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_NIOS2)
  67 #define QEMU_ARCH QEMU_ARCH_NIOS2
  68 #elif defined(TARGET_OPENRISC)
  69 #define QEMU_ARCH QEMU_ARCH_OPENRISC
  70 #elif defined(TARGET_PPC)
  71 #define QEMU_ARCH QEMU_ARCH_PPC
  72 #elif defined(TARGET_S390X)
  73 #define QEMU_ARCH QEMU_ARCH_S390X
  74 #elif defined(TARGET_SH4)
  75 #define QEMU_ARCH QEMU_ARCH_SH4
  76 #elif defined(TARGET_SPARC)
  77 #define QEMU_ARCH QEMU_ARCH_SPARC
  78 #elif defined(TARGET_XTENSA)
  79 #define QEMU_ARCH QEMU_ARCH_XTENSA
  80 #elif defined(TARGET_UNICORE32)
  81 #define QEMU_ARCH QEMU_ARCH_UNICORE32
  82 #elif defined(TARGET_TRICORE)
  83 #define QEMU_ARCH QEMU_ARCH_TRICORE
  84 #endif
  85
  86 const uint32_t arch_type = QEMU_ARCH;
  87
  88 struct soundhw {
  89     const char *name;
  90     const char *descr;
  91     int enabled;
  92     int isa;
  93     union {
  94         int (*init_isa) (ISABus *bus);
  95         int (*init_pci) (PCIBus *bus);
  96     } init;
  97 };
  98
  99 static struct soundhw soundhw[9];
 100 static int soundhw_count;
 101
 102 void isa_register_soundhw(const char *name, const char *descr,
 103                           int (*init_isa)(ISABus *bus))
 104 {
 105     assert(soundhw_count < ARRAY_SIZE(soundhw) - 1);
 106     soundhw[soundhw_count].name = name;
 107     soundhw[soundhw_count].descr = descr;
 108     soundhw[soundhw_count].isa = 1;
 109     soundhw[soundhw_count].init.init_isa = init_isa;
 110     soundhw_count++;
 111 }
 112
 113 void pci_register_soundhw(const char *name, const char *descr,
 114                           int (*init_pci)(PCIBus *bus))
 115 {
 116     assert(soundhw_count < ARRAY_SIZE(soundhw) - 1);
 117     soundhw[soundhw_count].name = name;
 118     soundhw[soundhw_count].descr = descr;
 119     soundhw[soundhw_count].isa = 0;
 120     soundhw[soundhw_count].init.init_pci = init_pci;
 121     soundhw_count++;
 122 }
 123
 124 void select_soundhw(const char *optarg)
 125 {
 126     struct soundhw *c;
 127
 128     if (is_help_option(optarg)) {
 129     show_valid_cards:
 130
 131         if (soundhw_count) {
 132              printf("Valid sound card names (comma separated):\n");
 133              for (c = soundhw; c->name; ++c) {
 134                  printf ("%-11s %s\n", c->name, c->descr);
 135              }
 136              printf("\n-soundhw all will enable all of the above\n");
 137         } else {
 138              printf("Machine has no user-selectable audio hardware "
 139                     "(it may or may not have always-present audio hardware).\n");
 140         }
 141         exit(!is_help_option(optarg));
 142     }
 143     else {
 144         size_t l;
 145         const char *p;
 146         char *e;
 147         int bad_card = 0;
 148
 149         if (!strcmp(optarg, "all")) {
 150             for (c = soundhw; c->name; ++c) {
 151                 c->enabled = 1;
 152             }
 153             return;
 154         }
 155
 156         p = optarg;
 157         while (*p) {
 158             e = strchr(p, ',');
 159             l = !e ? strlen(p) : (size_t) (e - p);
 160
 161             for (c = soundhw; c->name; ++c) {
 162                 if (!strncmp(c->name, p, l) && !c->name[l]) {
 163                     c->enabled = 1;
 164                     break;
 165                 }
 166             }
 167
 168             if (!c->name) {
 169                 if (l > 80) {
 170                     error_report("Unknown sound card name (too big to show)");
 171                 }
 172                 else {
 173                     error_report("Unknown sound card name `%.*s'",
 174                                  (int) l, p);
 175                 }
 176                 bad_card = 1;
 177             }
 178             p += l + (e != NULL);
 179         }
 180
 181         if (bad_card) {
 182             goto show_valid_cards;
 183         }
 184     }
 185 }
 186
 187 void audio_init(void)
 188 {
 189     struct soundhw *c;
 190     ISABus *isa_bus = (ISABus *) object_resolve_path_type("", TYPE_ISA_BUS, NULL);
 191     PCIBus *pci_bus = (PCIBus *) object_resolve_path_type("", TYPE_PCI_BUS, NULL);
 192
 193     for (c = soundhw; c->name; ++c) {
 194         if (c->enabled) {
 195             if (c->isa) {
 196                 if (!isa_bus) {
 197                     error_report("ISA bus not available for %s", c->name);
 198                     exit(1);
 199                 }
 200                 c->init.init_isa(isa_bus);
 201             } else {
 202                 if (!pci_bus) {
 203                     error_report("PCI bus not available for %s", c->name);
 204                     exit(1);
 205                 }
 206                 c->init.init_pci(pci_bus);
 207             }
 208         }
 209     }
 210 }
 211
 212 int kvm_available(void)
 213 {
 214 #ifdef CONFIG_KVM
 215     return 1;
 216 #else
 217     return 0;
 218 #endif
 219 }
 220
 221 int xen_available(void)
 222 {
 223 #ifdef CONFIG_XEN
 224     return 1;
 225 #else
 226     return 0;
 227 #endif
 228 }
 229
 230
 231 TargetInfo *qmp_query_target(Error **errp)
 232 {
 233     TargetInfo *info = g_malloc0(sizeof(*info));
 234
 235     info->arch = g_strdup(TARGET_NAME);
 236
 237     return info;
 238 }