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🔧 更改目录结构，将定时器独立出来
将定时器独立出来
This commit is contained in:
fslongjin
parent
ee0b5ed3fd
commit
eb67b612c4
3
.vscode/settings.json
vendored
3
.vscode/settings.json
vendored
@ -102,7 +102,8 @@
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"wait_queue.h": "c",
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"stddef.h": "c",
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"spinlock.h": "c",
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"stat.h": "c"
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"stat.h": "c",
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"video.h": "c"
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},
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"C_Cpp.errorSquiggles": "Enabled",
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"esbonio.sphinx.confDir": ""
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@ -18,7 +18,7 @@ LD_LIST := head.o
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OBJ_LIST := head.o
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kernel_subdirs := common driver process debug filesystem
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kernel_subdirs := common driver process debug filesystem time
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@ -125,8 +125,6 @@ rtc.o: driver/timers/rtc/rtc.c
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HPET.o: driver/timers/HPET/HPET.c
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gcc $(CFLAGS) -c driver/timers/HPET/HPET.c -o driver/timers/HPET/HPET.o
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timer.o: driver/timers/timer.c
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gcc $(CFLAGS) -c driver/timers/timer.c -o driver/timers/timer.o
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OBJ_LIST += uart.o
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LD_LIST += driver/uart/uart.o
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@ -156,7 +154,7 @@ all: kernel
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echo "Done."
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kernel: head.o entry.o main.o printk.o trap.o mm.o slab.o irq.o pic.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 timer.o $(OBJ_LIST)
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kernel: head.o entry.o main.o printk.o trap.o mm.o slab.o irq.o pic.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 $(OBJ_LIST)
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@list='$(kernel_subdirs)'; for subdir in $$list; do \
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echo "make all in $$subdir";\
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@ -3,7 +3,7 @@
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#include <mm/mm.h>
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#include <driver/interrupt/apic/apic.h>
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#include <exception/softirq.h>
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#include <driver/timers/timer.h>
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#include <time/timer.h>
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#include <process/process.h>
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#include <sched/sched.h>
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#include <smp/ipi.h>
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@ -149,6 +149,7 @@ int HPET_init()
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HPET_COUNTER_CLK_PERIOD = (tmp >> 32) & 0xffffffff;
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HPET_freq = 1.0 * 1e15 / HPET_COUNTER_CLK_PERIOD;
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HPET_NUM_TIM_CAP = (tmp >> 8) & 0x1f; // 读取计时器数量
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kinfo("Total HPET timers: %d", HPET_NUM_TIM_CAP);
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// kinfo("HPET CLK_PERIOD=%#03lx Frequency=%f", HPET_COUNTER_CLK_PERIOD, (double)HPET_freq);
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// kdebug("HPET_freq=%ld", (long)HPET_freq);
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@ -167,15 +168,18 @@ int HPET_init()
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while (1)
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hlt();
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}
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// kdebug("[HPET0] conf register=%#018lx conf register[63:32]=%#06lx", (*(uint64_t *)(HPET_REG_BASE + TIM0_CONF)), ((*(uint64_t *)(HPET_REG_BASE + TIM0_CONF))>>32)&0xffffffff);
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*(uint64_t *)(HPET_REG_BASE + MAIN_CNT) = 0;
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io_mfence();
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*(uint64_t *)(HPET_REG_BASE + TIM0_CONF) = 0x004c; // 设置定时器0为周期定时，边沿触发，投递到IO APIC的2号引脚（这里有点绕，写的是8259的引脚号，但是因为禁用了8259，因此会被路由到IO APIC的2号引脚）
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*(uint64_t *)(HPET_REG_BASE + TIM0_CONF) = 0x004c; // 设置定时器0为周期定时，边沿触发，默认投递到IO APIC的2号引脚(看conf寄存器的高32bit，哪一位被置1，则可以投递到哪一个I/O apic引脚)
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io_mfence();
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*(uint64_t *)(HPET_REG_BASE + TIM0_COMP) = clks_to_intr; // 5ms触发一次中断
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//*(uint64_t *)(HPET_REG_BASE + TIM0_COMP) = HPET_freq; // 1s触发一次中断
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io_mfence();
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// kdebug("[HPET0] conf register after modify=%#018lx", ((*(uint64_t *)(HPET_REG_BASE + TIM0_CONF))));
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// kdebug("[HPET1] conf register =%#018lx", ((*(uint64_t *)(HPET_REG_BASE + TIM1_CONF))));
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rtc_get_cmos_time(&rtc_now);
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kinfo("HPET Initialized.");
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@ -2,7 +2,7 @@
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#include <mm/mm.h>
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#include <common/printk.h>
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#include <driver/multiboot2/multiboot2.h>
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#include <driver/timers/timer.h>
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#include <time/timer.h>
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#include <common/kprint.h>
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#include <mm/mm.h>
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#include <mm/slab.h>
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@ -28,7 +28,7 @@
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#include "driver/disk/ahci/ahci.h"
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#include <driver/timers/rtc/rtc.h>
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#include <driver/timers/HPET/HPET.h>
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#include <driver/timers/timer.h>
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#include <time/timer.h>
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#include <driver/uart/uart.h>
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#include <driver/video/video.h>
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@ -38,24 +38,7 @@ ul bsp_idt_size, bsp_gdt_size;
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struct memory_desc memory_management_struct = {{0}, 0};
