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Diffstat (limited to 'hw/i386/pc_piix.c')
-rw-r--r--hw/i386/pc_piix.c157
1 files changed, 79 insertions, 78 deletions
diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c
index 319497e966..438cdae99e 100644
--- a/hw/i386/pc_piix.c
+++ b/hw/i386/pc_piix.c
@@ -61,26 +61,12 @@ static const int ide_iobase[MAX_IDE_BUS] = { 0x1f0, 0x170 };
static const int ide_iobase2[MAX_IDE_BUS] = { 0x3f6, 0x376 };
static const int ide_irq[MAX_IDE_BUS] = { 14, 15 };
-static bool pci_enabled = true;
-static bool has_acpi_build = true;
-static bool rsdp_in_ram = true;
-static int legacy_acpi_table_size;
-static bool smbios_defaults = true;
-static bool smbios_legacy_mode;
-static bool smbios_uuid_encoded = true;
-/* Make sure that guest addresses aligned at 1Gbyte boundaries get mapped to
- * host addresses aligned at 1Gbyte boundaries. This way we can use 1GByte
- * pages in the host.
- */
-static bool gigabyte_align = true;
-static bool has_reserved_memory = true;
-static bool kvmclock_enabled = true;
-
/* PC hardware initialisation */
static void pc_init1(MachineState *machine,
const char *host_type, const char *pci_type)
{
PCMachineState *pcms = PC_MACHINE(machine);
+ PCMachineClass *pcmc = PC_MACHINE_GET_CLASS(pcms);
MemoryRegion *system_memory = get_system_memory();
MemoryRegion *system_io = get_system_io();
int i;
@@ -109,7 +95,7 @@ static void pc_init1(MachineState *machine,
* breaking migration.
*/
if (machine->ram_size >= 0xe0000000) {
- lowmem = gigabyte_align ? 0xc0000000 : 0xe0000000;
+ lowmem = pcmc->gigabyte_align ? 0xc0000000 : 0xe0000000;
} else {
lowmem = 0xe0000000;
}
@@ -142,11 +128,11 @@ static void pc_init1(MachineState *machine,
pc_cpus_init(pcms);
- if (kvm_enabled() && kvmclock_enabled) {
+ if (kvm_enabled() && pcmc->kvmclock_enabled) {
kvmclock_create();
}
- if (pci_enabled) {
+ if (pcmc->pci_enabled) {
pci_memory = g_new(MemoryRegion, 1);
memory_region_init(pci_memory, NULL, "pci", UINT64_MAX);
rom_memory = pci_memory;
@@ -157,18 +143,19 @@ static void pc_init1(MachineState *machine,
guest_info = pc_guest_info_init(pcms);
- guest_info->has_acpi_build = has_acpi_build;
- guest_info->legacy_acpi_table_size = legacy_acpi_table_size;
+ guest_info->has_acpi_build = pcmc->has_acpi_build;
+ guest_info->legacy_acpi_table_size = pcmc->legacy_acpi_table_size;
- guest_info->isapc_ram_fw = !pci_enabled;
- guest_info->has_reserved_memory = has_reserved_memory;
- guest_info->rsdp_in_ram = rsdp_in_ram;
+ guest_info->isapc_ram_fw = !pcmc->pci_enabled;
+ guest_info->has_reserved_memory = pcmc->has_reserved_memory;
+ guest_info->rsdp_in_ram = pcmc->rsdp_in_ram;
- if (smbios_defaults) {
+ if (pcmc->smbios_defaults) {
MachineClass *mc = MACHINE_GET_CLASS(machine);
/* These values are guest ABI, do not change */
smbios_set_defaults("QEMU", "Standard PC (i440FX + PIIX, 1996)",
- mc->name, smbios_legacy_mode, smbios_uuid_encoded,
+ mc->name, pcmc->smbios_legacy_mode,
+ pcmc->smbios_uuid_encoded,
SMBIOS_ENTRY_POINT_21);
}
@@ -183,14 +170,14 @@ static void pc_init1(MachineState *machine,
gsi_state = g_malloc0(sizeof(*gsi_state));
if (kvm_ioapic_in_kernel()) {
