🆕 创建了acpi模块

kernel/driver/acpi/acpi.c

@@ -0,0 +1,34 @@
+#include "acpi.h"
+#include "../../common/printk.h"
+#include "../../common/kprint.h"
+#include "../multiboot2/multiboot2.h"
+
+static struct acpi_RSDP_t *rsdp;
+/**
+ * @brief 迭代器，用于迭代描述符头（位于ACPI标准文件的Table 5-29）
+ * @param  _fun            迭代操作调用的函数
+ * @param  _data           数据
+ */
+void acpi_iter_SDT(bool (*_fun)(const struct acpi_iter_SDT_header_t *, void *),
+               void *_data)
+{
+
+}
+
+/**
+ * @brief 初始化acpi模块
+ * 
+ */
+void acpi_init()
+{
+    kinfo("Initializing ACPI...");
+    struct multiboot_tag_old_acpi_t* tmp1;
+    int reserved;
+    kdebug("yyyy");
+    multiboot2_iter(multiboot2_get_acpi_old_RSDP, tmp1, &reserved);
+    kdebug("1");
+    *rsdp = *(struct acpi_RSDP_t*)(tmp1->rsdp);
+
+    kdebug("RsdtAddress=%#018lx", rsdp->RsdtAddress);
+
+}