Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

* core support for MemoryRegionCache from myself
* rules.mak speedup and cleanups from myself and Marc-Adnré
* multiboot command line fix from Vlad
* SCSI fixes from myself
* small qemu-timer speedup from myself
* x86 debugging improvements from Doug
* configurable Q35 devices from  Chao
* x86 5-level paging support from Kirill
* x86 SHA_NI support for KVM from Yi Sun
* improved kvmclock migration logic from Marcelo
* bugfixes and doc fixes from others

# gpg: Signature made Thu 22 Dec 2016 15:01:13 GMT
# gpg:                using RSA key 0xBFFBD25F78C7AE83
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>"
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>"
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini/tags/for-upstream: (25 commits)
  x86: implement la57 paging mode
  target-i386: Fix eflags.TF/#DB handling of syscall/sysret insns
  kvmclock: reduce kvmclock difference on migration
  kvm: sync linux headers
  scsi-disk: fix VERIFY for scsi-block
  hw/block/pflash_cfi*.c: fix confusing assert fail message
  multiboot: copy the cmdline verbatim, unescape module strings
  x86: Fix x86_64 'g' packet response to gdb from 32-bit mode.
  pc: make pit configurable
  pc: make sata configurable
  pc: make smbus configurable
  target-i386: Add Intel SHA_NI instruction support.
  block: drop remaining legacy aio functions in comment
  main-loop: update comment for qemu_mutex_lock/unlock_iothread
  timer: fix misleading comment in timer.h
  qemu-timer: check active_timers outside lock/event
  virtio-scsi: introduce virtio_scsi_acquire/release
  build-sys: remove libtool left-over
  rules.mak: add more rules to avoid chaining
  rules.mak: speedup save-vars load-vars
  ...

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

1 files changed, 62 insertions, 6 deletions

diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index a9e64a88e5..25e8586b48 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -400,13 +400,13 @@ static void pc_cmos_init_late(void *opaque)
     int i, trans;
 
     val = 0;
-    if (ide_get_geometry(arg->idebus[0], 0,
-                         &cylinders, &heads, &sectors) >= 0) {
+    if (arg->idebus[0] && ide_get_geometry(arg->idebus[0], 0,
+                                           &cylinders, &heads, &sectors) >= 0) {
         cmos_init_hd(s, 0x19, 0x1b, cylinders, heads, sectors);
         val |= 0xf0;
     }
-    if (ide_get_geometry(arg->idebus[0], 1,
-                         &cylinders, &heads, &sectors) >= 0) {
+    if (arg->idebus[0] && ide_get_geometry(arg->idebus[0], 1,
+                                           &cylinders, &heads, &sectors) >= 0) {
         cmos_init_hd(s, 0x1a, 0x24, cylinders, heads, sectors);
         val |= 0x0f;
     }
@@ -418,7 +418,8 @@ static void pc_cmos_init_late(void *opaque)
            geometry.  It is always such that: 1 <= sects <= 63, 1
            <= heads <= 16, 1 <= cylinders <= 16383. The BIOS
            geometry can be different if a translation is done. */
-        if (ide_get_geometry(arg->idebus[i / 2], i % 2,
+        if (arg->idebus[i / 2] &&
+            ide_get_geometry(arg->idebus[i / 2], i % 2,
                              &cylinders, &heads, &sectors) >= 0) {
             trans = ide_get_bios_chs_trans(arg->idebus[i / 2], i % 2) - 1;
             assert((trans & ~3) == 0);
@@ -1535,6 +1536,7 @@ void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi,
                           ISADevice **rtc_state,
                           bool create_fdctrl,
                           bool no_vmport,
+                          bool has_pit,
                           uint32_t hpet_irqs)
 {
     int i;
@@ -1588,7 +1590,7 @@ void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi,
 
     qemu_register_boot_set(pc_boot_set, *rtc_state);
 
-    if (!xen_enabled()) {
+    if (!xen_enabled() && has_pit) {
         if (kvm_pit_in_kernel()) {
             pit = kvm_pit_init(isa_bus, 0x40);
         } else {
@@ -2158,6 +2160,48 @@ static void pc_machine_set_nvdimm(Object *obj, bool value, Error **errp)
     pcms->acpi_nvdimm_state.is_enabled = value;
 }
 
+static bool pc_machine_get_smbus(Object *obj, Error **errp)
+{
+    PCMachineState *pcms = PC_MACHINE(obj);
+
+    return pcms->smbus;
+}
+
+static void pc_machine_set_smbus(Object *obj, bool value, Error **errp)
+{
+    PCMachineState *pcms = PC_MACHINE(obj);
+
+    pcms->smbus = value;
+}
+
+static bool pc_machine_get_sata(Object *obj, Error **errp)
+{
+    PCMachineState *pcms = PC_MACHINE(obj);
+
+    return pcms->sata;
+}
+
+static void pc_machine_set_sata(Object *obj, bool value, Error **errp)
+{
+    PCMachineState *pcms = PC_MACHINE(obj);
+
+    pcms->sata = value;
+}
+
+static bool pc_machine_get_pit(Object *obj, Error **errp)
+{
+    PCMachineState *pcms = PC_MACHINE(obj);
+
+    return pcms->pit;
+}
+
+static void pc_machine_set_pit(Object *obj, bool value, Error **errp)
+{
+    PCMachineState *pcms = PC_MACHINE(obj);
+
+    pcms->pit = value;
+}
+
 static void pc_machine_initfn(Object *obj)
 {
     PCMachineState *pcms = PC_MACHINE(obj);
@@ -2169,6 +2213,9 @@ static void pc_machine_initfn(Object *obj)
     pcms->acpi_nvdimm_state.is_enabled = false;
     /* acpi build is enabled by default if machine supports it */
     pcms->acpi_build_enabled = PC_MACHINE_GET_CLASS(pcms)->has_acpi_build;
+    pcms->smbus = true;
+    pcms->sata = true;
+    pcms->pit = true;
 }
 
 static void pc_machine_reset(void)
@@ -2329,6 +2376,15 @@ static void pc_machine_class_init(ObjectClass *oc, void *data)
 
     object_class_property_add_bool(oc, PC_MACHINE_NVDIMM,
         pc_machine_get_nvdimm, pc_machine_set_nvdimm, &error_abort);
+
+    object_class_property_add_bool(oc, PC_MACHINE_SMBUS,
+        pc_machine_get_smbus, pc_machine_set_smbus, &error_abort);
+
+    object_class_property_add_bool(oc, PC_MACHINE_SATA,
+        pc_machine_get_sata, pc_machine_set_sata, &error_abort);
+
+    object_class_property_add_bool(oc, PC_MACHINE_PIT,
+        pc_machine_get_pit, pc_machine_set_pit, &error_abort);
 }
 
 static const TypeInfo pc_machine_info = {