kheap_info and trace

[cortex-from-scratch] / main.c

diff --git a/main.c b/main.c
index b2ff855..4104960 100644 (file)
--- a/main.c
+++ b/main.c
@@ -20,6 +20,7 @@
 #include <lib/regfunc.h>
 #include <lib/pool.h>
 #include <lib/stdio.h>
+#include <lib/string.h>
 #include <lib/tinyprintf.h>
 
 #include <drivers/uart.h>
@@ -66,7 +67,7 @@ void main()
 
        extern uint32_t * _beginofheap;
        //printf("%p", &_beginofheap);
-       kpool_init(&kheap_pool, 512, 10, (uint32_t *) &_beginofheap);
+       kpool_init(&kheap_pool, 0x10, 10, (uint32_t *) &_beginofheap);
 
 //     printf("%p\n", &kheap_pool);
 
@@ -75,6 +76,10 @@ void main()
        char * string3 = (char *) kalloc(&kheap_pool);
 
 
+       memset(string, 0xFF, 0x10);
+       memset(string2, 0xEE, 0x10);
+       memset(string3, 0xDD, 0x10);
+
        printf("%p\n", string);
        printf("%p\n", string2);
        printf("%p\n", string3);
@@ -82,12 +87,29 @@ void main()
        kfree(&kheap_pool, string);
 
        char * string6 = (char *) kalloc(&kheap_pool);
-       char * string7 = (char *) kalloc(&kheap_pool);
+
+
+       memset(string6, 0xCC, 0x10);
+//     char * string7 = (char *) kalloc(&kheap_pool);
        printf("%p\n", string6);
-       printf("%p\n", string7);
+//     printf("%p\n", string7);
+
+
+       kfree(&kheap_pool, string2);
 
+       char * string7 = (char *) kalloc(&kheap_pool);
+       memset(string7, 0xBB, 0x10);
+
+
+       char * string8 = (char *) kalloc(&kheap_pool);
+       memset(string8, 0xAA, 0x10);
+
+       char * string9 = (char *) kalloc(&kheap_pool);
+       memset(string9, 0x99, 0x10);
        //free(string);
 
+       kfree(&kheap_pool, string3);
+
        //char * string2 = (char *) alloc();
        
        //string2 = "taalb";