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authorMark Cave-Ayland <mark.caveayland@nutanix.com>2025-08-28 12:09:51 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2025-08-29 11:20:47 +0200
commitae4199af92d38fffd0d1fb9f02eaeb0632eff6df (patch)
tree2392228908e37c698cdc13088f0bb844da463c27
parentdc58530f0a58fe09862026ab6c26c68c00f4d535 (diff)
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hw/i386/pc_piix.c: remove SMI and piix4_pm initialisation from pc_init_isa()
These are based upon the PIIX4 PCI chipset and so can never be used on an isapc machine. Signed-off-by: Mark Cave-Ayland <mark.caveayland@nutanix.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Xiaoyao Li <xiaoyao.li@intel.com> Link: https://lore.kernel.org/r/20250828111057.468712-9-mark.caveayland@nutanix.com Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
-rw-r--r--hw/i386/pc_piix.c19
1 files changed, 0 insertions, 19 deletions
diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c
index 5ae265b..57b02da 100644
--- a/hw/i386/pc_piix.c
+++ b/hw/i386/pc_piix.c
@@ -441,8 +441,6 @@ static void pc_init_isa(MachineState *machine)
MemoryRegion *system_memory = get_system_memory();
MemoryRegion *system_io = get_system_io();
ISABus *isa_bus;
- Object *piix4_pm = NULL;
- qemu_irq smi_irq;
uint32_t irq;
GSIState *gsi_state;
MemoryRegion *ram_memory;
@@ -618,23 +616,6 @@ static void pc_init_isa(MachineState *machine)
}
#endif
- if (piix4_pm) {
- smi_irq = qemu_allocate_irq(pc_acpi_smi_interrupt, first_cpu, 0);
-
- qdev_connect_gpio_out_named(DEVICE(piix4_pm), "smi-irq", 0, smi_irq);
- pcms->smbus = I2C_BUS(qdev_get_child_bus(DEVICE(piix4_pm), "i2c"));
- /* TODO: Populate SPD eeprom data. */
- smbus_eeprom_init(pcms->smbus, 8, NULL, 0);
-
- object_property_add_link(OBJECT(machine), PC_MACHINE_ACPI_DEVICE_PROP,
- TYPE_HOTPLUG_HANDLER,
- (Object **)&x86ms->acpi_dev,
- object_property_allow_set_link,
- OBJ_PROP_LINK_STRONG);
- object_property_set_link(OBJECT(machine), PC_MACHINE_ACPI_DEVICE_PROP,
- piix4_pm, &error_abort);
- }
-
if (machine->nvdimms_state->is_enabled) {
nvdimm_init_acpi_state(machine->nvdimms_state, system_io,
x86_nvdimm_acpi_dsmio,