Merge remote-tracking branch 'remotes/afaerber/tags/qom-devices-for-2.0' into staging

QOM/QTest infrastructure fixes

* QOM cast fix for virtserialport and regression test
* QTest error handling fix
* QTest output cleanup

# gpg: Signature made Thu 13 Mar 2014 20:43:34 GMT 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-2.0:
  main-loop: Suppress "I/O thread spun" warnings for qtest
  qtest: Fix crash if SIGABRT during qtest_init()
  virtio-console-test: Test virtserialport as well
  virtio-console: Fix VIRTIO_CONSOLE() cast macro

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
diff --git a/hw/pci-host/prep.c b/hw/pci-host/prep.c
index 0c948e2..94fdffa 100644
--- a/hw/pci-host/prep.c
+++ b/hw/pci-host/prep.c
@@ -28,7 +28,9 @@
 #include "hw/pci/pci_bus.h"
 #include "hw/pci/pci_host.h"
 #include "hw/i386/pc.h"
+#include "hw/loader.h"
 #include "exec/address-spaces.h"
+#include "elf.h"
 
 #define TYPE_RAVEN_PCI_DEVICE "raven"
 #define TYPE_RAVEN_PCI_HOST_BRIDGE "raven-pcihost"
@@ -38,6 +40,10 @@
 
 typedef struct RavenPCIState {
     PCIDevice dev;
+
+    uint32_t elf_machine;
+    char *bios_name;
+    MemoryRegion bios;
 } RavenPCIState;
 
 #define RAVEN_PCI_HOST_BRIDGE(obj) \
@@ -52,6 +58,8 @@
     RavenPCIState pci_dev;
 } PREPPCIState;
 
+#define BIOS_SIZE (1024 * 1024)
+
 static inline uint32_t PPC_PCIIO_config(hwaddr addr)
 {
     int i;
@@ -169,10 +177,45 @@
 
 static int raven_init(PCIDevice *d)
 {
+    RavenPCIState *s = RAVEN_PCI_DEVICE(d);
+    char *filename;
+    int bios_size = -1;
+
     d->config[0x0C] = 0x08; // cache_line_size
     d->config[0x0D] = 0x10; // latency_timer
     d->config[0x34] = 0x00; // capabilities_pointer
 
+    memory_region_init_ram(&s->bios, OBJECT(s), "bios", BIOS_SIZE);
+    memory_region_set_readonly(&s->bios, true);
+    memory_region_add_subregion(get_system_memory(), (uint32_t)(-BIOS_SIZE),
+                                &s->bios);
+    vmstate_register_ram_global(&s->bios);
+    if (s->bios_name) {
+        filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, s->bios_name);
+        if (filename) {
+            if (s->elf_machine != EM_NONE) {
+                bios_size = load_elf(filename, NULL, NULL, NULL,
+                                     NULL, NULL, 1, s->elf_machine, 0);
+            }
+            if (bios_size < 0) {
+                bios_size = get_image_size(filename);
+                if (bios_size > 0 && bios_size <= BIOS_SIZE) {
+                    hwaddr bios_addr;
+                    bios_size = (bios_size + 0xfff) & ~0xfff;
+                    bios_addr = (uint32_t)(-BIOS_SIZE);
+                    bios_size = load_image_targphys(filename, bios_addr,
+                                                    bios_size);
+                }
+            }
+        }
+        if (bios_size < 0 || bios_size > BIOS_SIZE) {
+            hw_error("qemu: could not load bios image '%s'\n", s->bios_name);
+        }
+        if (filename) {
+            g_free(filename);
+        }
+    }
+
     return 0;
 }
 
@@ -212,12 +255,20 @@
     .class_init = raven_class_init,
 };
 
