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-rw-r--r--hw/smbios/smbios.c19
-rw-r--r--qemu-options.hx3
2 files changed, 18 insertions, 4 deletions
diff --git a/hw/smbios/smbios.c b/hw/smbios/smbios.c
index 1f8d5c252f..60349ee402 100644
--- a/hw/smbios/smbios.c
+++ b/hw/smbios/smbios.c
@@ -104,9 +104,11 @@ static struct {
const char *sock_pfx, *manufacturer, *version, *serial, *asset, *part;
uint64_t max_speed;
uint64_t current_speed;
+ uint64_t processor_id;
} type4 = {
.max_speed = DEFAULT_CPU_SPEED,
- .current_speed = DEFAULT_CPU_SPEED
+ .current_speed = DEFAULT_CPU_SPEED,
+ .processor_id = 0,
};
static struct {
@@ -327,6 +329,10 @@ static const QemuOptDesc qemu_smbios_type4_opts[] = {
.name = "part",
.type = QEMU_OPT_STRING,
.help = "part number",
+ }, {
+ .name = "processor-id",
+ .type = QEMU_OPT_NUMBER,
+ .help = "processor id",
},
{ /* end of list */ }
};
@@ -683,8 +689,13 @@ static void smbios_build_type_4_table(MachineState *ms, unsigned instance)
t->processor_type = 0x03; /* CPU */
t->processor_family = 0x01; /* Other */
SMBIOS_TABLE_SET_STR(4, processor_manufacturer_str, type4.manufacturer);
- t->processor_id[0] = cpu_to_le32(smbios_cpuid_version);
- t->processor_id[1] = cpu_to_le32(smbios_cpuid_features);
+ if (type4.processor_id == 0) {
+ t->processor_id[0] = cpu_to_le32(smbios_cpuid_version);
+ t->processor_id[1] = cpu_to_le32(smbios_cpuid_features);
+ } else {
+ t->processor_id[0] = cpu_to_le32((uint32_t)type4.processor_id);
+ t->processor_id[1] = cpu_to_le32(type4.processor_id >> 32);
+ }
SMBIOS_TABLE_SET_STR(4, processor_version_str, type4.version);
t->voltage = 0;
t->external_clock = cpu_to_le16(0); /* Unknown */
@@ -1323,6 +1334,8 @@ void smbios_entry_add(QemuOpts *opts, Error **errp)
save_opt(&type4.serial, opts, "serial");
save_opt(&type4.asset, opts, "asset");
save_opt(&type4.part, opts, "part");
+ /* If the value is 0, it will take the value from the CPU model. */
+ type4.processor_id = qemu_opt_get_number(opts, "processor-id", 0);
type4.max_speed = qemu_opt_get_number(opts, "max-speed",
DEFAULT_CPU_SPEED);
type4.current_speed = qemu_opt_get_number(opts, "current-speed",
diff --git a/qemu-options.hx b/qemu-options.hx
index 094a6c1d7c..5ce0ada75e 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -2537,6 +2537,7 @@ DEF("smbios", HAS_ARG, QEMU_OPTION_smbios,
" specify SMBIOS type 3 fields\n"
"-smbios type=4[,sock_pfx=str][,manufacturer=str][,version=str][,serial=str]\n"
" [,asset=str][,part=str][,max-speed=%d][,current-speed=%d]\n"
+ " [,processor-id=%d]\n"
" specify SMBIOS type 4 fields\n"
"-smbios type=11[,value=str][,path=filename]\n"
" specify SMBIOS type 11 fields\n"
@@ -2562,7 +2563,7 @@ SRST
``-smbios type=3[,manufacturer=str][,version=str][,serial=str][,asset=str][,sku=str]``
Specify SMBIOS type 3 fields
-``-smbios type=4[,sock_pfx=str][,manufacturer=str][,version=str][,serial=str][,asset=str][,part=str]``
+``-smbios type=4[,sock_pfx=str][,manufacturer=str][,version=str][,serial=str][,asset=str][,part=str][,processor-id=%d]``
Specify SMBIOS type 4 fields
``-smbios type=11[,value=str][,path=filename]``