127 lines
3.4 KiB
C
127 lines
3.4 KiB
C
/*
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* debug functions
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* (will be removed)
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*/
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#include <stdio.h>
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#include <stdarg.h>
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#include <stdint.h>
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#include <string.h>
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#ifdef MY_DEBUGUART
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#define DEBUG_UART_TXPIN 26
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#define DEBUG_UART_RXPIN 15
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#include "nrfx.h"
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#include "nrf_uart.h"
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#include "nrf_gpio.h"
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#include "nrf_rtc.h"
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#include "nrfx_uarte.h"
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#include "nrfx_rtc.h"
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#include "supervisor/serial.h" // dbg_printf()
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#include "shared-bindings/microcontroller/Processor.h"
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extern const nrfx_rtc_t rtc_instance; // port.c
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extern volatile int rtc_woke_up_counter; // port.c
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extern uint32_t reset_reason_saved;
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const nrfx_uarte_t _dbg_uart_inst = NRFX_UARTE_INSTANCE(1);
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static int _dbg_uart_initialized = 0;
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#define DBG_PBUF_LEN 80
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static char _dbg_pbuf[DBG_PBUF_LEN+1];
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void _debug_uart_init(void) {
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//if (_dbg_uart_initialized) return;
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nrfx_uarte_config_t config = {
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.pseltxd = DEBUG_UART_TXPIN,
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.pselrxd = DEBUG_UART_RXPIN,
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.pselcts = NRF_UARTE_PSEL_DISCONNECTED,
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.pselrts = NRF_UARTE_PSEL_DISCONNECTED,
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.p_context = NULL,
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.baudrate = NRF_UART_BAUDRATE_115200,
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.interrupt_priority = 7,
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.hal_cfg = {
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.hwfc = NRF_UARTE_HWFC_DISABLED,
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.parity = NRF_UARTE_PARITY_EXCLUDED
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}
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};
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nrfx_uarte_init(&_dbg_uart_inst, &config, NULL);
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// drive config
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nrf_gpio_cfg(config.pseltxd,
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NRF_GPIO_PIN_DIR_OUTPUT,
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NRF_GPIO_PIN_INPUT_DISCONNECT,
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NRF_GPIO_PIN_PULLUP, // orig=NOPULL
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NRF_GPIO_PIN_H0H1, // orig=S0S1
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NRF_GPIO_PIN_NOSENSE);
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_dbg_uart_initialized = 1;
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return;
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}
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void _debug_print_substr(const char* text, uint32_t length) {
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char* data = (char*)text;
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int siz;
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while(length != 0) {
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if (length <= DBG_PBUF_LEN) {
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siz = length;
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}
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else {
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siz = DBG_PBUF_LEN;
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}
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memcpy(_dbg_pbuf, data, siz);
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_dbg_pbuf[siz] = 0;
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nrfx_uarte_tx(&_dbg_uart_inst, (uint8_t const*)_dbg_pbuf, siz);
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data += siz;
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length -= siz;
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}
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}
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void _debug_uart_deinit(void) {
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nrfx_uarte_uninit(&_dbg_uart_inst);
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}
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int dbg_printf(const char *fmt, ...) {
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va_list ap;
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va_start(ap, fmt);
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int ret = vprintf(fmt, ap);
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va_end(ap);
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return ret;
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}
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void dbg_dump_RTCreg(void) {
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dbg_printf("\r\nRTC2\r\n");
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NRF_RTC_Type *r = rtc_instance.p_reg;
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dbg_printf("PRESCALER=%08X, ", (int)r->PRESCALER);
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dbg_printf("COUNTER=%08X ", (int)r->COUNTER);
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dbg_printf("INTENSET=%08X ", (int)r->INTENSET);
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dbg_printf("EVTENSET=%08X\r\n", (int)r->EVTENSET);
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dbg_printf("EVENTS_COMPARE[0..3]=%X,%X,%X,%X ", (int)r->EVENTS_COMPARE[0], (int)r->EVENTS_COMPARE[1], (int)r->EVENTS_COMPARE[2], (int)r->EVENTS_COMPARE[3]);
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dbg_printf("CC[0..3]=%08X,%08X,%08X,%08X\r\n", (int)r->CC[0], (int)r->CC[1], (int)r->CC[2], (int)r->CC[3]);
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dbg_printf("woke_up=%d\r\n", rtc_woke_up_counter);
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}
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void dbg_dump_RAMreg(void) {
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int i;
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for(i = 0; i <= 8; ++i) {
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dbg_printf(" RAM%d:%08X", i, (int)(NRF_POWER->RAM[i].POWER));
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if (i==4) dbg_printf("\r\n");
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}
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dbg_printf("\r\n");
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}
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void dbg_dump_reset_reason(void) {
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int reset_reason = (int)common_hal_mcu_processor_get_reset_reason();
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const char* rr_str[] = {
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"POWER_ON", "BROWNOUT", "SOFTWARE", "DEEPSLEEPALARM",
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"RESET_PIN", "WATCHDOG", "UNKNOWN"
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};
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dbg_printf("reset_reason=%s\r\n", rr_str[reset_reason]);
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}
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#else /*!MY_DEBUGUART*/
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int dbg_printf(const char *fmt, ...) {
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return 0;
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}
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#endif /*!MY_DEBUGUART*/
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