37 lines
1.2 KiB
C
37 lines
1.2 KiB
C
#ifndef UTSM_PANIC_H
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#define UTSM_PANIC_H
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#include <utsm/types.h>
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/* ===================================================================
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* F1: 内核 panic 统一兜底(莲花崩溃屏)
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*
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* 崩了也得崩出莲花:
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* - 帧缓冲直接绘制(不走 console_fb 驱动——崩溃时驱动可能已挂)
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* - 淡金莲花 + panic_symbol + 消息 + 寄存器简表
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* - DRR 归档(crash_buf)后 halt
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*
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* 本路径只依赖:Limine framebuffer(Limine 常驻映射)+ serial + DRR
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* Emergency Pool(静态区),不依赖堆/驱动/中断。
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* =================================================================== */
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/* 寄存器简表(可传 0:无异常帧的普通 panic) */
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typedef struct panic_regs {
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u64 rip;
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u64 rsp;
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u64 rflags;
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u64 cs;
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u64 err;
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u64 vector;
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u64 cr2;
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u64 rax, rcx, rdx, rsi, rdi, r8, r9, r10, r11;
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} panic_regs;
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/* 统一 panic 入口:画莲花崩溃屏 + 串口日志 + DRR 归档 + halt(不返回) */
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void panic_full(const char *symbol, const char *msg, const panic_regs *regs);
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/* 兼容旧接口:panic("msg") = panic_full("UTSM-PANIC", msg, 0) */
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void panic(const char *msg);
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#endif /* UTSM_PANIC_H */
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