This way we also list devices that are behind bridges. Signed-off-by: Lucas Stach <dev@lynxeye.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
60 lines
1.5 KiB
C
60 lines
1.5 KiB
C
/*
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* Copyright (C) 2011-2014 Antony Pavlov <antonynpavlov@gmail.com>
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*
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* This file is part of barebox.
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* See file CREDITS for list of people who contributed to this project.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#include <common.h>
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#include <command.h>
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#include <complete.h>
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#include <linux/pci.h>
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static void traverse_bus(struct pci_bus *bus)
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{
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struct pci_dev *dev;
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list_for_each_entry(dev, &bus->devices, bus_list) {
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printf("%02x:%02x.%1x %04x: %04x:%04x (rev %02x)\n",
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dev->bus->number, PCI_SLOT(dev->devfn),
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PCI_FUNC(dev->devfn), (dev->class >> 8) & 0xffff,
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dev->vendor, dev->device, dev->revision);
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if (dev->subordinate)
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traverse_bus(dev->subordinate);
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}
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}
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static int do_lspci(int argc, char *argv[])
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{
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struct pci_bus *root_bus;
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if (list_empty(&pci_root_buses)) {
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printf("No PCI bus detected\n");
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return 1;
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}
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list_for_each_entry(root_bus, &pci_root_buses, node) {
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traverse_bus(root_bus);
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}
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return 0;
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}
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BAREBOX_CMD_START(lspci)
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.cmd = do_lspci,
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BAREBOX_CMD_DESC("show PCI info")
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BAREBOX_CMD_GROUP(CMD_GRP_INFO)
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BAREBOX_CMD_COMPLETE(empty_complete)
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BAREBOX_CMD_END
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