mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-15 07:58:06 +02:00
61 lines
1.9 KiB
Diff
61 lines
1.9 KiB
Diff
|
From db94c8c3ec831b5fab828487ba05041bc048fccf Mon Sep 17 00:00:00 2001
|
||
|
|
From: Kurt Mahan <kmahan@freescale.com>
|
||
|
|
Date: Tue, 15 Jul 2008 17:48:11 -0600
|
||
|
|
Subject: [PATCH] Move VMALLOC region to a valid area.
|
||
|
|
|
||
|
|
LTIBName: mcfv4e-vmalloc-fix
|
||
|
|
Signed-off-by: Kurt Mahan <kmahan@freescale.com>
|
||
|
|
---
|
||
|
|
arch/m68k/mm/cf-mmu.c | 7 +------
|
||
|
|
include/asm-m68k/pgtable.h | 6 +++++-
|
||
|
|
2 files changed, 6 insertions(+), 7 deletions(-)
|
||
|
|
|
||
|
|
--- a/arch/m68k/mm/cf-mmu.c
|
||
|
|
+++ b/arch/m68k/mm/cf-mmu.c
|
||
|
|
@@ -35,7 +35,7 @@
|
||
|
|
#include <asm/coldfire.h>
|
||
|
|
#include <asm/tlbflush.h>
|
||
|
|
|
||
|
|
-#define KMAPAREA(x) ((x >= KMAP_START) && ( x < KMAP_END))
|
||
|
|
+#define KMAPAREA(x) ((x >= VMALLOC_START) && ( x < KMAP_END))
|
||
|
|
|
||
|
|
#undef DEBUG
|
||
|
|
|
||
|
|
@@ -62,11 +62,6 @@ void free_initmem(void)
|
||
|
|
unsigned long start = (unsigned long)&__init_begin;
|
||
|
|
unsigned long end = (unsigned long)&__init_end;
|
||
|
|
|
||
|
|
-/*
|
||
|
|
- * JKM -- revisit -- the latest round of vmlinux.lds changes has caused
|
||
|
|
- * a little grief with how init areas are handled. With the new toolchain
|
||
|
|
- * release I'll fix this.
|
||
|
|
- */
|
||
|
|
printk(KERN_INFO "free_initmem: __init_begin = 0x%lx __init_end = 0x%lx\n", start, end);
|
||
|
|
|
||
|
|
addr = (unsigned long)&__init_begin;
|
||
|
|
--- a/include/asm-m68k/pgtable.h
|
||
|
|
+++ b/include/asm-m68k/pgtable.h
|
||
|
|
@@ -73,7 +73,9 @@
|
||
|
|
#define KMAP_START 0x0DC00000
|
||
|
|
#define KMAP_END 0x0E000000
|
||
|
|
#elif defined(CONFIG_COLDFIRE)
|
||
|
|
-#define KMAP_START 0xd0000000
|
||
|
|
+#define VMALLOC_START 0xc0000000
|
||
|
|
+#define VMALLOC_END 0xcfffffff
|
||
|
|
+#define KMAP_START (VMALLOC_END + 1)
|
||
|
|
#define KMAP_END 0xe0000000
|
||
|
|
#else
|
||
|
|
#define KMAP_START 0xd0000000
|
||
|
|
@@ -88,9 +90,11 @@
|
||
|
|
* The vmalloc() routines leaves a hole of 4kB between each vmalloced
|
||
|
|
* area for the same reason. ;)
|
||
|
|
*/
|
||
|
|
+#if !defined(CONFIG_COLDFIRE)
|
||
|
|
#define VMALLOC_OFFSET (8*1024*1024)
|
||
|
|
#define VMALLOC_START (((unsigned long) high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
|
||
|
|
#define VMALLOC_END KMAP_START
|
||
|
|
+#endif
|
||
|
|
#else
|
||
|
|
extern unsigned long vmalloc_end;
|
||
|
|
#define VMALLOC_START 0x0f800000
|