wrench: 更新Makefile

kernel/Makefile

@@ -12,27 +12,19 @@ LIB_FILES := $(foreach DIR,$(DIR_LIB),$(addprefix $(DIR)/,$(lib_patterns)))
 PIC := _INTR_APIC_
 CFLAGS = $(GLOBAL_CFLAGS) -D $(PIC) -I $(shell pwd)
 
-ASFLAGS := --64
+export ASFLAGS := --64
 
 LD_LIST := head.o
 OBJ_LIST := head.o
 
 
-kernel_subdirs := common driver process debug filesystem time
+kernel_subdirs := common driver process debug filesystem time arch exception mm smp sched syscall
 	
 
 
 head.o: head.S
 	gcc -E head.S > head.s # 预处理
 	as $(ASFLAGS) -o head.o head.s
-#gcc -mcmodel=large -fno-builtin -m64 -c head.S -o head.o
-
-entry.o: exception/entry.S
-	gcc -E exception/entry.S > exception/entry.s
-	as $(ASFLAGS) -o exception/entry.o exception/entry.s
-
-
-
 
 
 main.o: main.c 
@@ -41,91 +33,6 @@ main.o: main.c
 	gcc $(CFLAGS) -c main.c  -o main.o
 
 
-printk.o: common/printk.c
-	gcc $(CFLAGS) -c common/printk.c -o common/printk.o
-
-trap.o:	exception/trap.c
-	gcc $(CFLAGS) -c exception/trap.c -o exception/trap.o
-
-irq.o: exception/irq.c
-	gcc $(CFLAGS) -c exception/irq.c -o exception/irq.o
-
-
-
-mm.o: mm/mm.c
-	gcc $(CFLAGS) -c mm/mm.c -o mm/mm.o
-
-slab.o: mm/slab.c
-	gcc $(CFLAGS) -c mm/slab.c -o mm/slab.o
-
-
-sched.o: sched/sched.c
-	gcc $(CFLAGS) -c sched/sched.c -o sched/sched.o
-
-syscall.o: syscall/syscall.c
-	gcc $(CFLAGS) -c syscall/syscall.c -o syscall/syscall.o
-
-smp.o: smp/smp.c 
-	gcc $(CFLAGS) -c smp/smp.c  -o smp/smp.o 
-
-apu_boot.o: smp/apu_boot.S
-	gcc -E smp/apu_boot.S > smp/apu_boot.s # 预处理
-	as $(ASFLAGS) -o smp/apu_boot.o smp/apu_boot.s
-
-cpu.o: common/cpu.c 
-	gcc $(CFLAGS) -c common/cpu.c -o common/cpu.o
-
-softirq.o: exception/softirq.c
-	gcc $(CFLAGS) -c exception/softirq.c -o exception/softirq.o
-
-
-# IPI的代码
-ifeq ($(ARCH), __x86_64__)
-OBJ_LIST += ipi.o
-LD_LIST += arch/x86_64/x86_64_ipi.o
-ipi.o: arch/x86_64/x86_64_ipi.c
-	gcc $(CFLAGS) -c arch/x86_64/x86_64_ipi.c -o arch/x86_64/x86_64_ipi.o
-	
-endif
-
-# 驱动程序
-
-
-multiboot2.o: driver/multiboot2/multiboot2.c 
-	gcc $(CFLAGS) -c driver/multiboot2/multiboot2.c  -o driver/multiboot2/multiboot2.o
-
-acpi.o: driver/acpi/acpi.c 
-	gcc $(CFLAGS) -c driver/acpi/acpi.c  -o driver/acpi/acpi.o
-
-ps2_keyboard.o: driver/keyboard/ps2_keyboard.c
-	gcc $(CFLAGS) -c driver/keyboard/ps2_keyboard.c  -o driver/keyboard/ps2_keyboard.o
-
-ps2_mouse.o: driver/mouse/ps2_mouse.c
-	gcc $(CFLAGS) -c driver/mouse/ps2_mouse.c -o driver/mouse/ps2_mouse.o
-
-ata.o: driver/disk/ata.c
-	gcc $(CFLAGS) -c driver/disk/ata.c -o driver/disk/ata.o
-
-pci.o: driver/pci/pci.c
-	gcc $(CFLAGS) -c driver/pci/pci.c -o driver/pci/pci.o
-
-ahci.o: driver/disk/ahci/ahci.c
-	gcc $(CFLAGS) -c driver/disk/ahci/ahci.c -o driver/disk/ahci/ahci.o
-
-rtc.o: driver/timers/rtc/rtc.c
-	gcc $(CFLAGS) -c driver/timers/rtc/rtc.c -o driver/timers/rtc/rtc.o
-
-HPET.o: driver/timers/HPET/HPET.c
-	gcc $(CFLAGS) -c driver/timers/HPET/HPET.c -o driver/timers/HPET/HPET.o
-
-
-OBJ_LIST += uart.o
-LD_LIST += driver/uart/uart.o
-uart.o: driver/uart/uart.c
-	gcc $(CFLAGS) -c driver/uart/uart.c -o driver/uart/uart.o
-
-
-
 all: kernel
 	echo "Linking kernel..."
 	ld -b elf64-x86-64 -z muldefs -o kernel head.o main.o $(shell find . -name "*.o") -T link.lds
@@ -140,14 +47,14 @@ all: kernel
 	
