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/******************************************************************************
* Copyright (c) 2004, 2011 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 <cpu.h>
#include <xvect.h>
.section ".slof.loader","ax"
/* this only works if paflof is running below 4GB */
lis r31, fdt_start@h /* save address of */
ori r31, r31, fdt_start@l /* flattened device */
std r3, 0(r31) /* tree */
/* this only works if paflof is running below 4GB */
lis r31, romfs_base@h /* save address of */
ori r31, r31, romfs_base@l /* the romfs */
std r4, 0(r31)
/* this only works if paflof is running below 4GB */
lis r31, epapr_magic@h /* if it is an epapr compliant */
ori r31, r31, epapr_magic@l /* low level firmware; then r6 */
std r6, 0(r31) /* contains the epapr magic */
/* this only works if paflof is running below 4GB */
lis r31, epapr_ima_size@h
ori r31, r31, epapr_ima_size@l
std r7, 0(r31) /* r7 contains the IMA size */
/* fill in handler address */
/* this only works if paflof is running below 4GB */
mfmsr r0
mtsrr1 r0
lis r3, _slof_text@h
ori r3, r3, _slof_text@l
ld r3, 0(r3)
std r3, XVECT_M_HANDLER(0)
#ifdef BROKEN_SC1
/* Patch potentially broken sc 1 instructions */
lis r3, _slof_text@h
ori r3, r3, _slof_text@l
lis r4, _slof_text_end@h
ori r4, r4, _slof_text_end@l
li r5, 0
bl .patch_broken_sc1
#endif
/* GO! */
ba 0x100
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