🔧 将enable msi的部分更新为使用msi_desc来完成

kernel/arch/x86_64/Makefile

@@ -1,7 +1,10 @@
 CFLAGS += -I .
 
-all: x86_64_ipi.o
+all: x86_64_ipi.o ia64_msi.o
 
 x86_64_ipi.o: x86_64_ipi.c
 	gcc $(CFLAGS) -c x86_64_ipi.c -o x86_64_ipi.o
 
+ia64_msi.o: ia64_msi.c
+	gcc $(CFLAGS) -c ia64_msi.c -o ia64_msi.o
+

kernel/arch/x86_64/ia64_msi.c

@@ -0,0 +1,27 @@
+#include "ia64_msi.h"
+
+/**
+ * @brief 生成架构相关的msi的message address
+ *
+ */
+#define ia64_pci_get_arch_msi_message_address(processor) ((0xfee00000UL | (processor << 12)))
+
+/**
+ * @brief 生成架构相关的message data
+ *
+ */
+#define ia64_pci_get_arch_msi_message_data(vector, processor, edge_trigger, assert) ((uint32_t)((vector & 0xff) | (edge_trigger == 1 ? 0 : (1 << 15)) | ((assert == 0) ? 0 : (1 << 14))))
+
+/**
+ * @brief 生成msi消息
+ * 
+ * @param msi_desc msi描述符
+ * @return struct msi_msg_t* msi消息指针（在描述符内）
+ */
+struct msi_msg_t *msi_arch_get_msg(struct msi_desc_t *msi_desc)
+{
+    msi_desc->msg.address_hi = 0;
+    msi_desc->msg.address_lo = ia64_pci_get_arch_msi_message_address(msi_desc->processor);
+    msi_desc->msg.data = ia64_pci_get_arch_msi_message_data(msi_desc->irq_num, msi_desc->processor, msi_desc->edge_trigger, msi_desc->assert);
+    return &(msi_desc->msg);
+}

kernel/arch/x86_64/ia64_msi.h

@@ -0,0 +1,11 @@
+#pragma once
+
+#include <driver/pci/msi.h>
+
+/**
+ * @brief 生成msi消息
+ * 
+ * @param msi_desc msi描述符
+ * @return struct msi_msg_t* msi消息指针（在描述符内）
+ */
+struct msi_msg_t *msi_arch_get_msg(struct msi_desc_t *msi_desc);