 # 重新链接
 	echo "Re-Linking kernel..."
-	ld -b elf64-x86-64 -z muldefs -o kernel head.o main.o $(shell find . -name "*.o") ./debug/kallsyms.o -T link.lds
+	ld -b elf64-x86-64 -z muldefs -o kernel head.o main.o $(shell find . -name "*.o") -T link.lds
 	echo "Generating kernel ELF file..."
 # 生成内核文件
 	objcopy -I elf64-x86-64 -O elf64-x86-64 -R ".comment" -R ".eh_frame" kernel ../bin/kernel/kernel.elf
 	echo "Done."
 
 
-kernel: head.o entry.o main.o printk.o trap.o mm.o slab.o irq.o sched.o syscall.o multiboot2.o cpu.o acpi.o ps2_keyboard.o ps2_mouse.o ata.o pci.o ahci.o smp.o apu_boot.o rtc.o HPET.o softirq.o $(OBJ_LIST)
+kernel: head.o main.o $(OBJ_LIST)
 	
 	@list='$(kernel_subdirs)'; for subdir in $$list; do \
     		echo "make all in $$subdir";\

kernel/arch/Makefile

@@ -0,0 +1,17 @@
+
+CFLAGS += -I .
+
+ifeq ($(ARCH), __x86_64__)
+kernel_arch_subdirs:=x86_64
+endif
+
+all: 
+	@list='$(kernel_arch_subdirs)'; for subdir in $$list; do \
+    		echo "make all in $$subdir";\
+    		cd $$subdir;\
+    		$(MAKE) all CFLAGS="$(CFLAGS)" PIC="$(PIC)";\
+    		cd ..;\
+	done
+
+clean:
+	echo "Done."

kernel/arch/x86_64/Makefile

@@ -0,0 +1,7 @@
+CFLAGS += -I .
+
+all: x86_64_ipi.o
+
+x86_64_ipi.o: x86_64_ipi.c
+	gcc $(CFLAGS) -c x86_64_ipi.c -o x86_64_ipi.o
+

kernel/common/Makefile

@@ -3,7 +3,7 @@ CFLAGS += -I .
 
 kernel_common_subdirs:=libELF math
 
-all: glib.o
+all: glib.o printk.o cpu.o
 	@list='$(kernel_common_subdirs)'; for subdir in $$list; do \
     		echo "make all in $$subdir";\
     		cd $$subdir;\
@@ -13,3 +13,9 @@ all: glib.o
 
 glib.o: glib.c
 	gcc $(CFLAGS) -c glib.c -o glib.o
+
+printk.o: printk.c
+	gcc $(CFLAGS) -c printk.c -o printk.o
+
+cpu.o: cpu.c
+	gcc $(CFLAGS) -c cpu.c -o cpu.o

kernel/driver/Makefile

@@ -1,7 +1,7 @@
 
 CFLAGS += -I .
 
