initial commit

oscar64/samples/memmap/largemem.c

@@ -0,0 +1,35 @@
+#include <c64/memmap.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+// make space until 0xd000 by extending the default region
+
+#pragma region( main, 0x0a00, 0xd000, , , {code, data, bss, heap, stack} )
+
+int main(void)
+{
+	// Hide the basic ROM, must be first instruction
+
+	mmap_set(MMAP_NO_BASIC);
+
+	// Allocate all memory
+
+	unsigned total = 0;
+	while (char * data = malloc(1024))
+	{
+		total += 1024;
+
+		printf("ALLOCATED %5u AT %04x\n", total, (unsigned)data);
+
+		// Fill it with trash
+
+		for(unsigned i=0; i<1024; i++)
+			data[i] = 0xaa;
+	}
+
+	// Return basic ROM to normal state
+
+	mmap_set(MMAP_ROM);
+
+    return 0;
+}