mirror of
https://github.com/DragonOS-Community/DragonOS.git
synced 2025-06-09 11:16:47 +00:00
修复处理器异常陷阱门被错误清空的bug
This commit is contained in:
parent
4830d04c2f
commit
d364ed7d79
@ -13,7 +13,6 @@
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#include <common/printk.h>
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#include <common/string.h>
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#include <mm/slab.h>
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extern void ignore_int();
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#pragma GCC push_options
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#pragma GCC optimize("O0")
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@ -213,10 +212,7 @@ int irq_unregister(ul irq_num)
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*/
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void irq_init()
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{
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// 将idt重置为新的ignore_int入点(此前在head.S中有设置,
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// 但是那个不完整,某些版本的编译器的输出,在真机运行时会破坏进程执行环境,从而导致#GP
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for (int i = 0; i < 256; ++i)
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set_intr_gate(i, 0, ignore_int);
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#if _INTR_8259A_
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init_8259A();
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#else
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@ -227,14 +223,3 @@ void irq_init()
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#endif
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}
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#pragma GCC optimize("O0")
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/**
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* @brief 当系统收到未知的中断时,执行此处理函数
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*
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* @param regs
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* @param error_code
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*/
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void ignore_int_handler(struct pt_regs *regs, unsigned long error_code)
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{
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kwarn("Unknown interrupt or fault at RIP.\n");
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}
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@ -1,15 +1,19 @@
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#include "trap.h"
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#include "gate.h"
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#include <process/ptrace.h>
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#include <common/kprint.h>
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#include <process/process.h>
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#include <debug/traceback/traceback.h>
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#include <process/process.h>
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#include <process/ptrace.h>
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#include <sched/sched.h>
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extern void ignore_int();
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// 0 #DE 除法错误
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void do_divide_error(struct pt_regs *regs, unsigned long error_code)
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{
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// kerror("do_divide_error(0)");
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kerror("do_divide_error(0),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\t pid=%d\n", error_code, regs->rsp, regs->rip, proc_current_cpu_id, current_pcb->pid);
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kerror("do_divide_error(0),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\t pid=%d\n", error_code,
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regs->rsp, regs->rip, proc_current_cpu_id, current_pcb->pid);
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traceback(regs);
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current_pcb->state = PROC_STOPPED;
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sched();
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@ -20,7 +24,8 @@ void do_debug(struct pt_regs *regs, unsigned long error_code)
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{
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printk("[ ");
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printk_color(RED, BLACK, "ERROR / TRAP");
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printk(" ] do_debug(1),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp, regs->rip, proc_current_cpu_id);
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printk(" ] do_debug(1),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp, regs->rip,
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proc_current_cpu_id);
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while (1)
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hlt();
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@ -32,7 +37,8 @@ void do_nmi(struct pt_regs *regs, unsigned long error_code)
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printk("[ ");
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printk_color(BLUE, BLACK, "INT");
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printk(" ] do_nmi(2),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp, regs->rip, proc_current_cpu_id);
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printk(" ] do_nmi(2),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp, regs->rip,
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proc_current_cpu_id);
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while (1)
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hlt();
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@ -44,7 +50,8 @@ void do_int3(struct pt_regs *regs, unsigned long error_code)
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printk("[ ");
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printk_color(YELLOW, BLACK, "TRAP");
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printk(" ] do_int3(3),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp, regs->rip, proc_current_cpu_id);
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printk(" ] do_int3(3),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp, regs->rip,
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proc_current_cpu_id);
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while (1)
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hlt();
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@ -56,7 +63,8 @@ void do_overflow(struct pt_regs *regs, unsigned long error_code)
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printk("[ ");
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printk_color(YELLOW, BLACK, "TRAP");
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printk(" ] do_overflow(4),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp, regs->rip, proc_current_cpu_id);
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printk(" ] do_overflow(4),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp,
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regs->rip, proc_current_cpu_id);
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current_pcb->state = PROC_STOPPED;
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sched();
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@ -66,7 +74,8 @@ void do_overflow(struct pt_regs *regs, unsigned long error_code)
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void do_bounds(struct pt_regs *regs, unsigned long error_code)
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{
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kerror("do_bounds(5),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp, regs->rip, proc_current_cpu_id);