-kernel_driver_subdirs:=video interrupt usb
+kernel_driver_subdirs:=video interrupt usb pci uart acpi disk keyboard mouse multiboot2 timers
 
 all: 
 	@list='$(kernel_driver_subdirs)'; for subdir in $$list; do \

kernel/driver/acpi/Makefile

@@ -0,0 +1,8 @@
+
+all: acpi.o
+
+CFLAGS += -I .
+
+
+acpi.o: acpi.c
+	gcc $(CFLAGS) -c acpi.c -o acpi.o

kernel/driver/disk/Makefile

@@ -0,0 +1,10 @@
+
+all: ata.o ahci.o
+
+CFLAGS += -I .
+
+ata.o: ata.c
+	gcc $(CFLAGS) -c ata.c -o ata.o
+
+ahci.o: ahci/ahci.c
+	gcc $(CFLAGS) -c ahci/ahci.c -o ahci/ahci.o

kernel/driver/keyboard/Makefile

@@ -0,0 +1,8 @@
+
+all: ps2_keyboard.o
+
+CFLAGS += -I .
+
+
+ps2_keyboard.o: ps2_keyboard.c
+	gcc $(CFLAGS) -c ps2_keyboard.c -o ps2_keyboard.o

kernel/driver/mouse/Makefile

@@ -0,0 +1,8 @@
+
+all: ps2_mouse.o
+
+CFLAGS += -I .
+
+
+ps2_mouse.o: ps2_mouse.c
+	gcc $(CFLAGS) -c ps2_mouse.c -o ps2_mouse.o

kernel/driver/multiboot2/Makefile

@@ -0,0 +1,7 @@
+
+all: multiboot2.o
+
+CFLAGS += -I .
+
+multiboot2.o: multiboot2.c
+	gcc $(CFLAGS) -c multiboot2.c -o multiboot2.o

kernel/driver/pci/Makefile

@@ -0,0 +1,11 @@
+
+all: pci.o msi.o
+
+CFLAGS += -I .
+
+
+pci.o: pci.c
+	gcc $(CFLAGS) -c pci.c -o pci.o
+
+msi.o: msi.c
+	gcc $(CFLAGS) -c msi.c -o msi.o

