feat: (ahci) support multiple AHCI controller
[lunaix-os.git] / lunaix-os / kernel / proc0.c
index 14e48621a356ecaba5d750868c6cde5d1ec4b45f..1e54e59e6d9ea9531470907bd481f5d4f88ec762 100644 (file)
@@ -154,6 +154,8 @@ extern multiboot_info_t* _k_init_mb_info; /* k_init.c */
 void
 init_platform()
 {
+    kprintf(KINFO "\033[11;0mLunaixOS \033[39;49m\n");
+
     // 锁定所有系统预留页(内存映射IO,ACPI之类的),并且进行1:1映射
     lock_reserved_memory();
 
@@ -175,10 +177,11 @@ init_platform()
 
     // peripherals & chipset features
     ps2_kbd_init();
-    pci_init();
     block_init();
     ahci_init();
 
+    pci_init();
+
     // console
     console_start_flushing();
     console_flush();
@@ -193,11 +196,6 @@ init_platform()
         vmm_del_mapping(PD_REFERENCED, (void*)i);
         pmm_free_page(KERNEL_PID, (void*)i);
     }
-
-    // reserve higher half
-    for (size_t i = L1_INDEX(KERNEL_MM_BASE); i < 1023; i++) {
-        vmm_set_mapping(PD_REFERENCED, i << 22, 0, 0, VMAP_NOMAP);
-    }
 }
 
 void
@@ -229,6 +227,10 @@ __do_reserved_memory(int unlock)
         size_t pg_num = CEIL(mmap.len_low, PG_SIZE_BITS);
         size_t j = 0;
         if (!unlock) {
+            kprintf("mem: freeze: %p..%p type=%x\n",
+                    pa,
+                    pa + pg_num * PG_SIZE,
+                    mmap.type);
             for (; j < pg_num; j++) {
                 uintptr_t _pa = pa + (j << PG_SIZE_BITS);
                 if (_pa >= KERNEL_MM_BASE) {
@@ -242,6 +244,10 @@ __do_reserved_memory(int unlock)
             // Save the progress for later unmapping.
             mmaps[i].len_low = j * PG_SIZE;
         } else {
+            kprintf("mem: reclaim: %p..%p type=%x\n",
+                    pa,
+                    pa + pg_num * PG_SIZE,
+                    mmap.type);
             for (; j < pg_num; j++) {
                 uintptr_t _pa = pa + (j << PG_SIZE_BITS);
                 vmm_del_mapping(PD_REFERENCED, _pa);