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kerror("do_bounds(5),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp, regs->rip,
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proc_current_cpu_id);
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while (1)
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hlt();
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@ -76,7 +85,8 @@ void do_bounds(struct pt_regs *regs, unsigned long error_code)
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void do_undefined_opcode(struct pt_regs *regs, unsigned long error_code)
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{
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kerror("do_undefined_opcode(6),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d, pid:%ld", error_code, regs->rsp, regs->rip, proc_current_cpu_id, current_pcb->pid);
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kerror("do_undefined_opcode(6),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d, pid:%ld", error_code,
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regs->rsp, regs->rip, proc_current_cpu_id, current_pcb->pid);
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traceback(regs);
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current_pcb->state = PROC_STOPPED;
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sched();
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@ -86,7 +96,8 @@ void do_undefined_opcode(struct pt_regs *regs, unsigned long error_code)
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void do_dev_not_avaliable(struct pt_regs *regs, unsigned long error_code)
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{
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kerror("do_dev_not_avaliable(7),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp, regs->rip, proc_current_cpu_id);
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kerror("do_dev_not_avaliable(7),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp,
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regs->rip, proc_current_cpu_id);
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current_pcb->state = PROC_STOPPED;
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sched();
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@ -98,7 +109,8 @@ void do_double_fault(struct pt_regs *regs, unsigned long error_code)
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printk("[ ");
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printk_color(RED, BLACK, "Terminate");
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printk(" ] do_double_fault(8),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp, regs->rip, proc_current_cpu_id);
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printk(" ] do_double_fault(8),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp,
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regs->rip, proc_current_cpu_id);
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traceback(regs);
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current_pcb->state = PROC_STOPPED;
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sched();
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@ -108,7 +120,8 @@ void do_double_fault(struct pt_regs *regs, unsigned long error_code)
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void do_coprocessor_segment_overrun(struct pt_regs *regs, unsigned long error_code)
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{
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kerror("do_coprocessor_segment_overrun(9),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp, regs->rip, proc_current_cpu_id);
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kerror("do_coprocessor_segment_overrun(9),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code,
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regs->rsp, regs->rip, proc_current_cpu_id);
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current_pcb->state = PROC_STOPPED;
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sched();
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@ -120,7 +133,8 @@ void do_invalid_TSS(struct pt_regs *regs, unsigned long error_code)
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printk("[");
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printk_color(RED, BLACK, "ERROR");
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printk("] do_invalid_TSS(10),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp, regs->rip, proc_current_cpu_id);
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printk("] do_invalid_TSS(10),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp,
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regs->rip, proc_current_cpu_id);
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printk_color(YELLOW, BLACK, "Information:\n");
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// 解析错误码
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@ -149,7 +163,8 @@ void do_invalid_TSS(struct pt_regs *regs, unsigned long error_code)
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void do_segment_not_exists(struct pt_regs *regs, unsigned long error_code)
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{
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kerror("do_segment_not_exists(11),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp, regs->rip, proc_current_cpu_id);
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kerror("do_segment_not_exists(11),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp,
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regs->rip, proc_current_cpu_id);
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current_pcb->state = PROC_STOPPED;
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sched();
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@ -159,7 +174,8 @@ void do_segment_not_exists(struct pt_regs *regs, unsigned long error_code)
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void do_stack_segment_fault(struct pt_regs *regs, unsigned long error_code)
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{
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kerror("do_stack_segment_fault(12),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp, regs->rip, proc_current_cpu_id);
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kerror("do_stack_segment_fault(12),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp,
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regs->rip, proc_current_cpu_id);
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traceback(regs);
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current_pcb->state = PROC_STOPPED;
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sched();
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@ -169,9 +185,12 @@ void do_stack_segment_fault(struct pt_regs *regs, unsigned long error_code)
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void do_general_protection(struct pt_regs *regs, unsigned long error_code)
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{
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kerror("do_general_protection(13),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\tpid=%ld\n", error_code, regs->rsp, regs->rip, proc_current_cpu_id, current_pcb->pid);
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kerror("do_general_protection(13),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\tpid=%ld\n", error_code,
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regs->rsp, regs->rip, proc_current_cpu_id, current_pcb->pid);
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if (error_code & 0x01)
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printk_color(RED, BLACK, "The exception occurred during delivery of an event external to the program,such as an interrupt or an earlier exception.\n");
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printk_color(RED, BLACK,
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"The exception occurred during delivery of an event external to the program,such as an interrupt "
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"or an earlier exception.\n");