kernel/driver/pci/msi.c

@@ -0,0 +1,229 @@
+#include "msi.h"
+#include "pci.h"
+
+/**
+ * @brief 生成架构相关的msi的message address
+ *
+ */
+#define pci_get_arch_msi_message_address(processor) ((uint64_t)(0xfee00000UL | (processor << 12)))
+
+/**
+ * @brief 生成架构相关的message data
+ *
+ */
+#define 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 启用 Message Signaled Interrupts
+ *
+ * @param header 设备header
+ * @param vector 中断向量号
+ * @param processor 要投递到的处理器
+ * @param edge_trigger 是否边缘触发
+ * @param assert 是否高电平触发
+ *
+ * @return 返回码
+ */
+int pci_enable_msi(void *header, uint8_t vector, uint32_t processor, uint8_t edge_trigger, uint8_t assert)
+{
+    struct pci_device_structure_header_t *ptr = (struct pci_device_structure_header_t *)header;
+    uint32_t cap_ptr;
+    uint32_t tmp;
+    uint16_t message_control;
+    uint64_t message_addr;
+    switch (ptr->HeaderType)
+    {
+    case 0x00: // general device
+        if (!(ptr->Status & 0x10))
+            return E_NOT_SUPPORT_MSI;    
+        
+        cap_ptr = ((struct pci_device_structure_general_device_t *)ptr)->Capabilities_Pointer;
+
+        tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
+        message_control = (tmp >> 16) & 0xffff;
+
+        if (tmp & 0xff != 0x5)
+            return E_NOT_SUPPORT_MSI;
+
+        // 写入message address
+        message_addr = pci_get_arch_msi_message_address(processor); // 获取message address
+        pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr + 0x4, (uint32_t)(message_addr & 0xffffffff));
+
+        if (message_control & (1 << 7)) // 64位
+            pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr + 0x8, (uint32_t)((message_addr >> 32) & 0xffffffff));
+
+        // 写入message data
+        tmp = pci_get_arch_msi_message_data(vector, processor, edge_trigger, assert);
+        if (message_control & (1 << 7)) // 64位
+            pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr + 0xc, tmp);
+        else
+            pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr + 0x8, tmp);
+
+        // 使能msi
+        tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
+        tmp |= (1 << 16);
+        pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr, tmp);
+
+        break;
+
+    case 0x01: // pci to pci bridge
+        if (!(ptr->Status & 0x10))
+            return E_NOT_SUPPORT_MSI;
+        cap_ptr = ((struct pci_device_structure_pci_to_pci_bridge_t *)ptr)->Capability_Pointer;
+
+        tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
+
+        message_control = (tmp >> 16) & 0xffff;
+
+        if (tmp & 0xff != 0x5)
+            return E_NOT_SUPPORT_MSI;
+
+        // 写入message address
+        message_addr = pci_get_arch_msi_message_address(processor); // 获取message address
+        pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr + 0x4, (uint32_t)(message_addr & 0xffffffff));
+
+        if (message_control & (1 << 7)) // 64位
+            pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr + 0x8, (uint32_t)((message_addr >> 32) & 0xffffffff));
+
+        // 写入message data
+        tmp = pci_get_arch_msi_message_data(vector, processor, edge_trigger, assert);
+        if (message_control & (1 << 7)) // 64位
+            pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr + 0xc, tmp);
+        else
+            pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr + 0x8, tmp);
+
+        // 使能msi
+        tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
+        tmp |= (1 << 16);
+        pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr, tmp);
+
+        break;
+    case 0x02: // pci to card bus bridge
+        return E_NOT_SUPPORT_MSI;
+        break;
+
+    default: // 不应该到达这里
+        return E_WRONG_HEADER_TYPE;
+        break;
+    }
+
+    return 0;
+}
+
+/**
+ * @brief 在已配置好msi寄存器的设备上，使能msi
+ *
+ * @param header 设备头部
+ * @return int 返回码
+ */
+int pci_start_msi(void *header)
+{
+    struct pci_device_structure_header_t *ptr = (struct pci_device_structure_header_t *)header;
+    uint32_t cap_ptr;
+    uint32_t tmp;
+
+    switch (ptr->HeaderType)
+    {
+    case 0x00: // general device
+        if (!(ptr->Status & 0x10))
+            return E_NOT_SUPPORT_MSI;
+        cap_ptr = ((struct pci_device_structure_general_device_t *)ptr)->Capabilities_Pointer;
+
+        tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
+
+        if (tmp & 0xff != 0x5)
+            return E_NOT_SUPPORT_MSI;
+
+        // 使能msi
+        tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
+        tmp |= (1 << 16);
+        pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr, tmp);
+
+        break;
+
+    case 0x01: // pci to pci bridge
+        if (!(ptr->Status & 0x10))
+            return E_NOT_SUPPORT_MSI;
+        cap_ptr = ((struct pci_device_structure_pci_to_pci_bridge_t *)ptr)->Capability_Pointer;
+
+        tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
+
+        if (tmp & 0xff != 0x5)
+            return E_NOT_SUPPORT_MSI;
+
+        //使能msi
+        tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
+        tmp |= (1 << 16);
+        pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr, tmp);
+
+        break;
+    case 0x02: // pci to card bus bridge
+        return E_NOT_SUPPORT_MSI;
+        break;
+
+    default: // 不应该到达这里
+        return E_WRONG_HEADER_TYPE;
+        break;
+    }
+
+    return 0;
+}
+/**
+ * @brief 禁用指定设备的msi
+ *
+ * @param header pci header
+ * @return int
+ */
+int pci_disable_msi(void *header)
+{
+    struct pci_device_structure_header_t *ptr = (struct pci_device_structure_header_t *)header;
+    uint32_t cap_ptr;
+    uint32_t tmp;
+
+    switch (ptr->HeaderType)
+    {
+    case 0x00: // general device
+        if (!(ptr->Status & 0x10))
+            return E_NOT_SUPPORT_MSI;
+        cap_ptr = ((struct pci_device_structure_general_device_t *)ptr)->Capabilities_Pointer;
+
+        tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
+
+        if (tmp & 0xff != 0x5)
+            return E_NOT_SUPPORT_MSI;
+
+        // 禁用msi
+        tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
+        tmp &= (~(1 << 16));
+        pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr, tmp);
+
+        break;
+
+    case 0x01: // pci to pci bridge
+        if (!(ptr->Status & 0x10))
+            return E_NOT_SUPPORT_MSI;
+        cap_ptr = ((struct pci_device_structure_pci_to_pci_bridge_t *)ptr)->Capability_Pointer;
+
+        tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
+
+        if (tmp & 0xff != 0x5)
+            return E_NOT_SUPPORT_MSI;
+
+        //禁用msi
+        tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
+        tmp &= (~(1 << 16));
+        pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr, tmp);
+
+        break;
+    case 0x02: // pci to card bus bridge
+        return E_NOT_SUPPORT_MSI;
+        break;
+
+    default: // 不应该到达这里
+        return E_WRONG_HEADER_TYPE;
+        break;
+    }
+
+    return 0;
+}