- kvm_pc_setup_irq_routing(pci_enabled);
+ kvm_pc_setup_irq_routing(pcmc->pci_enabled);
gsi = qemu_allocate_irqs(kvm_pc_gsi_handler, gsi_state,
GSI_NUM_PINS);
} else {
gsi = qemu_allocate_irqs(gsi_handler, gsi_state, GSI_NUM_PINS);
}
- if (pci_enabled) {
+ if (pcmc->pci_enabled) {
pci_bus = i440fx_init(host_type,
pci_type,
&i440fx_state, &piix3_devfn, &isa_bus, gsi,
@@ -198,6 +185,7 @@ static void pc_init1(MachineState *machine,
pcms->below_4g_mem_size,
pcms->above_4g_mem_size,
pci_memory, ram_memory);
+ pcms->bus = pci_bus;
} else {
pci_bus = NULL;
i440fx_state = NULL;
@@ -218,13 +206,13 @@ static void pc_init1(MachineState *machine,
gsi_state->i8259_irq[i] = i8259[i];
}
g_free(i8259);
- if (pci_enabled) {
+ if (pcmc->pci_enabled) {
ioapic_init_gsi(gsi_state, "i440fx");
}
pc_register_ferr_irq(gsi[13]);
- pc_vga_init(isa_bus, pci_enabled ? pci_bus : NULL);
+ pc_vga_init(isa_bus, pcmc->pci_enabled ? pci_bus : NULL);
assert(pcms->vmport != ON_OFF_AUTO__MAX);
if (pcms->vmport == ON_OFF_AUTO_AUTO) {
@@ -238,7 +226,7 @@ static void pc_init1(MachineState *machine,
pc_nic_init(isa_bus, pci_bus);
ide_drive_get(hd, ARRAY_SIZE(hd));
- if (pci_enabled) {
+ if (pcmc->pci_enabled) {
PCIDevice *dev;
if (xen_enabled()) {
dev = pci_piix3_xen_ide_init(pci_bus, hd, piix3_devfn + 1);
@@ -265,11 +253,11 @@ static void pc_init1(MachineState *machine,
pc_cmos_init(pcms, idebus[0], idebus[1], rtc_state);
- if (pci_enabled && usb_enabled()) {
+ if (pcmc->pci_enabled && usb_enabled()) {
pci_create_simple(pci_bus, piix3_devfn + 2, "piix3-usb-uhci");
}
- if (pci_enabled && acpi_enabled) {
+ if (pcmc->pci_enabled && acpi_enabled) {
DeviceState *piix4_pm;
I2CBus *smbus;
@@ -290,7 +278,7 @@ static void pc_init1(MachineState *machine,
PC_MACHINE_ACPI_DEVICE_PROP, &error_abort);
}
- if (pci_enabled) {
+ if (pcmc->pci_enabled) {
pc_pci_device_init(pci_bus);
}
}
@@ -316,60 +304,29 @@ static void pc_compat_2_3(MachineState *machine)
static void pc_compat_2_2(MachineState *machine)
{
pc_compat_2_3(machine);
- rsdp_in_ram = false;
machine->suppress_vmdesc = true;
}
static void pc_compat_2_1(MachineState *machine)
{
- PCMachineState *pcms = PC_MACHINE(machine);
-
pc_compat_2_2(machine);
- smbios_uuid_encoded = false;
x86_cpu_change_kvm_default("svm", NULL);
- pcms->enforce_aligned_dimm = false;
}
static void pc_compat_2_0(MachineState *machine)
{
pc_compat_2_1(machine);
- /* This value depends on the actual DSDT and SSDT compiled into
- * the source QEMU; unfortunately it depends on the binary and
- * not on the machine type, so we cannot make pc-i440fx-1.7 work on
- * both QEMU 1.7 and QEMU 2.0.
- *
- * Large variations cause migration to fail for more than one
- * consecutive value of the "-smp" maxcpus option.
- *
- * For small variations of the kind caused by different iasl versions,
- * the 4k rounding usually leaves slack. However, there could be still
- * one or two values that break. For QEMU 1.7 and QEMU 2.0 the
- * slack is only ~10 bytes before one "-smp maxcpus" value breaks!
- *
- * 6652 is valid for QEMU 2.0, the right value for pc-i440fx-1.7 on
- * QEMU 1.7 it is 6414. For RHEL/CentOS 7.0 it is 6418.
