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-rw-r--r--hw/i386/pc.c48
1 files changed, 33 insertions, 15 deletions
diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index 7c39c91335..774cb2bf07 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -37,6 +37,7 @@
#include "hw/ide.h"
#include "hw/pci/pci.h"
#include "hw/pci/pci_bus.h"
+#include "hw/pci-bridge/pci_expander_bridge.h"
#include "hw/nvram/fw_cfg.h"
#include "hw/timer/hpet.h"
#include "hw/firmware/smbios.h"
@@ -76,6 +77,7 @@
#include "hw/mem/pc-dimm.h"
#include "hw/mem/nvdimm.h"
#include "hw/cxl/cxl.h"
+#include "hw/cxl/cxl_host.h"
#include "qapi/error.h"
#include "qapi/qapi-visit-common.h"
#include "qapi/qapi-visit-machine.h"
@@ -96,6 +98,15 @@
#include "trace.h"
#include CONFIG_DEVICES
+/*
+ * Helper for setting model-id for CPU models that changed model-id
+ * depending on QEMU versions up to QEMU 2.4.
+ */
+#define PC_CPU_MODEL_IDS(v) \
+ { "qemu32-" TYPE_X86_CPU, "model-id", "QEMU Virtual CPU version " v, },\
+ { "qemu64-" TYPE_X86_CPU, "model-id", "QEMU Virtual CPU version " v, },\
+ { "athlon-" TYPE_X86_CPU, "model-id", "QEMU Virtual CPU version " v, },
+
GlobalProperty pc_compat_7_0[] = {};
const size_t pc_compat_7_0_len = G_N_ELEMENTS(pc_compat_7_0);
@@ -561,7 +572,7 @@ static const char * const fdc_container_path[] = {
* Locate the FDC at IO address 0x3f0, in order to configure the CMOS registers
* and ACPI objects.
*/
-ISADevice *pc_find_fdc0(void)
+static ISADevice *pc_find_fdc0(void)
{
int i;
Object *container;
@@ -705,7 +716,7 @@ static const int ne2000_io[NE2000_NB_MAX] = { 0x300, 0x320, 0x340, 0x360,
0x280, 0x380 };
static const int ne2000_irq[NE2000_NB_MAX] = { 9, 10, 11, 3, 4, 5 };
-void pc_init_ne2k_isa(ISABus *bus, NICInfo *nd)
+static void pc_init_ne2k_isa(ISABus *bus, NICInfo *nd)
{
static int nb_ne2k = 0;
@@ -732,6 +743,13 @@ void pc_machine_done(Notifier *notifier, void *data)
PCMachineState, machine_done);
X86MachineState *x86ms = X86_MACHINE(pcms);
+ cxl_hook_up_pxb_registers(pcms->bus, &pcms->cxl_devices_state,
+ &error_fatal);
+
+ if (pcms->cxl_devices_state.is_enabled) {
+ cxl_fmws_link_targets(&pcms->cxl_devices_state, &error_fatal);
+ }
+
/* set the number of CPUs */
x86_rtc_set_cpus_count(x86ms->rtc, x86ms->boot_cpus);
@@ -899,8 +917,8 @@ void pc_memory_init(PCMachineState *pcms,
&machine->device_memory->mr);
}
- if (machine->cxl_devices_state->is_enabled) {
- MemoryRegion *mr = &machine->cxl_devices_state->host_mr;
+ if (pcms->cxl_devices_state.is_enabled) {
+ MemoryRegion *mr = &pcms->cxl_devices_state.host_mr;
hwaddr cxl_size = MiB;
if (pcmc->has_reserved_memory && machine->device_memory->base) {
@@ -918,12 +936,12 @@ void pc_memory_init(PCMachineState *pcms,
memory_region_init(mr, OBJECT(machine), "cxl_host_reg", cxl_size);
memory_region_add_subregion(system_memory, cxl_base, mr);