kernel/driver/pci/msi.h

@@ -0,0 +1,32 @@
+#pragma once
+#include <common/glib.h>
+
+
+/**
+ * @brief 启用 Message Signaled Interrupts
+ * 
+ * @param header 设备header
+ * @param vector 中断向量号
+ * @param processor 要投递到的处理器
+ * @param edge_trigger 是否边缘触发
+ * @param assert 是否高电平触发
+ * 
+ * @return 返回码
+ */
+int pci_enable_msi(void * header, uint8_t vector, uint32_t processor, uint8_t edge_trigger, uint8_t assert);
+
+/**
+ * @brief 禁用指定设备的msi
+ *
+ * @param header pci header
+ * @return int
+ */
+int pci_disable_msi(void *header);
+
+/**
+ * @brief 在已配置好msi寄存器的设备上，使能msi
+ *
+ * @param header 设备头部
+ * @return int 返回码
+ */
+int pci_start_msi(void *header);

kernel/driver/pci/pci.c

@@ -26,17 +26,6 @@ static void pci_checkBus(uint8_t bus);
         }                                                             \
     } while (0)
 
-/**
- * @brief 生成架构相关的msi的message address
- *
- */
-#define pci_get_arch_msi_message_address(processor) ((uint64_t)(0xfee00000UL | (processor << 12)))
-
-/**
- * @brief 生成架构相关的message data
- *
- */
-#define 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 从pci配置空间读取信息
@@ -479,219 +468,6 @@ void pci_init()
     kinfo("PCI bus initialized.")
 }
 