- */
- legacy_acpi_table_size = 6652;
- smbios_legacy_mode = true;
- has_reserved_memory = false;
- pc_set_legacy_acpi_data_size();
}
static void pc_compat_1_7(MachineState *machine)
{
pc_compat_2_0(machine);
- smbios_defaults = false;
- gigabyte_align = false;
- option_rom_has_mr = true;
- legacy_acpi_table_size = 6414;
x86_cpu_change_kvm_default("x2apic", NULL);
}
static void pc_compat_1_6(MachineState *machine)
{
pc_compat_1_7(machine);
- rom_file_has_mr = false;
- has_acpi_build = false;
}
static void pc_compat_1_5(MachineState *machine)
@@ -399,19 +356,10 @@ static void pc_compat_1_2(MachineState *machine)
static void pc_compat_0_13(MachineState *machine)
{
pc_compat_1_2(machine);
- kvmclock_enabled = false;
}
static void pc_init_isa(MachineState *machine)
{
- pci_enabled = false;
- has_acpi_build = false;
- smbios_defaults = false;
- gigabyte_align = false;
- smbios_legacy_mode = true;
- has_reserved_memory = false;
- option_rom_has_mr = true;
- rom_file_has_mr = false;
if (!machine->cpu_model) {
machine->cpu_model = "486";
}
@@ -470,13 +418,25 @@ static void pc_i440fx_machine_options(MachineClass *m)
m->default_display = "std";
}
-static void pc_i440fx_2_5_machine_options(MachineClass *m)
+static void pc_i440fx_2_6_machine_options(MachineClass *m)
{
pc_i440fx_machine_options(m);
m->alias = "pc";
m->is_default = 1;
}
+DEFINE_I440FX_MACHINE(v2_6, "pc-i440fx-2.6", NULL,
+ pc_i440fx_2_6_machine_options);
+
+
+static void pc_i440fx_2_5_machine_options(MachineClass *m)
+{
+ pc_i440fx_2_6_machine_options(m);
+ m->alias = NULL;
+ m->is_default = 0;
+ SET_MACHINE_COMPAT(m, PC_COMPAT_2_5);
+}
+
DEFINE_I440FX_MACHINE(v2_5, "pc-i440fx-2.5", NULL,
pc_i440fx_2_5_machine_options);
@@ -486,8 +446,6 @@ static void pc_i440fx_2_4_machine_options(MachineClass *m)
PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
pc_i440fx_2_5_machine_options(m);
m->hw_version = "2.4.0";
- m->alias = NULL;
- m->is_default = 0;
pcmc->broken_reserved_end = true;
SET_MACHINE_COMPAT(m, PC_COMPAT_2_4);
}
@@ -500,8 +458,6 @@ static void pc_i440fx_2_3_machine_options(MachineClass *m)
{
pc_i440fx_2_4_machine_options(m);
m->hw_version = "2.3.0";
- m->alias = NULL;
- m->is_default = 0;
SET_MACHINE_COMPAT(m, PC_COMPAT_2_3);
}
@@ -511,9 +467,11 @@ DEFINE_I440FX_MACHINE(v2_3, "pc-i440fx-2.3", pc_compat_2_3,
static void pc_i440fx_2_2_machine_options(MachineClass *m)
{
+ PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
pc_i440fx_2_3_machine_options(m);
m->hw_version = "2.2.0";
SET_MACHINE_COMPAT(m, PC_COMPAT_2_2);
+ pcmc->rsdp_in_ram = false;
}
DEFINE_I440FX_MACHINE(v2_2, "pc-i440fx-2.2", pc_compat_2_2,
@@ -522,10 +480,13 @@ DEFINE_I440FX_MACHINE(v2_2, "pc-i440fx-2.2", pc_compat_2_2,
static void pc_i440fx_2_1_machine_options(MachineClass *m)
{
+ PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
pc_i440fx_2_2_machine_options(m);
m->hw_version = "2.1.0";
m->default_display = NULL;
SET_MACHINE_COMPAT(m, PC_COMPAT_2_1);
+ pcmc->smbios_uuid_encoded = false;
+ pcmc->enforce_aligned_dimm = false;
}
DEFINE_I440FX_MACHINE(v2_1, "pc-i440fx-2.1", pc_compat_2_1,
@@ -535,9 +496,30 @@ DEFINE_I440FX_MACHINE(v2_1, "pc-i440fx-2.1", pc_compat_2_1,
static void pc_i440fx_2_0_machine_options(MachineClass *m)
{
+ PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
pc_i440fx_2_1_machine_options(m);
m->hw_version = "2.0.0";
SET_MACHINE_COMPAT(m, PC_COMPAT_2_0);
+ pcmc->smbios_legacy_mode = true;
+ pcmc->has_reserved_memory = false;
+ /* This value depends on the actual DSDT and SSDT compiled into
+ * the source QEMU; unfortunately it depends on the binary and
+ * not on the machine type, so we cannot make pc-i440fx-1.7 work on
+ * both QEMU 1.7 and QEMU 2.0.
