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-rw-r--r--include/asm-arm26/uaccess-asm.h153
1 files changed, 0 insertions, 153 deletions
diff --git a/include/asm-arm26/uaccess-asm.h b/include/asm-arm26/uaccess-asm.h
deleted file mode 100644
index ade76ec0299..00000000000
--- a/include/asm-arm26/uaccess-asm.h
+++ /dev/null
@@ -1,153 +0,0 @@
-/*
- * linux/include/asm-arm/proc-armo/uaccess.h
- *
- * Copyright (C) 1996 Russell King
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-/*
- * The fs functions are implemented on the ARM2 and ARM3 architectures
- * manually.
- * Use *_user functions to access user memory with faulting behaving
- * as though the user is accessing the memory.
- * Use set_fs(get_ds()) and then the *_user functions to allow them to
- * access kernel memory.
- */
-
-/*
- * These are the values used to represent the user `fs' and the kernel `ds'
- * FIXME - the KERNEL_DS should end at 0x03000000 but we want to access ROM at
- * 0x03400000. ideally we want to forbid access to the IO space inbetween.
- */
-#define KERNEL_DS 0x03FFFFFF
-#define USER_DS 0x02000000
-
-extern uaccess_t uaccess_user, uaccess_kernel;
-
-static inline void set_fs (mm_segment_t fs)
-{
- current_thread_info()->addr_limit = fs;
- current->thread.uaccess = (fs == USER_DS ? &uaccess_user : &uaccess_kernel);
-}
-
-#define __range_ok(addr,size) ({ \
- unsigned long flag, roksum; \
- __asm__ __volatile__("subs %1, %0, %3; cmpcs %1, %2; movcs %0, #0" \
- : "=&r" (flag), "=&r" (roksum) \
- : "r" (addr), "Ir" (size), "0" (current_thread_info()->addr_limit) \
- : "cc"); \
- flag; })
-
-#define __addr_ok(addr) ({ \
- unsigned long flag; \
- __asm__ __volatile__("cmp %2, %0; movlo %0, #0" \
- : "=&r" (flag) \
- : "0" (current_thread_info()->addr_limit), "r" (addr) \
- : "cc"); \
- (flag == 0); })
-
-#define __put_user_asm_byte(x,addr,err) \
- __asm__ __volatile__( \
- " mov r0, %1\n" \
- " mov r1, %2\n" \
- " mov r2, %0\n" \
- " mov lr, pc\n" \
- " mov pc, %3\n" \
- " mov %0, r2\n" \
- : "=r" (err) \
- : "r" (x), "r" (addr), "r" (current->thread.uaccess->put_byte), \
- "0" (err) \
- : "r0", "r1", "r2", "lr")
-
-#define __put_user_asm_half(x,addr,err) \
- __asm__ __volatile__( \
- " mov r0, %1\n" \
- " mov r1, %2\n" \
- " mov r2, %0\n" \
- " mov lr, pc\n" \
- " mov pc, %3\n" \
- " mov %0, r2\n" \
- : "=r" (err) \
- : "r" (x), "r" (addr), "r" (current->thread.uaccess->put_half), \
- "0" (err) \
- : "r0", "r1", "r2", "lr")
-
-#define __put_user_asm_word(x,addr,err) \
- __asm__ __volatile__( \
- " mov r0, %1\n" \
- " mov r1, %2\n" \
- " mov r2, %0\n" \
- " mov lr, pc\n" \
- " mov pc, %3\n" \
- " mov %0, r2\n" \
- : "=r" (err) \
- : "r" (x), "r" (addr), "r" (current->thread.uaccess->put_word), \
- "0" (err) \
- : "r0", "r1", "r2", "lr")
-
-#define __put_user_asm_dword(x,addr,err) \
- __asm__ __volatile__( \
- " mov r0, %1\n" \
- " mov r1, %2\n" \
- " mov r2, %0\n" \
- " mov lr, pc\n" \
- " mov pc, %3\n" \
- " mov %0, r2\n" \
- : "=r" (err) \
- : "r" (x), "r" (addr), "r" (current->thread.uaccess->put_dword), \
- "0" (err) \
- : "r0", "r1", "r2", "lr")
-
-#define __get_user_asm_byte(x,addr,err) \
- __asm__ __volatile__( \
- " mov r0, %2\n" \
- " mov r1, %0\n" \
- " mov lr, pc\n" \
- " mov pc, %3\n" \
- " mov %0, r1\n" \
- " mov %1, r0\n" \
- : "=r" (err), "=r" (x) \
- : "r" (addr), "r" (current->thread.uaccess->get_byte), "0" (err) \
- : "r0", "r1", "r2", "lr")
-
-#define __get_user_asm_half(x,addr,err) \
- __asm__ __volatile__( \
- " mov r0, %2\n" \
- " mov r1, %0\n" \
- " mov lr, pc\n" \
- " mov pc, %3\n" \
- " mov %0, r1\n" \
- " mov %1, r0\n" \
- : "=r" (err), "=r" (x) \
- : "r" (addr), "r" (current->thread.uaccess->get_half), "0" (err) \
- : "r0", "r1", "r2", "lr")
-
-#define __get_user_asm_word(x,addr,err) \
- __asm__ __volatile__( \
- " mov r0, %2\n" \
- " mov r1, %0\n" \
- " mov lr, pc\n" \
- " mov pc, %3\n" \
- " mov %0, r1\n" \
- " mov %1, r0\n" \
- : "=r" (err), "=r" (x) \
- : "r" (addr), "r" (current->thread.uaccess->get_word), "0" (err) \
- : "r0", "r1", "r2", "lr")
-
-#define __do_copy_from_user(to,from,n) \
- (n) = current->thread.uaccess->copy_from_user((to),(from),(n))
-
-#define __do_copy_to_user(to,from,n) \
- (n) = current->thread.uaccess->copy_to_user((to),(from),(n))
-
-#define __do_clear_user(addr,sz) \
- (sz) = current->thread.uaccess->clear_user((addr),(sz))
-
-#define __do_strncpy_from_user(dst,src,count,res) \
- (res) = current->thread.uaccess->strncpy_from_user(dst,src,count)
-
-#define __do_strnlen_user(s,n,res) \
- (res) = current->thread.uaccess->strnlen_user(s,n)