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-rw-r--r--arch/frv/include/asm/highmem.h149
1 files changed, 0 insertions, 149 deletions
diff --git a/arch/frv/include/asm/highmem.h b/arch/frv/include/asm/highmem.h
deleted file mode 100644
index 1f58938703ab..000000000000
--- a/arch/frv/include/asm/highmem.h
+++ /dev/null
@@ -1,149 +0,0 @@
-/* highmem.h: virtual kernel memory mappings for high memory
- *
- * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells (dhowells@redhat.com)
- * - Derived from include/asm-i386/highmem.h
- *
- * See Documentation/frv/mmu-layout.txt for more information.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
-
-#ifndef _ASM_HIGHMEM_H
-#define _ASM_HIGHMEM_H
-
-#ifdef __KERNEL__
-
-#include <linux/init.h>
-#include <linux/highmem.h>
-#include <asm/mem-layout.h>
-#include <asm/spr-regs.h>
-#include <asm/mb-regs.h>
-
-#define NR_TLB_LINES 64 /* number of lines in the TLB */
-
-#ifndef __ASSEMBLY__
-
-#include <linux/interrupt.h>
-#include <asm/kmap_types.h>
-#include <asm/pgtable.h>
-
-#ifdef CONFIG_DEBUG_HIGHMEM
-#define HIGHMEM_DEBUG 1
-#else
-#define HIGHMEM_DEBUG 0
-#endif
-
-/* declarations for highmem.c */
-extern unsigned long highstart_pfn, highend_pfn;
-
-#define kmap_prot PAGE_KERNEL
-#define kmap_pte ______kmap_pte_in_TLB
-extern pte_t *pkmap_page_table;
-
-#define flush_cache_kmaps() do { } while (0)
-
-/*
- * Right now we initialize only a single pte table. It can be extended
- * easily, subsequent pte tables have to be allocated in one physical
- * chunk of RAM.
- */
-#define LAST_PKMAP PTRS_PER_PTE
-#define LAST_PKMAP_MASK (LAST_PKMAP - 1)
-#define PKMAP_NR(virt) ((virt - PKMAP_BASE) >> PAGE_SHIFT)
-#define PKMAP_ADDR(nr) (PKMAP_BASE + ((nr) << PAGE_SHIFT))
-
-extern void *kmap_high(struct page *page);
-extern void kunmap_high(struct page *page);
-
-extern void *kmap(struct page *page);
-extern void kunmap(struct page *page);
-
-#endif /* !__ASSEMBLY__ */
-
-/*
- * The use of kmap_atomic/kunmap_atomic is discouraged - kmap/kunmap
- * gives a more generic (and caching) interface. But kmap_atomic can
- * be used in IRQ contexts, so in some (very limited) cases we need
- * it.
- */
-#define KMAP_ATOMIC_CACHE_DAMR 8
-
-#ifndef __ASSEMBLY__
-
-#define __kmap_atomic_primary(cached, paddr, ampr) \
-({ \
- unsigned long damlr, dampr; \
- \
- dampr = paddr | xAMPRx_L | xAMPRx_M | xAMPRx_S | xAMPRx_SS_16Kb | xAMPRx_V; \
- \
- if (!cached) \
- asm volatile("movgs %0,dampr"#ampr :: "r"(dampr) : "memory"); \
- else \
- /* cache flush page attachment point */ \
- asm volatile("movgs %0,iampr"#ampr"\n" \
- "movgs %0,dampr"#ampr"\n" \
- :: "r"(dampr) : "memory" \
- ); \
- \
- asm("movsg damlr"#ampr",%0" : "=r"(damlr)); \
- \
- /*printk("DAMR"#ampr": PRIM sl=%d L=%08lx P=%08lx\n", type, damlr, dampr);*/ \
- \
- (void *) damlr; \
-})
-
-#define __kmap_atomic_secondary(slot, paddr) \
-({ \
- unsigned long damlr = KMAP_ATOMIC_SECONDARY_FRAME + (slot) * PAGE_SIZE; \
- unsigned long dampr = paddr | xAMPRx_L | xAMPRx_M | xAMPRx_S | xAMPRx_SS_16Kb | xAMPRx_V; \
- \
- asm volatile("movgs %0,tplr \n" \
- "movgs %1,tppr \n" \
- "tlbpr %0,gr0,#2,#1" \
- : : "r"(damlr), "r"(dampr) : "memory"); \
- \
- /*printk("TLB: SECN sl=%d L=%08lx P=%08lx\n", slot, damlr, dampr);*/ \
- \
- (void *) damlr; \
-})
-
-static inline void *kmap_atomic_primary(struct page *page)
-{
- unsigned long paddr;
-
- pagefault_disable();
- paddr = page_to_phys(page);
-
- return __kmap_atomic_primary(1, paddr, 2);
-}
-
-#define __kunmap_atomic_primary(cached, ampr) \
-do { \
- asm volatile("movgs gr0,dampr"#ampr"\n" ::: "memory"); \
- if (cached) \
- asm volatile("movgs gr0,iampr"#ampr"\n" ::: "memory"); \
-} while(0)
-
-#define __kunmap_atomic_secondary(slot, vaddr) \
-do { \
- asm volatile("tlbpr %0,gr0,#4,#1" : : "r"(vaddr) : "memory"); \
-} while(0)
-
-static inline void kunmap_atomic_primary(void *kvaddr)
-{
- __kunmap_atomic_primary(1, 2);
- pagefault_enable();
-}
-
-void *kmap_atomic(struct page *page);
-void __kunmap_atomic(void *kvaddr);
-
-#endif /* !__ASSEMBLY__ */
-
-#endif /* __KERNEL__ */
-
-#endif /* _ASM_HIGHMEM_H */