Merge pull request #31 from ucb-bar/fix-default

FIX: Fix default code behavior
ucb-bar · Dec 31, 2023 · 7511555 · 7511555
2 parents 7c27293 + aa0f652
commit 7511555
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Showing 2 changed files with 8 additions and 11 deletions.
diff --git a/core/inc/hal.h b/core/inc/hal.h
@@ -22,10 +22,10 @@ extern "C" {
 /**
  * System Clock Configuration
  */
-#define HXTAL_FREQ     20000000                   // Hz
-// #define HXTAL_FREQ    100000000                   // Hz
-#define SYS_CLK_FREQ  HXTAL_FREQ / 2              // Hz
-#define MTIME_FREQ    (SYS_CLK_FREQ / 100000)     // tick per milliseconds
+#define HXTAL_FREQ          50000000                        /** crystal or external clock frequency in Hz */
+#define SYS_CLK_FREQ        HXTAL_FREQ                      /** system clock frequency in Hz */
+#define MTIME_TIMEBASE      50000                           /** tick per milliseconds */
+#define MTIME_FREQ          (SYS_CLK_FREQ / MTIME_TIMEBASE)
 
 #ifdef __cplusplus
 }

diff --git a/core/src/main.c b/core/src/main.c
@@ -76,13 +76,6 @@ int main(int argc, char **argv) {
   /* Initialize all configured peripherals */
   /* USER CODE BEGIN 2 */
 
-  // set up GPIO registers
-  GPIO_InitTypeDef GPIO_init_config;
-  GPIO_init_config.mode = GPIO_MODE_OUTPUT;
-  GPIO_init_config.pull = GPIO_PULL_NONE;
-  GPIO_init_config.drive_strength = GPIO_DS_STRONG;
-  HAL_GPIO_init(GPIOA, &GPIO_init_config, GPIO_PIN_0 | GPIO_PIN_1 | GPIO_PIN_2 | GPIO_PIN_3);
-
   // set up UART registers
   UART_InitTypeDef UART_init_config;
   UART_init_config.baudrate = 115200;
@@ -96,8 +89,12 @@ int main(int argc, char **argv) {
   /* USER CODE BEGIN WHILE */
   while (1) {
     uint64_t mhartid = READ_CSR("mhartid");
+
     printf("Hello world from hart %d: %d\n", mhartid, counter);
+
     counter += 1;
+
+    HAL_delay(100);
     /* USER CODE END WHILE */
   }
   /* USER CODE BEGIN 3 */