libs/rt-thread
libs/rt-thread
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clean up code

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This commit is contained in:
weety 2013-04-02 20:33:56 +08:00
parent 03aa76155e
commit 0594734d8d
1 changed files with 3 additions and 6 deletions
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9
libcpu/arm/at91sam926x/start_gcc.S
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@ -51,8 +51,8 @@
#define AT91_RSTC_PROCRST (1 << 0) /* Processor Reset */
#define AT91_RSTC_PERRST (1 << 2)
#define AT91_RSTC_KEY (0xa5 << 24)
#define AT91_MATRIX_BASE 0xffffee00
#define AT91_MATRIX_MRCR (AT91_MATRIX_BASE + 0x100) /* Master Remap Control Register */
#define AT91_MATRIX_BASE 0xffffee00
#define AT91_MATRIX_MRCR (AT91_MATRIX_BASE + 0x100) /* Master Remap Control Register */
#define AT91_MATRIX_RCB0 (1 << 0) /* Remap Command for AHB Master 0 (ARM926EJ-S Instruction Master) */
#define AT91_MATRIX_RCB1 (1 << 1) /* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */
#define AT91_AIC_BASE 0xfffff000
@ -172,9 +172,7 @@ reset:
str r1, [r0]
/* set interrupt vector */
#if 1
ldr r0, _TEXT_BASE//_load_address
//ldr r1, =0x200000 /* target address */
ldr r0, _TEXT_BASE
mov r1, #0x00
add r2, r0, #0x40 /* size, 32bytes */
@ -183,7 +181,6 @@ copy_loop:
stmia r1!, {r3-r10} /* copy to target address [r1] */
cmp r0, r2 /* until source end addreee [r2] */
ble copy_loop
#endif
/* setup stack */
bl stack_setup