FreeCalypso > hg > freecalypso-sw
view target-utils/c139-lldbg/entry.S @ 976:ca65f5adf1af
rvinterf: print old ASCII GPF traces emitted by 20020917 firmware on D-Sample
author | Mychaela Falconia <falcon@ivan.Harhan.ORG> |
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date | Sun, 29 Nov 2015 05:22:41 +0000 |
parents | d7830aee0d35 |
children |
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.text .globl _entry _entry: .code 16 bx pc nop .code 32 stmfd sp!, {r0-r12,lr} mrs r0, CPSR mov r1, sp /* supervisor mode, disable all interrupts */ msr CPSR_c, #0xd3 ldr sp, =stack_bottom /* save entry SP and CPSR */ ldr r2, =lldbg_entry_cpsr str r0, [r2] ldr r2, =lldbg_entry_sp str r1, [r2] b main