hw/loongarch/virt: Add cpu arch_id support

With acpi madt table, there is cpu physical coreid, which may
be different with logical id in qemu. This patch adds cpu arch_id
support, and fill madt table with arch_id. For the present cpu
arch_id is still equal to logical id.

Reviewed-by: Song Gao <gaosong@loongson.cn>
Signed-off-by: Tianrui Zhao <zhaotianrui@loongson.cn>
Signed-off-by: Song Gao <gaosong@loongson.cn>
Message-Id: <20230613120552.2471420-2-zhaotianrui@loongson.cn>

1 files changed, 14 insertions, 6 deletions

diff --git a/hw/loongarch/acpi-build.c b/hw/loongarch/acpi-build.c
index 8e3ce07367..232344e1c7 100644
--- a/hw/loongarch/acpi-build.c
+++ b/hw/loongarch/acpi-build.c
@@ -107,7 +107,9 @@ static void
 build_madt(GArray *table_data, BIOSLinker *linker, LoongArchMachineState *lams)
 {
     MachineState *ms = MACHINE(lams);
-    int i;
+    MachineClass *mc = MACHINE_GET_CLASS(ms);
+    const CPUArchIdList *arch_ids = mc->possible_cpu_arch_ids(ms);
+    int i, arch_id;
     AcpiTable table = { .sig = "APIC", .rev = 1, .oem_id = lams->oem_id,
                         .oem_table_id = lams->oem_table_id };
 
@@ -117,13 +119,15 @@ build_madt(GArray *table_data, BIOSLinker *linker, LoongArchMachineState *lams)
     build_append_int_noprefix(table_data, 0, 4);
     build_append_int_noprefix(table_data, 1 /* PCAT_COMPAT */, 4); /* Flags */
 
-    for (i = 0; i < ms->smp.cpus; i++) {
+    for (i = 0; i < arch_ids->len; i++) {
         /* Processor Core Interrupt Controller Structure */
+        arch_id = arch_ids->cpus[i].arch_id;
+
         build_append_int_noprefix(table_data, 17, 1);    /* Type */
         build_append_int_noprefix(table_data, 15, 1);    /* Length */
         build_append_int_noprefix(table_data, 1, 1);     /* Version */
         build_append_int_noprefix(table_data, i + 1, 4); /* ACPI Processor ID */
-        build_append_int_noprefix(table_data, i, 4);     /* Core ID */
+        build_append_int_noprefix(table_data, arch_id, 4); /* Core ID */
         build_append_int_noprefix(table_data, 1, 4);     /* Flags */
     }
 
@@ -159,9 +163,11 @@ build_madt(GArray *table_data, BIOSLinker *linker, LoongArchMachineState *lams)
 static void
 build_srat(GArray *table_data, BIOSLinker *linker, MachineState *machine)
 {
-    uint64_t i;
+    int i, arch_id;
     LoongArchMachineState *lams = LOONGARCH_MACHINE(machine);
     MachineState *ms = MACHINE(lams);
+    MachineClass *mc = MACHINE_GET_CLASS(ms);
+    const CPUArchIdList *arch_ids = mc->possible_cpu_arch_ids(ms);
     AcpiTable table = { .sig = "SRAT", .rev = 1, .oem_id = lams->oem_id,
                         .oem_table_id = lams->oem_table_id };
 
@@ -169,13 +175,15 @@ build_srat(GArray *table_data, BIOSLinker *linker, MachineState *machine)
     build_append_int_noprefix(table_data, 1, 4); /* Reserved */
     build_append_int_noprefix(table_data, 0, 8); /* Reserved */
 
-    for (i = 0; i < ms->smp.cpus; ++i) {
+    for (i = 0; i < arch_ids->len; ++i) {
+        arch_id = arch_ids->cpus[i].arch_id;
+
         /* Processor Local APIC/SAPIC Affinity Structure */
         build_append_int_noprefix(table_data, 0, 1);  /* Type  */
         build_append_int_noprefix(table_data, 16, 1); /* Length */
         /* Proximity Domain [7:0] */
         build_append_int_noprefix(table_data, 0, 1);
-        build_append_int_noprefix(table_data, i, 1); /* APIC ID */
+        build_append_int_noprefix(table_data, arch_id, 1); /* APIC ID */
         /* Flags, Table 5-36 */
         build_append_int_noprefix(table_data, 1, 4);
         build_append_int_noprefix(table_data, 0, 1); /* Local SAPIC EID */