Merge remote-tracking branch 'remotes/afaerber/tags/qom-devices-for-peter' into staging

QOM/QTest infrastructure fixes and device conversions

* -device / device_add assertion fix
* QEMUMachine conversion to MachineClass
* Device error handling improvements
* QTest cleanups and test cases for some more PCI devices
* PortIO memory leak fixes

# gpg: Signature made Mon 05 May 2014 19:59:16 BST using RSA key ID 3E7E013F
# gpg: Good signature from "Andreas Färber <afaerber@suse.de>"
# gpg:                 aka "Andreas Färber <afaerber@suse.com>"

* remotes/afaerber/tags/qom-devices-for-peter:
  PortioList: Store PortioList in device state
  tests: Add EHCI qtest
  tests: Add ioh3420 qtest
  tests: Add intel-hda qtests
  tests: Add es1370 qtest
  tests: Add ac97 qtest
  qtest: Be paranoid about accept() addrlen argument
  qtest: Add error reporting to socket_accept()
  qtest: Assure that init_socket()'s listen() does not fail
  MAINTAINERS: Document QOM
  arm: Clean up fragile use of error_is_set() in realize() methods
  qom: Clean up fragile use of error_is_set() in set() methods
  hw: Consistently name Error ** objects errp, and not err
  hw: Consistently name Error * objects err, and not errp
  machine: Remove QEMUMachine indirection from MachineClass
  machine: Replace QEMUMachine by MachineClass in accelerator configuration
  vl.c: Replace QEMUMachine with MachineClass in QEMUMachineInitArgs
  machine: Copy QEMUMachine's fields to MachineClass
  machine: Remove obsoleted field from QEMUMachine
  qdev: Fix crash by validating the object type

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 65 insertions, 49 deletions

diff --git a/vl.c b/vl.c
index 236f95efd7..c4505dc8c1 100644
--- a/vl.c
+++ b/vl.c
@@ -1588,8 +1588,29 @@ MachineState *current_machine;
 static void machine_class_init(ObjectClass *oc, void *data)
 {
     MachineClass *mc = MACHINE_CLASS(oc);
-
-    mc->qemu_machine = data;
+    QEMUMachine *qm = data;
+
+    mc->name = qm->name;
+    mc->alias = qm->alias;
+    mc->desc = qm->desc;
+    mc->init = qm->init;
+    mc->reset = qm->reset;
+    mc->hot_add_cpu = qm->hot_add_cpu;
+    mc->kvm_type = qm->kvm_type;
+    mc->block_default_type = qm->block_default_type;
+    mc->max_cpus = qm->max_cpus;
+    mc->no_serial = qm->no_serial;
+    mc->no_parallel = qm->no_parallel;
+    mc->use_virtcon = qm->use_virtcon;
+    mc->use_sclp = qm->use_sclp;
+    mc->no_floppy = qm->no_floppy;
+    mc->no_cdrom = qm->no_cdrom;
+    mc->no_sdcard = qm->no_sdcard;
+    mc->is_default = qm->is_default;
+    mc->default_machine_opts = qm->default_machine_opts;
+    mc->default_boot_order = qm->default_boot_order;
+    mc->compat_props = qm->compat_props;
+    mc->hw_version = qm->hw_version;
 }
 
 int qemu_register_machine(QEMUMachine *m)
@@ -1616,12 +1637,12 @@ static MachineClass *find_machine(const char *name)
     for (el = machines; el; el = el->next) {
         MachineClass *temp = el->data;
 
-        if (!strcmp(temp->qemu_machine->name, name)) {
+        if (!strcmp(temp->name, name)) {
             mc = temp;
             break;
         }
-        if (temp->qemu_machine->alias &&
-            !strcmp(temp->qemu_machine->alias, name)) {
+        if (temp->alias &&
+            !strcmp(temp->alias, name)) {
             mc = temp;
             break;
         }
@@ -1639,7 +1660,7 @@ MachineClass *find_default_machine(void)
     for (el = machines; el; el = el->next) {
         MachineClass *temp = el->data;
 
-        if (temp->qemu_machine->is_default) {
+        if (temp->is_default) {
             mc = temp;
             break;
         }
@@ -1653,27 +1674,25 @@ MachineInfoList *qmp_query_machines(Error **errp)
 {
     GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
     MachineInfoList *mach_list = NULL;
-    QEMUMachine *m;
 
     for (el = machines; el; el = el->next) {
         MachineClass *mc = el->data;
         MachineInfoList *entry;
         MachineInfo *info;
 