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if (error_code & 0x02)
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printk_color(RED, BLACK, "Refers to a gate descriptor in the IDT;\n");
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@ -196,10 +215,10 @@ void do_page_fault(struct pt_regs *regs, unsigned long error_code)
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unsigned long cr2 = 0;
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__asm__ __volatile__("movq %%cr2, %0"
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: "=r"(cr2)::"memory");
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__asm__ __volatile__("movq %%cr2, %0" : "=r"(cr2)::"memory");
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kerror("do_page_fault(14),Error code :%#018lx,RSP:%#018lx, RBP=%#018lx, RIP:%#018lx CPU:%d, pid=%d\n", error_code, regs->rsp, regs->rbp, regs->rip, proc_current_cpu_id, current_pcb->pid);
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kerror("do_page_fault(14),Error code :%#018lx,RSP:%#018lx, RBP=%#018lx, RIP:%#018lx CPU:%d, pid=%d\n", error_code,
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regs->rsp, regs->rbp, regs->rip, proc_current_cpu_id, current_pcb->pid);
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kerror("regs->rax = %#018lx\n", regs->rax);
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if (!(error_code & 0x01))
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printk_color(RED, BLACK, "Page Not-Present,\t");
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@ -223,7 +242,7 @@ void do_page_fault(struct pt_regs *regs, unsigned long error_code)
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printk_color(RED, BLACK, "\n");
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printk_color(RED, BLACK, "CR2:%#018lx\n", cr2);
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traceback(regs);
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current_pcb->state = PROC_STOPPED;
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sched();
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@ -235,7 +254,8 @@ void do_page_fault(struct pt_regs *regs, unsigned long error_code)
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void do_x87_FPU_error(struct pt_regs *regs, unsigned long error_code)
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{
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kerror("do_x87_FPU_error(16),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp, regs->rip, proc_current_cpu_id);
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kerror("do_x87_FPU_error(16),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp,
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regs->rip, proc_current_cpu_id);
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while (1)
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hlt();
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@ -245,7 +265,8 @@ void do_x87_FPU_error(struct pt_regs *regs, unsigned long error_code)
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void do_alignment_check(struct pt_regs *regs, unsigned long error_code)
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{
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kerror("do_alignment_check(17),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp, regs->rip, proc_current_cpu_id);
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kerror("do_alignment_check(17),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp,
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regs->rip, proc_current_cpu_id);
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current_pcb->state = PROC_STOPPED;
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sched();
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@ -255,7 +276,8 @@ void do_alignment_check(struct pt_regs *regs, unsigned long error_code)
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void do_machine_check(struct pt_regs *regs, unsigned long error_code)
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{
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kerror("do_machine_check(18),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp, regs->rip, proc_current_cpu_id);
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kerror("do_machine_check(18),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp,
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regs->rip, proc_current_cpu_id);
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current_pcb->state = PROC_STOPPED;
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sched();
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@ -265,7 +287,8 @@ void do_machine_check(struct pt_regs *regs, unsigned long error_code)
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void do_SIMD_exception(struct pt_regs *regs, unsigned long error_code)
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{
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kerror("do_SIMD_exception(19),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp, regs->rip, proc_current_cpu_id);
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kerror("do_SIMD_exception(19),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp,
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regs->rip, proc_current_cpu_id);
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current_pcb->state = PROC_STOPPED;
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sched();
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@ -275,7 +298,8 @@ void do_SIMD_exception(struct pt_regs *regs, unsigned long error_code)
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void do_virtualization_exception(struct pt_regs *regs, unsigned long error_code)
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{
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kerror("do_virtualization_exception(20),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code, regs->rsp, regs->rip, proc_current_cpu_id);
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kerror("do_virtualization_exception(20),\tError Code:%#18lx,\tRSP:%#18lx,\tRIP:%#18lx\t CPU:%d\n", error_code,
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regs->rsp, regs->rip, proc_current_cpu_id);
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current_pcb->state = PROC_STOPPED;
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sched();
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@ -283,8 +307,24 @@ void do_virtualization_exception(struct pt_regs *regs, unsigned long error_code)
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// 21-21 Intel保留,请勿使用
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/**
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* @brief 当系统收到未知的中断时,执行此处理函数
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*
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* @param regs
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* @param error_code
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*/
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void ignore_int_handler(struct pt_regs *regs, unsigned long error_code)
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{
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kwarn("Unknown interrupt or fault at RIP.\n");
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}
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void sys_vector_init()
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{
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// 将idt重置为新的ignore_int入点(此前在head.S中有设置,
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// 但是那个不完整,某些版本的编译器的输出,在真机运行时会破坏进程执行环境,从而导致#GP
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for (int i = 0; i < 256; ++i)
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set_intr_gate(i, 0, ignore_int);
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set_trap_gate(0, 0, divide_error);
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set_trap_gate(1, 0, debug);
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set_intr_gate(2, 0, nmi);
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