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/*
* ARM64 purgatory.
*/
.macro debug_brk
mov x0, #0x18; /* angel_SWIreason_ReportException */
mov x1, #0x20000;
add x1, x1, #0x20; /* ADP_Stopped_BreakPoint */
hlt #0xf000 /* A64 semihosting */
.endm
.macro size, sym:req
.size \sym, . - \sym
.endm
.text
.globl purgatory_start
purgatory_start:
adr x19, .Lstack
mov sp, x19
bl purgatory
1: debug_brk
b 1b
size purgatory_start
.align 4
.rept 256
.quad 0
.endr
.Lstack:
.data
.align 3
.globl arm64_sink
arm64_sink:
.quad 0
size arm64_sink
.globl arm64_kernel_entry
arm64_kernel_entry:
.quad 0
size arm64_kernel_entry
.globl arm64_dtb_addr
arm64_dtb_addr:
.quad 0
size arm64_dtb_addr
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