diff options
| author |   Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
|---|---|---|
| committer | Yang Zhang <yang.z.zhang@intel.com> | 2015-09-01 12:44:00 +0800 |
| commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
| tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/SLOF/clients/takeover/entry.S | |
| parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) | |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/SLOF/clients/takeover/entry.S')
| -rw-r--r-- | qemu/roms/SLOF/clients/takeover/entry.S | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/qemu/roms/SLOF/clients/takeover/entry.S b/qemu/roms/SLOF/clients/takeover/entry.S new file mode 100644 index 000000000..a1030eb40 --- /dev/null +++ b/qemu/roms/SLOF/clients/takeover/entry.S @@ -0,0 +1,99 @@ +/****************************************************************************** + * Copyright (c) 2004, 2008 IBM Corporation + * All rights reserved. + * This program and the accompanying materials + * are made available under the terms of the BSD License + * which accompanies this distribution, and is available at + * http://www.opensource.org/licenses/bsd-license.php + * + * Contributors: + * IBM Corporation - initial implementation + *****************************************************************************/ + +#include <macros.h> +#include "takeover.h" + + .globl _wrapclient + .section ".start" + .align 3 + +_wrapclient: + bcl 20,31,over # branch after pointer table +base: + .align 3 +.LCgot: .quad _got-base+0x8000 +over: + mflr r8 # gpr 8 is the base + ld r2, .LCgot-base(r8) # load got pointer + add r2, r2, r8 # add base + li 14, 0 + oris 14, 14, __bssSize@h + ori 14, 14, __bssSize@l + addi 14,14,7 + srwi 14,14,3 + mtctr 14 + li 14, 0 + oris 14, 14, __bssStart@h + ori 14, 14, __bssStart@l + subi 14, 14, 8 + li 15, 0 +1: + stdu 15,8(14) + bdnz 1b + + bl ._entry + + + + .globl slaveLoopNoTakeover +slaveLoopNoTakeover: + mr 28,3 + + li 14,0 + oris 14, 14, slaveQuitt@h + ori 14, 14, slaveQuitt@l + + li 3,0 + std 3,0(14) +1: + ld 3,0(14) + cmpld 3,28 + bne 1b + + li 3,0 + std 3,0(14) + + LOAD64(r3, (TAKEOVERBASEADDRESS+0x150)) + mtctr r3 + bctr + + + .globl slaveLoop +slaveLoop: + mr 28,3 + li r3, 0x5124 + li r0, -1; .long 0x44000022 + + li 14,0 + oris 14, 14, slaveQuitt@h + ori 14, 14, slaveQuitt@l + li 3,0 + std 3,0(14) +1: + ld 3,0(14) + cmpld 3,28 + bne 1b + + li 3,0 + std 3,0(14) + + LOAD64(r3, (TAKEOVERBASEADDRESS+0x150)) + mtctr r3 + bctr + + +C_ENTRY(m_sync) + isync + sync + nop + blr |