-        m = mc->qemu_machine;
         info = g_malloc0(sizeof(*info));
-        if (m->is_default) {
+        if (mc->is_default) {
             info->has_is_default = true;
             info->is_default = true;
         }
 
-        if (m->alias) {
+        if (mc->alias) {
             info->has_alias = true;
-            info->alias = g_strdup(m->alias);
+            info->alias = g_strdup(mc->alias);
         }
 
-        info->name = g_strdup(m->name);
-        info->cpu_max = !m->max_cpus ? 1 : m->max_cpus;
+        info->name = g_strdup(mc->name);
+        info->cpu_max = !mc->max_cpus ? 1 : mc->max_cpus;
 
         entry = g_malloc0(sizeof(*entry));
         entry->value = info;
@@ -1879,8 +1898,8 @@ void qemu_system_reset(bool report)
 
     mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
 
-    if (mc && mc->qemu_machine->reset) {
-        mc->qemu_machine->reset();
+    if (mc && mc->reset) {
+        mc->reset();
     } else {
         qemu_devices_reset();
     }
@@ -2689,12 +2708,11 @@ static MachineClass *machine_parse(const char *name)
         printf("Supported machines are:\n");
         for (el = machines; el; el = el->next) {
             MachineClass *mc = el->data;
-            QEMUMachine *m = mc->qemu_machine;
-            if (m->alias) {
-                printf("%-20s %s (alias of %s)\n", m->alias, m->desc, m->name);
+            if (mc->alias) {
+                printf("%-20s %s (alias of %s)\n", mc->alias, mc->desc, mc->name);
             }
-            printf("%-20s %s%s\n", m->name, m->desc,
-                   m->is_default ? " (default)" : "");
+            printf("%-20s %s%s\n", mc->name, mc->desc,
+                   mc->is_default ? " (default)" : "");
         }
     }
 
@@ -2702,7 +2720,7 @@ static MachineClass *machine_parse(const char *name)
     exit(!name || !is_help_option(name));
 }
 
-static int tcg_init(QEMUMachine *machine)
+static int tcg_init(MachineClass *mc)
 {
     tcg_exec_init(tcg_tb_size * 1024 * 1024);
     return 0;
@@ -2712,7 +2730,7 @@ static struct {
     const char *opt_name;
     const char *name;
     int (*available)(void);
-    int (*init)(QEMUMachine *);
+    int (*init)(MachineClass *mc);
     bool *allowed;
 } accel_list[] = {
     { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
@@ -2721,7 +2739,7 @@ static struct {
     { "qtest", "QTest", qtest_available, qtest_init_accel, &qtest_allowed },
 };
 
-static int configure_accelerator(QEMUMachine *machine)
+static int configure_accelerator(MachineClass *mc)
 {
     const char *p;
     char buf[10];
@@ -2748,7 +2766,7 @@ static int configure_accelerator(QEMUMachine *machine)
                     break;
                 }
                 *(accel_list[i].allowed) = true;
-                ret = accel_list[i].init(machine);
+                ret = accel_list[i].init(mc);
                 if (ret < 0) {
                     init_failed = true;
                     fprintf(stderr, "failed to initialize %s: %s\n",
@@ -2948,7 +2966,6 @@ int main(int argc, char **argv, char **envp)
     const char *optarg;
     const char *loadvm = NULL;
     MachineClass *machine_class;
-    QEMUMachine *machine;
     const char *cpu_model;
     const char *vga_model = NULL;
     const char *qtest_chrdev = NULL;
@@ -3976,9 +3993,8 @@ int main(int argc, char **argv, char **envp)
     object_property_add_child(object_get_root(), "machine",
                               OBJECT(current_machine), &error_abort);
 
-    machine = machine_class->qemu_machine;
-    if (machine->hw_version) {
-        qemu_set_version(machine->hw_version);
+    if (machine_class->hw_version) {
+        qemu_set_version(machine_class->hw_version);
     }
 
     if (qemu_opts_foreach(qemu_find_opts("object"),
@@ -4038,11 +4054,11 @@ int main(int argc, char **argv, char **envp)
 
     smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
 
-    machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
-    if (smp_cpus > machine->max_cpus) {
+    machine_class->max_cpus = machine_class->max_cpus ?: 1; /* Default to UP */
+    if (smp_cpus > machine_class->max_cpus) {
         fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
-                "supported by machine `%s' (%d)\n", smp_cpus,  machine->name,
-                machine->max_cpus);
+                "supported by machine `%s' (%d)\n", smp_cpus,
+                machine_class->name, machine_class->max_cpus);
         exit(1);
     }
 
