mphalport.c 1.49 KB
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#include <stdint.h>

#include "py/lexer.h"
#include "py/mpconfig.h"
#include "py/mperrno.h"
#include "py/obj.h"
#include "py/runtime.h"

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#include "epicardium.h"
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#include "mxc_delay.h"
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/******************************************************************************
 * Serial Communication
 */

/* Receive single character */
int mp_hal_stdin_rx_chr(void)
{
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	return (int)epic_uart_read_chr();
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}

/* Send string of given length */
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void mp_hal_stdout_tx_strn(const char* str, mp_uint_t len)
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{
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	epic_uart_write_str(str, len);
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}

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/******************************************************************************
 * Time & Delay
 */

void mp_hal_delay_ms(mp_uint_t ms)
{
	mxc_delay(ms * 1000);
}

void mp_hal_delay_us(mp_uint_t us)
{
	mxc_delay(us);
}

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/******************************************************************************
 * Fatal Errors
 */

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void NORETURN nlr_jump_fail(void* val)
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{
	/* TODO: Report error and restart */
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	char msg[] = " >>> nlr_jump_fail <<<\r\n";
	epic_uart_write_str(msg, sizeof(msg));

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	while (1) {
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		__asm("nop");
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	}
}

/******************************************************************************
 * Stubs
 */

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mp_lexer_t* mp_lexer_new_from_file(const char* filename)
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{
	/* TODO: Do we need an implementation for this? */
	mp_raise_OSError(MP_ENOENT);
}

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mp_obj_t mp_builtin_open(size_t n_args, const mp_obj_t* args, mp_map_t* kwargs)
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{
	/* TODO: Once fs is implemented, get this working as well */
	return mp_const_none;
}
MP_DEFINE_CONST_FUN_OBJ_KW(mp_builtin_open_obj, 1, mp_builtin_open);