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-rw-r--r--hw/ppc/spapr.c20
-rw-r--r--include/hw/boards.h3
-rw-r--r--include/hw/xen/xen.h2
-rw-r--r--include/sysemu/kvm.h2
-rw-r--r--include/sysemu/qtest.h2
-rw-r--r--kvm-all.c17
-rw-r--r--kvm-stub.c2
-rw-r--r--qtest.c2
-rw-r--r--vl.c14
-rw-r--r--xen-all.c2
-rw-r--r--xen-stub.c2
11 files changed, 53 insertions, 15 deletions
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index 93d02c1e50..5b21562ca5 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -49,6 +49,7 @@
#include "exec/address-spaces.h"
#include "hw/usb.h"
#include "qemu/config-file.h"
+#include "qemu/error-report.h"
#include <libfdt.h>
@@ -1366,6 +1367,24 @@ static void ppc_spapr_init(QEMUMachineInitArgs *args)
assert(spapr->fdt_skel != NULL);
}
+static int spapr_kvm_type(const char *vm_type)
+{
+ if (!vm_type) {
+ return 0;
+ }
+
+ if (!strcmp(vm_type, "HV")) {
+ return 1;
+ }
+
+ if (!strcmp(vm_type, "PR")) {
+ return 2;
+ }
+
+ error_report("Unknown kvm-type specified '%s'", vm_type);
+ exit(1);
+}
+
static QEMUMachine spapr_machine = {
.name = "pseries",
.desc = "pSeries Logical Partition (PAPR compliant)",
@@ -1376,6 +1395,7 @@ static QEMUMachine spapr_machine = {
.max_cpus = MAX_CPUS,
.no_parallel = 1,
.default_boot_order = NULL,
+ .kvm_type = spapr_kvm_type,
};
static void spapr_machine_init(void)
diff --git a/include/hw/boards.h b/include/hw/boards.h
index ed6d9f8749..c2096e6ba2 100644
--- a/include/hw/boards.h
+++ b/include/hw/boards.h
@@ -23,6 +23,8 @@ typedef void QEMUMachineResetFunc(void);
typedef void QEMUMachineHotAddCPUFunc(const int64_t id, Error **errp);
+typedef int QEMUMachineGetKvmtypeFunc(const char *arg);
+
struct QEMUMachine {
const char *name;
const char *alias;
@@ -30,6 +32,7 @@ struct QEMUMachine {
QEMUMachineInitFunc *init;
QEMUMachineResetFunc *reset;
QEMUMachineHotAddCPUFunc *hot_add_cpu;
+ QEMUMachineGetKvmtypeFunc *kvm_type;
BlockInterfaceType block_default_type;
int max_cpus;
unsigned int no_serial:1,
diff --git a/include/hw/xen/xen.h b/include/hw/xen/xen.h
index 81e5bb1b22..e1818213b2 100644
--- a/include/hw/xen/xen.h
+++ b/include/hw/xen/xen.h
@@ -37,7 +37,7 @@ void xen_cmos_set_s3_resume(void *opaque, int irq, int level);
qemu_irq *xen_interrupt_controller_init(void);
-int xen_init(void);
+int xen_init(QEMUMachine *machine);
int xen_hvm_init(MemoryRegion **ram_memory);
void xenstore_store_pv_console_info(int i, struct CharDriverState *chr);
diff --git a/include/sysemu/kvm.h b/include/sysemu/kvm.h
index c9825702c9..ed01998aa8 100644
--- a/include/sysemu/kvm.h
+++ b/include/sysemu/kvm.h
@@ -153,7 +153,7 @@ extern KVMState *kvm_state;
/* external API */
-int kvm_init(void);
+int kvm_init(QEMUMachine *machine);
int kvm_has_sync_mmu(void);
int kvm_has_vcpu_events(void);
diff --git a/include/sysemu/qtest.h b/include/sysemu/qtest.h
index d6434cdc14..e62281d4bf 100644
--- a/include/sysemu/qtest.h
+++ b/include/sysemu/qtest.h
@@ -27,7 +27,7 @@ static inline bool qtest_enabled(void)
bool qtest_driver(void);
-int qtest_init_accel(void);
+int qtest_init_accel(QEMUMachine *machine);
void qtest_init(const char *qtest_chrdev, const char *qtest_log, Error **errp);
static inline int qtest_available(void)
diff --git a/kvm-all.c b/kvm-all.c
index fd8157ad5e..87fe4821a6 100644
--- a/kvm-all.c
+++ b/kvm-all.c
@@ -36,6 +36,8 @@
#include "qemu/event_notifier.h"
#include "trace.h"
+#include "hw/boards.h"
+
/* This check must be after config-host.h is included */
#ifdef CONFIG_EVENTFD
#include <sys/eventfd.h>
@@ -1339,7 +1341,7 @@ static int kvm_max_vcpus(KVMState *s)
