Linehu
e4307ff0ec
- docs: ROADMAP_INSANE (five-phase plan), TASKBOARD, STATUS single source of truth, PHILOSOPHY; rewrite README/ARCHITECTURE non-goals; archive ROADMAP phase 0-9; drop contradictory dev-plan doc - F1: unified lotus panic screen (panic_full: fb draw + regs dump + DRR crash archive); IDT exception path and dkm_api_panic routed through it - F4: leveled boot selftest (FUCK [boot] selftest=0|1|2), IDT/CS fatal checks + DMA probe - F5: [dsk] skip_firstinit direct-to-desktop; build/configs dev+release templates now injected
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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