+static Property raven_pcihost_properties[] = {
+    DEFINE_PROP_UINT32("elf-machine", PREPPCIState, pci_dev.elf_machine,
+                       EM_NONE),
+    DEFINE_PROP_STRING("bios-name", PREPPCIState, pci_dev.bios_name),
+    DEFINE_PROP_END_OF_LIST()
+};
+
 static void raven_pcihost_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 
     set_bit(DEVICE_CATEGORY_BRIDGE, dc->categories);
     dc->realize = raven_pcihost_realizefn;
+    dc->props = raven_pcihost_properties;
     dc->fw_name = "pci";
 }
 
diff --git a/hw/ppc/prep.c b/hw/ppc/prep.c
index 9f8538c..81e13cb 100644
--- a/hw/ppc/prep.c
+++ b/hw/ppc/prep.c
@@ -456,7 +456,6 @@
     MemoryRegion *sysmem = get_system_memory();
     PowerPCCPU *cpu = NULL;
     CPUPPCState *env = NULL;
-    char *filename;
     nvram_t nvram;
     M48t59State *m48t59;
     MemoryRegion *PPC_io_memory = g_new(MemoryRegion, 1);
@@ -464,9 +463,8 @@
 #if 0
     MemoryRegion *xcsr = g_new(MemoryRegion, 1);
 #endif
-    int linux_boot, i, nb_nics1, bios_size;
+    int linux_boot, i, nb_nics1;
     MemoryRegion *ram = g_new(MemoryRegion, 1);
-    MemoryRegion *bios = g_new(MemoryRegion, 1);
     uint32_t kernel_base, initrd_base;
     long kernel_size, initrd_size;
     DeviceState *dev;
@@ -509,43 +507,6 @@
     vmstate_register_ram_global(ram);
     memory_region_add_subregion(sysmem, 0, ram);
 
-    /* allocate and load BIOS */
-    memory_region_init_ram(bios, NULL, "ppc_prep.bios", BIOS_SIZE);
-    memory_region_set_readonly(bios, true);
-    memory_region_add_subregion(sysmem, (uint32_t)(-BIOS_SIZE), bios);
-    vmstate_register_ram_global(bios);
-    if (bios_name == NULL)
-        bios_name = BIOS_FILENAME;
-    filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
-    if (filename) {
-        bios_size = load_elf(filename, NULL, NULL, NULL,
-                             NULL, NULL, 1, ELF_MACHINE, 0);
-        if (bios_size < 0) {
-            bios_size = get_image_size(filename);
-            if (bios_size > 0 && bios_size <= BIOS_SIZE) {
-                hwaddr bios_addr;
-                bios_size = (bios_size + 0xfff) & ~0xfff;
-                bios_addr = (uint32_t)(-bios_size);
-                bios_size = load_image_targphys(filename, bios_addr, bios_size);
-            }
-            if (bios_size > BIOS_SIZE) {
-                fprintf(stderr, "qemu: PReP bios '%s' is too large (0x%x)\n",
-                        bios_name, bios_size);
-                exit(1);
-            }
-        }
-    } else {
-        bios_size = -1;
-    }
-    if (bios_size < 0 && !qtest_enabled()) {
-        fprintf(stderr, "qemu: could not load PPC PReP bios '%s'\n",
-                bios_name);
-        exit(1);
-    }
-    if (filename) {
-        g_free(filename);
-    }
-
     if (linux_boot) {
         kernel_base = KERNEL_LOAD_ADDR;
         /* now we can load the kernel */
@@ -593,6 +554,11 @@
     }
 
     dev = qdev_create(NULL, "raven-pcihost");
+    if (bios_name == NULL) {
+        bios_name = BIOS_FILENAME;
+    }
+    qdev_prop_set_string(dev, "bios-name", bios_name);
+    qdev_prop_set_uint32(dev, "elf-machine", ELF_MACHINE);
     pcihost = PCI_HOST_BRIDGE(dev);
     object_property_add_child(qdev_get_machine(), "raven", OBJECT(dev), NULL);
     qdev_init_nofail(dev);
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index bf46c38..5c9a154 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -781,13 +781,15 @@
 {
     switch (vga_interface_type) {
     case VGA_NONE:
+        return false;
+    case VGA_DEVICE:
+        return true;
     case VGA_STD:
         return pci_vga_init(pci_bus) != NULL;
     default:
         fprintf(stderr, "This vga model is not supported,"
                 "currently it only supports -vga std\n");
         exit(0);
-        break;
     }
 }
 
diff --git a/include/sysemu/sysemu.h b/include/sysemu/sysemu.h
index b90df9a..c01304d 100644
--- a/include/sysemu/sysemu.h
+++ b/include/sysemu/sysemu.h
@@ -104,7 +104,7 @@
 
 typedef enum {
     VGA_NONE, VGA_STD, VGA_CIRRUS, VGA_VMWARE, VGA_XENFB, VGA_QXL,
-    VGA_TCX, VGA_CG3,
+    VGA_TCX, VGA_CG3, VGA_DEVICE
 } VGAInterfaceType;
 
