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acpi: support specified oem table id for build_header 

Let build_header() support specified OEM table id so that we can build
multiple SSDT later

If the oem table id is not specified (aka, NULL), we use the default id
instead as the previous behavior

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Xiao Guangrong <guangrong.xiao@linux.intel.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Xiao Guangrong 2015-12-02 15:20:57 +08:00 committed by Michael S. Tsirkin
parent 5c42eef243
commit 8870ca0e94
4 changed files with 30 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
hw/acpi/aml-build.c
View File

@ -1242,14 +1242,21 @@ Aml *aml_unicode(const char *str)
void
build_header(GArray *linker, GArray *table_data,
AcpiTableHeader *h, const char *sig, int len, uint8_t rev)
AcpiTableHeader *h, const char *sig, int len, uint8_t rev,
const char *oem_table_id)
{
memcpy(&h->signature, sig, 4);
h->length = cpu_to_le32(len);
h->revision = rev;
memcpy(h->oem_id, ACPI_BUILD_APPNAME6, 6);
memcpy(h->oem_table_id, ACPI_BUILD_APPNAME4, 4);
memcpy(h->oem_table_id + 4, sig, 4);
if (oem_table_id) {
strncpy((char *)h->oem_table_id, oem_table_id, sizeof(h->oem_table_id));
} else {
memcpy(h->oem_table_id, ACPI_BUILD_APPNAME4, 4);
memcpy(h->oem_table_id + 4, sig, 4);
}
h->oem_revision = cpu_to_le32(1);
memcpy(h->asl_compiler_id, ACPI_BUILD_APPNAME4, 4);
h->asl_compiler_revision = cpu_to_le32(1);
@ -1316,5 +1323,5 @@ build_rsdt(GArray *table_data, GArray *linker, GArray *table_offsets)
sizeof(uint32_t));
}
build_header(linker, table_data,
(void *)rsdt, "RSDT", rsdt_len, 1);
(void *)rsdt, "RSDT", rsdt_len, 1, NULL);
}

13
hw/arm/virt-acpi-build.c
View File

@ -423,7 +423,8 @@ build_spcr(GArray *table_data, GArray *linker, VirtGuestInfo *guest_info)
spcr->pci_device_id = 0xffff; /* PCI Device ID: not a PCI device */
spcr->pci_vendor_id = 0xffff; /* PCI Vendor ID: not a PCI device */
build_header(linker, table_data, (void *)spcr, "SPCR", sizeof(*spcr), 2);
build_header(linker, table_data, (void *)spcr, "SPCR", sizeof(*spcr), 2,
NULL);
}
static void
@ -442,7 +443,7 @@ build_mcfg(GArray *table_data, GArray *linker, VirtGuestInfo *guest_info)
mcfg->allocation[0].end_bus_number = (memmap[VIRT_PCIE_ECAM].size
/ PCIE_MMCFG_SIZE_MIN) - 1;
build_header(linker, table_data, (void *)mcfg, "MCFG", len, 1);
build_header(linker, table_data, (void *)mcfg, "MCFG", len, 1, NULL);
}
/* GTDT */
@ -468,7 +469,7 @@ build_gtdt(GArray *table_data, GArray *linker)
build_header(linker, table_data,
(void *)(table_data->data + gtdt_start), "GTDT",
table_data->len - gtdt_start, 2);
table_data->len - gtdt_start, 2, NULL);
}
/* MADT */
@ -530,7 +531,7 @@ build_madt(GArray *table_data, GArray *linker, VirtGuestInfo *guest_info,
build_header(linker, table_data,
(void *)(table_data->data + madt_start), "APIC",
table_data->len - madt_start, 3);
table_data->len - madt_start, 3, NULL);
}
/* FADT */
@ -555,7 +556,7 @@ build_fadt(GArray *table_data, GArray *linker, unsigned dsdt)
sizeof fadt->dsdt);
build_header(linker, table_data,
(void *)fadt, "FACP", sizeof(*fadt), 5);
(void *)fadt, "FACP", sizeof(*fadt), 5, NULL);
}
/* DSDT */
@ -591,7 +592,7 @@ build_dsdt(GArray *table_data, GArray *linker, VirtGuestInfo *guest_info)
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);
"DSDT", dsdt->buf->len, 2, NULL);
free_aml_allocator();
}

