smbios: get rid of global smbios_ep_type

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Acked-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Reviewed-by: Ani Sinha <anisinha@redhat.com>
Tested-by: Fiona Ebner <f.ebner@proxmox.com>
Message-Id: <20240314152302.2324164-14-imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

hw/arm/virt.c

@@ -1651,13 +1651,13 @@ static void virt_build_smbios(VirtMachineState *vms)
 
     smbios_set_defaults("QEMU", product,
                         vmc->smbios_old_sys_ver ? "1.0" : mc->name,
-                        true, SMBIOS_ENTRY_POINT_TYPE_64);
+                        true);
 
     /* build the array of physical mem area from base_memmap */
     mem_array.address = vms->memmap[VIRT_MEM].base;
     mem_array.length = ms->ram_size;
 
-    smbios_get_tables(ms, &mem_array, 1,
+    smbios_get_tables(ms, SMBIOS_ENTRY_POINT_TYPE_64, &mem_array, 1,
                       &smbios_tables, &smbios_tables_len,
                       &smbios_anchor, &smbios_anchor_len,
                       &error_fatal);

hw/i386/fw_cfg.c

@@ -48,7 +48,8 @@ const char *fw_cfg_arch_key_name(uint16_t key)
     return NULL;
 }
 
-void fw_cfg_build_smbios(PCMachineState *pcms, FWCfgState *fw_cfg)
+void fw_cfg_build_smbios(PCMachineState *pcms, FWCfgState *fw_cfg,
+                         SmbiosEntryPointType ep_type)
 {
 #ifdef CONFIG_SMBIOS
     uint8_t *smbios_tables, *smbios_anchor;
@@ -63,8 +64,7 @@ void fw_cfg_build_smbios(PCMachineState *pcms, FWCfgState *fw_cfg)
     if (pcmc->smbios_defaults) {
         /* These values are guest ABI, do not change */
         smbios_set_defaults("QEMU", mc->desc, mc->name,
-                            pcmc->smbios_uuid_encoded,
-                            pcms->smbios_entry_point_type);
+                            pcmc->smbios_uuid_encoded);
     }
 
     /* tell smbios about cpuid version and features */
@@ -89,7 +89,7 @@ void fw_cfg_build_smbios(PCMachineState *pcms, FWCfgState *fw_cfg)
             array_count++;
         }
     }
-    smbios_get_tables(ms, mem_array, array_count,
+    smbios_get_tables(ms, ep_type, mem_array, array_count,
                       &smbios_tables, &smbios_tables_len,
                       &smbios_anchor, &smbios_anchor_len,
                       &error_fatal);

hw/i386/fw_cfg.h

@@ -23,7 +23,8 @@
 FWCfgState *fw_cfg_arch_create(MachineState *ms,
                                uint16_t boot_cpus,
                                uint16_t apic_id_limit);
-void fw_cfg_build_smbios(PCMachineState *ms, FWCfgState *fw_cfg);
+void fw_cfg_build_smbios(PCMachineState *pcms, FWCfgState *fw_cfg,
+                         SmbiosEntryPointType ep_type);
 void fw_cfg_build_feature_control(MachineState *ms, FWCfgState *fw_cfg);
 void fw_cfg_add_acpi_dsdt(Aml *scope, FWCfgState *fw_cfg);
 

hw/i386/pc.c

@@ -672,7 +672,7 @@ void pc_machine_done(Notifier *notifier, void *data)
 
     acpi_setup();
     if (x86ms->fw_cfg) {
-        fw_cfg_build_smbios(pcms, x86ms->fw_cfg);
+        fw_cfg_build_smbios(pcms, x86ms->fw_cfg, pcms->smbios_entry_point_type);
         fw_cfg_build_feature_control(MACHINE(pcms), x86ms->fw_cfg);
         /* update FW_CFG_NB_CPUS to account for -device added CPUs */
         fw_cfg_modify_i16(x86ms->fw_cfg, FW_CFG_NB_CPUS, x86ms->boot_cpus);

hw/loongarch/virt.c

@@ -355,10 +355,11 @@ static void virt_build_smbios(LoongArchMachineState *lams)
         return;
     }
 
