summaryrefslogtreecommitdiff
path: root/ANDROID_3.4.5/arch/hexagon/include/asm/fixmap.h
diff options
context:
space:
mode:
Diffstat (limited to 'ANDROID_3.4.5/arch/hexagon/include/asm/fixmap.h')
-rw-r--r--ANDROID_3.4.5/arch/hexagon/include/asm/fixmap.h73
1 files changed, 0 insertions, 73 deletions
diff --git a/ANDROID_3.4.5/arch/hexagon/include/asm/fixmap.h b/ANDROID_3.4.5/arch/hexagon/include/asm/fixmap.h
deleted file mode 100644
index b27f4941..00000000
--- a/ANDROID_3.4.5/arch/hexagon/include/asm/fixmap.h
+++ /dev/null
@@ -1,73 +0,0 @@
-/*
- * Fixmap support for Hexagon - enough to support highmem features
- *
- * Copyright (c) 2010-2011, Code Aurora Forum. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 and
- * only version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA.
- */
-
-#ifndef _ASM_FIXMAP_H
-#define _ASM_FIXMAP_H
-
-/*
- * A lot of the fixmap info is already in mem-layout.h
- */
-#include <asm/mem-layout.h>
-
-/*
- * Full fixmap support involves set_fixmap() functions, but
- * these may not be needed if all we're after is an area for
- * highmem kernel mappings.
- */
-#define __fix_to_virt(x) (FIXADDR_TOP - ((x) << PAGE_SHIFT))
-#define __virt_to_fix(x) ((FIXADDR_TOP - ((x)&PAGE_MASK)) >> PAGE_SHIFT)
-
-extern void __this_fixmap_does_not_exist(void);
-
-/**
- * fix_to_virt -- "index to address" translation.
- *
- * If anyone tries to use the idx directly without translation,
- * we catch the bug with a NULL-deference kernel oops. Illegal
- * ranges of incoming indices are caught too.
- */
-static inline unsigned long fix_to_virt(const unsigned int idx)
-{
- /*
- * This branch gets completely eliminated after inlining,
- * except when someone tries to use fixaddr indices in an
- * illegal way. (such as mixing up address types or using
- * out-of-range indices).
- *
- * If it doesn't get removed, the linker will complain
- * loudly with a reasonably clear error message..
- */
- if (idx >= __end_of_fixed_addresses)
- __this_fixmap_does_not_exist();
-
- return __fix_to_virt(idx);
-}
-
-static inline unsigned long virt_to_fix(const unsigned long vaddr)
-{
- BUG_ON(vaddr >= FIXADDR_TOP || vaddr < FIXADDR_START);
- return __virt_to_fix(vaddr);
-}
-
-#define kmap_get_fixmap_pte(vaddr) \
- pte_offset_kernel(pmd_offset(pud_offset(pgd_offset_k(vaddr), \
- (vaddr)), (vaddr)), (vaddr))
-
-#endif