patch-2.4.13 linux/include/asm-sh/uaccess.h
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- Lines: 76
- Date:
Mon Oct 15 13:36:48 2001
- Orig file:
v2.4.12/linux/include/asm-sh/uaccess.h
- Orig date:
Sun Sep 23 11:41:01 2001
diff -u --recursive --new-file v2.4.12/linux/include/asm-sh/uaccess.h linux/include/asm-sh/uaccess.h
@@ -1,4 +1,4 @@
-/* $Id: uaccess.h,v 1.12 2001/07/27 06:09:47 gniibe Exp $
+/* $Id: uaccess.h,v 1.13 2001/10/01 02:22:01 gniibe Exp $
*
* User space memory access functions
*
@@ -150,6 +150,7 @@
case 1: __put_user_asm("b"); break; \
case 2: __put_user_asm("w"); break; \
case 4: __put_user_asm("l"); break; \
+case 8: __put_user_u64(__pu_val,__pu_addr,__pu_err); break; \
default: __put_user_unknown(); break; \
} __pu_err; })
@@ -165,6 +166,7 @@
case 1: __put_user_asm("b"); break; \
case 2: __put_user_asm("w"); break; \
case 4: __put_user_asm("l"); break; \
+case 8: __put_user_u64(__pu_val,__pu_addr,__pu_err); break; \
default: __put_user_unknown(); break; \
} } __pu_err; })
@@ -189,6 +191,53 @@
:"=&r" (__pu_err) \
:"r" (__pu_val), "m" (__m(__pu_addr)), "i" (-EFAULT) \
:"memory"); })
+
+#if defined(__LITTLE_ENDIAN__)
+#define __put_user_u64(val,addr,retval) \
+({ \
+__asm__ __volatile__( \
+ "1:\n\t" \
+ "mov.l %R1,%2\n\t" \
+ "mov.l %S1,%T2\n\t" \
+ "mov #0,%0\n" \
+ "2:\n" \
+ ".section .fixup,\"ax\"\n" \
+ "3:\n\t" \
+ "nop\n\t" \
+ "mov.l 4f,%0\n\t" \
+ "jmp @%0\n\t" \
+ " mov %3,%0\n" \
+ "4: .long 2b\n\t" \
+ ".previous\n" \
+ ".section __ex_table,\"a\"\n\t" \
+ ".long 1b, 3b\n\t" \
+ ".previous" \
+ : "=r" (retval) \
+ : "r" (val), "m" (__m(addr)), "i" (-EFAULT) \
+ : "memory"); })
+#else
+({ \
+__asm__ __volatile__( \
+ "1:\n\t" \
+ "mov.l %S1,%2\n\t" \
+ "mov.l %R1,%T2\n\t" \
+ "mov #0,%0\n" \
+ "2:\n" \
+ ".section .fixup,\"ax\"\n" \
+ "3:\n\t" \
+ "nop\n\t" \
+ "mov.l 4f,%0\n\t" \
+ "jmp @%0\n\t" \
+ " mov %3,%0\n" \
+ "4: .long 2b\n\t" \
+ ".previous\n" \
+ ".section __ex_table,\"a\"\n\t" \
+ ".long 1b, 3b\n\t" \
+ ".previous" \
+ : "=r" (retval) \
+ : "r" (val), "m" (__m(addr)), "i" (-EFAULT) \
+ : "memory"); })
+#endif
extern void __put_user_unknown(void);
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