index
:
litmus-rt.git
archive/unc-master-3.0
archived-2013.1
archived-private-master
archived-semi-part
demo
ecrts-pgm-final
ecrts14-pgm-final
gpusync-rtss12
gpusync/staging
linux-tip
litmus2008-patch-series
master
pgm
prop/litmus-signals
prop/robust-tie-break
staging
test
tracing-devel
v2.6.34-with-arm-patches
v2015.1
wip-2011.2-bbb
wip-2011.2-bbb-trace
wip-2012.3-gpu
wip-2012.3-gpu-preport
wip-2012.3-gpu-rtss13
wip-2012.3-gpu-sobliv-budget-w-kshark
wip-aedzl-final
wip-aedzl-revised
wip-arbit-deadline
wip-aux-tasks
wip-bbb
wip-bbb-prio-don
wip-better-break
wip-binary-heap
wip-budget
wip-color
wip-color-jlh
wip-d10-hz1000
wip-default-clustering
wip-dissipation-jerickso
wip-dissipation2-jerickso
wip-ecrts14-pgm
wip-edf-hsb
wip-edf-os
wip-edf-tie-break
wip-edzl-critique
wip-edzl-final
wip-edzl-revised
wip-events
wip-extra-debug
wip-fix-switch-jerickso
wip-fix3
wip-fmlp-dequeue
wip-ft-irq-flag
/* U1copy_to_user.S: UltraSparc-I/II/IIi/IIe optimized copy to userspace.
*
* Copyright (C) 1999, 2000, 2004 David S. Miller (davem@redhat.com)
*/
#define EX_ST(x) \
98
:
x; \
.section __ex_table,
"a"
;\
.align 4; \
.word 98b, __retl_one; \
.text; \
.align 4;
#define FUNC_NAME ___copy_to_user
#define STORE(type,src,addr) type##a src, [addr] ASI_AIUS
#define STORE_BLK(src,addr) stda src, [addr] ASI_BLK_AIUS
#define EX_RETVAL(x) 0
/* Writing to %asi is _expensive_ so we hardcode it.
* Reading %asi to check for KERNEL_DS is comparatively
* cheap.
*/
#define PREAMBLE \
rd
%
asi
, %
g1; \
cmp
%
g1
,
ASI_AIUS; \
bne
,
pn
%
icc
,
___copy_in_user; \
nop
; \
#include "U1memcpy.S"