1*ce3cf70eSThomas Huth /* 2*ce3cf70eSThomas Huth * QEMU Cirrus CLGD 54xx VGA Emulator, ISA bus support 3*ce3cf70eSThomas Huth * 4*ce3cf70eSThomas Huth * Copyright (c) 2004 Fabrice Bellard 5*ce3cf70eSThomas Huth * Copyright (c) 2004 Makoto Suzuki (suzu) 6*ce3cf70eSThomas Huth * 7*ce3cf70eSThomas Huth * Permission is hereby granted, free of charge, to any person obtaining a copy 8*ce3cf70eSThomas Huth * of this software and associated documentation files (the "Software"), to deal 9*ce3cf70eSThomas Huth * in the Software without restriction, including without limitation the rights 10*ce3cf70eSThomas Huth * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 11*ce3cf70eSThomas Huth * copies of the Software, and to permit persons to whom the Software is 12*ce3cf70eSThomas Huth * furnished to do so, subject to the following conditions: 13*ce3cf70eSThomas Huth * 14*ce3cf70eSThomas Huth * The above copyright notice and this permission notice shall be included in 15*ce3cf70eSThomas Huth * all copies or substantial portions of the Software. 16*ce3cf70eSThomas Huth * 17*ce3cf70eSThomas Huth * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 18*ce3cf70eSThomas Huth * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19*ce3cf70eSThomas Huth * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 20*ce3cf70eSThomas Huth * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 21*ce3cf70eSThomas Huth * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 22*ce3cf70eSThomas Huth * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 23*ce3cf70eSThomas Huth * THE SOFTWARE. 24*ce3cf70eSThomas Huth */ 25*ce3cf70eSThomas Huth 26*ce3cf70eSThomas Huth #include "qemu/osdep.h" 27*ce3cf70eSThomas Huth #include "qapi/error.h" 28*ce3cf70eSThomas Huth #include "hw/hw.h" 29*ce3cf70eSThomas Huth #include "hw/loader.h" 30*ce3cf70eSThomas Huth #include "hw/isa/isa.h" 31*ce3cf70eSThomas Huth #include "cirrus_vga_internal.h" 32*ce3cf70eSThomas Huth 33*ce3cf70eSThomas Huth #define TYPE_ISA_CIRRUS_VGA "isa-cirrus-vga" 34*ce3cf70eSThomas Huth #define ISA_CIRRUS_VGA(obj) \ 35*ce3cf70eSThomas Huth OBJECT_CHECK(ISACirrusVGAState, (obj), TYPE_ISA_CIRRUS_VGA) 36*ce3cf70eSThomas Huth 37*ce3cf70eSThomas Huth typedef struct ISACirrusVGAState { 38*ce3cf70eSThomas Huth ISADevice parent_obj; 39*ce3cf70eSThomas Huth 40*ce3cf70eSThomas Huth CirrusVGAState cirrus_vga; 41*ce3cf70eSThomas Huth } ISACirrusVGAState; 42*ce3cf70eSThomas Huth 43*ce3cf70eSThomas Huth static void isa_cirrus_vga_realizefn(DeviceState *dev, Error **errp) 44*ce3cf70eSThomas Huth { 45*ce3cf70eSThomas Huth ISADevice *isadev = ISA_DEVICE(dev); 46*ce3cf70eSThomas Huth ISACirrusVGAState *d = ISA_CIRRUS_VGA(dev); 47*ce3cf70eSThomas Huth VGACommonState *s = &d->cirrus_vga.vga; 48*ce3cf70eSThomas Huth 49*ce3cf70eSThomas Huth /* follow real hardware, cirrus card emulated has 4 MB video memory. 50*ce3cf70eSThomas Huth Also accept 8 MB/16 MB for backward compatibility. */ 51*ce3cf70eSThomas Huth if (s->vram_size_mb != 4 && s->vram_size_mb != 8 && 52*ce3cf70eSThomas Huth s->vram_size_mb != 16) { 53*ce3cf70eSThomas Huth error_setg(errp, "Invalid cirrus_vga ram size '%u'", 54*ce3cf70eSThomas Huth s->vram_size_mb); 55*ce3cf70eSThomas Huth return; 56*ce3cf70eSThomas Huth } 57*ce3cf70eSThomas Huth s->global_vmstate = true; 58*ce3cf70eSThomas Huth vga_common_init(s, OBJECT(dev)); 59*ce3cf70eSThomas Huth cirrus_init_common(&d->cirrus_vga, OBJECT(dev), CIRRUS_ID_CLGD5430, 0, 60*ce3cf70eSThomas Huth isa_address_space(isadev), 61*ce3cf70eSThomas Huth isa_address_space_io(isadev)); 62*ce3cf70eSThomas Huth s->con = graphic_console_init(dev, 0, s->hw_ops, s); 63*ce3cf70eSThomas Huth rom_add_vga(VGABIOS_CIRRUS_FILENAME); 64*ce3cf70eSThomas Huth /* XXX ISA-LFB support */ 65*ce3cf70eSThomas Huth /* FIXME not qdev yet */ 66*ce3cf70eSThomas Huth } 67*ce3cf70eSThomas Huth 68*ce3cf70eSThomas Huth static Property isa_cirrus_vga_properties[] = { 69*ce3cf70eSThomas Huth DEFINE_PROP_UINT32("vgamem_mb", struct ISACirrusVGAState, 70*ce3cf70eSThomas Huth cirrus_vga.vga.vram_size_mb, 4), 71*ce3cf70eSThomas Huth DEFINE_PROP_BOOL("blitter", struct ISACirrusVGAState, 72*ce3cf70eSThomas Huth cirrus_vga.enable_blitter, true), 73*ce3cf70eSThomas Huth DEFINE_PROP_END_OF_LIST(), 74*ce3cf70eSThomas Huth }; 75*ce3cf70eSThomas Huth 76*ce3cf70eSThomas Huth static void isa_cirrus_vga_class_init(ObjectClass *klass, void *data) 77*ce3cf70eSThomas Huth { 78*ce3cf70eSThomas Huth DeviceClass *dc = DEVICE_CLASS(klass); 79*ce3cf70eSThomas Huth 80*ce3cf70eSThomas Huth dc->vmsd = &vmstate_cirrus_vga; 81*ce3cf70eSThomas Huth dc->realize = isa_cirrus_vga_realizefn; 82*ce3cf70eSThomas Huth dc->props = isa_cirrus_vga_properties; 83*ce3cf70eSThomas Huth set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories); 84*ce3cf70eSThomas Huth } 85*ce3cf70eSThomas Huth 86*ce3cf70eSThomas Huth static const TypeInfo isa_cirrus_vga_info = { 87*ce3cf70eSThomas Huth .name = TYPE_ISA_CIRRUS_VGA, 88*ce3cf70eSThomas Huth .parent = TYPE_ISA_DEVICE, 89*ce3cf70eSThomas Huth .instance_size = sizeof(ISACirrusVGAState), 90*ce3cf70eSThomas Huth .class_init = isa_cirrus_vga_class_init, 91*ce3cf70eSThomas Huth }; 92*ce3cf70eSThomas Huth 93*ce3cf70eSThomas Huth static void cirrus_vga_isa_register_types(void) 94*ce3cf70eSThomas Huth { 95*ce3cf70eSThomas Huth type_register_static(&isa_cirrus_vga_info); 96*ce3cf70eSThomas Huth } 97*ce3cf70eSThomas Huth 98*ce3cf70eSThomas Huth type_init(cirrus_vga_isa_register_types) 99