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Add a file missing from r508

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git-svn-id: svn://coreboot.org/openbios/trunk/openbios-devel@510 f158a5a8-5612-0410-a976-696ce0be7e32
This commit is contained in:
Blue Swirl
2009-07-12 10:13:39 +00:00
parent 9fc5e54819
commit 480883cebd
1 changed files with 44 additions and 0 deletions
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44
arch/sparc64/call-client.S Normal file
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@@ -0,0 +1,44 @@
.globl sparc64_of_client_interface
.data
.align 8
client_globals:
.skip 64
.text
.align 4
.register %g2, #scratch
.register %g3, #scratch
.register %g6, #scratch
.register %g7, #scratch
/*
make some more space on stack since linux kernel only provides 128 bytes
without memory to spill registers (used by gcc in -O0 mode)
*/
sparc64_of_client_interface:
/* make sure caller's windows are on caller's stack */
flushw
save %sp, -248, %sp
stx %g1, [%sp + 2047 + 192 + 0]
stx %g2, [%sp + 2047 + 192 + 16]
stx %g3, [%sp + 2047 + 192 + 24]
stx %g4, [%sp + 2047 + 192 + 32]
stx %g5, [%sp + 2047 + 192 + 40]
stx %g6, [%sp + 2047 + 192 + 48]
stx %g7, [%sp + 2047 + 192 + 56]
call of_client_interface
mov %i0, %o0
mov %o0, %i0
ldx [%sp + 2047 + 192 + 0], %g1
ldx [%sp + 2047 + 192 + 16], %g2
ldx [%sp + 2047 + 192 + 24], %g3
ldx [%sp + 2047 + 192 + 32], %g4
ldx [%sp + 2047 + 192 + 40], %g5
ldx [%sp + 2047 + 192 + 48], %g6
ldx [%sp + 2047 + 192 + 56], %g7
return %i7+8
nop