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fix: 未清空ist的问题

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fslongjin
2022-07-17 19:28:08 +08:00
parent afb80d4d6e
commit 4f24cff980
1 changed files with 1 additions and 0 deletions
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kernel/main.c
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@ -103,6 +103,7 @@ void system_initialize()
// =========== 重新设置initial_tss[0]的ist // =========== 重新设置initial_tss[0]的ist
uchar *ptr = (uchar *)kmalloc(STACK_SIZE, 0) + STACK_SIZE; uchar *ptr = (uchar *)kmalloc(STACK_SIZE, 0) + STACK_SIZE;
memset(ptr, 0, STACK_SIZE); // 将ist清空
((struct process_control_block *)(ptr - STACK_SIZE))->cpu_id = 0; ((struct process_control_block *)(ptr - STACK_SIZE))->cpu_id = 0;
initial_tss[0].ist1 = (ul)ptr; initial_tss[0].ist1 = (ul)ptr;