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🐛 解决了ap处理器无法处理异常的bug（原因是设置错了TSS表）

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fslongjin
2022-04-06 18:36:56 +08:00
parent b7df2805ed
commit cc39911d4d
8 changed files with 56 additions and 96 deletions
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4
kernel/process/process.c
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@ -18,7 +18,7 @@
void __switch_to(struct process_control_block *prev, struct process_control_block *next)
{
initial_tss[0].rsp0 = next->thread->rbp;
set_TSS64(initial_tss[0].rsp0, initial_tss[0].rsp1, initial_tss[0].rsp2, initial_tss[0].ist1,
set_tss64(TSS64_Table, initial_tss[0].rsp0, initial_tss[0].rsp1, initial_tss[0].rsp2, initial_tss[0].ist1,
initial_tss[0].ist2, initial_tss[0].ist3, initial_tss[0].ist4, initial_tss[0].ist5, initial_tss[0].ist6, initial_tss[0].ist7);
__asm__ __volatile__("movq %%fs, %0 \n\t"
@ -201,7 +201,7 @@ void process_init()
initial_mm.stack_start = _stack_start;
// 初始化进程和tss
set_TSS64(initial_thread.rbp, initial_tss[0].rsp1, initial_tss[0].rsp2, initial_tss[0].ist1, initial_tss[0].ist2, initial_tss[0].ist3, initial_tss[0].ist4, initial_tss[0].ist5, initial_tss[0].ist6, initial_tss[0].ist7);
set_tss64(TSS64_Table, initial_thread.rbp, initial_tss[0].rsp1, initial_tss[0].rsp2, initial_tss[0].ist1, initial_tss[0].ist2, initial_tss[0].ist3, initial_tss[0].ist4, initial_tss[0].ist5, initial_tss[0].ist6, initial_tss[0].ist7);
initial_tss[0].rsp0 = initial_thread.rbp;