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SAMA5: Fix logic for running with data in SDRAM

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This commit is contained in:
Gregory Nutt 2014-01-29 07:49:23 -06:00
parent e29e0f1cc4
commit 6e6b048e5a
2 changed files with 10 additions and 16 deletions
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13
arch/arm/src/armv7-a/arm_head.S
View File

@ -653,18 +653,15 @@ __start:
arm_data_initialize:
/* zero BSS and set up the stack pointer */
/* Zero BSS */
adr r0, .Linitparms
ldmia r0, {r0, r1}
/* Clear the frame pointer and .bss */
mov fp, #0
mov r2, #0
1:
cmp r0, r1 /* Clear up to _bss_end_ */
strcc fp, [r0],#4
strcc r2, [r0], #4
bcc 1b
#ifdef CONFIG_BOOT_RUNFROMFLASH
@ -681,8 +678,8 @@ arm_data_initialize:
ldmia r3, {r0, r1, r2}
2:
ldmia r0!, {r3 - r10}
stmia r1!, {r3 - r10}
ldr r3, [r0], #4
str r3, [r1], #4
cmp r1, r2
blt 2b
#endif

13
arch/arm/src/armv7-a/arm_pghead.S
View File

@ -705,18 +705,15 @@ __start:
arm_data_initialize:
/* zero BSS and set up the stack pointer */
/* Zero BSS */
adr r0, .Linitparms
ldmia r0, {r0, r1}
/* Clear the frame pointer and .bss */
mov fp, #0
mov r2, #0
1:
cmp r0, r1 /* Clear up to _bss_end_ */
strcc fp, [r0],#4
strcc r2, [r0],#4
bcc 1b
#ifdef CONFIG_BOOT_RUNFROMFLASH
@ -733,8 +730,8 @@ arm_data_initialize:
ldmia r3, {r0, r1, r2}
2:
ldmia r0!, {r3 - r10}
stmia r1!, {r3 - r10}
ldr r3, [r0], #4
str r3, [r1], #4
cmp r1, r2
blt 2b
#endif