.extern main
.extern trap_entry

.globl _prog_start
.section .text.init


_prog_start:

	la t0, trap_entry
	csrw mtvec, t0

	li x1,  0
	li x2,  0
	li x3,  0
	li x4,  0
	li x5,  0
	li x6,  0
	li x7,  0
	li x8,  0
	li x9,  0
	li x10, 0
	li x11, 0
	li x12, 0
	li x13, 0
	li x14, 0
	li x15, 0
	li x16, 0
	li x17, 0
	li x18, 0
	li x19, 0
	li x20, 0
	li x21, 0
	li x22, 0
	li x23, 0
	li x24, 0
	li x25, 0
	li x26, 0
	li x27, 0
	li x28, 0
	li x29, 0
	li x30, 0
	li x31, 0

	li sp, 0x40011000
	call main

	ecall


# .balign 32
# .section .trap_entry, "ax", %progbits
# trap_entry:

	# io.interrupt(0) := intTxError
	# io.interrupt(1) := intRxError
	# io.interrupt(2) := intRxStart
	# io.interrupt(3) := intRxEnd