GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

mcu/riscv/libs/malloc.c

@@ -0,0 +1,46 @@
+
+#include <stddef.h>
+#include <hlist.h>
+#include "memlib.h"
+
+static struct list g_malloc_list = {0};
+
+void malloc_init(unsigned int base, unsigned int size)
+{
+    if ((g_malloc_list.base.next != NULL) && (g_malloc_list.base.prev != NULL)) {
+        return;
+    }
+    memlib_init(&g_malloc_list, base, size);
+}
+
+void *malloc(uint32 bytes)
+{
+    if ((g_malloc_list.base.next == NULL) || (g_malloc_list.base.prev == NULL)) {
+        return NULL;
+    }
+    return memlib_malloc(&g_malloc_list, bytes);
+}
+
+void *memalign(uint32 alignment, uint32 bytes)
+{
+    if ((g_malloc_list.base.next == NULL) || (g_malloc_list.base.prev == NULL)) {
+        return NULL;
+    }
+    return memlib_memalign(&g_malloc_list, alignment, bytes);
+}
+
+void free(void *ptr)
+{
+    if ((g_malloc_list.base.next == NULL) || (g_malloc_list.base.prev == NULL)) {
+        return;
+    }
+    memlib_free(&g_malloc_list, ptr);
+}
+
+void show_memnode(unsigned int cnt)
+{
+    if ((g_malloc_list.base.next == NULL) || (g_malloc_list.base.prev == NULL)) {
+        return;
+    }
+    memlib_show_memnode(&g_malloc_list, cnt);
+}