[U-Boot-Users] [PATCH] lib_ppc: Revert "Make MPC83xx one step closer to full relocation."
Kim Phillips
kim.phillips at freescale.com
Tue Apr 22 01:10:14 CEST 2008
This reverts commit 70431e8a7393b6b793f77957f95b999fc9a269b8 which has
proven problematic getting right from the start at least on 83xx and
4xx.
Signed-off-by: Kim Phillips <kim.phillips at freescale.com>
---
cpu/mpc83xx/start.S | 11 ++++-------
lib_ppc/board.c | 1 -
2 files changed, 4 insertions(+), 8 deletions(-)
diff --git a/cpu/mpc83xx/start.S b/cpu/mpc83xx/start.S
index fdf9d35..309eb30 100644
--- a/cpu/mpc83xx/start.S
+++ b/cpu/mpc83xx/start.S
@@ -172,11 +172,8 @@ boot_warm: /* time t 5 */
/* there and deflate the flash size back to minimal size */
/*------------------------------------------------------------*/
bl map_flash_by_law1
-
- GET_GOT /* initialize GOT access */
- lwz r4, GOT(_start)
- addi r4, r4, -EXC_OFF_SYS_RESET
-
+ lis r4, (CFG_MONITOR_BASE)@h
+ ori r4, r4, (CFG_MONITOR_BASE)@l
addi r5, r4, in_flash - _start + EXC_OFF_SYS_RESET
mtlr r5
blr
@@ -875,8 +872,8 @@ relocate_code:
mr r10, r5 /* Save copy of Destination Address */
mr r3, r5 /* Destination Address */
- lwz r4, GOT(_start)
- addi r4, r4, -EXC_OFF_SYS_RESET
+ lis r4, CFG_MONITOR_BASE at h /* Source Address */
+ ori r4, r4, CFG_MONITOR_BASE at l
lwz r5, GOT(__init_end)
sub r5, r5, r4
li r6, CFG_CACHELINE_SIZE /* Cache Line Size */
diff --git a/lib_ppc/board.c b/lib_ppc/board.c
index b2bc4eb..1b8a872 100644
--- a/lib_ppc/board.c
+++ b/lib_ppc/board.c
@@ -124,7 +124,6 @@ DECLARE_GLOBAL_DATA_PTR;
#define CFG_MEM_TOP_HIDE 0
#endif
-extern ulong _start;
extern ulong __init_end;
extern ulong _end;
ulong monitor_flash_len;
--
1.5.5
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