/*
- *  Broadcom's CFE specific prom routines
- *
- *  Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
- *
- *  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.
- *
- */
-
-#include <linux/types.h>
-#include <linux/init.h>
-
-#include <asm/bootinfo.h>
-#include <asm/addrspace.h>
-
-#include <prom/cfe.h>
-#include "prom_read.h"
-
-/*
- * CFE based boards
- */
-#define CFE_EPTSEAL    0x43464531 /* CFE1 is the magic number to recognize CFE
-from other bootloaders */
-
-static int cfe_found;
-
-static u32 cfe_handle;
-static u32 cfe_entry;
-static u32 cfe_seal;
-
-int __init cfe_present(void)
-{
-       /*
-        * This method only works, when we are booted directly from the CFE.
-        */
-       u32 a1 = (u32) fw_arg1;
-
-       if (cfe_found)
-               return 1;
-
-       cfe_handle = (u32) fw_arg0;
-       cfe_entry = (u32) fw_arg2;
-       cfe_seal = (u32) fw_arg3;
-
-       /* Check for CFE by finding the CFE magic number */
-       if (cfe_seal != CFE_EPTSEAL)
-               return 0;
-
-       /* cfe_a1_val must be 0, because only one CPU present in the ADM5120 */
-       if (a1 != 0)
-               return 0;
-
-       /* The cfe_handle, and the cfe_entry must be kernel mode addresses */
-       if ((cfe_handle < KSEG0) || (cfe_entry < KSEG0))
-               return 0;
-
-       cfe_found = 1;
-       return 1;
-}
-
-char *cfe_getenv(char *envname)
-{
-       if (cfe_found == 0)
-               return NULL;
-
-       return NULL;
-}