From 943bed289d145c1ff09bdd888f8060f2cfb433e8 Mon Sep 17 00:00:00 2001 From: Richard Qin Date: Sat, 2 May 2026 23:36:26 +0800 Subject: feat: add driver registration subsystem with probe functionality --- na/drivers/driver.cc | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 na/drivers/driver.cc (limited to 'na/drivers') diff --git a/na/drivers/driver.cc b/na/drivers/driver.cc new file mode 100644 index 0000000..5810645 --- /dev/null +++ b/na/drivers/driver.cc @@ -0,0 +1,27 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* Copyright (C) 2026 Richard Qin */ + +#include +#include +#include + +extern "C" { + extern DriverEntry __drivers_start[]; + extern DriverEntry __drivers_end[]; +} + +void driver_probe_all() { + DeviceNode* root = fdt_get_node_by_path("/"); + if (!root) { + kprintf("[driver] WARN: No FDT root found\n"); + return; + } + + for (DriverEntry* drv = __drivers_start; drv < __drivers_end; ++drv) { + DeviceNode* node = fdt_find_compatible(drv->compatible); + if (node) { + kprintf("[driver] Probing %s\n", drv->compatible); + drv->probe(node); + } + } +} -- cgit v1.2.3