openkylin
/
qemu
mirror of https://gitee.com/openkylin/qemu.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity
qemu/arch_init.c

309 lines
7.9 KiB
C
Raw Blame History

/*
* QEMU System Emulator
*
* Copyright (c) 2003-2008 Fabrice Bellard
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "qemu/osdep.h"
#include "sysemu/sysemu.h"
#include "sysemu/arch_init.h"
#include "hw/pci/pci.h"
#include "hw/audio/audio.h"
#include "hw/smbios/smbios.h"
#include "qemu/config-file.h"
#include "qemu/error-report.h"
#include "qmp-commands.h"
#include "hw/acpi/acpi.h"
#include "qemu/help_option.h"
#ifdef TARGET_SPARC
int graphic_width = 1024;
int graphic_height = 768;
int graphic_depth = 8;
#else
int graphic_width = 800;
int graphic_height = 600;
int graphic_depth = 32;
#endif
#if defined(TARGET_ALPHA)
#define QEMU_ARCH QEMU_ARCH_ALPHA
#elif defined(TARGET_ARM)
#define QEMU_ARCH QEMU_ARCH_ARM
#elif defined(TARGET_CRIS)
#define QEMU_ARCH QEMU_ARCH_CRIS
#elif defined(TARGET_I386)
#define QEMU_ARCH QEMU_ARCH_I386
#elif defined(TARGET_M68K)
#define QEMU_ARCH QEMU_ARCH_M68K
#elif defined(TARGET_LM32)
#define QEMU_ARCH QEMU_ARCH_LM32
#elif defined(TARGET_MICROBLAZE)
#define QEMU_ARCH QEMU_ARCH_MICROBLAZE
#elif defined(TARGET_MIPS)
#define QEMU_ARCH QEMU_ARCH_MIPS
#elif defined(TARGET_MOXIE)
#define QEMU_ARCH QEMU_ARCH_MOXIE
#elif defined(TARGET_OPENRISC)
#define QEMU_ARCH QEMU_ARCH_OPENRISC
#elif defined(TARGET_PPC)
#define QEMU_ARCH QEMU_ARCH_PPC
#elif defined(TARGET_S390X)
#define QEMU_ARCH QEMU_ARCH_S390X
#elif defined(TARGET_SH4)
#define QEMU_ARCH QEMU_ARCH_SH4
#elif defined(TARGET_SPARC)
#define QEMU_ARCH QEMU_ARCH_SPARC
#elif defined(TARGET_XTENSA)
#define QEMU_ARCH QEMU_ARCH_XTENSA
#elif defined(TARGET_UNICORE32)
#define QEMU_ARCH QEMU_ARCH_UNICORE32
#elif defined(TARGET_TRICORE)
#define QEMU_ARCH QEMU_ARCH_TRICORE
#endif
const uint32_t arch_type = QEMU_ARCH;
static struct defconfig_file {
const char *filename;
/* Indicates it is an user config file (disabled by -no-user-config) */
bool userconfig;
} default_config_files[] = {
{ CONFIG_QEMU_CONFDIR "/qemu.conf", true },
{ NULL }, /* end of list */
};
int qemu_read_default_config_files(bool userconfig)
{
int ret;
struct defconfig_file *f;
for (f = default_config_files; f->filename; f++) {
if (!userconfig && f->userconfig) {
continue;
}
ret = qemu_read_config_file(f->filename);
if (ret < 0 && ret != -ENOENT) {
return ret;
}
}
return 0;
}
struct soundhw {
const char *name;
const char *descr;
int enabled;
int isa;
union {
int (*init_isa) (ISABus *bus);
int (*init_pci) (PCIBus *bus);
} init;
};
static struct soundhw soundhw[9];
static int soundhw_count;
void isa_register_soundhw(const char *name, const char *descr,
int (*init_isa)(ISABus *bus))
{
assert(soundhw_count < ARRAY_SIZE(soundhw) - 1);
soundhw[soundhw_count].name = name;
soundhw[soundhw_count].descr = descr;
soundhw[soundhw_count].isa = 1;
soundhw[soundhw_count].init.init_isa = init_isa;
soundhw_count++;
}
