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- Something
- Sunday, December 10th, 2006 at 6:11:55pm MST
- --- firmware/target/arm/crt0-pp-old.S 2006-12-11 00:45:43.000000000 +0000
- +++ firmware/target/arm/crt0-pp.S 2006-12-11 01:07:38.000000000 +0000
- @@ -5,7 +5,7 @@
- * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
- * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
- * \/ \/ \/ \/ \/
- - * $Id: crt0-pp.S,v 1.2 2006-11-22 00:49:16 dan_a Exp $
- + * $Id: crt0-pp.S,v 1.2 2006/11/22 00:49:16 dan_a Exp $
- *
- * Copyright (C) 2002 by Linus Nielsen Feltzing
- *
- @@ -102,11 +102,13 @@
- /* After doing the remapping, send the COP to sleep.
- On wakeup it will go to cop_init */
- +
- + /* Find out which processor we are */
- ldr r0, =PROC_ID
- ldr r0, [r0]
- and r0, r0, #0xff
- cmp r0, #0x55
- - beq 1f
- + beq cpu_init
- /* put us (co-processor) to sleep */
- ldr r4, =COP_CTRL
- @@ -115,9 +117,15 @@
- ldr pc, =cop_init
- -1:
- -#ifndef DEBUG
- +cpu_init:
- + /* Wait for COP to be sleeping */
- + ldr r4, =COP_STATUS
- +1:
- + ldr r3, [r4]
- + ands r3, r3, #SLEEPING
- + beq 1b
- +
- /* Copy exception handler code to address 0 */
- ldr r2, =_vectorsstart
- ldr r3, =_vectorsend
- @@ -127,15 +135,7 @@
- ldrhi r5, [r4], #4
- strhi r5, [r2], #4
- bhi 1b
- -#else
- - ldr r1, =vectors
- - ldr r0, =irq_handler
- - str r0, [r1, #24]
- - ldr r0, =fiq_handler
- - str r0, [r1, #28]
- -#endif
- -#ifndef STUB
- /* Zero out IBSS */
- ldr r2, =_iedata
- ldr r3, =_iend
- @@ -154,7 +154,6 @@
- ldrhi r5, [r2], #4
- strhi r5, [r3], #4
- bhi 1b
- -#endif /* !STUB */
- /* Initialise bss section to zero */
- ldr r2, =_edata
- @@ -199,6 +198,19 @@
- /* main() should never return */
- cop_init:
- + /* COP: Invalidate cache */
- + ldr r0, =0xf000f044
- + ldr r1, [r0]
- + orr r1, r1, #0x6
- + str r1, [r0]
- +
- + ldr r0, =0x6000c000
- +1:
- + ldr r1, [r0]
- + tst r1, #0x8000
- + bne 1b
- +
- + /* Setup stack for COP */
- ldr sp, =cop_stackend
- mov r3, sp
- ldr r2, =cop_stackbegin
- @@ -209,6 +221,8 @@
- bhi 2b
- ldr sp, =cop_stackend
- +
- + /* Run cop_main() in apps/main.c */
- bl cop_main
- /* Exception handlers. Will be copied to address 0 after memory remapping */
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