| /****************************************************************************** |
| * 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 |
| *****************************************************************************/ |
| .text |
| .org 0 /* after loading to mem this is at slaveloop_base */ |
| # . = 0x3f00 loaded to this addr |
| .globl __stage_s_entry |
| |
| __stage_s_entry: |
| bl $+4 |
| mflr r4 |
| li r3, 0xff |
| not r3, r3 |
| and r4, r4, r3 |
| li 0,1 ; std 0,0xf8(4) |
| li 0,0 ; std 0,0xa0(4) |
| slaveloop: |
| ori 28,28,0x100 |
| lis 0,10 |
| mtctr 0 |
| bdnz $ # do some waiting, to prevent flooding the buses |
| lwz 0,0xa0(4) |
| cmpw 0,28 |
| bne $-20 # wait for our flag |
| |
| lwz 0,0x80(4) |
| lwz 3,0xc0(4) |
| mtctr 0 |
| bctr # jump to specified address, with specified GPR3 |
| |
| # .quad 0 |
| # .quad 0 |
| |
| |
| |