@@ -4050,9 +4066,9 @@ int main(int argc, char **argv, char **envp)
      * Get the default machine options from the machine if it is not already
      * specified either by the configuration file or by the command line.
      */
-    if (machine->default_machine_opts) {
+    if (machine_class->default_machine_opts) {
         qemu_opts_set_defaults(qemu_find_opts("machine"),
-                               machine->default_machine_opts, 0);
+                               machine_class->default_machine_opts, 0);
     }
 
     qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
@@ -4061,25 +4077,25 @@ int main(int argc, char **argv, char **envp)
     if (!vga_model && !default_vga) {
         vga_interface_type = VGA_DEVICE;
     }
-    if (!has_defaults || machine->no_serial) {
+    if (!has_defaults || machine_class->no_serial) {
         default_serial = 0;
     }
-    if (!has_defaults || machine->no_parallel) {
+    if (!has_defaults || machine_class->no_parallel) {
         default_parallel = 0;
     }
-    if (!has_defaults || !machine->use_virtcon) {
+    if (!has_defaults || !machine_class->use_virtcon) {
         default_virtcon = 0;
     }
-    if (!has_defaults || !machine->use_sclp) {
+    if (!has_defaults || !machine_class->use_sclp) {
         default_sclp = 0;
     }
-    if (!has_defaults || machine->no_floppy) {
+    if (!has_defaults || machine_class->no_floppy) {
         default_floppy = 0;
     }
-    if (!has_defaults || machine->no_cdrom) {
+    if (!has_defaults || machine_class->no_cdrom) {
         default_cdrom = 0;
     }
-    if (!has_defaults || machine->no_sdcard) {
+    if (!has_defaults || machine_class->no_sdcard) {
         default_sdcard = 0;
     }
     if (!has_defaults) {
@@ -4199,7 +4215,7 @@ int main(int argc, char **argv, char **envp)
         exit(0);
     }
 
-    configure_accelerator(machine);
+    configure_accelerator(machine_class);
 
     if (qtest_chrdev) {
         Error *local_err = NULL;
@@ -4217,7 +4233,7 @@ int main(int argc, char **argv, char **envp)
     kernel_cmdline = qemu_opt_get(machine_opts, "append");
     bios_name = qemu_opt_get(machine_opts, "firmware");
 
-    boot_order = machine->default_boot_order;
+    boot_order = machine_class->default_boot_order;
     opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
     if (opts) {
         char *normal_boot_order;
@@ -4311,11 +4327,11 @@ int main(int argc, char **argv, char **envp)
     if (snapshot)
         qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
     if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
-                          &machine->block_default_type, 1) != 0) {
+                          &machine_class->block_default_type, 1) != 0) {
         exit(1);
     }
 
-    default_drive(default_cdrom, snapshot, machine->block_default_type, 2,
+    default_drive(default_cdrom, snapshot, machine_class->block_default_type, 2,
                   CDROM_OPTS);
     default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
     default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
@@ -4399,15 +4415,15 @@ int main(int argc, char **argv, char **envp)
             exit (i == 1 ? 1 : 0);
     }
 
-    if (machine->compat_props) {
-        qdev_prop_register_global_list(machine->compat_props);
+    if (machine_class->compat_props) {
+        qdev_prop_register_global_list(machine_class->compat_props);
     }
     qemu_add_globals();
 
     qdev_machine_init();
 
     current_machine->init_args = (QEMUMachineInitArgs) {
-        .machine = machine,
+        .machine = machine_class,
         .ram_size = ram_size,
         .boot_order = boot_order,
         .kernel_filename = kernel_filename,
@@ -4415,7 +4431,7 @@ int main(int argc, char **argv, char **envp)
         .initrd_filename = initrd_filename,
         .cpu_model = cpu_model };
 
-    machine->init(&current_machine->init_args);
+    machine_class->init(&current_machine->init_args);
 
     audio_init();