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authorChao Peng <chao.p.peng@linux.intel.com>2016-11-05 03:19:48 -0400
committerPaolo Bonzini <pbonzini@redhat.com>2016-12-22 16:00:25 +0100
commitbe232eb07692a5d10d07aee8386faa7e860e73ea (patch)
treee637ca7bf1c35a93e3bdcea8d1cfae5a837e8242
parent638cbd452d3a92a2ab18caee73078483d90f64eb (diff)
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pc: make smbus configurable
Signed-off-by: Chao Peng <chao.p.peng@linux.intel.com> Message-Id: <1478330391-74060-2-git-send-email-chao.p.peng@linux.intel.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
-rw-r--r--hw/i386/pc.c18
-rw-r--r--hw/i386/pc_q35.c12
-rw-r--r--include/hw/i386/pc.h2
3 files changed, 27 insertions, 5 deletions
diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index a9e64a8..40bec88 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -2158,6 +2158,20 @@ 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 void pc_machine_initfn(Object *obj)
{
PCMachineState *pcms = PC_MACHINE(obj);
@@ -2169,6 +2183,7 @@ 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;
}
static void pc_machine_reset(void)
@@ -2329,6 +2344,9 @@ 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);
}
static const TypeInfo pc_machine_info = {
diff --git a/hw/i386/pc_q35.c b/hw/i386/pc_q35.c
index b40d19e..5efc65a 100644
--- a/hw/i386/pc_q35.c
+++ b/hw/i386/pc_q35.c
@@ -248,11 +248,13 @@ static void pc_q35_init(MachineState *machine)
ehci_create_ich9_with_companions(host_bus, 0x1d);
}
- /* TODO: Populate SPD eeprom data. */
- smbus_eeprom_init(ich9_smb_init(host_bus,
- PCI_DEVFN(ICH9_SMB_DEV, ICH9_SMB_FUNC),
- 0xb100),
- 8, NULL, 0);
+ if (pcms->smbus) {
+ /* TODO: Populate SPD eeprom data. */
+ smbus_eeprom_init(ich9_smb_init(host_bus,
+ PCI_DEVFN(ICH9_SMB_DEV, ICH9_SMB_FUNC),
+ 0xb100),
+ 8, NULL, 0);
+ }
pc_cmos_init(pcms, idebus[0], idebus[1], rtc_state);
diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h
index 4b74130..e5447a0 100644
--- a/include/hw/i386/pc.h
+++ b/include/hw/i386/pc.h
@@ -63,6 +63,7 @@ struct PCMachineState {
AcpiNVDIMMState acpi_nvdimm_state;
bool acpi_build_enabled;
+ bool smbus;
/* RAM information (sizes, addresses, configuration): */
ram_addr_t below_4g_mem_size, above_4g_mem_size;
@@ -88,6 +89,7 @@ struct PCMachineState {
#define PC_MACHINE_VMPORT "vmport"
#define PC_MACHINE_SMM "smm"
#define PC_MACHINE_NVDIMM "nvdimm"
+#define PC_MACHINE_SMBUS "smbus"
/**
* PCMachineClass: