uvm32/apps/common/crt0.S

25 lines
477 B
ArmAsm

#include "uvm32_sys.h"
.equ uvm32_syscall_halt, 0x1000000
.equ uvm32_syscall_yield, 0x1000001
.equ uvm32_syscall_stackprotect, 0x1000002
.section .initial_jump , "ax", %progbits
.global _start
.align 4
_start:
# Uncomment below to enable stack protection, requires -DUVM32_STACK_PROTECTION
# la a0, _estack
# li a7, uvm32_syscall_stackprotect
# ecall
# sp is already setup by vm
sw ra,12(sp)
jal ra, main
li a7, uvm32_syscall_halt
ecall
.section .data