[feat] Memory manager

kernel/main.cpp

@@ -5,6 +5,8 @@
 #include <fonts/pixel_font.h>
 #include <serial.h>
 #include <common.h>
+#include <memory/pmm.h>
+#include <memory/heap.h>
 
 inline void init_gop() {
     // 初始化 GOP
@@ -51,6 +53,47 @@ extern "C" void kernel_main() {
     uefi_call_wrapper((void*)ST->ConOut->ClearScreen, 1, ST->ConOut);
     serial_write("\n\n"); // 防止和前面串了serial.log看不清
 
+    // init memory managers
+    serial_write("Sylva: init PMM...\n");
+    EFI_STATUS st = pmm_init();
+    if (EFI_ERROR(st)) {
+        serial_write("Sylva: PMM init FAILED!\n");
+    } else {
+        serial_write("Sylva: PMM init OK\n");
+        serial_write("Sylva: free pages = ");
+        serial_write_hex(pmm_get_free_count());
+        serial_write("\n");
+    }
+
+    serial_write("Sylva: init heap...\n");
+    init_heap();
+
+    // test kmalloc/kfree
+    serial_write("Sylva: kmalloc test...\n");
+    void* p1 = kmalloc(64);
+    void* p2 = kmalloc(128);
+    void* p3 = kmalloc(256);
+    serial_write("Sylva: p1 = ");
+    serial_write_hex((UINTN)p1);
+    serial_write("  p2 = ");
+    serial_write_hex((UINTN)p2);
+    serial_write("  p3 = ");
+    serial_write_hex((UINTN)p3);
+    serial_write("\n");
+
+    serial_write("Sylva: kfree test...\n");
+    kfree(p2);
+    kfree(p1);
+    kfree(p3);
+
+    void* p4 = kmalloc(32);
+    serial_write("Sylva: realloc p4 = ");
+    serial_write_hex((UINTN)p4);
+    serial_write("\n");
+    kfree(p4);
+
+    serial_write("Sylva: memory init done.\n");
+
     pf_print("Welcome to Sylva OS!\n");
     serial_write(" Kernel prepared well, start loop.\n");