cxl_resv_end = cxl_base + cxl_size;
- if (machine->cxl_devices_state->fixed_windows) {
+ if (pcms->cxl_devices_state.fixed_windows) {
hwaddr cxl_fmw_base;
GList *it;
cxl_fmw_base = ROUND_UP(cxl_base + cxl_size, 256 * MiB);
- for (it = machine->cxl_devices_state->fixed_windows; it; it = it->next) {
+ for (it = pcms->cxl_devices_state.fixed_windows; it; it = it->next) {
CXLFixedWindow *fw = it->data;
fw->base = cxl_fmw_base;
@@ -965,7 +983,7 @@ void pc_memory_init(PCMachineState *pcms,
res_mem_end += memory_region_size(&machine->device_memory->mr);
}
- if (machine->cxl_devices_state->is_enabled) {
+ if (pcms->cxl_devices_state.is_enabled) {
res_mem_end = cxl_resv_end;
}
*val = cpu_to_le64(ROUND_UP(res_mem_end, 1 * GiB));
@@ -1001,12 +1019,12 @@ uint64_t pc_pci_hole64_start(void)
X86MachineState *x86ms = X86_MACHINE(pcms);
uint64_t hole64_start = 0;
- if (ms->cxl_devices_state->host_mr.addr) {
- hole64_start = ms->cxl_devices_state->host_mr.addr +
- memory_region_size(&ms->cxl_devices_state->host_mr);
- if (ms->cxl_devices_state->fixed_windows) {
+ if (pcms->cxl_devices_state.host_mr.addr) {
+ hole64_start = pcms->cxl_devices_state.host_mr.addr +
+ memory_region_size(&pcms->cxl_devices_state.host_mr);
+ if (pcms->cxl_devices_state.fixed_windows) {
GList *it;
- for (it = ms->cxl_devices_state->fixed_windows; it; it = it->next) {
+ for (it = pcms->cxl_devices_state.fixed_windows; it; it = it->next) {
CXLFixedWindow *fw = it->data;
hole64_start = fw->mr.addr + memory_region_size(&fw->mr);
}
@@ -1088,7 +1106,7 @@ static void pc_superio_init(ISABus *isa_bus, bool create_fdctrl,
return;
}
- i8042 = isa_create_simple(isa_bus, "i8042");
+ i8042 = isa_create_simple(isa_bus, TYPE_I8042);
if (!no_vmport) {
isa_create_simple(isa_bus, TYPE_VMPORT);
vmmouse = isa_try_new("vmmouse");
@@ -1096,7 +1114,7 @@ static void pc_superio_init(ISABus *isa_bus, bool create_fdctrl,
vmmouse = NULL;
}
if (vmmouse) {
- object_property_set_link(OBJECT(vmmouse), "i8042", OBJECT(i8042),
+ object_property_set_link(OBJECT(vmmouse), TYPE_I8042, OBJECT(i8042),
&error_abort);
isa_realize_and_unref(vmmouse, isa_bus, &error_fatal);
}
@@ -1706,6 +1724,7 @@ static void pc_machine_initfn(Object *obj)
pcms->pcspk = isa_new(TYPE_PC_SPEAKER);
object_property_add_alias(OBJECT(pcms), "pcspk-audiodev",
OBJECT(pcms->pcspk), "audiodev");
+ cxl_machine_init(obj, &pcms->cxl_devices_state);
}
static void pc_machine_reset(MachineState *machine)
@@ -1794,7 +1813,6 @@ static void pc_machine_class_init(ObjectClass *oc, void *data)
mc->default_cpu_type = TARGET_DEFAULT_CPU_TYPE;
mc->nvdimm_supported = true;
mc->smp_props.dies_supported = true;
- mc->cxl_supported = true;
mc->default_ram_id = "pc.ram";
object_class_property_add(oc, PC_MACHINE_MAX_RAM_BELOW_4G, "size",
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2025-04-26 16:23:32 +0200