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// struct Global_Memory_Descriptor memory_management_struct = {{0}, 0};
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void test_slab();
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void show_welcome()
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{
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/**
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* @brief 打印欢迎页面
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*
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*/
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printk("\n\n");
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for (int i = 0; i < 74; ++i)
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printk(" ");
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printk_color(0x00e0ebeb, 0x00e0ebeb, " \n");
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for (int i = 0; i < 74; ++i)
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printk(" ");
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printk_color(BLACK, 0x00e0ebeb, " Welcome to DragonOS ! \n");
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for (int i = 0; i < 74; ++i)
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printk(" ");
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printk_color(0x00e0ebeb, 0x00e0ebeb, " \n\n");
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}
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struct gdtr gdtp;
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struct idtr idtp;
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@ -190,59 +173,7 @@ void Start_Kernel(void)
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system_initialize();
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/*
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// int part_id = fat32_register_partition(0, 0, 0);
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struct vfs_dir_entry_t *dentry = vfs_path_walk("a.txt", 0);
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if (dentry != NULL)
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printk_color(ORANGE, BLACK, "Found a.txt\nDIR_FstClus:%#018lx\tDIR_FileSize:%#018lx\n", ((struct fat32_inode_info_t *)(dentry->dir_inode->private_inode_info))->first_clus, dentry->dir_inode->file_size);
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else
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printk_color(ORANGE, BLACK, "Can`t find file\n");
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dentry = vfs_path_walk("xx/12.png", 0);
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if (dentry != NULL)
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printk_color(ORANGE, BLACK, "Found xx/12.png\nDIR_FstClus:%#018lx\tDIR_FileSize:%#018lx\n", ((struct fat32_inode_info_t *)(dentry->dir_inode->private_inode_info))->first_clus, dentry->dir_inode->file_size);
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else
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printk_color(ORANGE, BLACK, "Can`t find file\n");
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*/
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// show_welcome();
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// test_mm();
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/*
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while (1)
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{
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ps2_keyboard_analyze_keycode();
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struct ps2_mouse_packet_3bytes packet = {0};
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// struct ps2_mouse_packet_4bytes packet = {0};
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int errcode = 0;
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errcode = ps2_mouse_get_packet(&packet);
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if (errcode == 0)
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{
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printk_color(GREEN, BLACK, " (Mouse: byte0:%d, x:%3d, y:%3d)\n", packet.byte0, packet.movement_x, packet.movement_y);
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// printk_color(GREEN, BLACK, " (Mouse: byte0:%d, x:%3d, y:%3d, byte3:%3d)\n", packet.byte0, packet.movement_x, packet.movement_y, (unsigned char)packet.byte3);
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}
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}
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*/
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/*
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while (1)
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{
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keyboard_analyze_keycode();
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analyze_mousecode();
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}
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*/
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// ipi_send_IPI(DEST_PHYSICAL, IDLE, ICR_LEVEL_DE_ASSERT, EDGE_TRIGGER, 0xc8, ICR_APIC_FIXED, ICR_No_Shorthand, true, 1); // 测试ipi
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// int last_sec = rtc_now.second;
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/*
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while (1)
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{
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if (last_sec != rtc_now.second)
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{
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last_sec = rtc_now.second;
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kinfo("Current Time: %04d/%02d/%02d %02d:%02d:%02d", rtc_now.year, rtc_now.month, rtc_now.day, rtc_now.hour, rtc_now.minute, rtc_now.second);
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}
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}
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*/
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while (1)
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hlt();
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}
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10
kernel/time/Makefile
Normal file
10
kernel/time/Makefile
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@ -0,0 +1,10 @@
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all: timer.o
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CFLAGS += -I .
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timer.o: timer.c
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gcc $(CFLAGS) -c timer.c -o timer.o
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clean:
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echo "Done."
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@ -1,8 +1,8 @@
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#pragma once
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#include <common/glib.h>
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#include "HPET/HPET.h"
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#include "rtc/rtc.h"
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#include <driver/timers/HPET/HPET.h>
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#include <driver/timers/rtc/rtc.h>
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uint64_t volatile timer_jiffies = 0; // 系统时钟计数
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