void pci_register_soundhw(const char *name, const char *descr,
int (*init_pci)(PCIBus *bus))
{
assert(soundhw_count < ARRAY_SIZE(soundhw) - 1);
soundhw[soundhw_count].name = name;
soundhw[soundhw_count].descr = descr;
soundhw[soundhw_count].isa = 0;
soundhw[soundhw_count].init.init_pci = init_pci;
soundhw_count++;
}
void select_soundhw(const char *optarg)
{
struct soundhw *c;
if (is_help_option(optarg)) {
show_valid_cards:
if (soundhw_count) {
printf("Valid sound card names (comma separated):\n");
for (c = soundhw; c->name; ++c) {
printf ("%-11s %s\n", c->name, c->descr);
}
printf("\n-soundhw all will enable all of the above\n");
} else {
printf("Machine has no user-selectable audio hardware "
"(it may or may not have always-present audio hardware).\n");
}
exit(!is_help_option(optarg));
}
else {
size_t l;
const char *p;
char *e;
int bad_card = 0;
if (!strcmp(optarg, "all")) {
for (c = soundhw; c->name; ++c) {
c->enabled = 1;
}
return;
}
p = optarg;
while (*p) {
e = strchr(p, ',');
l = !e ? strlen(p) : (size_t) (e - p);
for (c = soundhw; c->name; ++c) {
if (!strncmp(c->name, p, l) && !c->name[l]) {
c->enabled = 1;
break;
}
}
if (!c->name) {
if (l > 80) {
error_report("Unknown sound card name (too big to show)");
}
else {
error_report("Unknown sound card name `%.*s'",
(int) l, p);
}
bad_card = 1;
}
p += l + (e != NULL);
}
if (bad_card) {
goto show_valid_cards;
}
}
}
void audio_init(void)
{
struct soundhw *c;
ISABus *isa_bus = (ISABus *) object_resolve_path_type("", TYPE_ISA_BUS, NULL);
PCIBus *pci_bus = (PCIBus *) object_resolve_path_type("", TYPE_PCI_BUS, NULL);
for (c = soundhw; c->name; ++c) {
if (c->enabled) {
if (c->isa) {
if (!isa_bus) {
error_report("ISA bus not available for %s", c->name);
exit(1);
}
c->init.init_isa(isa_bus);
} else {
if (!pci_bus) {
error_report("PCI bus not available for %s", c->name);
exit(1);
}
c->init.init_pci(pci_bus);
}
}
}
}
int qemu_uuid_parse(const char *str, uint8_t *uuid)
{
int ret;
if (strlen(str) != 36) {
return -1;
}
ret = sscanf(str, UUID_FMT, &uuid[0], &uuid[1], &uuid[2], &uuid[3],
&uuid[4], &uuid[5], &uuid[6], &uuid[7], &uuid[8], &uuid[9],
&uuid[10], &uuid[11], &uuid[12], &uuid[13], &uuid[14],
&uuid[15]);
if (ret != 16) {
return -1;
}
return 0;
}
void do_acpitable_option(const QemuOpts *opts)
{
#ifdef TARGET_I386
Error *err = NULL;
acpi_table_add(opts, &err);
if (err) {
error_reportf_err(err, "Wrong acpi table provided: ");
exit(1);
}
#endif
}
void do_smbios_option(QemuOpts *opts)
{
#ifdef TARGET_I386
smbios_entry_add(opts);
#endif
}
void cpudef_init(void)
{
#if defined(cpudef_setup)
cpudef_setup(); /* parse cpu definitions in target config file */
#endif
}
int kvm_available(void)
{
#ifdef CONFIG_KVM
return 1;
#else
return 0;
#endif
}
int xen_available(void)
{
#ifdef CONFIG_XEN
return 1;
#else
return 0;
#endif
}
TargetInfo *qmp_query_target(Error **errp)
{
TargetInfo *info = g_malloc0(sizeof(*info));
info->arch = g_strdup(TARGET_NAME);
return info;
}
Reference in New Issue View Git Blame Copy Permalink