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add ipc pipe (#28)
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@ -779,7 +779,7 @@ system_call_t system_call_table[MAX_SYSTEM_CALL_NUM] =
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[17] = sys_mkdir,
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[18] = sys_nanosleep,
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[19] = sys_clock,
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[20] = system_call_not_exists,
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[20] = sys_pipe,
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[21] = sys_mstat,
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[22 ... 254] = system_call_not_exists,
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[255] = sys_ahci_end_req};
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@ -79,6 +79,15 @@ uint64_t sys_sbrk(struct pt_regs *regs);
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*/
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uint64_t sys_mkdir(struct pt_regs * regs);
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/**
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* @brief 创建管道
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* 在pipe.c中实现
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* @param fd(r8) 文件句柄指针
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* @param num(r9) 文件句柄个数
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* @return uint64_t
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*/
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uint64_t sys_pipe(struct pt_regs * regs);
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ul sys_ahci_end_req(struct pt_regs *regs);
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// 系统调用的内核入口程序
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