Introduces structure AcpiBuildOem to hold the value of OEM fields and uses dedicated helper functions to initialize/set the values. Unnecessary dynamically allocated OEM fields are re-factored to static allocation.
Signed-off-by: Marian Postevca <poste...@mutex.one> --- hw/acpi/hmat.h | 2 +- hw/i386/acpi-common.h | 2 +- include/hw/acpi/acpi-build-oem.h | 61 +++++++++++++++++++++++++ include/hw/acpi/aml-build.h | 15 +++--- include/hw/acpi/ghes.h | 2 +- include/hw/acpi/pci.h | 2 +- include/hw/acpi/vmgenid.h | 2 +- include/hw/arm/virt.h | 4 +- include/hw/i386/x86.h | 4 +- include/hw/mem/nvdimm.h | 4 +- hw/acpi/aml-build.c | 26 +++++------ hw/acpi/ghes-stub.c | 1 + hw/acpi/ghes.c | 5 +- hw/acpi/hmat.c | 4 +- hw/acpi/nvdimm.c | 22 +++++---- hw/acpi/pci.c | 4 +- hw/acpi/vmgenid.c | 6 ++- hw/arm/virt-acpi-build.c | 40 ++++++---------- hw/arm/virt.c | 16 +++---- hw/i386/acpi-build.c | 78 +++++++++++++++----------------- hw/i386/acpi-common.c | 4 +- hw/i386/acpi-microvm.c | 13 ++---- hw/i386/x86.c | 19 ++++---- 23 files changed, 189 insertions(+), 147 deletions(-) create mode 100644 include/hw/acpi/acpi-build-oem.h diff --git a/hw/acpi/hmat.h b/hw/acpi/hmat.h index b57f0e7e80..c1ce9aaa48 100644 --- a/hw/acpi/hmat.h +++ b/hw/acpi/hmat.h @@ -38,6 +38,6 @@ #define HMAT_PROXIMITY_INITIATOR_VALID 0x1 void build_hmat(GArray *table_data, BIOSLinker *linker, NumaState *numa_state, - const char *oem_id, const char *oem_table_id); + AcpiBuildOem *bld_oem); #endif diff --git a/hw/i386/acpi-common.h b/hw/i386/acpi-common.h index a68825acf5..f5e793a950 100644 --- a/hw/i386/acpi-common.h +++ b/hw/i386/acpi-common.h @@ -10,6 +10,6 @@ void acpi_build_madt(GArray *table_data, BIOSLinker *linker, X86MachineState *x86ms, AcpiDeviceIf *adev, - const char *oem_id, const char *oem_table_id); + AcpiBuildOem *bld_oem); #endif diff --git a/include/hw/acpi/acpi-build-oem.h b/include/hw/acpi/acpi-build-oem.h new file mode 100644 index 0000000000..410ebbb9c5 --- /dev/null +++ b/include/hw/acpi/acpi-build-oem.h @@ -0,0 +1,61 @@ +#ifndef QEMU_HW_ACPI_BUILD_OEM_H +#define QEMU_HW_ACPI_BUILD_OEM_H + +/* + * Utilities for working with ACPI OEM ID and OEM TABLE ID fields + * + * Copyright (c) 2021 Marian Postevca + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + + * You should have received a copy of the GNU General Public License along + * with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#include "qemu/cutils.h" + +#define ACPI_BUILD_APPNAME6 "BOCHS " +#define ACPI_BUILD_APPNAME8 "BXPC " + +#define ACPI_BUILD_OEM_ID_SIZE 6 +#define ACPI_BUILD_OEM_TABLE_ID_SIZE 8 + +typedef struct AcpiBuildOem { + char oem_id[ACPI_BUILD_OEM_ID_SIZE + 1]; + char oem_table_id[ACPI_BUILD_OEM_TABLE_ID_SIZE + 1]; +} AcpiBuildOem; + +static inline void ACPI_BUILD_OEM_SET_ID(AcpiBuildOem *bld_oem, + const char *oem_id) +{ + pstrcpy(bld_oem->oem_id, sizeof bld_oem->oem_id, oem_id); +} + +static inline void ACPI_BUILD_OEM_SET_TABLE_ID(AcpiBuildOem *bld_oem, + const char *oem_table_id) +{ + pstrcpy(bld_oem->oem_table_id, + sizeof bld_oem->oem_table_id, oem_table_id); +} + +static inline void ACPI_BUILD_OEM_INIT(AcpiBuildOem *bld_oem, + const char *oem_id, + const char *oem_table_id) +{ + ACPI_BUILD_OEM_SET_ID(bld_oem, oem_id); + ACPI_BUILD_OEM_SET_TABLE_ID(bld_oem, oem_table_id); +} + +static inline void ACPI_BUILD_OEM_INIT_DEFAULT(AcpiBuildOem *bld_oem) +{ + ACPI_BUILD_OEM_INIT(bld_oem, ACPI_BUILD_APPNAME6, ACPI_BUILD_APPNAME8); +} + +#endif /* QEMU_HW_ACPI_BUILD_OEM_H */ diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h index 471266d739..c19621a29c 100644 --- a/include/hw/acpi/aml-build.h +++ b/include/hw/acpi/aml-build.h @@ -3,9 +3,8 @@ #include "hw/acpi/acpi-defs.h" #include "hw/acpi/bios-linker-loader.h" +#include "hw/acpi/acpi-build-oem.h" -#define ACPI_BUILD_APPNAME6 "BOCHS " -#define ACPI_BUILD_APPNAME8 "BXPC " #define ACPI_BUILD_TABLE_FILE "etc/acpi/tables" #define ACPI_BUILD_RSDP_FILE "etc/acpi/rsdp" @@ -416,7 +415,7 @@ void build_append_int_noprefix(GArray *table, uint64_t value, int size); void build_header(BIOSLinker *linker, GArray *table_data, AcpiTableHeader *h, const char *sig, int len, uint8_t rev, - const char *oem_id, const char *oem_table_id); + AcpiBuildOem *bld_oem); void *acpi_data_push(GArray *table_data, unsigned size); unsigned acpi_data_len(GArray *table); void acpi_add_table(GArray *table_offsets, GArray *table_data); @@ -426,10 +425,10 @@ void build_rsdp(GArray *tbl, BIOSLinker *linker, AcpiRsdpData *rsdp_data); void build_rsdt(GArray *table_data, BIOSLinker *linker, GArray *table_offsets, - const char *oem_id, const char *oem_table_id); + AcpiBuildOem *bld_oem); void build_xsdt(GArray *table_data, BIOSLinker *linker, GArray *table_offsets, - const char *oem_id, const char *oem_table_id); + AcpiBuildOem *bld_oem); int build_append_named_dword(GArray *array, const char *name_format, ...) @@ -460,11 +459,11 @@ void build_srat_memory(AcpiSratMemoryAffinity *numamem, uint64_t base, uint64_t len, int node, MemoryAffinityFlags flags); void build_slit(GArray *table_data, BIOSLinker *linker, MachineState *ms, - const char *oem_id, const char *oem_table_id); + AcpiBuildOem *bld_oem); void build_fadt(GArray *tbl, BIOSLinker *linker, const AcpiFadtData *f, - const char *oem_id, const char *oem_table_id); + AcpiBuildOem *bld_oem); void build_tpm2(GArray *table_data, BIOSLinker *linker, GArray *tcpalog, - const char *oem_id, const char *oem_table_id); + AcpiBuildOem *bld_oem); #endif diff --git a/include/hw/acpi/ghes.h b/include/hw/acpi/ghes.h index 674f6958e9..c6dbb076cb 100644 --- a/include/hw/acpi/ghes.h +++ b/include/hw/acpi/ghes.h @@ -69,7 +69,7 @@ typedef struct AcpiGhesState { void build_ghes_error_table(GArray *hardware_errors, BIOSLinker *linker); void acpi_build_hest(GArray *table_data, BIOSLinker *linker, - const char *oem_id, const char *oem_table_id); + AcpiBuildOem *bld_oem); void acpi_ghes_add_fw_cfg(AcpiGhesState *vms, FWCfgState *s, GArray *hardware_errors); int acpi_ghes_record_errors(uint8_t notify, uint64_t error_physical_addr); diff --git a/include/hw/acpi/pci.h b/include/hw/acpi/pci.h index b5deee0a9d..c1a2cbb7e7 100644 --- a/include/hw/acpi/pci.h +++ b/include/hw/acpi/pci.h @@ -34,6 +34,6 @@ typedef struct AcpiMcfgInfo { } AcpiMcfgInfo; void build_mcfg(GArray *table_data, BIOSLinker *linker, AcpiMcfgInfo *info, - const char *oem_id, const char *oem_table_id); + AcpiBuildOem *bld_oem); Aml *aml_pci_device_dsm(void); #endif diff --git a/include/hw/acpi/vmgenid.h b/include/hw/acpi/vmgenid.h index dc8bb3433e..c4488c5ef8 100644 --- a/include/hw/acpi/vmgenid.h +++ b/include/hw/acpi/vmgenid.h @@ -31,7 +31,7 @@ static inline Object *find_vmgenid_dev(void) } void vmgenid_build_acpi(VmGenIdState *vms, GArray *table_data, GArray *guid, - BIOSLinker *linker, const char *oem_id); + BIOSLinker *linker, AcpiBuildOem *bld_oem); void vmgenid_add_fw_cfg(VmGenIdState *vms, FWCfgState *s, GArray *guid); #endif diff --git a/include/hw/arm/virt.h b/include/hw/arm/virt.h index 9661c46699..594867807c 100644 --- a/include/hw/arm/virt.h +++ b/include/hw/arm/virt.h @@ -38,6 +38,7 @@ #include "sysemu/kvm.h" #include "hw/intc/arm_gicv3_common.h" #include "qom/object.h" +#include "hw/acpi/acpi-build-oem.h" #define NUM_GICV2M_SPIS 64 #define NUM_VIRTIO_TRANSPORTS 32 @@ -165,8 +166,7 @@ struct VirtMachineState { DeviceState *acpi_dev; Notifier powerdown_notifier; PCIBus *bus; - char *oem_id; - char *oem_table_id; + AcpiBuildOem bld_oem; }; #define VIRT_ECAM_ID(high) (high ? VIRT_HIGH_PCIE_ECAM : VIRT_PCIE_ECAM) diff --git a/include/hw/i386/x86.h b/include/hw/i386/x86.h index 6e9244a82c..6927219cee 100644 --- a/include/hw/i386/x86.h +++ b/include/hw/i386/x86.h @@ -27,6 +27,7 @@ #include "hw/isa/isa.h" #include "hw/i386/ioapic.h" #include "qom/object.h" +#include "hw/acpi/acpi-build-oem.h" struct X86MachineClass { /*< private >*/ @@ -66,8 +67,7 @@ struct X86MachineState { OnOffAuto smm; OnOffAuto acpi; - char *oem_id; - char *oem_table_id; + AcpiBuildOem bld_oem; /* * Address space used by IOAPIC device. All IOAPIC interrupts * will be translated to MSI messages in the address space. diff --git a/include/hw/mem/nvdimm.h b/include/hw/mem/nvdimm.h index bcf62f825c..1c0cc3b5e7 100644 --- a/include/hw/mem/nvdimm.h +++ b/include/hw/mem/nvdimm.h @@ -154,8 +154,8 @@ void nvdimm_init_acpi_state(NVDIMMState *state, MemoryRegion *io, void nvdimm_build_srat(GArray *table_data); void nvdimm_build_acpi(GArray *table_offsets, GArray *table_data, BIOSLinker *linker, NVDIMMState *state, - uint32_t ram_slots, const char *oem_id, - const char *oem_table_id); + uint32_t ram_slots, + AcpiBuildOem *bld_oem); void nvdimm_plug(NVDIMMState *state); void nvdimm_acpi_plug_cb(HotplugHandler *hotplug_dev, DeviceState *dev); #endif diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c index d5103e6d7b..c8b95c57f2 100644 --- a/hw/acpi/aml-build.c +++ b/hw/acpi/aml-build.c @@ -1695,7 +1695,7 @@ Aml *aml_object_type(Aml *object) void build_header(BIOSLinker *linker, GArray *table_data, AcpiTableHeader *h, const char *sig, int len, uint8_t rev, - const char *oem_id, const char *oem_table_id) + AcpiBuildOem *bld_oem) { unsigned tbl_offset = (char *)h - table_data->data; unsigned checksum_offset = (char *)&h->checksum - table_data->data; @@ -1703,9 +1703,9 @@ build_header(BIOSLinker *linker, GArray *table_data, h->length = cpu_to_le32(len); h->revision = rev; - strpadcpy((char *)h->oem_id, sizeof h->oem_id, oem_id, ' '); + strpadcpy((char *)h->oem_id, sizeof h->oem_id, bld_oem->oem_id, ' '); strpadcpy((char *)h->oem_table_id, sizeof h->oem_table_id, - oem_table_id, ' '); + bld_oem->oem_table_id, ' '); h->oem_revision = cpu_to_le32(1); memcpy(h->asl_compiler_id, ACPI_BUILD_APPNAME8, 4); @@ -1825,7 +1825,7 @@ build_rsdp(GArray *tbl, BIOSLinker *linker, AcpiRsdpData *rsdp_data) /* Build rsdt table */ void build_rsdt(GArray *table_data, BIOSLinker *linker, GArray *table_offsets, - const char *oem_id, const char *oem_table_id) + AcpiBuildOem *bld_oem) { int i; unsigned rsdt_entries_offset; @@ -1848,13 +1848,13 @@ build_rsdt(GArray *table_data, BIOSLinker *linker, GArray *table_offsets, } build_header(linker, table_data, (void *)(table_data->data + rsdt_start), - "RSDT", rsdt_len, 1, oem_id, oem_table_id); + "RSDT", rsdt_len, 1, bld_oem); } /* Build xsdt table */ void build_xsdt(GArray *table_data, BIOSLinker *linker, GArray *table_offsets, - const char *oem_id, const char *oem_table_id) + AcpiBuildOem *bld_oem) { int i; unsigned xsdt_entries_offset; @@ -1877,7 +1877,7 @@ build_xsdt(GArray *table_data, BIOSLinker *linker, GArray *table_offsets, } build_header(linker, table_data, (void *)(table_data->data + xsdt_start), - "XSDT", xsdt_len, 1, oem_id, oem_table_id); + "XSDT", xsdt_len, 1, bld_oem); } void build_srat_memory(AcpiSratMemoryAffinity *numamem, uint64_t base, @@ -1896,7 +1896,7 @@ void build_srat_memory(AcpiSratMemoryAffinity *numamem, uint64_t base, * (Revision 2.0 or later) */ void build_slit(GArray *table_data, BIOSLinker *linker, MachineState *ms, - const char *oem_id, const char *oem_table_id) + AcpiBuildOem *bld_oem) { int slit_start, i, j; slit_start = table_data->len; @@ -1917,12 +1917,12 @@ void build_slit(GArray *table_data, BIOSLinker *linker, MachineState *ms, build_header(linker, table_data, (void *)(table_data->data + slit_start), "SLIT", - table_data->len - slit_start, 1, oem_id, oem_table_id); + table_data->len - slit_start, 1, bld_oem); } /* build rev1/rev3/rev5.1 FADT */ void build_fadt(GArray *tbl, BIOSLinker *linker, const AcpiFadtData *f, - const char *oem_id, const char *oem_table_id) + AcpiBuildOem *bld_oem) { int off; int fadt_start = tbl->len; @@ -2041,7 +2041,7 @@ void build_fadt(GArray *tbl, BIOSLinker *linker, const AcpiFadtData *f, build_hdr: build_header(linker, tbl, (void *)(tbl->data + fadt_start), - "FACP", tbl->len - fadt_start, f->rev, oem_id, oem_table_id); + "FACP", tbl->len - fadt_start, f->rev, bld_oem); } #ifdef CONFIG_TPM @@ -2051,7 +2051,7 @@ build_hdr: * of TCG ACPI Specification, Family “1.2” and “2.0”, Version 1.2, Rev 8 */ void build_tpm2(GArray *table_data, BIOSLinker *linker, GArray *tcpalog, - const char *oem_id, const char *oem_table_id) + AcpiBuildOem *bld_oem) { uint8_t start_method_params[12] = {}; unsigned log_addr_offset, tpm2_start; @@ -2100,7 +2100,7 @@ void build_tpm2(GArray *table_data, BIOSLinker *linker, GArray *tcpalog, ACPI_BUILD_TPMLOG_FILE, 0); build_header(linker, table_data, (void *)(table_data->data + tpm2_start), - "TPM2", table_data->len - tpm2_start, 4, oem_id, oem_table_id); + "TPM2", table_data->len - tpm2_start, 4, bld_oem); } #endif diff --git a/hw/acpi/ghes-stub.c b/hw/acpi/ghes-stub.c index c315de1802..309f5cd1ce 100644 --- a/hw/acpi/ghes-stub.c +++ b/hw/acpi/ghes-stub.c @@ -9,6 +9,7 @@ */ #include "qemu/osdep.h" +#include "hw/acpi/acpi-build-oem.h" #include "hw/acpi/ghes.h" int acpi_ghes_record_errors(uint8_t source_id, uint64_t physical_address) diff --git a/hw/acpi/ghes.c b/hw/acpi/ghes.c index a749b84d62..01a6cb678d 100644 --- a/hw/acpi/ghes.c +++ b/hw/acpi/ghes.c @@ -21,6 +21,7 @@ #include "qemu/osdep.h" #include "qemu/units.h" +#include "hw/acpi/acpi-build-oem.h" #include "hw/acpi/ghes.h" #include "hw/acpi/aml-build.h" #include "qemu/error-report.h" @@ -360,7 +361,7 @@ static void build_ghes_v2(GArray *table_data, int source_id, BIOSLinker *linker) /* Build Hardware Error Source Table */ void acpi_build_hest(GArray *table_data, BIOSLinker *linker, - const char *oem_id, const char *oem_table_id) + AcpiBuildOem *bld_oem) { uint64_t hest_start = table_data->len; @@ -373,7 +374,7 @@ void acpi_build_hest(GArray *table_data, BIOSLinker *linker, build_ghes_v2(table_data, ACPI_HEST_SRC_ID_SEA, linker); build_header(linker, table_data, (void *)(table_data->data + hest_start), - "HEST", table_data->len - hest_start, 1, oem_id, oem_table_id); + "HEST", table_data->len - hest_start, 1, bld_oem); } void acpi_ghes_add_fw_cfg(AcpiGhesState *ags, FWCfgState *s, diff --git a/hw/acpi/hmat.c b/hw/acpi/hmat.c index edb3fd91b2..de954dbd33 100644 --- a/hw/acpi/hmat.c +++ b/hw/acpi/hmat.c @@ -254,7 +254,7 @@ static void hmat_build_table_structs(GArray *table_data, NumaState *numa_state) } void build_hmat(GArray *table_data, BIOSLinker *linker, NumaState *numa_state, - const char *oem_id, const char *oem_table_id) + AcpiBuildOem *bld_oem) { int hmat_start = table_data->len; @@ -265,5 +265,5 @@ void build_hmat(GArray *table_data, BIOSLinker *linker, NumaState *numa_state, build_header(linker, table_data, (void *)(table_data->data + hmat_start), - "HMAT", table_data->len - hmat_start, 2, oem_id, oem_table_id); + "HMAT", table_data->len - hmat_start, 2, bld_oem); } diff --git a/hw/acpi/nvdimm.c b/hw/acpi/nvdimm.c index e3d5fe1939..3ae9281b3c 100644 --- a/hw/acpi/nvdimm.c +++ b/hw/acpi/nvdimm.c @@ -403,7 +403,7 @@ void nvdimm_plug(NVDIMMState *state) static void nvdimm_build_nfit(NVDIMMState *state, GArray *table_offsets, GArray *table_data, BIOSLinker *linker, - const char *oem_id, const char *oem_table_id) + AcpiBuildOem *bld_oem) { NvdimmFitBuffer *fit_buf = &state->fit_buf; unsigned int header; @@ -418,8 +418,7 @@ static void nvdimm_build_nfit(NVDIMMState *state, GArray *table_offsets, build_header(linker, table_data, (void *)(table_data->data + header), "NFIT", - sizeof(NvdimmNfitHeader) + fit_buf->fit->len, 1, oem_id, - oem_table_id); + sizeof(NvdimmNfitHeader) + fit_buf->fit->len, 1, bld_oem); } #define NVDIMM_DSM_MEMORY_SIZE 4096 @@ -1280,9 +1279,11 @@ static void nvdimm_build_nvdimm_devices(Aml *root_dev, uint32_t ram_slots) static void nvdimm_build_ssdt(GArray *table_offsets, GArray *table_data, BIOSLinker *linker, NVDIMMState *nvdimm_state, - uint32_t ram_slots, const char *oem_id) + uint32_t ram_slots, + AcpiBuildOem *bld_oem) { Aml *ssdt, *sb_scope, *dev; + AcpiBuildOem tmp_bld_oem; int mem_addr_offset, nvdimm_ssdt; acpi_add_table(table_offsets, table_data); @@ -1331,9 +1332,11 @@ static void nvdimm_build_ssdt(GArray *table_offsets, GArray *table_data, bios_linker_loader_add_pointer(linker, ACPI_BUILD_TABLE_FILE, mem_addr_offset, sizeof(uint32_t), NVDIMM_DSM_MEM_FILE, 0); + + ACPI_BUILD_OEM_INIT(&tmp_bld_oem, bld_oem->oem_id, "NVDIMM"); build_header(linker, table_data, - (void *)(table_data->data + nvdimm_ssdt), - "SSDT", table_data->len - nvdimm_ssdt, 1, oem_id, "NVDIMM"); + (void *)(table_data->data + nvdimm_ssdt), + "SSDT", table_data->len - nvdimm_ssdt, 1, &tmp_bld_oem); free_aml_allocator(); } @@ -1361,8 +1364,7 @@ void nvdimm_build_srat(GArray *table_data) void nvdimm_build_acpi(GArray *table_offsets, GArray *table_data, BIOSLinker *linker, NVDIMMState *state, - uint32_t ram_slots, const char *oem_id, - const char *oem_table_id) + uint32_t ram_slots, AcpiBuildOem *bld_oem) { GSList *device_list; @@ -1372,7 +1374,7 @@ void nvdimm_build_acpi(GArray *table_offsets, GArray *table_data, } nvdimm_build_ssdt(table_offsets, table_data, linker, state, - ram_slots, oem_id); + ram_slots, bld_oem); device_list = nvdimm_get_device_list(); /* no NVDIMM device is plugged. */ @@ -1381,6 +1383,6 @@ void nvdimm_build_acpi(GArray *table_offsets, GArray *table_data, } nvdimm_build_nfit(state, table_offsets, table_data, linker, - oem_id, oem_table_id); + bld_oem); g_slist_free(device_list); } diff --git a/hw/acpi/pci.c b/hw/acpi/pci.c index 75b1103ec4..e1569d686c 100644 --- a/hw/acpi/pci.c +++ b/hw/acpi/pci.c @@ -29,7 +29,7 @@ #include "hw/pci/pcie_host.h" void build_mcfg(GArray *table_data, BIOSLinker *linker, AcpiMcfgInfo *info, - const char *oem_id, const char *oem_table_id) + AcpiBuildOem *bld_oem) { int mcfg_start = table_data->len; @@ -57,5 +57,5 @@ void build_mcfg(GArray *table_data, BIOSLinker *linker, AcpiMcfgInfo *info, build_append_int_noprefix(table_data, 0, 4); build_header(linker, table_data, (void *)(table_data->data + mcfg_start), - "MCFG", table_data->len - mcfg_start, 1, oem_id, oem_table_id); + "MCFG", table_data->len - mcfg_start, 1, bld_oem); } diff --git a/hw/acpi/vmgenid.c b/hw/acpi/vmgenid.c index 4f41a13ea0..004aac92c1 100644 --- a/hw/acpi/vmgenid.c +++ b/hw/acpi/vmgenid.c @@ -24,11 +24,12 @@ #include "sysemu/reset.h" void vmgenid_build_acpi(VmGenIdState *vms, GArray *table_data, GArray *guid, - BIOSLinker *linker, const char *oem_id) + BIOSLinker *linker, AcpiBuildOem *bld_oem) { Aml *ssdt, *dev, *scope, *method, *addr, *if_ctx; uint32_t vgia_offset; QemuUUID guid_le; + AcpiBuildOem tmp_bld_oem; /* Fill in the GUID values. These need to be converted to little-endian * first, since that's what the guest expects @@ -116,9 +117,10 @@ void vmgenid_build_acpi(VmGenIdState *vms, GArray *table_data, GArray *guid, ACPI_BUILD_TABLE_FILE, vgia_offset, sizeof(uint32_t), VMGENID_GUID_FW_CFG_FILE, 0); + ACPI_BUILD_OEM_INIT(&tmp_bld_oem, bld_oem->oem_id, "VMGENID"); build_header(linker, table_data, (void *)(table_data->data + table_data->len - ssdt->buf->len), - "SSDT", ssdt->buf->len, 1, oem_id, "VMGENID"); + "SSDT", ssdt->buf->len, 1, &tmp_bld_oem); free_aml_allocator(); } diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c index 037cc1fd82..137212e2fd 100644 --- a/hw/arm/virt-acpi-build.c +++ b/hw/arm/virt-acpi-build.c @@ -435,8 +435,7 @@ build_iort(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms) iort->length = cpu_to_le32(iort_length); build_header(linker, table_data, (void *)(table_data->data + iort_start), - "IORT", table_data->len - iort_start, 0, vms->oem_id, - vms->oem_table_id); + "IORT", table_data->len - iort_start, 0, &vms->bld_oem); } static void @@ -470,8 +469,7 @@ build_spcr(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms) spcr->pci_vendor_id = 0xffff; /* PCI Vendor ID: not a PCI device */ build_header(linker, table_data, (void *)(table_data->data + spcr_start), - "SPCR", table_data->len - spcr_start, 2, vms->oem_id, - vms->oem_table_id); + "SPCR", table_data->len - spcr_start, 2, &vms->bld_oem); } static void @@ -523,8 +521,7 @@ build_srat(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms) } build_header(linker, table_data, (void *)(table_data->data + srat_start), - "SRAT", table_data->len - srat_start, 3, vms->oem_id, - vms->oem_table_id); + "SRAT", table_data->len - srat_start, 3, &vms->bld_oem); } /* GTDT */ @@ -559,8 +556,7 @@ build_gtdt(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms) build_header(linker, table_data, (void *)(table_data->data + gtdt_start), "GTDT", - table_data->len - gtdt_start, 2, vms->oem_id, - vms->oem_table_id); + table_data->len - gtdt_start, 2, &vms->bld_oem); } /* MADT */ @@ -649,8 +645,7 @@ build_madt(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms) build_header(linker, table_data, (void *)(table_data->data + madt_start), "APIC", - table_data->len - madt_start, 3, vms->oem_id, - vms->oem_table_id); + table_data->len - madt_start, 3, &vms->bld_oem); } /* FADT */ @@ -680,7 +675,7 @@ static void build_fadt_rev5(GArray *table_data, BIOSLinker *linker, g_assert_not_reached(); } - build_fadt(table_data, linker, &fadt, vms->oem_id, vms->oem_table_id); + build_fadt(table_data, linker, &fadt, &vms->bld_oem); } /* DSDT */ @@ -746,8 +741,7 @@ build_dsdt(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms) g_array_append_vals(table_data, dsdt->buf->data, dsdt->buf->len); build_header(linker, table_data, (void *)(table_data->data + table_data->len - dsdt->buf->len), - "DSDT", dsdt->buf->len, 2, vms->oem_id, - vms->oem_table_id); + "DSDT", dsdt->buf->len, 2, &vms->bld_oem); free_aml_allocator(); } @@ -806,8 +800,7 @@ void virt_acpi_build(VirtMachineState *vms, AcpiBuildTables *tables) .base = vms->memmap[VIRT_ECAM_ID(vms->highmem_ecam)].base, .size = vms->memmap[VIRT_ECAM_ID(vms->highmem_ecam)].size, }; - build_mcfg(tables_blob, tables->linker, &mcfg, vms->oem_id, - vms->oem_table_id); + build_mcfg(tables_blob, tables->linker, &mcfg, &vms->bld_oem); } acpi_add_table(table_offsets, tables_blob); @@ -816,8 +809,7 @@ void virt_acpi_build(VirtMachineState *vms, AcpiBuildTables *tables) if (vms->ras) { build_ghes_error_table(tables->hardware_errors, tables->linker); acpi_add_table(table_offsets, tables_blob); - acpi_build_hest(tables_blob, tables->linker, vms->oem_id, - vms->oem_table_id); + acpi_build_hest(tables_blob, tables->linker, &vms->bld_oem); } if (ms->numa_state->num_nodes > 0) { @@ -825,15 +817,13 @@ void virt_acpi_build(VirtMachineState *vms, AcpiBuildTables *tables) build_srat(tables_blob, tables->linker, vms); if (ms->numa_state->have_numa_distance) { acpi_add_table(table_offsets, tables_blob); - build_slit(tables_blob, tables->linker, ms, vms->oem_id, - vms->oem_table_id); + build_slit(tables_blob, tables->linker, ms, &vms->bld_oem); } } if (ms->nvdimms_state->is_enabled) { nvdimm_build_acpi(table_offsets, tables_blob, tables->linker, - ms->nvdimms_state, ms->ram_slots, vms->oem_id, - vms->oem_table_id); + ms->nvdimms_state, ms->ram_slots, &vms->bld_oem); } if (its_class_name() && !vmc->no_its) { @@ -844,21 +834,19 @@ void virt_acpi_build(VirtMachineState *vms, AcpiBuildTables *tables) #ifdef CONFIG_TPM if (tpm_get_version(tpm_find()) == TPM_VERSION_2_0) { acpi_add_table(table_offsets, tables_blob); - build_tpm2(tables_blob, tables->linker, tables->tcpalog, vms->oem_id, - vms->oem_table_id); + build_tpm2(tables_blob, tables->linker, tables->tcpalog, &vms->bld_oem); } #endif /* XSDT is pointed to by RSDP */ xsdt = tables_blob->len; - build_xsdt(tables_blob, tables->linker, table_offsets, vms->oem_id, - vms->oem_table_id); + build_xsdt(tables_blob, tables->linker, table_offsets, &vms->bld_oem); /* RSDP is in FSEG memory, so allocate it separately */ { AcpiRsdpData rsdp_data = { .revision = 2, - .oem_id = vms->oem_id, + .oem_id = vms->bld_oem.oem_id, .xsdt_tbl_offset = &xsdt, .rsdt_tbl_offset = NULL, }; diff --git a/hw/arm/virt.c b/hw/arm/virt.c index 81eda46b0b..76fac4b085 100644 --- a/hw/arm/virt.c +++ b/hw/arm/virt.c @@ -2177,7 +2177,7 @@ static char *virt_get_oem_id(Object *obj, Error **errp) { VirtMachineState *vms = VIRT_MACHINE(obj); - return g_strdup(vms->oem_id); + return g_strdup(vms->bld_oem.oem_id); } static void virt_set_oem_id(Object *obj, const char *value, Error **errp) @@ -2185,20 +2185,19 @@ static void virt_set_oem_id(Object *obj, const char *value, Error **errp) VirtMachineState *vms = VIRT_MACHINE(obj); size_t len = strlen(value); - if (len > 6) { + if (len > ACPI_BUILD_OEM_ID_SIZE) { error_setg(errp, "User specified oem-id value is bigger than 6 bytes in size"); return; } - - strncpy(vms->oem_id, value, 6); + ACPI_BUILD_OEM_SET_ID(&vms->bld_oem, value); } static char *virt_get_oem_table_id(Object *obj, Error **errp) { VirtMachineState *vms = VIRT_MACHINE(obj); - return g_strdup(vms->oem_table_id); + return g_strdup(vms->bld_oem.oem_table_id); } static void virt_set_oem_table_id(Object *obj, const char *value, @@ -2207,12 +2206,12 @@ static void virt_set_oem_table_id(Object *obj, const char *value, VirtMachineState *vms = VIRT_MACHINE(obj); size_t len = strlen(value); - if (len > 8) { + if (len > ACPI_BUILD_OEM_TABLE_ID_SIZE) { error_setg(errp, "User specified oem-table-id value is bigger than 8 bytes in size"); return; } - strncpy(vms->oem_table_id, value, 8); + ACPI_BUILD_OEM_SET_TABLE_ID(&vms->bld_oem, value); } @@ -2764,8 +2763,7 @@ static void virt_instance_init(Object *obj) virt_flash_create(vms); - vms->oem_id = g_strndup(ACPI_BUILD_APPNAME6, 6); - vms->oem_table_id = g_strndup(ACPI_BUILD_APPNAME8, 8); + ACPI_BUILD_OEM_INIT_DEFAULT(&vms->bld_oem); } static const TypeInfo virt_machine_info = { diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c index 17836149fe..292a35b916 100644 --- a/hw/i386/acpi-build.c +++ b/hw/i386/acpi-build.c @@ -24,6 +24,7 @@ #include "qapi/error.h" #include "qapi/qmp/qnum.h" #include "acpi-build.h" +#include "hw/acpi/acpi-build-oem.h" #include "acpi-common.h" #include "qemu/bitmap.h" #include "qemu/error-report.h" @@ -1835,13 +1836,12 @@ build_dsdt(GArray *table_data, BIOSLinker *linker, g_array_append_vals(table_data, dsdt->buf->data, dsdt->buf->len); build_header(linker, table_data, (void *)(table_data->data + table_data->len - dsdt->buf->len), - "DSDT", dsdt->buf->len, 1, x86ms->oem_id, x86ms->oem_table_id); + "DSDT", dsdt->buf->len, 1, &x86ms->bld_oem); free_aml_allocator(); } static void -build_hpet(GArray *table_data, BIOSLinker *linker, const char *oem_id, - const char *oem_table_id) +build_hpet(GArray *table_data, BIOSLinker *linker, AcpiBuildOem *bld_oem) { Acpi20Hpet *hpet; int hpet_start = table_data->len; @@ -1854,13 +1854,13 @@ build_hpet(GArray *table_data, BIOSLinker *linker, const char *oem_id, hpet->addr.address = cpu_to_le64(HPET_BASE); build_header(linker, table_data, (void *)(table_data->data + hpet_start), - "HPET", sizeof(*hpet), 1, oem_id, oem_table_id); + "HPET", sizeof(*hpet), 1, bld_oem); } #ifdef CONFIG_TPM static void build_tpm_tcpa(GArray *table_data, BIOSLinker *linker, GArray *tcpalog, - const char *oem_id, const char *oem_table_id) + AcpiBuildOem *bld_oem) { int tcpa_start = table_data->len; Acpi20Tcpa *tcpa = acpi_data_push(table_data, sizeof *tcpa); @@ -1882,7 +1882,7 @@ build_tpm_tcpa(GArray *table_data, BIOSLinker *linker, GArray *tcpalog, build_header(linker, table_data, (void *)(table_data->data + tcpa_start), - "TCPA", sizeof(*tcpa), 2, oem_id, oem_table_id); + "TCPA", sizeof(*tcpa), 2, bld_oem); } #endif @@ -2018,8 +2018,7 @@ build_srat(GArray *table_data, BIOSLinker *linker, MachineState *machine) build_header(linker, table_data, (void *)(table_data->data + srat_start), "SRAT", - table_data->len - srat_start, 1, x86ms->oem_id, - x86ms->oem_table_id); + table_data->len - srat_start, 1, &x86ms->bld_oem); } /* @@ -2077,8 +2076,8 @@ dmar_host_bridges(Object *obj, void *opaque) * (version Oct. 2014 or later) */ static void -build_dmar_q35(GArray *table_data, BIOSLinker *linker, const char *oem_id, - const char *oem_table_id) +build_dmar_q35(GArray *table_data, BIOSLinker *linker, + AcpiBuildOem *bld_oem) { int dmar_start = table_data->len; @@ -2142,7 +2141,7 @@ build_dmar_q35(GArray *table_data, BIOSLinker *linker, const char *oem_id, } build_header(linker, table_data, (void *)(table_data->data + dmar_start), - "DMAR", table_data->len - dmar_start, 1, oem_id, oem_table_id); + "DMAR", table_data->len - dmar_start, 1, bld_oem); } /* @@ -2153,8 +2152,7 @@ build_dmar_q35(GArray *table_data, BIOSLinker *linker, const char *oem_id, * Helpful to speedup Windows guests and ignored by others. */ static void -build_waet(GArray *table_data, BIOSLinker *linker, const char *oem_id, - const char *oem_table_id) +build_waet(GArray *table_data, BIOSLinker *linker, AcpiBuildOem *bld_oem) { int waet_start = table_data->len; @@ -2170,7 +2168,7 @@ build_waet(GArray *table_data, BIOSLinker *linker, const char *oem_id, build_append_int_noprefix(table_data, 1 << 1 /* ACPI PM timer good */, 4); build_header(linker, table_data, (void *)(table_data->data + waet_start), - "WAET", table_data->len - waet_start, 1, oem_id, oem_table_id); + "WAET", table_data->len - waet_start, 1, bld_oem); } /* @@ -2272,8 +2270,8 @@ ivrs_host_bridges(Object *obj, void *opaque) } static void -build_amd_iommu(GArray *table_data, BIOSLinker *linker, const char *oem_id, - const char *oem_table_id) +build_amd_iommu(GArray *table_data, BIOSLinker *linker, + AcpiBuildOem *bld_oem) { int ivhd_table_len = 24; int iommu_start = table_data->len; @@ -2368,8 +2366,7 @@ build_amd_iommu(GArray *table_data, BIOSLinker *linker, const char *oem_id, } build_header(linker, table_data, (void *)(table_data->data + iommu_start), - "IVRS", table_data->len - iommu_start, 1, oem_id, - oem_table_id); + "IVRS", table_data->len - iommu_start, 1, bld_oem); } typedef @@ -2427,6 +2424,8 @@ void acpi_build(AcpiBuildTables *tables, MachineState *machine) GArray *tables_blob = tables->table_data; AcpiSlicOem slic_oem = { .id = NULL, .table_id = NULL }; Object *vmgenid_dev; + AcpiBuildOem slic_bld_oem; + AcpiBuildOem *bld_oem; char *oem_id; char *oem_table_id; @@ -2438,15 +2437,18 @@ void acpi_build(AcpiBuildTables *tables, MachineState *machine) if (slic_oem.id) { oem_id = slic_oem.id; } else { - oem_id = x86ms->oem_id; + oem_id = x86ms->bld_oem.oem_id; } if (slic_oem.table_id) { oem_table_id = slic_oem.table_id; } else { - oem_table_id = x86ms->oem_table_id; + oem_table_id = x86ms->bld_oem.oem_table_id; } + ACPI_BUILD_OEM_INIT(&slic_bld_oem, oem_id, oem_table_id); + bld_oem = &x86ms->bld_oem; + table_offsets = g_array_new(false, true /* clear */, sizeof(uint32_t)); ACPI_BUILD_DPRINTF("init ACPI tables\n"); @@ -2480,36 +2482,34 @@ void acpi_build(AcpiBuildTables *tables, MachineState *machine) pm.fadt.facs_tbl_offset = &facs; pm.fadt.dsdt_tbl_offset = &dsdt; pm.fadt.xdsdt_tbl_offset = &dsdt; - build_fadt(tables_blob, tables->linker, &pm.fadt, oem_id, oem_table_id); + build_fadt(tables_blob, tables->linker, &pm.fadt, &slic_bld_oem); aml_len += tables_blob->len - fadt; acpi_add_table(table_offsets, tables_blob); acpi_build_madt(tables_blob, tables->linker, x86ms, - ACPI_DEVICE_IF(x86ms->acpi_dev), x86ms->oem_id, - x86ms->oem_table_id); + ACPI_DEVICE_IF(x86ms->acpi_dev), bld_oem); vmgenid_dev = find_vmgenid_dev(); if (vmgenid_dev) { acpi_add_table(table_offsets, tables_blob); vmgenid_build_acpi(VMGENID(vmgenid_dev), tables_blob, - tables->vmgenid, tables->linker, x86ms->oem_id); + tables->vmgenid, tables->linker, bld_oem); } if (misc.has_hpet) { acpi_add_table(table_offsets, tables_blob); - build_hpet(tables_blob, tables->linker, x86ms->oem_id, - x86ms->oem_table_id); + build_hpet(tables_blob, tables->linker, bld_oem); } #ifdef CONFIG_TPM if (misc.tpm_version != TPM_VERSION_UNSPEC) { if (misc.tpm_version == TPM_VERSION_1_2) { acpi_add_table(table_offsets, tables_blob); build_tpm_tcpa(tables_blob, tables->linker, tables->tcpalog, - x86ms->oem_id, x86ms->oem_table_id); + bld_oem); } else { /* TPM_VERSION_2_0 */ acpi_add_table(table_offsets, tables_blob); build_tpm2(tables_blob, tables->linker, tables->tcpalog, - x86ms->oem_id, x86ms->oem_table_id); + bld_oem); } } #endif @@ -2518,40 +2518,36 @@ void acpi_build(AcpiBuildTables *tables, MachineState *machine) build_srat(tables_blob, tables->linker, machine); if (machine->numa_state->have_numa_distance) { acpi_add_table(table_offsets, tables_blob); - build_slit(tables_blob, tables->linker, machine, x86ms->oem_id, - x86ms->oem_table_id); + build_slit(tables_blob, tables->linker, machine, bld_oem); } if (machine->numa_state->hmat_enabled) { acpi_add_table(table_offsets, tables_blob); build_hmat(tables_blob, tables->linker, machine->numa_state, - x86ms->oem_id, x86ms->oem_table_id); + bld_oem); } } if (acpi_get_mcfg(&mcfg)) { acpi_add_table(table_offsets, tables_blob); - build_mcfg(tables_blob, tables->linker, &mcfg, x86ms->oem_id, - x86ms->oem_table_id); + build_mcfg(tables_blob, tables->linker, &mcfg, bld_oem); } if (x86_iommu_get_default()) { IommuType IOMMUType = x86_iommu_get_type(); if (IOMMUType == TYPE_AMD) { acpi_add_table(table_offsets, tables_blob); - build_amd_iommu(tables_blob, tables->linker, x86ms->oem_id, - x86ms->oem_table_id); + build_amd_iommu(tables_blob, tables->linker, bld_oem); } else if (IOMMUType == TYPE_INTEL) { acpi_add_table(table_offsets, tables_blob); - build_dmar_q35(tables_blob, tables->linker, x86ms->oem_id, - x86ms->oem_table_id); + build_dmar_q35(tables_blob, tables->linker, bld_oem); } } if (machine->nvdimms_state->is_enabled) { nvdimm_build_acpi(table_offsets, tables_blob, tables->linker, machine->nvdimms_state, machine->ram_slots, - x86ms->oem_id, x86ms->oem_table_id); + bld_oem); } acpi_add_table(table_offsets, tables_blob); - build_waet(tables_blob, tables->linker, x86ms->oem_id, x86ms->oem_table_id); + build_waet(tables_blob, tables->linker, bld_oem); /* Add tables supplied by user (if any) */ for (u = acpi_table_first(); u; u = acpi_table_next(u)) { @@ -2564,13 +2560,13 @@ void acpi_build(AcpiBuildTables *tables, MachineState *machine) /* RSDT is pointed to by