2008-02-02 Marco Gerards <marco@gnu.org>
* bus/pci.c: New file. * include/grub/pci.h: Likewise. * include/grub/i386/pc/pci.h: Likewise. * commands/lspci.c: Likewise. * conf/i386-pc.rmk (pkglib_MODULES): Add `pci.mod' and `lspci.mod'. (pci_mod_SOURCES): New variable. (pci_mod_CFLAGS): Likewise. (pci_mod_LDFLAGS): Likewise. (lspci_mod_SOURCES): Likewise. (lspci_mod_CFLAGS): Likewise. (lspci_mod_LDFLAGS): Likewise.
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7 changed files with 426 additions and 2 deletions
163
commands/lspci.c
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163
commands/lspci.c
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/* lspci.c - List PCI devices. */
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/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2008 Free Software Foundation, Inc.
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*
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* GRUB is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GRUB 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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* You should have received a copy of the GNU General Public License
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* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <grub/pci.h>
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#include <grub/dl.h>
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#include <grub/normal.h>
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#include <grub/misc.h>
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struct grub_pci_classname
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{
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int class;
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int subclass;
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char *desc;
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};
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static const struct grub_pci_classname grub_pci_classes[] =
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{
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{ 0, 0, "" },
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{ 1, 0, "SCSCI Controller" },
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{ 1, 1, "IDE Controller" },
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{ 1, 2, "Floppy Controller" },
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{ 1, 3, "IPI Controller" },
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{ 1, 4, "RAID Controller" },
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{ 1, 0x80, "Mass storage Controller" },
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{ 2, 0, "Ethernet Controller" },
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{ 2, 1, "Token Ring Controller" },
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{ 2, 2, "FDDI Controller" },
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{ 2, 3, "ATM Controller" },
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{ 2, 4, "ISDN Controller" },
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{ 2, 0x80, "Network controller" },
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{ 3, 0, "VGA Controller" },
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{ 3, 1, "XGA Controller" },
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{ 3, 2, "3D Controller" },
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{ 3, 0x80, "Display Controller" },
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{ 4, 0, "Multimedia Video Device" },
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{ 4, 1, "Multimedia Audio Device" },
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{ 4, 2, "Multimedia Telephony Device" },
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{ 4, 0x80, "Multimedia device" },
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{ 5, 0, "RAM Controller" },
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{ 5, 1, "Flash Memory Controller" },
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{ 5, 0x80, "Memory Controller" },
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{ 6, 0, "Host Bridge" },
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{ 6, 1, "ISA Bridge" },
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{ 6, 2, "EISA Bride" },
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{ 6, 3, "MCA Bridge" },
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{ 6, 4, "PCI-PCI Bridge" },
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{ 6, 5, "PCMCIA Bridge" },
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{ 6, 6, "NuBus Bridge" },
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{ 6, 7, "CardBus Bridge" },
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{ 6, 8, "Raceway Bridge" },
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{ 6, 0x80, "Unknown Bridge" },
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{ 7, 0x80, "Communication controller" },
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{ 8, 0x80, "System hardware" },
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{ 9, 0, "Keyboard Controller" },
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{ 9, 1, "Digitizer" },
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{ 9, 2, "Mouse Controller" },
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{ 9, 3, "Scanner Controller" },
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{ 9, 4, "Gameport Controller" },
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{ 9, 0x80, "Unknown Input Device" },
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{ 10, 0, "Generic Docking Station" },
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{ 10, 0x80, "Unkown Docking Station" },
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{ 11, 0, "80386 Processor" },
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{ 11, 1, "80486 Processor" },
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{ 11, 2, "Pentium Processor" },
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{ 11, 0x10, "Alpha Processor" },
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{ 11, 0x20, "PowerPC Processor" },
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{ 11, 0x30, "MIPS Processor" },
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{ 11, 0x40, "Co-Processor" },
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{ 11, 0x80, "Unkown Processor" },
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{ 12, 0x80, "Serial Bus Controller" },
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{ 13, 0x80, "Wireless Controller" },
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{ 14, 0, "I2O" },
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{ 15, 0, "iRDA Controller" },
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{ 15, 1, "Consumer IR" },
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{ 15, 0x10, "RF-Controller" },
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{ 15, 0x80, "Satellite Communication Controller" },
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{ 16, 0, "Network Decryption" },
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{ 16, 1, "Entertainment Decryption" },
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{ 16, 0x80, "Unkown Decryption Controller" },
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{ 17, 0, "Digital IO Module" },
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{ 17, 0x80, "Unkown Data Input System" },
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{ 0, 0, 0 },
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};
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static const char *
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grub_pci_get_class (int class, int subclass)
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{
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const struct grub_pci_classname *curr = grub_pci_classes;
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while (curr->desc)
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{
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if (curr->class == class && curr->subclass == subclass)
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return curr->desc;
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curr++;
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}
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return 0;
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}
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static int
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grub_lspci_iter (int bus, int dev, int func, grub_pci_id_t pciid)
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{
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grub_uint32_t class;
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const char *sclass;
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grub_pci_address_t addr;
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grub_printf ("%02x:%02x.%x %04x:%04x.%d", 0, dev, func, pciid >> 16, pciid & 0xFFFF, func);
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addr = grub_pci_make_address (bus, dev, func, 2);
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class = grub_pci_read (addr);
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/* Lookup the class name, if there isn't a specific one,
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retry with 0x80 to get the generic class name. */
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sclass = grub_pci_get_class (class >> 24, (class >> 16) & 0xFF);
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if (! sclass)
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sclass = grub_pci_get_class (class >> 24, 0x80);
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if (! sclass)
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sclass = "";
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grub_printf (" %s\n", sclass);
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return 0;
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}
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static grub_err_t
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grub_cmd_lspci (struct grub_arg_list *state __attribute__ ((unused)),
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int argc __attribute__ ((unused)),
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char **args __attribute__ ((unused)))
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{
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grub_pci_iterate (grub_lspci_iter);
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return GRUB_ERR_NONE;
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}
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GRUB_MOD_INIT(pci)
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{
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(void) mod; /* To stop warning. */
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grub_register_command ("lspci", grub_cmd_lspci, GRUB_COMMAND_FLAG_BOTH,
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"lspci", "List PCI devices", 0);
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}
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GRUB_MOD_FINI(pci)
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{
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grub_unregister_command ("lspci");
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}
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