arm64: dts: Revert "specify console via command line"
[linux/fpc-iii.git] / arch / sparc / lib / U1copy_to_user.S
blob15169851e7ab2e7b10d56865a4210de12bbd464e
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* U1copy_to_user.S: UltraSparc-I/II/IIi/IIe optimized copy to userspace.
3  *
4  * Copyright (C) 1999, 2000, 2004 David S. Miller (davem@redhat.com)
5  */
7 #define EX_ST(x,y)              \
8 98:     x;                      \
9         .section __ex_table,"a";\
10         .align 4;               \
11         .word 98b, y;           \
12         .text;                  \
13         .align 4;
15 #define EX_ST_FP(x,y)           \
16 98:     x;                      \
17         .section __ex_table,"a";\
18         .align 4;               \
19         .word 98b, y;           \
20         .text;                  \
21         .align 4;
23 #define FUNC_NAME               raw_copy_to_user
24 #define STORE(type,src,addr)    type##a src, [addr] ASI_AIUS
25 #define STORE_BLK(src,addr)     stda src, [addr] ASI_BLK_AIUS
26 #define EX_RETVAL(x)            0
28         /* Writing to %asi is _expensive_ so we hardcode it.
29          * Reading %asi to check for KERNEL_DS is comparatively
30          * cheap.
31          */
32 #define PREAMBLE                                        \
33         rd              %asi, %g1;                      \
34         cmp             %g1, ASI_AIUS;                  \
35         bne,pn          %icc, raw_copy_in_user;         \
36          nop;                                           \
38 #include "U1memcpy.S"