summaryrefslogtreecommitdiff
path: root/tests/uart-basic/main-stm32l476disco.c
diff options
context:
space:
mode:
Diffstat (limited to 'tests/uart-basic/main-stm32l476disco.c')
-rw-r--r--tests/uart-basic/main-stm32l476disco.c77
1 files changed, 0 insertions, 77 deletions
diff --git a/tests/uart-basic/main-stm32l476disco.c b/tests/uart-basic/main-stm32l476disco.c
deleted file mode 100644
index 82c98f0..0000000
--- a/tests/uart-basic/main-stm32l476disco.c
+++ /dev/null
@@ -1,77 +0,0 @@
-/*
- * Oct 2017 Karl Palsson <karlp@tweak.net.au>
- */
-
-#include <errno.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <libopencm3/cm3/nvic.h>
-#include <libopencm3/stm32/flash.h>
-#include <libopencm3/stm32/gpio.h>
-#include <libopencm3/stm32/pwr.h>
-#include <libopencm3/stm32/rcc.h>
-#include <libopencm3/stm32/usart.h>
-
-#include "uart-basic.h"
-
-#define LED_DISCO_GREEN_RCC RCC_GPIOE
-#define LED_DISCO_GREEN_PORT GPIOE
-#define LED_DISCO_GREEN_PIN GPIO8
-
-void usart2_isr(void)
-{
- ub_irq_handler();
-}
-
-static void setup_rcc_hack(void)
-{
- pwr_set_vos_scale(PWR_SCALE1);
- flash_set_ws(FLASH_ACR_LATENCY_2WS);
- rcc_set_msi_range(RCC_CR_MSIRANGE_48MHZ);
-
- /* ok, we manually poked around, let the lib know */
- rcc_apb1_frequency = rcc_apb2_frequency = 48e6;
-}
-
-static void board_init(void)
-{
- rcc_periph_clock_enable(RCC_GPIOD);
- gpio_mode_setup(GPIOD, GPIO_MODE_AF, GPIO_PUPD_NONE, GPIO5 | GPIO6);
- /* usart2 is AF7 */
- gpio_set_af(GPIOD, GPIO_AF7, GPIO5 | GPIO6);
-}
-
-int main(void)
-{
- int i;
- int j = 0;
- setup_rcc_hack();
- board_init();
- struct ub_hw ub = {
- .uart = USART2,
- .uart_nvic = NVIC_USART2_IRQ,
- .uart_rcc = RCC_USART2,
- };
- ub_init(&ub);
- printf("hi guys!\n");
- /* green led for ticking */
- rcc_periph_clock_enable(LED_DISCO_GREEN_RCC);
- gpio_mode_setup(LED_DISCO_GREEN_PORT, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE,
- LED_DISCO_GREEN_PIN);
-
-
- while (1) {
- gpio_toggle(LED_DISCO_GREEN_PORT, LED_DISCO_GREEN_PIN);
-
- for (i = 0; i < 0xa0000; i++) { /* Wait a bit. */
- __asm__("NOP");
- }
- ub_task();
- gpio_toggle(LED_DISCO_GREEN_PORT, LED_DISCO_GREEN_PIN);
- for (i = 0; i < 0xa0000; i++) { /* Wait a bit. */
- __asm__("NOP");
- }
- }
-
- return 0;
-}