-    smbios_set_defaults("QEMU", product, mc->name,
-                        true, SMBIOS_ENTRY_POINT_TYPE_64);
+    smbios_set_defaults("QEMU", product, mc->name, true);
 
-    smbios_get_tables(ms, NULL, 0, &smbios_tables, &smbios_tables_len,
+    smbios_get_tables(ms, SMBIOS_ENTRY_POINT_TYPE_64,
+                      NULL, 0,
+                      &smbios_tables, &smbios_tables_len,
                       &smbios_anchor, &smbios_anchor_len, &error_fatal);
 
     if (smbios_anchor) {

hw/riscv/virt.c

@@ -1275,8 +1275,7 @@ static void virt_build_smbios(RISCVVirtState *s)
         product = "KVM Virtual Machine";
     }
 
-    smbios_set_defaults("QEMU", product, mc->name,
-                        true, SMBIOS_ENTRY_POINT_TYPE_64);
+    smbios_set_defaults("QEMU", product, mc->name, true);
 
     if (riscv_is_32bit(&s->soc[0])) {
         smbios_set_default_processor_family(0x200);
@@ -1288,7 +1287,8 @@ static void virt_build_smbios(RISCVVirtState *s)
     mem_array.address = s->memmap[VIRT_DRAM].base;
     mem_array.length = ms->ram_size;
 
-    smbios_get_tables(ms, &mem_array, 1,
+    smbios_get_tables(ms, SMBIOS_ENTRY_POINT_TYPE_64,
+                      &mem_array, 1,
                       &smbios_tables, &smbios_tables_len,
                       &smbios_anchor, &smbios_anchor_len,
                       &error_fatal);

hw/smbios/smbios.c

@@ -43,7 +43,6 @@ uint8_t *smbios_tables;
 size_t smbios_tables_len;
 unsigned smbios_table_max;
 unsigned smbios_table_cnt;
-static SmbiosEntryPointType smbios_ep_type = SMBIOS_ENTRY_POINT_TYPE_32;
 
 static SmbiosEntryPoint ep;
 
@@ -520,9 +519,9 @@ static bool smbios_check_type4_count(uint32_t expected_t4_count, Error **errp)
     return true;
 }
 
-bool smbios_validate_table(Error **errp)
+bool smbios_validate_table(SmbiosEntryPointType ep_type, Error **errp)
 {
-    if (smbios_ep_type == SMBIOS_ENTRY_POINT_TYPE_32 &&
+    if (ep_type == SMBIOS_ENTRY_POINT_TYPE_32 &&
         smbios_tables_len > SMBIOS_21_MAX_TABLES_LEN) {
         error_setg(errp, "SMBIOS 2.1 table length %zu exceeds %d",
                    smbios_tables_len, SMBIOS_21_MAX_TABLES_LEN);
@@ -669,14 +668,15 @@ static void smbios_build_type_3_table(void)
     SMBIOS_BUILD_TABLE_POST;
 }
 
-static void smbios_build_type_4_table(MachineState *ms, unsigned instance)
+static void smbios_build_type_4_table(MachineState *ms, unsigned instance,
+                                      SmbiosEntryPointType ep_type)
 {
     char sock_str[128];
     size_t tbl_len = SMBIOS_TYPE_4_LEN_V28;
     unsigned threads_per_socket;
     unsigned cores_per_socket;
 
-    if (smbios_ep_type == SMBIOS_ENTRY_POINT_TYPE_64) {
+    if (ep_type == SMBIOS_ENTRY_POINT_TYPE_64) {
         tbl_len = SMBIOS_TYPE_4_LEN_V30;
     }
 
@@ -1011,11 +1011,10 @@ void smbios_set_default_processor_family(uint16_t processor_family)
 
 void smbios_set_defaults(const char *manufacturer, const char *product,
                          const char *version,
-                         bool uuid_encoded, SmbiosEntryPointType ep_type)
+                         bool uuid_encoded)
 {
     smbios_have_defaults = true;
     smbios_uuid_encoded = uuid_encoded;
-    smbios_ep_type = ep_type;
 
