root / hw / sga.c @ 0cdd3d14
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1 | a90d4690 | Glauber Costa | /*
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2 | a90d4690 | Glauber Costa | * QEMU dummy ISA device for loading sgabios option rom.
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3 | a90d4690 | Glauber Costa | *
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4 | a90d4690 | Glauber Costa | * Copyright (c) 2011 Glauber Costa, Red Hat Inc.
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5 | a90d4690 | Glauber Costa | *
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6 | a90d4690 | Glauber Costa | * Permission is hereby granted, free of charge, to any person obtaining a copy
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7 | a90d4690 | Glauber Costa | * of this software and associated documentation files (the "Software"), to deal
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8 | a90d4690 | Glauber Costa | * in the Software without restriction, including without limitation the rights
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9 | a90d4690 | Glauber Costa | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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10 | a90d4690 | Glauber Costa | * copies of the Software, and to permit persons to whom the Software is
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11 | a90d4690 | Glauber Costa | * furnished to do so, subject to the following conditions:
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12 | a90d4690 | Glauber Costa | *
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13 | a90d4690 | Glauber Costa | * The above copyright notice and this permission notice shall be included in
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14 | a90d4690 | Glauber Costa | * all copies or substantial portions of the Software.
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15 | a90d4690 | Glauber Costa | *
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16 | a90d4690 | Glauber Costa | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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17 | a90d4690 | Glauber Costa | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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18 | a90d4690 | Glauber Costa | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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19 | a90d4690 | Glauber Costa | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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20 | a90d4690 | Glauber Costa | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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21 | a90d4690 | Glauber Costa | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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22 | a90d4690 | Glauber Costa | * THE SOFTWARE.
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23 | a90d4690 | Glauber Costa | *
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24 | a90d4690 | Glauber Costa | * sgabios code originally available at code.google.com/p/sgabios
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25 | a90d4690 | Glauber Costa | *
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26 | a90d4690 | Glauber Costa | */
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27 | a90d4690 | Glauber Costa | #include "pci.h" |
28 | a90d4690 | Glauber Costa | #include "pc.h" |
29 | a90d4690 | Glauber Costa | #include "loader.h" |
30 | a90d4690 | Glauber Costa | #include "sysemu.h" |
31 | a90d4690 | Glauber Costa | |
32 | a90d4690 | Glauber Costa | #define SGABIOS_FILENAME "sgabios.bin" |
33 | a90d4690 | Glauber Costa | |
34 | a90d4690 | Glauber Costa | typedef struct ISAGAState { |
35 | a90d4690 | Glauber Costa | ISADevice dev; |
36 | a90d4690 | Glauber Costa | } ISASGAState; |
37 | a90d4690 | Glauber Costa | |
38 | 6618f909 | Blue Swirl | static int sga_initfn(ISADevice *dev) |
39 | a90d4690 | Glauber Costa | { |
40 | a90d4690 | Glauber Costa | rom_add_vga(SGABIOS_FILENAME); |
41 | a90d4690 | Glauber Costa | return 0; |
42 | a90d4690 | Glauber Costa | } |
43 | 8f04ee08 | Anthony Liguori | static void sga_class_initfn(ObjectClass *klass, void *data) |
44 | 8f04ee08 | Anthony Liguori | { |
45 | 39bffca2 | Anthony Liguori | DeviceClass *dc = DEVICE_CLASS(klass); |
46 | 8f04ee08 | Anthony Liguori | ISADeviceClass *ic = ISA_DEVICE_CLASS(klass); |
47 | 8f04ee08 | Anthony Liguori | ic->init = sga_initfn; |
48 | 39bffca2 | Anthony Liguori | dc->desc = "Serial Graphics Adapter";
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49 | 8f04ee08 | Anthony Liguori | } |
50 | a90d4690 | Glauber Costa | |
51 | 39bffca2 | Anthony Liguori | static TypeInfo sga_info = {
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52 | 39bffca2 | Anthony Liguori | .name = "sga",
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53 | 39bffca2 | Anthony Liguori | .parent = TYPE_ISA_DEVICE, |
54 | 39bffca2 | Anthony Liguori | .instance_size = sizeof(ISASGAState),
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55 | 39bffca2 | Anthony Liguori | .class_init = sga_class_initfn, |
56 | a90d4690 | Glauber Costa | }; |
57 | a90d4690 | Glauber Costa | |
58 | 83f7d43a | Andreas Färber | static void sga_register_types(void) |
59 | a90d4690 | Glauber Costa | { |
60 | 39bffca2 | Anthony Liguori | type_register_static(&sga_info); |
61 | a90d4690 | Glauber Costa | } |
62 | a90d4690 | Glauber Costa | |
63 | 83f7d43a | Andreas Färber | type_init(sga_register_types) |