1 /* NG2copy_to_user.S: Niagara-2 optimized copy to userspace.
3 * Copyright (C) 2007 David S. Miller (davem@davemloft.net)
8 .section __ex_table,"a";\
10 .word 98b, __retl_one_asi;\
18 #ifndef ASI_BLK_AIUS_4V
19 #define ASI_BLK_AIUS_4V 0x17
22 #ifndef ASI_BLK_INIT_QUAD_LDD_AIUS
23 #define ASI_BLK_INIT_QUAD_LDD_AIUS 0x23
26 #define FUNC_NAME NG2copy_to_user
27 #define STORE(type,src,addr) type##a src, [addr] ASI_AIUS
28 #define STORE_ASI ASI_BLK_INIT_QUAD_LDD_AIUS
29 #define STORE_BLK(src,addr) stda src, [addr] ASI_BLK_AIUS_4V
30 #define EX_RETVAL(x) 0
33 /* Writing to %asi is _expensive_ so we hardcode it.
34 * Reading %asi to check for KERNEL_DS is comparatively
40 bne,pn %icc, ___copy_in_user; \
44 #include "NG2memcpy.S"