     SMBIOS_SET_DEFAULT(smbios_type1.manufacturer, manufacturer);
     SMBIOS_SET_DEFAULT(smbios_type1.product, product);
@@ -1032,9 +1031,9 @@ void smbios_set_defaults(const char *manufacturer, const char *product,
     SMBIOS_SET_DEFAULT(type17.manufacturer, manufacturer);
 }
 
-static void smbios_entry_point_setup(void)
+static void smbios_entry_point_setup(SmbiosEntryPointType ep_type)
 {
-    switch (smbios_ep_type) {
+    switch (ep_type) {
     case SMBIOS_ENTRY_POINT_TYPE_32:
         memcpy(ep.ep21.anchor_string, "_SM_", 4);
         memcpy(ep.ep21.intermediate_anchor_string, "_DMI_", 5);
@@ -1084,6 +1083,7 @@ static void smbios_entry_point_setup(void)
 }
 
 void smbios_get_tables(MachineState *ms,
+                       SmbiosEntryPointType ep_type,
                        const struct smbios_phys_mem_area *mem_array,
                        const unsigned int mem_array_size,
                        uint8_t **tables, size_t *tables_len,
@@ -1092,6 +1092,9 @@ void smbios_get_tables(MachineState *ms,
 {
     unsigned i, dimm_cnt, offset;
 
+    assert(ep_type == SMBIOS_ENTRY_POINT_TYPE_32 ||
+           ep_type == SMBIOS_ENTRY_POINT_TYPE_64);
+
     g_free(smbios_tables);
     smbios_tables = g_memdup2(usr_blobs, usr_blobs_len);
     smbios_tables_len = usr_blobs_len;
@@ -1106,7 +1109,7 @@ void smbios_get_tables(MachineState *ms,
     assert(ms->smp.sockets >= 1);
 
     for (i = 0; i < ms->smp.sockets; i++) {
-        smbios_build_type_4_table(ms, i);
+        smbios_build_type_4_table(ms, i, ep_type);
     }
 
     smbios_build_type_8_table();
@@ -1155,10 +1158,10 @@ void smbios_get_tables(MachineState *ms,
     if (!smbios_check_type4_count(ms->smp.sockets, errp)) {
         goto err_exit;
     }
-    if (!smbios_validate_table(errp)) {
+    if (!smbios_validate_table(ep_type, errp)) {
         goto err_exit;
     }
-    smbios_entry_point_setup();
+    smbios_entry_point_setup(ep_type);
 
     /* return tables blob and entry point (anchor), and their sizes */
     *tables = smbios_tables;

hw/smbios/smbios_legacy.c

@@ -173,7 +173,7 @@ uint8_t *smbios_get_table_legacy(size_t *length, Error **errp)
 
     smbios_build_type_0_fields();
     smbios_build_type_1_fields();
-    if (!smbios_validate_table(errp)) {
+    if (!smbios_validate_table(SMBIOS_ENTRY_POINT_TYPE_32, errp)) {
         goto err_exit;
     }
 

include/hw/firmware/smbios.h

@@ -326,16 +326,17 @@ struct smbios_type_127 {
     struct smbios_structure_header header;
 } QEMU_PACKED;
 
-bool smbios_validate_table(Error **errp);
+bool smbios_validate_table(SmbiosEntryPointType ep_type, Error **errp);
 void smbios_add_usr_blob_size(size_t size);
 void smbios_entry_add(QemuOpts *opts, Error **errp);
 void smbios_set_cpuid(uint32_t version, uint32_t features);
 void smbios_set_defaults(const char *manufacturer, const char *product,
                          const char *version,
-                         bool uuid_encoded, SmbiosEntryPointType ep_type);
+                         bool uuid_encoded);
 void smbios_set_default_processor_family(uint16_t processor_family);
 uint8_t *smbios_get_table_legacy(size_t *length, Error **errp);
 void smbios_get_tables(MachineState *ms,
+                       SmbiosEntryPointType ep_type,
                        const struct smbios_phys_mem_area *mem_array,
                        const unsigned int mem_array_size,
                        uint8_t **tables, size_t *tables_len,