RSDP */ rsdt = tables_blob->len; build_rsdt(tables_blob, tables->linker, table_offsets, - oem_id, oem_table_id); + &slic_bld_oem); /* RSDP is in FSEG memory, so allocate it separately */ { AcpiRsdpData rsdp_data = { .revision = 0, - .oem_id = x86ms->oem_id, + .oem_id = bld_oem->oem_id, .xsdt_tbl_offset = NULL, .rsdt_tbl_offset = &rsdt, }; diff --git a/hw/i386/acpi-common.c b/hw/i386/acpi-common.c index 1f5947fcf9..bd768d4b43 100644 --- a/hw/i386/acpi-common.c +++ b/hw/i386/acpi-common.c @@ -73,7 +73,7 @@ void pc_madt_cpu_entry(AcpiDeviceIf *adev, int uid, void acpi_build_madt(GArray *table_data, BIOSLinker *linker, X86MachineState *x86ms, AcpiDeviceIf *adev, - const char *oem_id, const char *oem_table_id) + AcpiBuildOem *bld_oem) { MachineClass *mc = MACHINE_GET_CLASS(x86ms); const CPUArchIdList *apic_ids = mc->possible_cpu_arch_ids(MACHINE(x86ms)); @@ -158,6 +158,6 @@ void acpi_build_madt(GArray *table_data, BIOSLinker *linker, build_header(linker, table_data, (void *)(table_data->data + madt_start), "APIC", - table_data->len - madt_start, 1, oem_id, oem_table_id); + table_data->len - madt_start, 1, bld_oem); } diff --git a/hw/i386/acpi-microvm.c b/hw/i386/acpi-microvm.c index 1a0f77b911..cee3dfc249 100644 --- a/hw/i386/acpi-microvm.c +++ b/hw/i386/acpi-microvm.c @@ -148,7 +148,7 @@ build_dsdt_microvm(GArray *table_data, BIOSLinker *linker, g_array_append_vals(table_data, dsdt->buf->data, dsdt->buf->len); build_header(linker, table_data, (void *)(table_data->data + table_data->len - dsdt->buf->len), - "DSDT", dsdt->buf->len, 2, x86ms->oem_id, x86ms->oem_table_id); + "DSDT", dsdt->buf->len, 2, &x86ms->bld_oem); free_aml_allocator(); } @@ -200,24 +200,21 @@ static void acpi_build_microvm(AcpiBuildTables *tables, pmfadt.dsdt_tbl_offset = &dsdt; pmfadt.xdsdt_tbl_offset = &dsdt; acpi_add_table(table_offsets, tables_blob); - build_fadt(tables_blob, tables->linker, &pmfadt, x86ms->oem_id, - x86ms->oem_table_id); + build_fadt(tables_blob, tables->linker, &pmfadt, &x86ms->bld_oem); acpi_add_table(table_offsets, tables_blob); acpi_build_madt(tables_blob, tables->linker, X86_MACHINE(machine), - ACPI_DEVICE_IF(x86ms->acpi_dev), x86ms->oem_id, - x86ms->oem_table_id); + ACPI_DEVICE_IF(x86ms->acpi_dev), &x86ms->bld_oem); xsdt = tables_blob->len; - build_xsdt(tables_blob, tables->linker, table_offsets, x86ms->oem_id, - x86ms->oem_table_id); + build_xsdt(tables_blob, tables->linker, table_offsets, &x86ms->bld_oem); /* RSDP is in FSEG memory, so allocate it separately */ { AcpiRsdpData rsdp_data = { /* ACPI 2.0: 5.2.4.3 RSDP Structure */ .revision = 2, /* xsdt needs v2 */ - .oem_id = x86ms->oem_id, + .oem_id = x86ms->bld_oem.oem_id, .xsdt_tbl_offset = &xsdt, .rsdt_tbl_offset = NULL, }; diff --git a/hw/i386/x86.c b/hw/i386/x86.c index 00448ed55a..7495a7fa74 100644 --- a/hw/i386/x86.c +++ b/hw/i386/x86.c @@ -1205,7 +1205,7 @@ static char *x86_machine_get_oem_id(Object *obj, Error **errp) { X86MachineState *x86ms = X86_MACHINE(obj); - return g_strdup(x86ms->oem_id); + return g_strdup(x86ms->bld_oem.oem_id); } static void x86_machine_set_oem_id(Object *obj, const char *value, Error **errp) @@ -1213,21 +1213,20 @@ static void x86_machine_set_oem_id(Object *obj, const char *value, Error **errp) X86MachineState *x86ms = X86_MACHINE(obj); size_t len = strlen(value); - if (len > 6) { + if (len > ACPI_BUILD_OEM_ID_SIZE) { error_setg(errp, "User specified "X86_MACHINE_OEM_ID" value is bigger than " "6 bytes in size"); return; } - - strncpy(x86ms->oem_id, value, 6); + ACPI_BUILD_OEM_SET_ID(&x86ms->bld_oem, value); } static char *x86_machine_get_oem_table_id(Object *obj, Error **errp) { X86MachineState *x86ms = X86_MACHINE(obj); - return g_strdup(x86ms->oem_table_id); + return g_strdup(x86ms->bld_oem.oem_table_id); } static void x86_machine_set_oem_table_id(Object *obj, const char *value, @@ -1236,14 +1235,13 @@ static void x86_machine_set_oem_table_id(Object *obj, const char *value, X86MachineState *x86ms = X86_MACHINE(obj); size_t len = strlen(value); - if (len > 8) { + if (len > ACPI_BUILD_OEM_TABLE_ID_SIZE) { error_setg(errp, "User specified "X86_MACHINE_OEM_TABLE_ID - " value is bigger than " - "8 bytes in size"); + " value is bigger than 8 bytes in size"); return; } - strncpy(x86ms->oem_table_id, value, 8); + ACPI_BUILD_OEM_SET_TABLE_ID(&x86ms->bld_oem, value); } static void x86_machine_get_bus_lock_ratelimit(Object *obj, Visitor *v, @@ -1270,9 +1268,8 @@ static void x86_machine_initfn(Object *obj) x86ms->smm = ON_OFF_AUTO_AUTO; x86ms->acpi = ON_OFF_AUTO_AUTO; x86ms->pci_irq_mask = ACPI_BUILD_PCI_IRQS; - x86ms->oem_id = g_strndup(ACPI_BUILD_APPNAME6, 6); - x86ms->oem_table_id = g_strndup(ACPI_BUILD_APPNAME8, 8); x86ms->bus_lock_ratelimit = 0; + ACPI_BUILD_OEM_INIT_DEFAULT(&x86ms->bld_oem); } static void x86_machine_class_init(ObjectClass *oc, void *data) -- 2.31.1