return (ret) ? ret : kvm_recommended_vcpus(s);
}
-int kvm_init(void)
+int kvm_init(QEMUMachine *machine)
{
static const char upgrade_note[] =
"Please upgrade to at least kernel 2.6.29 or recent kvm-kmod\n"
@@ -1356,7 +1358,8 @@ int kvm_init(void)
KVMState *s;
const KVMCapabilityInfo *missing_cap;
int ret;
- int i;
+ int i, type = 0;
+ const char *kvm_type;
s = g_malloc0(sizeof(KVMState));
@@ -1430,8 +1433,16 @@ int kvm_init(void)
nc++;
}
+ kvm_type = qemu_opt_get(qemu_get_machine_opts(), "kvm-type");
+ if (machine->kvm_type) {
+ type = machine->kvm_type(kvm_type);
+ } else if (kvm_type) {
+ fprintf(stderr, "Invalid argument kvm-type=%s\n", kvm_type);
+ goto err;
+ }
+
do {
- ret = kvm_ioctl(s, KVM_CREATE_VM, 0);
+ ret = kvm_ioctl(s, KVM_CREATE_VM, type);
} while (ret == -EINTR);
if (ret < 0) {
diff --git a/kvm-stub.c b/kvm-stub.c
index b1c4429ea8..4ef084e84a 100644
--- a/kvm-stub.c
+++ b/kvm-stub.c
@@ -35,7 +35,7 @@ int kvm_init_vcpu(CPUState *cpu)
return -ENOSYS;
}
-int kvm_init(void)
+int kvm_init(QEMUMachine *machine)
{
return -ENOSYS;
}
diff --git a/qtest.c b/qtest.c
index ae941d6551..0ac9f429f5 100644
--- a/qtest.c
+++ b/qtest.c
@@ -500,7 +500,7 @@ static void qtest_event(void *opaque, int event)
}
}
-int qtest_init_accel(void)
+int qtest_init_accel(QEMUMachine *machine)
{
configure_icount("0");
diff --git a/vl.c b/vl.c
index 685a7a9f45..41581c1c23 100644
--- a/vl.c
+++ b/vl.c
@@ -374,6 +374,10 @@ static QemuOptsList qemu_machine_opts = {
.name = "firmware",
.type = QEMU_OPT_STRING,
.help = "firmware image",
+ },{
+ .name = "kvm-type",
+ .type = QEMU_OPT_STRING,
+ .help = "Specifies the KVM virtualization mode (HV, PR)",
},
{ /* End of list */ }
},
@@ -2578,7 +2582,7 @@ static QEMUMachine *machine_parse(const char *name)
exit(!name || !is_help_option(name));
}
-static int tcg_init(void)
+static int tcg_init(QEMUMachine *machine)
{
tcg_exec_init(tcg_tb_size * 1024 * 1024);
return 0;
@@ -2588,7 +2592,7 @@ static struct {
const char *opt_name;
const char *name;
int (*available)(void);
- int (*init)(void);
+ int (*init)(QEMUMachine *);
bool *allowed;
} accel_list[] = {
{ "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
@@ -2597,7 +2601,7 @@ static struct {
{ "qtest", "QTest", qtest_available, qtest_init_accel, &qtest_allowed },
};
-static int configure_accelerator(void)
+static int configure_accelerator(QEMUMachine *machine)
{
const char *p;
char buf[10];
@@ -2624,7 +2628,7 @@ static int configure_accelerator(void)
continue;
}
*(accel_list[i].allowed) = true;
- ret = accel_list[i].init();
+ ret = accel_list[i].init(machine);
if (ret < 0) {
init_failed = true;
fprintf(stderr, "failed to initialize %s: %s\n",
@@ -4053,7 +4057,7 @@ int main(int argc, char **argv, char **envp)
exit(0);
}
- configure_accelerator();
+ configure_accelerator(machine);
if (qtest_chrdev) {
Error *local_err = NULL;
diff --git a/xen-all.c b/xen-all.c
index 4a594bdd9b..ba3473901e 100644
--- a/xen-all.c
+++ b/xen-all.c
@@ -1001,7 +1001,7 @@ static void xen_exit_notifier(Notifier *n, void *data)
xs_daemon_close(state->xenstore);
}
-int xen_init(void)
+int xen_init(QEMUMachine *machine)
{
xen_xc = xen_xc_interface_open(0, 0, 0);
if (xen_xc == XC_HANDLER_INITIAL_VALUE) {
diff --git a/xen-stub.c b/xen-stub.c
index ad189a6df8..59927cb5d6 100644
--- a/xen-stub.c
+++ b/xen-stub.c
@@ -47,7 +47,7 @@ qemu_irq *xen_interrupt_controller_init(void)
return NULL;
}
-int xen_init(void)
+int xen_init(QEMUMachine *machine)
{
return -ENOSYS;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-01 04:11:15 +0000