From e90b72ec3082588b296956730bd2930cf8d5d671 Mon Sep 17 00:00:00 2001 From: Richard Qin Date: Fri, 10 Jul 2026 11:31:46 +0800 Subject: refactor: promote new architecture to repository root Archive the deprecated implementation under lume-legacy, make the new kernel the default root-level build, and update repository entry points without changing kernel behavior. --- include/kernel/fdt.h | 45 --------------------------------------------- 1 file changed, 45 deletions(-) delete mode 100644 include/kernel/fdt.h (limited to 'include/kernel/fdt.h') diff --git a/include/kernel/fdt.h b/include/kernel/fdt.h deleted file mode 100644 index 89cbae6..0000000 --- a/include/kernel/fdt.h +++ /dev/null @@ -1,45 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * Copyright (C) 2026 Richard Qin - * LumeOS - FDT Device Discovery - */ - -#pragma once -#include "common/types.h" - -// Single device descriptor (populated from FDT) -struct FdtDevice { - uint64 base_addr; // MMIO base address - uint64 size; // MMIO region size - uint32 irq; // Interrupt number (0 = none) -}; - -// Device registry — populated by fdt_parse(), consumed by drivers -struct DeviceRegistry { - // Memory - uint64 mem_base; - uint64 mem_size; - - // Core platform devices - FdtDevice uart; - FdtDevice plic; - FdtDevice clint; - - // VirtIO devices (multiple possible) - static constexpr int MAX_VIRTIO = 8; - FdtDevice virtio[MAX_VIRTIO]; - int virtio_count; - - // MMIO ranges for kvminit() to map - static constexpr int MAX_MMIO = 16; - struct MmioRegion { - uint64 base; - uint64 size; - } mmio_regions[MAX_MMIO]; - int mmio_count; -}; - -extern DeviceRegistry g_devices; - -// Parse FDT and populate g_devices -void fdt_parse(uint64 dtb); -- cgit v1.2.3