On 2015年11月03日 14:20, Thomas Chou wrote:
Remove CONFIG_SYS_INIT_SP macro, as the initial stack is set to
below the u-boot code.
Signed-off-by: Thomas Chou <tho...@wytron.com.tw>
---
arch/nios2/cpu/start.S | 3 +--
include/configs/nios2-generic.h | 1 -
2 files changed, 1 insertion(+), 3 deletions(-)
Applied u-boot-nios.
diff --git a/arch/nios2/cpu/start.S b/arch/nios2/cpu/start.S
index 8758e7e..bb86bbf 100644
--- a/arch/nios2/cpu/start.S
+++ b/arch/nios2/cpu/start.S
@@ -81,6 +81,7 @@ _cur: movhi r5, %hi(_cur - _start)
mov r8, r4
movhi r5, %hi(_start)
ori r5, r5, %lo(_start) /* r5 <- linked _start */
+ mov sp, r5 /* initial stack below u-boot code */
beq r4, r5, 3f
movhi r6, %hi(CONFIG_SYS_MONITOR_LEN)
@@ -100,8 +101,6 @@ _cur: movhi r5, %hi(_cur - _start)
_reloc:
/* STACK INIT -- zero top two words for call back chain. */
- movhi sp, %hi(CONFIG_SYS_INIT_SP)
- ori sp, sp, %lo(CONFIG_SYS_INIT_SP)
addi sp, sp, -8
stw r0, 0(sp)
stw r0, 4(sp)
diff --git a/include/configs/nios2-generic.h b/include/configs/nios2-generic.h
index 74c715d..3a559f1 100644
--- a/include/configs/nios2-generic.h
+++ b/include/configs/nios2-generic.h
@@ -84,7 +84,6 @@
CONFIG_SYS_SDRAM_SIZE - \
CONFIG_SYS_MONITOR_LEN)
#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 0x20000)
-#define CONFIG_SYS_INIT_SP CONFIG_SYS_MALLOC_BASE
/*
* MISC
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