arch_init.c

   1 /*
   2  * QEMU System Emulator
   3  *
   4  * Copyright (c) 2003-2008 Fabrice Bellard
   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 #include "qemu/osdep.h"
  25 #include "qemu-common.h"
  26 #include "cpu.h"
  27 #include "sysemu/sysemu.h"
  28 #include "sysemu/arch_init.h"
  29 #include "hw/pci/pci.h"
  30 #include "hw/audio/audio.h"
  31 #include "qemu/config-file.h"
  32 #include "qemu/error-report.h"
  33 #include "qmp-commands.h"
  34 #include "hw/acpi/acpi.h"
  35 #include "qemu/help_option.h"
  36
  37 #ifdef TARGET_SPARC
  38 int graphic_width = 1024;
  39 int graphic_height = 768;
  40 int graphic_depth = 8;
  41 #else
  42 int graphic_width = 800;
  43 int graphic_height = 600;
  44 int graphic_depth = 32;
  45 #endif
  46
  47
  48 #if defined(TARGET_ALPHA)
  49 #define QEMU_ARCH QEMU_ARCH_ALPHA
  50 #elif defined(TARGET_ARM)
  51 #define QEMU_ARCH QEMU_ARCH_ARM
  52 #elif defined(TARGET_CRIS)
  53 #define QEMU_ARCH QEMU_ARCH_CRIS
  54 #elif defined(TARGET_I386)
  55 #define QEMU_ARCH QEMU_ARCH_I386
  56 #elif defined(TARGET_M68K)
  57 #define QEMU_ARCH QEMU_ARCH_M68K
  58 #elif defined(TARGET_LM32)
  59 #define QEMU_ARCH QEMU_ARCH_LM32
  60 #elif defined(TARGET_MICROBLAZE)
  61 #define QEMU_ARCH QEMU_ARCH_MICROBLAZE
  62 #elif defined(TARGET_MIPS)
  63 #define QEMU_ARCH QEMU_ARCH_MIPS
  64 #elif defined(TARGET_MOXIE)
  65 #define QEMU_ARCH QEMU_ARCH_MOXIE
  66 #elif defined(TARGET_OPENRISC)
  67 #define QEMU_ARCH QEMU_ARCH_OPENRISC
  68 #elif defined(TARGET_PPC)
  69 #define QEMU_ARCH QEMU_ARCH_PPC
  70 #elif defined(TARGET_S390X)
  71 #define QEMU_ARCH QEMU_ARCH_S390X
  72 #elif defined(TARGET_SH4)
  73 #define QEMU_ARCH QEMU_ARCH_SH4
  74 #elif defined(TARGET_SPARC)
  75 #define QEMU_ARCH QEMU_ARCH_SPARC
  76 #elif defined(TARGET_XTENSA)
  77 #define QEMU_ARCH QEMU_ARCH_XTENSA
  78 #elif defined(TARGET_UNICORE32)
  79 #define QEMU_ARCH QEMU_ARCH_UNICORE32
  80 #elif defined(TARGET_TRICORE)
  81 #define QEMU_ARCH QEMU_ARCH_TRICORE
  82 #endif
  83
  84 const uint32_t arch_type = QEMU_ARCH;
  85
  86 struct soundhw {
  87     const char *name;
  88     const char *descr;
  89     int enabled;
  90     int isa;
  91     union {
  92         int (*init_isa) (ISABus *bus);
  93         int (*init_pci) (PCIBus *bus);
  94     } init;
  95 };
  96
  97 static struct soundhw soundhw[9];
  98 static int soundhw_count;
  99
 100 void isa_register_soundhw(const char *name, const char *descr,
 101                           int (*init_isa)(ISABus *bus))
 102 {
 103     assert(soundhw_count < ARRAY_SIZE(soundhw) - 1);
 104     soundhw[soundhw_count].name = name;
 105     soundhw[soundhw_count].descr = descr;
 106     soundhw[soundhw_count].isa = 1;
 107     soundhw[soundhw_count].init.init_isa = init_isa;
 108     soundhw_count++;
 109 }
 110
 111 void pci_register_soundhw(const char *name, const char *descr,
 112                           int (*init_pci)(PCIBus *bus))
 113 {
 114     assert(soundhw_count < ARRAY_SIZE(soundhw) - 1);
 115     soundhw[soundhw_count].name = name;
 116     soundhw[soundhw_count].descr = descr;
 117     soundhw[soundhw_count].isa = 0;
 118     soundhw[soundhw_count].init.init_pci = init_pci;
 119     soundhw_count++;
 120 }
 121
 122 void select_soundhw(const char *optarg)
