LXR qemu/hw/sga.c

   1/*
   2 * QEMU dummy ISA device for loading sgabios option rom.
   3 *
   4 * Copyright (c) 2011 Glauber Costa, Red Hat Inc.
   5 *
   6 * Permission is hereby granted, free of charge, to any person obtaining a copy
   7 * of this software and associated documentation files (the "Software"), to deal
   8 * in the Software without restriction, including without limitation the rights
   9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10 * copies of the Software, and to permit persons to whom the Software is
  11 * furnished to do so, subject to the following conditions:
  12 *
  13 * The above copyright notice and this permission notice shall be included in
  14 * all copies or substantial portions of the Software.
  15 *
  16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  22 * THE SOFTWARE.
  23 *
  24 * sgabios code originally available at code.google.com/p/sgabios
  25 *
  26 */
  27#include "pci.h"
  28#include "pc.h"
  29#include "loader.h"
  30#include "sysemu.h"
  31
  32#define SGABIOS_FILENAME "sgabios.bin"
  33
  34typedef struct ISAGAState {
  35    ISADevice dev;
  36} ISASGAState;
  37
  38static int isa_cirrus_vga_initfn(ISADevice *dev)
  39{
  40    rom_add_vga(SGABIOS_FILENAME);
  41    return 0;
  42}
  43
  44static ISADeviceInfo sga_info = {
  45    .qdev.name    = "sga",
  46    .qdev.desc    = "Serial Graphics Adapter",
  47    .qdev.size    = sizeof(ISASGAState),
  48    .init         = isa_cirrus_vga_initfn,
  49};
  50
  51static void sga_register(void)
  52{
  53      isa_qdev_register(&sga_info);
  54}
  55
  56device_init(sga_register);
  57