feat: add lab-rv32i-freertos-mutex card

2026-07-21 19:14:19 +02:00
commit 6419a78ff6
67 changed files with 37023 additions and 0 deletions
@@ -0,0 +1,30 @@
+#include <stdint.h>
+
+#include "lab_io.h"
+
+#define H3_IO_BASE       ( 0xC0000000UL )
+#define H3_IO_PRINT_CHAR ( *( ( volatile uint32_t * ) ( H3_IO_BASE + 0x0UL ) ) )
+#define H3_IO_PRINT_U32  ( *( ( volatile uint32_t * ) ( H3_IO_BASE + 0x4UL ) ) )
+#define H3_IO_EXIT       ( *( ( volatile uint32_t * ) ( H3_IO_BASE + 0x8UL ) ) )
+
+void lab_puts( const char * text )
+{
+    while( *text != '\0' )
+    {
+        H3_IO_PRINT_CHAR = ( uint32_t ) ( unsigned char ) *text;
+        ++text;
+    }
+}
+void lab_put_u32( uint32_t value )
+{
+    H3_IO_PRINT_U32 = value;
+}
+
+void lab_exit( uint32_t code )
+{
+    H3_IO_EXIT = code;
+    for( ; ; )
+    {
+        __asm volatile ( "wfi" );
+    }
+}