 123 {
 124     struct soundhw *c;
 125
 126     if (is_help_option(optarg)) {
 127     show_valid_cards:
 128
 129         if (soundhw_count) {
 130              printf("Valid sound card names (comma separated):\n");
 131              for (c = soundhw; c->name; ++c) {
 132                  printf ("%-11s %s\n", c->name, c->descr);
 133              }
 134              printf("\n-soundhw all will enable all of the above\n");
 135         } else {
 136              printf("Machine has no user-selectable audio hardware "
 137                     "(it may or may not have always-present audio hardware).\n");
 138         }
 139         exit(!is_help_option(optarg));
 140     }
 141     else {
 142         size_t l;
 143         const char *p;
 144         char *e;
 145         int bad_card = 0;
 146
 147         if (!strcmp(optarg, "all")) {
 148             for (c = soundhw; c->name; ++c) {
 149                 c->enabled = 1;
 150             }
 151             return;
 152         }
 153
 154         p = optarg;
 155         while (*p) {
 156             e = strchr(p, ',');
 157             l = !e ? strlen(p) : (size_t) (e - p);
 158
 159             for (c = soundhw; c->name; ++c) {
 160                 if (!strncmp(c->name, p, l) && !c->name[l]) {
 161                     c->enabled = 1;
 162                     break;
 163                 }
 164             }
 165
 166             if (!c->name) {
 167                 if (l > 80) {
 168                     error_report("Unknown sound card name (too big to show)");
 169                 }
 170                 else {
 171                     error_report("Unknown sound card name `%.*s'",
 172                                  (int) l, p);
 173                 }
 174                 bad_card = 1;
 175             }
 176             p += l + (e != NULL);
 177         }
 178
 179         if (bad_card) {
 180             goto show_valid_cards;
 181         }
 182     }
 183 }
 184
 185 void audio_init(void)
 186 {
 187     struct soundhw *c;
 188     ISABus *isa_bus = (ISABus *) object_resolve_path_type("", TYPE_ISA_BUS, NULL);
 189     PCIBus *pci_bus = (PCIBus *) object_resolve_path_type("", TYPE_PCI_BUS, NULL);
 190
 191     for (c = soundhw; c->name; ++c) {
 192         if (c->enabled) {
 193             if (c->isa) {
 194                 if (!isa_bus) {
 195                     error_report("ISA bus not available for %s", c->name);
 196                     exit(1);
 197                 }
 198                 c->init.init_isa(isa_bus);
 199             } else {
 200                 if (!pci_bus) {
 201                     error_report("PCI bus not available for %s", c->name);
 202                     exit(1);
 203                 }
 204                 c->init.init_pci(pci_bus);
 205             }
 206         }
 207     }
 208 }
 209
 210 int kvm_available(void)
 211 {
 212 #ifdef CONFIG_KVM
 213     return 1;
 214 #else
 215     return 0;
 216 #endif
 217 }
 218
 219 int xen_available(void)
 220 {
 221 #ifdef CONFIG_XEN
 222     return 1;
 223 #else
 224     return 0;
 225 #endif
 226 }
 227
 228
 229 TargetInfo *qmp_query_target(Error **errp)
 230 {
 231     TargetInfo *info = g_malloc0(sizeof(*info));
 232
 233     info->arch = g_strdup(TARGET_NAME);
 234
 235     return info;
 236 }