| /**************************************************************************** |
| **************************************************************************** |
| *** |
| *** This header was automatically generated from a Linux kernel header |
| *** of the same name, to make information necessary for userspace to |
| *** call into the kernel available to libc. It contains only constants, |
| *** structures, and macros generated from the original header, and thus, |
| *** contains no copyrightable information. |
| *** |
| **************************************************************************** |
| ****************************************************************************/ |
| #ifndef _ASM_FIXMAP_H |
| #define _ASM_FIXMAP_H |
| |
| #include <linux/kernel.h> |
| #include <asm/page.h> |
| |
| enum fixed_addresses { |
| #define FIX_N_COLOURS 16 |
| FIX_CMAP_BEGIN, |
| FIX_CMAP_END = FIX_CMAP_BEGIN + FIX_N_COLOURS, |
| FIX_UNCACHED, |
| __end_of_fixed_addresses |
| }; |
| |
| #define set_fixmap(idx, phys) __set_fixmap(idx, phys, PAGE_KERNEL) |
| |
| #define set_fixmap_nocache(idx, phys) __set_fixmap(idx, phys, PAGE_KERNEL_NOCACHE) |
| |
| #define FIXADDR_TOP (P4SEG - PAGE_SIZE) |
| #define FIXADDR_SIZE (__end_of_fixed_addresses << PAGE_SHIFT) |
| #define FIXADDR_START (FIXADDR_TOP - FIXADDR_SIZE) |
| |
| #define __fix_to_virt(x) (FIXADDR_TOP - ((x) << PAGE_SHIFT)) |
| #define __virt_to_fix(x) ((FIXADDR_TOP - ((x)&PAGE_MASK)) >> PAGE_SHIFT) |
| |
| #endif |