rfdsatt: add uuid and reset command; print banner at startup
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f26576f299
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@ -21,17 +21,22 @@
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#include <libopencm3/stm32/gpio.h>
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#include <libopencm3/stm32/usart.h>
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#include <libopencm3/stm32/i2c.h>
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#include <libopencm3/stm32/desig.h>
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#include <libopencm3/cm3/nvic.h>
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#include <libopencm3/cm3/scb.h>
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#include <libopencm3/cm3/systick.h>
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#include <libcommon/iob.h>
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#include <libcommon/microvty.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include "attenuator.h"
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#include "misc.h"
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static uint32_t last_reset_cause;
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extern const struct attenuator_cfg board_att_cfg;
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extern struct attenuator_state *board_att_st[];
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@ -50,6 +55,9 @@ void msleep(uint32_t delay)
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} while (wake > jiffies);
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}
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/***********************************************************************
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* hardware initialization
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***********************************************************************/
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static void clock_setup(void)
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{
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@ -134,18 +142,79 @@ static void gpio_setup(void)
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GPIO_CNF_OUTPUT_PUSHPULL, GPIO15);
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}
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/***********************************************************************
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* uVTY interface
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***********************************************************************/
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DEFUN(reset, reset_cmd, "reset", "Reset the board")
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{
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scb_reset_system();
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}
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DEFUN(uuid, uuid_cmd, "uuid", "Get the unique ID")
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{
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char uuid[4*3+1];
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desig_get_unique_id_as_string(uuid, sizeof(uuid));
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printf("UUID: %s\r\n", uuid);
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}
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DEFUN(att_set, att_set_cmd, "attenuator-set",
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"Set an attenuator (channel, stage, dB)")
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{
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int channel, stage, dB;
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int rc;
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if (argc < 3) {
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printf("You muts specify three arguments (channel, stage, db)\r\n");
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return;
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}
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channel = atoi(argv[1]);
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stage = atoi(argv[2]);
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dB = atoi(argv[3]);
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printf("Setting attenuator channel %d stage %d to %d dB...\r\n", channel, stage, dB);
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rc = attenuator_set(channel, stage, dB*4);
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if (rc < 0)
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printf("Error setting attenuator: %d\r\n", rc);
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}
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/***********************************************************************
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* main
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***********************************************************************/
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static void print_banner(void)
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{
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char uuid[4*3+1];
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desig_get_unique_id_as_string(uuid, sizeof(uuid));
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printf("\r\n======================================================================\r\n");
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//printf("sysmocom RFDSATT main (build %s)\r\n", BUILD_VERSION);
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printf("UUID: %s\r\n", uuid);
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printf("Reset cause(s): 0x%08lx\r\n", last_reset_cause);
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printf("======================================================================\r\n\r\n");
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}
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int main(void)
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{
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/* get, store and clear the cause of the last reset */
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last_reset_cause = RCC_CSR & RCC_CSR_RESET_FLAGS;
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RCC_CSR |= RCC_CSR_RMVF;
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clock_setup();
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gpio_setup();
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usart_setup();
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iob_init(USART2);
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i2c_setup();
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attenuator_init(&board_att_cfg, board_att_st);
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microvty_init("rfdsat4ch> ");
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printf("Welcome to RFDSATT\r\n");
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fprintf(stderr, "Welcome to stderr\r\n");
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microvty_init("rfdsat4ch> ");
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microvty_register(&reset_cmd);
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microvty_register(&uuid_cmd);
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microvty_register(&att_set_cmd);
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print_banner();
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microvty_print_prompt();
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/* Blink the LED (PB15) on the board with every transmitted byte. */
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while (1) {
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