boonxiong2
240daa3409
docs(lessons): record the three causes of "build succeeds, image won't boot"
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Covers the ESP FAT geometry vs OVMF FatPkg, the limine.conf guest module
drift, and the nine drivers that 055c521
2026-10-05 14:54:25 +08:00
xyou
019585f2bf
feat: B7阶段3 NVMe MSI/MSI-X中断驱动化 + IDT向量分配器 + 幽灵CQE防御
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- nvme.drv: MSI-X表项编程 + 动态向量(0x40-0xDF池) + 完成槽+irqsave自适应轮询混合模型 + CID校验防御幽灵CQE(BUG-20260803-010) + g_cid跳0 + handler自写LAPIC EOI
- IDT: 向量分配器(bitmap+ctzll, O(1)) + irq_vector_alloc/free (kernel_api尾部追加)
- FUCK: apic_route=1 (生产配置启用IOAPIC->LAPIC接管)
- LESSONS_LEARNED: B7阶段3经验教训(向量分配器/MSI编程顺序/混合轮询/幽灵CQE)
- Bug记录: BUG-20260803-010 (QEMU MSI-X unmask边界幽灵CQE)
2026-08-04 18:36:09 +08:00
xyou
a26866e339
feat: B7 APIC/IOAPIC接管 + NVMe写路径 + virtio_net virtqueue + PE兼容层修复 + QEMU测试套件全自动化
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中断路由 (B7):
- apic.drv: LAPIC enable + IOAPIC重定向表编程(MADT ISO感知) + apic_route/apic_route_legacy/apic_diag开关
- UTSM: LAPIC EOI钩子(register_apic_eoi, ABI尾部追加) + IDT 0-255全覆盖 + spurious 0xFF特判
- FUCK: apic_route=0默认PIC(零回归) / =1 IOAPIC->LAPIC接管(失败完整降级) / legacy放开IRQ1/12/11
存储:
- nvme.drv: 写路径 + PRP list + 读回校验 + MSI/MSI-X中断驱动(nvme_msi开关, 回退纯轮询)
- build.ps1: apic.drv纳入构建(原为预置二进制)
网络:
- virtio_net: virtqueue RX/TX + netdev注册 + DHCP自测(slirp真实OFFER)
PE兼容层:
- pe_shim: guest->host指针转换(g_emu_mem_base + gp()) + shim fn32列补齐
- gen_pe.py: PE32+ RVA偏置修复(BUG-004) + cmd.exe生成
- desktop_app.h: da_mouse_poll先判AUX位 + da_mouse_init冲刷残留(BUG-003/008)
- shell: Ctrl修饰键跟踪(BUG-001) + g_run_image扩至1MB(BUG-002)
QEMU测试套件:
- 9用例全自动化(Run-All.ps1): boot-regression/driver-matrix/linux-compat/pe-compat/deaicup-e2e/userapps-matrix/network-e2e/performance-baseline/x86emu32-coverage
- QemuTest.ps1公共库: 串口断言/monitor sendkey/screendump/HTTP服务器/并发隔离
文档:
- CLAUDE.md: APIC/IOAPIC能力 + kernel_api暴露 + IRQ后端升级状态
- LESSONS_LEARNED.md: B7 LAPIC/IOAPIC经验教训(2条)
- Bug记录.txt: BUG-20260801-001~008 + BUG-20260803-009(9条)
- test-cases/*.md: 全部补充自动化脚本小节
- 桌面设计.md: .lnk快捷方式 + LINUXAPP.CNF Linux应用图标
- 系统开发策划.md: NVMe/virtio_net标完成 + B2/B7标已解决 + M2进度列
2026-08-04 18:08:08 +08:00
xyou
3662345434
feat: WiFi驱动(ath9k) + TTF字体 + shell命令行 + FirstInit WiFi跳过
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新增: ath9k PCIe WiFi驱动(被动扫描/beacon解析), shell命令行(help/clear/echo/version/date/reboot/halt), Consolas 18px TTF字体, render_ascii.py
修改: dkm_net_api扩展scan接口, FirstInit无WiFi设备时跳过, DSK加载shell.elf, 非首次启动直接进shell
2026-07-03 12:59:59 +08:00
xyou
f1a2a110d7
Record networking and DMA development progress
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Add the current OS source tree, build scripts, system image layout, and development notes covering DMA page allocation, e1000 bring-up, net API dispatch, and DHCP work in progress.
2026-07-02 16:17:09 +08:00
boonxiong2