coreboot-kgpe-d16/src/cpu/x86/sse_disable.inc
Peter Stuge d08be7eecd Move files from src/cpu/x86/{fpu,mmx,sse}/ to x86/
Signed-off-by: Peter Stuge <peter@stuge.se>
Acked-by: Myles Watson <mylesgw@gmail.com>


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@4803 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
2009-10-17 15:01:00 +00:00

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PHP

/*
* Put the processor back into a reset state
* with respect to the xmm registers.
*/
xorps %xmm0, %xmm0
xorps %xmm1, %xmm1
xorps %xmm2, %xmm2
xorps %xmm3, %xmm3
xorps %xmm4, %xmm4
xorps %xmm5, %xmm5
xorps %xmm6, %xmm6
xorps %xmm7, %xmm7
/* Disable sse instructions */
movl %cr4, %eax
andl $~(3<<9), %eax
movl %eax, %cr4