+ *
+ * Large variations cause migration to fail for more than one
+ * consecutive value of the "-smp" maxcpus option.
+ *
+ * For small variations of the kind caused by different iasl versions,
+ * the 4k rounding usually leaves slack. However, there could be still
+ * one or two values that break. For QEMU 1.7 and QEMU 2.0 the
+ * slack is only ~10 bytes before one "-smp maxcpus" value breaks!
+ *
+ * 6652 is valid for QEMU 2.0, the right value for pc-i440fx-1.7 on
+ * QEMU 1.7 it is 6414. For RHEL/CentOS 7.0 it is 6418.
+ */
+ pcmc->legacy_acpi_table_size = 6652;
+ pcmc->acpi_data_size = 0x10000;
}
DEFINE_I440FX_MACHINE(v2_0, "pc-i440fx-2.0", pc_compat_2_0,
@@ -546,10 +528,15 @@ DEFINE_I440FX_MACHINE(v2_0, "pc-i440fx-2.0", pc_compat_2_0,
static void pc_i440fx_1_7_machine_options(MachineClass *m)
{
+ PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
pc_i440fx_2_0_machine_options(m);
m->hw_version = "1.7.0";
m->default_machine_opts = NULL;
+ m->option_rom_has_mr = true;
SET_MACHINE_COMPAT(m, PC_COMPAT_1_7);
+ pcmc->smbios_defaults = false;
+ pcmc->gigabyte_align = false;
+ pcmc->legacy_acpi_table_size = 6414;
}
DEFINE_I440FX_MACHINE(v1_7, "pc-i440fx-1.7", pc_compat_1_7,
@@ -558,9 +545,12 @@ DEFINE_I440FX_MACHINE(v1_7, "pc-i440fx-1.7", pc_compat_1_7,
static void pc_i440fx_1_6_machine_options(MachineClass *m)
{
+ PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
pc_i440fx_1_7_machine_options(m);
m->hw_version = "1.6.0";
+ m->rom_file_has_mr = false;
SET_MACHINE_COMPAT(m, PC_COMPAT_1_6);
+ pcmc->has_acpi_build = false;
}
DEFINE_I440FX_MACHINE(v1_6, "pc-i440fx-1.6", pc_compat_1_6,
@@ -814,9 +804,11 @@ DEFINE_I440FX_MACHINE(v0_14, "pc-0.14", pc_compat_1_2,
static void pc_i440fx_0_13_machine_options(MachineClass *m)
{
+ PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
pc_i440fx_0_14_machine_options(m);
m->hw_version = "0.13";
SET_MACHINE_COMPAT(m, PC_COMPAT_0_13);
+ pcmc->kvmclock_enabled = false;
}
DEFINE_I440FX_MACHINE(v0_13, "pc-0.13", pc_compat_0_13,
@@ -1038,8 +1030,17 @@ void igd_passthrough_isa_bridge_create(PCIBus *bus, uint16_t gpu_dev_id)
static void isapc_machine_options(MachineClass *m)
{
+ PCMachineClass *pcmc = PC_MACHINE_CLASS(m);
m->desc = "ISA-only PC";
m->max_cpus = 1;
+ m->option_rom_has_mr = true;
+ m->rom_file_has_mr = false;
+ pcmc->pci_enabled = false;
+ pcmc->has_acpi_build = false;
+ pcmc->smbios_defaults = false;
+ pcmc->gigabyte_align = false;
+ pcmc->smbios_legacy_mode = true;
+ pcmc->has_reserved_memory = false;
}
DEFINE_PC_MACHINE(isapc, "isapc", pc_init_isa,
generated by cgit v1.2.3 (git 2.26.2) at 2025-01-16 20:54:15 +0000