#
# Copyright (c) 2007 Petr Stepan
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.text   

.global context_save_arch
.global context_restore_arch

context_save_arch:
	stmfd sp!, {r1}
	mrs r1, cpsr
	and r1, r1, #0x1f
	stmia r0!, {r1}
	ldmfd sp!, {r1}

	stmia r0!, {sp, lr}
	stmia r0!, {r4-r11}

	mov r0, #1
	mov pc, lr


context_restore_arch:
	ldmia r0!, {r4}
	mrs r5, cpsr
	bic r5, r5, #0x1f
	orr r5, r5, r4
	msr cpsr_c, r5

	ldmia r0!, {sp, lr}
	ldmia r0!, {r4-r11}
	
	mov r0, #0
	mov pc, lr