diff options
| -rw-r--r-- | accel/accel.c | 69 | ||||
| -rw-r--r-- | include/sysemu/accel.h | 4 | ||||
| -rw-r--r-- | vl.c | 64 |
3 files changed, 64 insertions, 73 deletions
diff --git a/accel/accel.c b/accel/accel.c index 5fa31717b4..60c3827a9d 100644 --- a/accel/accel.c +++ b/accel/accel.c @@ -28,13 +28,7 @@ #include "hw/boards.h" #include "sysemu/arch_init.h" #include "sysemu/sysemu.h" -#include "sysemu/kvm.h" -#include "sysemu/qtest.h" -#include "hw/xen/xen.h" #include "qom/object.h" -#include "qemu/error-report.h" -#include "qemu/option.h" -#include "qapi/error.h" static const TypeInfo accel_type = { .name = TYPE_ACCEL, @@ -44,7 +38,7 @@ static const TypeInfo accel_type = { }; /* Lookup AccelClass from opt_name. Returns NULL if not found */ -static AccelClass *accel_find(const char *opt_name) +AccelClass *accel_find(const char *opt_name) { char *class_name = g_strdup_printf(ACCEL_CLASS_NAME("%s"), opt_name); AccelClass *ac = ACCEL_CLASS(object_class_by_name(class_name)); @@ -52,7 +46,7 @@ static AccelClass *accel_find(const char *opt_name) return ac; } -static int accel_init_machine(AccelClass *acc, MachineState *ms) +int accel_init_machine(AccelClass *acc, MachineState *ms) { ObjectClass *oc = OBJECT_CLASS(acc); const char *cname = object_class_get_name(oc); @@ -71,65 +65,6 @@ static int accel_init_machine(AccelClass *acc, MachineState *ms) return ret; } -void configure_accelerator(MachineState *ms, const char *progname) -{ - const char *accel; - char **accel_list, **tmp; - int ret; - bool accel_initialised = false; - bool init_failed = false; - AccelClass *acc = NULL; - - accel = qemu_opt_get(qemu_get_machine_opts(), "accel"); - if (accel == NULL) { - /* Select the default accelerator */ - int pnlen = strlen(progname); - if (pnlen >= 3 && g_str_equal(&progname[pnlen - 3], "kvm")) { - /* If the program name ends with "kvm", we prefer KVM */ - accel = "kvm:tcg"; - } else { -#if defined(CONFIG_TCG) - accel = "tcg"; -#elif defined(CONFIG_KVM) - accel = "kvm"; -#else - error_report("No accelerator selected and" - " no default accelerator available"); - exit(1); -#endif - } - } - - accel_list = g_strsplit(accel, ":", 0); - - for (tmp = accel_list; !accel_initialised && tmp && *tmp; tmp++) { - acc = accel_find(*tmp); - if (!acc) { - continue; - } - ret = accel_init_machine(acc, ms); - if (ret < 0) { - init_failed = true; - error_report("failed to initialize %s: %s", - acc->name, strerror(-ret)); - } else { - accel_initialised = true; - } - } - g_strfreev(accel_list); - - if (!accel_initialised) { - if (!init_failed) { - error_report("-machine accel=%s: No accelerator found", accel); - } - exit(1); - } - - if (init_failed) { - error_report("Back to %s accelerator", acc->name); - } -} - void accel_setup_post(MachineState *ms) { AccelState *accel = ms->accelerator; diff --git a/include/sysemu/accel.h b/include/sysemu/accel.h index 8eb60b870b..90b6213283 100644 --- a/include/sysemu/accel.h +++ b/include/sysemu/accel.h @@ -66,7 +66,9 @@ typedef struct AccelClass { extern unsigned long tcg_tb_size; -void configure_accelerator(MachineState *ms, const char *progname); +AccelClass *accel_find(const char *opt_name); +int accel_init_machine(AccelClass *acc, MachineState *ms); + /* Called just before os_setup_post (ie just before drop OS privs) */ void accel_setup_post(MachineState *ms); @@ -2714,8 +2714,65 @@ static int do_configure_accelerator(void *opaque, QemuOpts *opts, Error **errp) return 0; } -static void configure_accelerators(void) +static void configure_accelerators(const char *progname) { + const char *accel; + char **accel_list, **tmp; + int ret; + bool accel_initialised = false; + bool init_failed = false; + AccelClass *acc = NULL; + + qemu_opts_foreach(qemu_find_opts("icount"), + do_configure_icount, NULL, &error_fatal); + + accel = qemu_opt_get(qemu_get_machine_opts(), "accel"); + if (accel == NULL) { + /* Select the default accelerator */ + if (!accel_find("tcg") && !accel_find("kvm")) { + error_report("No accelerator selected and" + " no default accelerator available"); + exit(1); + } else { + int pnlen = strlen(progname); + if (pnlen >= 3 && g_str_equal(&progname[pnlen - 3], "kvm")) { + /* If the program name ends with "kvm", we prefer KVM */ + accel = "kvm:tcg"; + } else { + accel = "tcg:kvm"; + } + } + } + + accel_list = g_strsplit(accel, ":", 0); + + for (tmp = accel_list; !accel_initialised && tmp && *tmp; tmp++) { + acc = accel_find(*tmp); + if (!acc) { + continue; + } + ret = accel_init_machine(acc, current_machine); + if (ret < 0) { + init_failed = true; + error_report("failed to initialize %s: %s", + acc->name, strerror(-ret)); + } else { + accel_initialised = true; + } + } + g_strfreev(accel_list); + + if (!accel_initialised) { + if (!init_failed) { + error_report("-machine accel=%s: No accelerator found", accel); + } + exit(1); + } + + if (init_failed) { + error_report("Back to %s accelerator", acc->name); + } + qemu_opts_foreach(qemu_find_opts("accel"), do_configure_accelerator, NULL, &error_fatal); @@ -4035,9 +4092,7 @@ int main(int argc, char **argv, char **envp) * Note: uses machine properties such as kernel-irqchip, must run * after machine_set_property(). */ - qemu_opts_foreach(qemu_find_opts("icount"), - do_configure_icount, NULL, &error_fatal); - configure_accelerator(current_machine, argv[0]); + configure_accelerators(argv[0]); /* * Beware, QOM objects created before this point miss global and @@ -4122,7 +4177,6 @@ int main(int argc, char **argv, char **envp) qemu_spice_init(); cpu_ticks_init(); - configure_accelerators(); if (default_net) { QemuOptsList *net = qemu_find_opts("net"); |