-/**
- * @brief 启用 Message Signaled Interrupts
- *
- * @param header 设备header
- * @param vector 中断向量号
- * @param processor 要投递到的处理器
- * @param edge_trigger 是否边缘触发
- * @param assert 是否高电平触发
- *
- * @return 返回码
- */
-int pci_enable_msi(void *header, uint8_t vector, uint32_t processor, uint8_t edge_trigger, uint8_t assert)
-{
-    struct pci_device_structure_header_t *ptr = (struct pci_device_structure_header_t *)header;
-    uint32_t cap_ptr;
-    uint32_t tmp;
-    uint16_t message_control;
-    uint64_t message_addr;
-    switch (ptr->HeaderType)
-    {
-    case 0x00: // general device
-        if (!(ptr->Status & 0x10))
-            return E_NOT_SUPPORT_MSI;    
-        
-        cap_ptr = ((struct pci_device_structure_general_device_t *)ptr)->Capabilities_Pointer;
-
-        tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
-        message_control = (tmp >> 16) & 0xffff;
-
-        if (tmp & 0xff != 0x5)
-            return E_NOT_SUPPORT_MSI;
-
-        // 写入message address
-        message_addr = pci_get_arch_msi_message_address(processor); // 获取message address
-        pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr + 0x4, (uint32_t)(message_addr & 0xffffffff));
-
-        if (message_control & (1 << 7)) // 64位
-            pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr + 0x8, (uint32_t)((message_addr >> 32) & 0xffffffff));
-
-        // 写入message data
-        tmp = pci_get_arch_msi_message_data(vector, processor, edge_trigger, assert);
-        if (message_control & (1 << 7)) // 64位
-            pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr + 0xc, tmp);
-        else
-            pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr + 0x8, tmp);
-
-        // 使能msi
-        tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
-        tmp |= (1 << 16);
-        pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr, tmp);
-
-        break;
-
-    case 0x01: // pci to pci bridge
-        if (!(ptr->Status & 0x10))
-            return E_NOT_SUPPORT_MSI;
-        cap_ptr = ((struct pci_device_structure_pci_to_pci_bridge_t *)ptr)->Capability_Pointer;
-
-        tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
-
-        message_control = (tmp >> 16) & 0xffff;
-
-        if (tmp & 0xff != 0x5)
-            return E_NOT_SUPPORT_MSI;
-
-        // 写入message address
-        message_addr = pci_get_arch_msi_message_address(processor); // 获取message address
-        pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr + 0x4, (uint32_t)(message_addr & 0xffffffff));
-
-        if (message_control & (1 << 7)) // 64位
-            pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr + 0x8, (uint32_t)((message_addr >> 32) & 0xffffffff));
-
-        // 写入message data
-        tmp = pci_get_arch_msi_message_data(vector, processor, edge_trigger, assert);
-        if (message_control & (1 << 7)) // 64位
-            pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr + 0xc, tmp);
-        else
-            pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr + 0x8, tmp);
-
-        // 使能msi
-        tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
-        tmp |= (1 << 16);
-        pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr, tmp);
-
-        break;
-    case 0x02: // pci to card bus bridge
-        return E_NOT_SUPPORT_MSI;
-        break;
-
-    default: // 不应该到达这里
-        return E_WRONG_HEADER_TYPE;
-        break;
-    }
-
-    return 0;
-}
-
-/**
- * @brief 在已配置好msi寄存器的设备上，使能msi
- *
- * @param header 设备头部
- * @return int 返回码
- */
-int pci_start_msi(void *header)
-{
-    struct pci_device_structure_header_t *ptr = (struct pci_device_structure_header_t *)header;
-    uint32_t cap_ptr;
-    uint32_t tmp;
-
-    switch (ptr->HeaderType)
-    {
-    case 0x00: // general device
-        if (!(ptr->Status & 0x10))
-            return E_NOT_SUPPORT_MSI;
-        cap_ptr = ((struct pci_device_structure_general_device_t *)ptr)->Capabilities_Pointer;
-
-        tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
-
-        if (tmp & 0xff != 0x5)
-            return E_NOT_SUPPORT_MSI;
-
-        // 使能msi
-        tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
-        tmp |= (1 << 16);
-        pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr, tmp);
-
-        break;
-
-    case 0x01: // pci to pci bridge
-        if (!(ptr->Status & 0x10))
-            return E_NOT_SUPPORT_MSI;
-        cap_ptr = ((struct pci_device_structure_pci_to_pci_bridge_t *)ptr)->Capability_Pointer;
-
-        tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
-
-        if (tmp & 0xff != 0x5)
-            return E_NOT_SUPPORT_MSI;
-
-        //使能msi
-        tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
-        tmp |= (1 << 16);
-        pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr, tmp);
-
-        break;
-    case 0x02: // pci to card bus bridge
-        return E_NOT_SUPPORT_MSI;
-        break;
-
-    default: // 不应该到达这里
-        return E_WRONG_HEADER_TYPE;
-        break;
-    }
-
-    return 0;
-}
-/**
- * @brief 禁用指定设备的msi
- *
- * @param header pci header
- * @return int
- */
-int pci_disable_msi(void *header)
-{
-    struct pci_device_structure_header_t *ptr = (struct pci_device_structure_header_t *)header;
-    uint32_t cap_ptr;
-    uint32_t tmp;
-
-    switch (ptr->HeaderType)
-    {
-    case 0x00: // general device
-        if (!(ptr->Status & 0x10))
-            return E_NOT_SUPPORT_MSI;
-        cap_ptr = ((struct pci_device_structure_general_device_t *)ptr)->Capabilities_Pointer;
-
-        tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
-
-        if (tmp & 0xff != 0x5)
-            return E_NOT_SUPPORT_MSI;
-
-        // 禁用msi
-        tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
-        tmp &= (~(1 << 16));
-        pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr, tmp);
-
-        break;
-
-    case 0x01: // pci to pci bridge
-        if (!(ptr->Status & 0x10))
-            return E_NOT_SUPPORT_MSI;
-        cap_ptr = ((struct pci_device_structure_pci_to_pci_bridge_t *)ptr)->Capability_Pointer;
-
-        tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
-
-        if (tmp & 0xff != 0x5)
-            return E_NOT_SUPPORT_MSI;
-
-        //禁用msi
-        tmp = pci_read_config(ptr->bus, ptr->device, ptr->func, cap_ptr); // 读取cap+0x0处的值
-        tmp &= (~(1 << 16));
-        pci_write_config(ptr->bus, ptr->device, ptr->func, cap_ptr, tmp);
-
-        break;
-    case 0x02: // pci to card bus bridge
-        return E_NOT_SUPPORT_MSI;
-        break;
-
-    default: // 不应该到达这里
-        return E_WRONG_HEADER_TYPE;
-        break;
-    }
-
-    return 0;
-}
 