 extern int vga_interface_type;
diff --git a/pc-bios/ppc_rom.bin b/pc-bios/ppc_rom.bin
index d378d9a..e7f7693 100644
--- a/pc-bios/ppc_rom.bin
+++ b/pc-bios/ppc_rom.bin
Binary files differ
diff --git a/roms/openhackware b/roms/openhackware
index e9829b5..1af7e55 160000
--- a/roms/openhackware
+++ b/roms/openhackware
@@ -1 +1 @@
-Subproject commit e9829b5584169ad14df2ca8776b87f4985aa9f06
+Subproject commit 1af7e55425e58a6dcb5133b092fcf16f8c654fb9
diff --git a/vl.c b/vl.c
index 862cf20..842e897 100644
--- a/vl.c
+++ b/vl.c
@@ -213,6 +213,7 @@
 enum xen_mode xen_mode = XEN_EMULATE;
 static int tcg_tb_size;
 
+static int has_defaults = 1;
 static int default_serial = 1;
 static int default_parallel = 1;
 static int default_virtcon = 1;
@@ -973,7 +974,8 @@
 
 bool usb_enabled(bool default_usb)
 {
-    return qemu_opt_get_bool(qemu_get_machine_opts(), "usb", default_usb);
+    return qemu_opt_get_bool(qemu_get_machine_opts(), "usb",
+                             has_defaults && default_usb);
 }
 
 #ifndef _WIN32
@@ -2122,7 +2124,7 @@
 {
     const char *opts;
 
-    vga_interface_type = VGA_NONE;
+    assert(vga_interface_type == VGA_NONE);
     if (strstart(p, "std", &opts)) {
         if (vga_available()) {
             vga_interface_type = VGA_STD;
@@ -2912,7 +2914,7 @@
     MachineClass *machine_class;
     QEMUMachine *machine;
     const char *cpu_model;
-    const char *vga_model = "none";
+    const char *vga_model = NULL;
     const char *qtest_chrdev = NULL;
     const char *qtest_log = NULL;
     const char *pid_file = NULL;
@@ -3762,16 +3764,7 @@
                 runstate_set(RUN_STATE_INMIGRATE);
                 break;
             case QEMU_OPTION_nodefaults:
-                default_serial = 0;
-                default_parallel = 0;
-                default_virtcon = 0;
-                default_sclp = 0;
-                default_monitor = 0;
-                default_net = 0;
-                default_floppy = 0;
-                default_cdrom = 0;
-                default_sdcard = 0;
-                default_vga = 0;
+                has_defaults = 0;
                 break;
             case QEMU_OPTION_xen_domid:
                 if (!(xen_available())) {
@@ -4004,27 +3997,35 @@
     qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
     qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
 
-    if (machine->no_serial) {
+    if (!vga_model && !default_vga) {
+        vga_interface_type = VGA_DEVICE;
+    }
+    if (!has_defaults || machine->no_serial) {
         default_serial = 0;
     }
-    if (machine->no_parallel) {
+    if (!has_defaults || machine->no_parallel) {
         default_parallel = 0;
     }
-    if (!machine->use_virtcon) {
+    if (!has_defaults || !machine->use_virtcon) {
         default_virtcon = 0;
     }
-    if (!machine->use_sclp) {
+    if (!has_defaults || !machine->use_sclp) {
         default_sclp = 0;
     }
-    if (machine->no_floppy) {
+    if (!has_defaults || machine->no_floppy) {
         default_floppy = 0;
     }
-    if (machine->no_cdrom) {
+    if (!has_defaults || machine->no_cdrom) {
         default_cdrom = 0;
     }
-    if (machine->no_sdcard) {
+    if (!has_defaults || machine->no_sdcard) {
         default_sdcard = 0;
     }
+    if (!has_defaults) {
+        default_monitor = 0;
+        default_net = 0;
+        default_vga = 0;
+    }
 
     if (is_daemonized()) {
         /* According to documentation and historically, -nographic redirects
@@ -4329,7 +4330,9 @@
             vga_model = "std";
         }
     }
-    select_vgahw(vga_model);
+    if (vga_model) {
+        select_vgahw(vga_model);
+    }
 
     if (watchdog) {
         i = select_watchdog(watchdog);