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Check jmp_pin specified when JMP PIN opcodes used

This commit is contained in:
Nathan Young 2021-07-23 13:35:20 +02:00
parent 8221a12cf6
commit 04ce6a6e8c
1 changed files with 6 additions and 0 deletions
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6
ports/raspberrypi/common-hal/rp2pio/StateMachine.c
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@ -367,6 +367,12 @@ void common_hal_rp2pio_statemachine_construct(rp2pio_statemachine_obj_t *self,
out_loaded = true;
}
}
if (instruction == pio_instr_bits_jmp) {
uint16_t condition = (full_instruction & 0x00e0) >> 5;
if ((condition == 0x6) && (jmp_pin == NULL)) {
mp_raise_ValueError_varg(translate("Missing jmp_pin. Instruction %d jumps on pin"), i);
}
}
if (instruction == pio_instr_bits_wait) {
uint16_t wait_source = (full_instruction & 0x0060) >> 5;
uint16_t wait_index = full_instruction & 0x001f;