20
hw/i386/acpi-build.c
View File

@ -361,7 +361,7 @@ build_fadt(GArray *table_data, GArray *linker, AcpiPmInfo *pm,
fadt_setup(fadt, pm);
build_header(linker, table_data,
(void *)fadt, "FACP", sizeof(*fadt), 1);
(void *)fadt, "FACP", sizeof(*fadt), 1, NULL);
}
static void
@ -431,7 +431,7 @@ build_madt(GArray *table_data, GArray *linker, AcpiCpuInfo *cpu,
build_header(linker, table_data,
(void *)(table_data->data + madt_start), "APIC",
table_data->len - madt_start, 1);
table_data->len - madt_start, 1, NULL);
}
/* Assign BSEL property to all buses. In the future, this can be changed
@ -1374,7 +1374,7 @@ build_ssdt(GArray *table_data, GArray *linker,
g_array_append_vals(table_data, ssdt->buf->data, ssdt->buf->len);
build_header(linker, table_data,
(void *)(table_data->data + table_data->len - ssdt->buf->len),
"SSDT", ssdt->buf->len, 1);
"SSDT", ssdt->buf->len, 1, NULL);
free_aml_allocator();
}
@ -1390,7 +1390,7 @@ build_hpet(GArray *table_data, GArray *linker)
hpet->timer_block_id = cpu_to_le32(0x8086a201);
hpet->addr.address = cpu_to_le64(HPET_BASE);
build_header(linker, table_data,
(void *)hpet, "HPET", sizeof(*hpet), 1);
(void *)hpet, "HPET", sizeof(*hpet), 1, NULL);
}
static void
@ -1413,7 +1413,7 @@ build_tpm_tcpa(GArray *table_data, GArray *linker, GArray *tcpalog)
sizeof(tcpa->log_area_start_address));
build_header(linker, table_data,
(void *)tcpa, "TCPA", sizeof(*tcpa), 2);
(void *)tcpa, "TCPA", sizeof(*tcpa), 2, NULL);
acpi_data_push(tcpalog, TPM_LOG_AREA_MINIMUM_SIZE);
}
@ -1430,7 +1430,7 @@ build_tpm2(GArray *table_data, GArray *linker)
tpm2_ptr->start_method = cpu_to_le32(TPM2_START_METHOD_MMIO);
build_header(linker, table_data,
(void *)tpm2_ptr, "TPM2", sizeof(*tpm2_ptr), 4);
(void *)tpm2_ptr, "TPM2", sizeof(*tpm2_ptr), 4, NULL);
}
typedef enum {
@ -1544,7 +1544,7 @@ build_srat(GArray *table_data, GArray *linker, PcGuestInfo *guest_info)
build_header(linker, table_data,
(void *)(table_data->data + srat_start),
"SRAT",
table_data->len - srat_start, 1);
table_data->len - srat_start, 1, NULL);
}
static void
@ -1573,7 +1573,7 @@ build_mcfg_q35(GArray *table_data, GArray *linker, AcpiMcfgInfo *info)
} else {
sig = "MCFG";
}
build_header(linker, table_data, (void *)mcfg, sig, len, 1);
build_header(linker, table_data, (void *)mcfg, sig, len, 1, NULL);
}
static void
@ -1597,7 +1597,7 @@ build_dmar_q35(GArray *table_data, GArray *linker)
drhd->address = cpu_to_le64(Q35_HOST_BRIDGE_IOMMU_ADDR);
build_header(linker, table_data, (void *)(table_data->data + dmar_start),
"DMAR", table_data->len - dmar_start, 1);
"DMAR", table_data->len - dmar_start, 1, NULL);
}
static void
@ -1612,7 +1612,7 @@ build_dsdt(GArray *table_data, GArray *linker, AcpiMiscInfo *misc)
memset(dsdt, 0, sizeof *dsdt);
build_header(linker, table_data, dsdt, "DSDT",
misc->dsdt_size, 1);
misc->dsdt_size, 1, NULL);
}
static GArray *

3
include/hw/acpi/aml-build.h
View File

@ -310,7 +310,8 @@ Aml *aml_unicode(const char *str);
void
build_header(GArray *linker, GArray *table_data,
AcpiTableHeader *h, const char *sig, int len, uint8_t rev);
AcpiTableHeader *h, const char *sig, int len, uint8_t rev,
const char *oem_table_id);
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);