basic memory management and uart wait fix

[cortex-from-scratch] / main.c

diff --git a/main.c b/main.c
index 5b488cf..84496d5 100644 (file)
--- a/main.c
+++ b/main.c
@@ -49,8 +49,19 @@ void main()
        systick_init();
        uart_puts("LOADING SYSTEM 0.1 ...\n");
        sysinfo();
-       addrtohex((volatile uint32_t) 0x12345678 );
-       addrtohex((volatile uint32_t) *SCB_VTOR );
+       mm_init();
+
+       int * p2 = mm_alloc(200);
+       *p2 = 0x12345678;
+
+       test_memory(p2);
+
+       addrtohex(p2);
+       addrtohex(*p2);
+
+
+       //addrtohex((volatile uint32_t) 0x12345678 );
+       //addrtohex((volatile uint32_t) SCB_VTOR );
 
 //     asm("cpsie i"); // enable irq , cpsied f (disable faukts(