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authorLinus Torvalds <torvalds@linux-foundation.org>2008-10-23 10:22:01 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-23 10:22:01 -0700
commit5b34653963de7a6d0d8c783527457d68fddc60fb (patch)
tree1a234741e1823a54cd0514616f783b4cf503a528 /include/asm-x86/gart.h
parent765426e8ee4c0ab2bc9d44951f4865b8494cdbd0 (diff)
parent5e1b00758b5a8bee9d42515bffdaf305a32f1b04 (diff)
Merge branch 'x86/um-header' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86/um-header' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (26 commits) x86: canonicalize remaining header guards x86: drop double underscores from header guards x86: Fix ASM_X86__ header guards x86, um: get rid of uml-config.h x86, um: get rid of arch/um/Kconfig.arch x86, um: get rid of arch/um/os symlink x86, um: get rid of excessive includes of uml-config.h x86, um: get rid of header symlinks x86, um: merge Kconfig.i386 and Kconfig.x86_64 x86, um: get rid of sysdep symlink x86, um: trim the junk from uml ptrace-*.h x86, um: take vm-flags.h to sysdep x86, um: get rid of uml asm/arch x86, um: get rid of uml highmem.h x86, um: get rid of uml unistd.h x86, um: get rid of system.h -> system.h include x86, um: uml atomic.h is not needed anymore x86, um: untangle uml ldt.h x86, um: get rid of more uml asm/arch uses x86, um: remove dead header (uml module-generic.h; never used these days) ...
Diffstat (limited to 'include/asm-x86/gart.h')
-rw-r--r--include/asm-x86/gart.h73
1 files changed, 0 insertions, 73 deletions
diff --git a/include/asm-x86/gart.h b/include/asm-x86/gart.h
deleted file mode 100644
index 605edb39ef9..00000000000
--- a/include/asm-x86/gart.h
+++ /dev/null
@@ -1,73 +0,0 @@
-#ifndef ASM_X86__GART_H
-#define ASM_X86__GART_H
-
-#include <asm/e820.h>
-
-extern void set_up_gart_resume(u32, u32);
-
-extern int fallback_aper_order;
-extern int fallback_aper_force;
-extern int fix_aperture;
-
-/* PTE bits. */
-#define GPTE_VALID 1
-#define GPTE_COHERENT 2
-
-/* Aperture control register bits. */
-#define GARTEN (1<<0)
-#define DISGARTCPU (1<<4)
-#define DISGARTIO (1<<5)
-
-/* GART cache control register bits. */
-#define INVGART (1<<0)
-#define GARTPTEERR (1<<1)
-
-/* K8 On-cpu GART registers */
-#define AMD64_GARTAPERTURECTL 0x90
-#define AMD64_GARTAPERTUREBASE 0x94
-#define AMD64_GARTTABLEBASE 0x98
-#define AMD64_GARTCACHECTL 0x9c
-#define AMD64_GARTEN (1<<0)
-
-extern int agp_amd64_init(void);
-
-static inline void enable_gart_translation(struct pci_dev *dev, u64 addr)
-{
- u32 tmp, ctl;
-
- /* address of the mappings table */
- addr >>= 12;
- tmp = (u32) addr<<4;
- tmp &= ~0xf;
- pci_write_config_dword(dev, AMD64_GARTTABLEBASE, tmp);
-
- /* Enable GART translation for this hammer. */
- pci_read_config_dword(dev, AMD64_GARTAPERTURECTL, &ctl);
- ctl |= GARTEN;
- ctl &= ~(DISGARTCPU | DISGARTIO);
- pci_write_config_dword(dev, AMD64_GARTAPERTURECTL, ctl);
-}
-
-static inline int aperture_valid(u64 aper_base, u32 aper_size, u32 min_size)
-{
- if (!aper_base)
- return 0;
-
- if (aper_base + aper_size > 0x100000000ULL) {
- printk(KERN_INFO "Aperture beyond 4GB. Ignoring.\n");
- return 0;
- }
- if (e820_any_mapped(aper_base, aper_base + aper_size, E820_RAM)) {
- printk(KERN_INFO "Aperture pointing to e820 RAM. Ignoring.\n");
- return 0;
- }
- if (aper_size < min_size) {
- printk(KERN_INFO "Aperture too small (%d MB) than (%d MB)\n",
- aper_size>>20, min_size>>20);
- return 0;
- }
-
- return 1;
-}
-
-#endif /* ASM_X86__GART_H */