mtd: nand: omap: Fix comment in platform data using wrong Kconfig symbol
[linux/fpc-iii.git] / arch / sparc / lib / M7copy_to_user.S
bloba60ac467f808d260d2deda875614af12ec33150e
1 /*
2  * M7copy_to_user.S: SPARC M7 optimized copy to userspace.
3  *
4  * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
5  */
8 #define EX_ST(x, y)                     \
9 98:     x;                              \
10         .section __ex_table,"a";        \
11         .align 4;                       \
12         .word 98b, y;                   \
13         .text;                          \
14         .align 4;
16 #define EX_ST_FP(x, y)                  \
17 98:     x;                              \
18         .section __ex_table,"a";        \
19         .align 4;                       \
20         .word 98b, y##_fp;              \
21         .text;                          \
22         .align 4;
25 #ifndef ASI_AIUS
26 #define ASI_AIUS        0x11
27 #endif
29 #ifndef ASI_BLK_INIT_QUAD_LDD_AIUS
30 #define ASI_BLK_INIT_QUAD_LDD_AIUS 0x23
31 #endif
33 #define FUNC_NAME               M7copy_to_user
34 #define STORE(type,src,addr)    type##a src, [addr] %asi
35 #define STORE_ASI               ASI_BLK_INIT_QUAD_LDD_AIUS
36 #define STORE_MRU_ASI           ASI_ST_BLKINIT_MRU_S
37 #define EX_RETVAL(x)            0
39 #ifdef __KERNEL__
40         /* Writing to %asi is _expensive_ so we hardcode it.
41          * Reading %asi to check for KERNEL_DS is comparatively
42          * cheap.
43          */
44 #define PREAMBLE                                        \
45         rd              %asi, %g1;                      \
46         cmp             %g1, ASI_AIUS;                  \
47         bne,pn          %icc, raw_copy_in_user;         \
48          nop
49 #endif
51 #include "M7memcpy.S"