 /**
  * @brief 获取 device structure

kernel/driver/pci/pci.h

@@ -205,34 +205,7 @@ void* pci_read_header(int *type, uchar bus, uchar slot, uchar func, bool add_to_
  */
 void pci_checkAllBuses();
 
-/**
- * @brief 启用 Message Signaled Interrupts
- * 
- * @param header 设备header
- * @param vector 中断向量号
- * @param processor 要投递到的处理器
- * @param edge_trigger 是否边缘触发
- * @param assert 是否高电平触发
- * 
- * @return 返回码
- */
-int pci_enable_msi(void * header, uint8_t vector, uint32_t processor, uint8_t edge_trigger, uint8_t assert);
 
-/**
- * @brief 禁用指定设备的msi
- *
- * @param header pci header
- * @return int
- */
-int pci_disable_msi(void *header);
-
-/**
- * @brief 在已配置好msi寄存器的设备上，使能msi
- *
- * @param header 设备头部
- * @return int 返回码
- */
-int pci_start_msi(void *header);
 
 /**
  * @brief 获取 device structure

kernel/driver/timers/Makefile

@@ -0,0 +1,10 @@
+
+all: rtc.o HPET.o
+
+CFLAGS += -I .
+
+rtc.o: rtc/rtc.c
+	gcc $(CFLAGS) -c rtc/rtc.c -o rtc/rtc.o
+
+HPET.o: HPET/HPET.c
+	gcc $(CFLAGS) -c HPET/HPET.c -o HPET/HPET.o

kernel/driver/uart/Makefile

@@ -0,0 +1,7 @@
+
+all: uart.o
+
+CFLAGS += -I .
+
+uart.o: uart.c
+	gcc $(CFLAGS) -c uart.c -o uart.o

kernel/driver/usb/xhci/xhci.h

@@ -1,6 +1,7 @@
 #pragma once
 #include <driver/usb/usb.h>
 #include <driver/pci/pci.h>
+#include <driver/pci/msi.h>
 
 #define XHCI_MAX_HOST_CONTROLLERS 4 // 本驱动程序最大支持4个xhci root hub controller
 #define XHCI_MAX_ROOT_HUB_PORTS 128 // 本驱动程序最大支持127个root hub 端口（第0个保留）

kernel/exception/Makefile

@@ -0,0 +1,18 @@
+
+CFLAGS += -I .
+
+
+all: entry.o irq.o softirq.o trap.o
+
+entry.o: entry.S
+	gcc -E entry.S > entry.s
+	as $(ASFLAGS) -o entry.o entry.s
+
+trap.o: trap.c
+	gcc $(CFLAGS) -c trap.c -o trap.o
+
+softirq.o: softirq.c
+	gcc $(CFLAGS) -c softirq.c -o softirq.o
+
+irq.o: irq.c
+	gcc $(CFLAGS) -c irq.c -o irq.o

kernel/mm/Makefile

@@ -0,0 +1,12 @@
+
+CFLAGS += -I .
+
+
+all:mm.o slab.o
+
+mm.o: mm.c
+	gcc $(CFLAGS) -c mm.c -o mm.o
+
+slab.o: slab.c
+	gcc $(CFLAGS) -c slab.c -o slab.o
+

kernel/sched/Makefile

@@ -0,0 +1,8 @@
+
+CFLAGS += -I .
+
+
+all: sched.o
+
+sched.o: sched.c
+	gcc $(CFLAGS) -c sched.c -o sched.o

kernel/smp/Makefile

@@ -0,0 +1,13 @@
+
+CFLAGS += -I .
+
+
+all: apu_boot.o smp.o
+
+
+apu_boot.o: apu_boot.S
+	gcc -E apu_boot.S > apu_boot.s # 预处理
+	as $(ASFLAGS) -o apu_boot.o apu_boot.s
+
+smp.o: smp.c
+	gcc $(CFLAGS) -c smp.c -o smp.o

kernel/syscall/Makefile

@@ -0,0 +1,8 @@
+
+CFLAGS += -I .
+
+
+all: syscall.o
+
+syscall.o: syscall.c
+	gcc $(CFLAGS) -c syscall.c -o syscall.o