diff options
| author | Simon Glass <sjg@chromium.org> | 2020-04-08 16:57:38 -0600 |
|---|---|---|
| committer | Bin Meng <bmeng.cn@gmail.com> | 2020-04-16 14:36:28 +0800 |
| commit | 91fe8b79f6912ab7622169bc1673e2df222e0b57 (patch) | |
| tree | ca9baeb3b60980b85c1982b8c3b0f22100987816 /include | |
| parent | 89c2798f1f2f690cdd269e38ef386ff720435816 (diff) | |
acpi: Add a central location for table version numbers
Each ACPI table has its own version number. Add the version numbers in a
single function so we can keep them consistent and easily see what
versions are supported.
Start a new acpi_table file in a generic directory to house this function.
We can move things over to this file from x86 as needed.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/acpi/acpi_table.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/include/acpi/acpi_table.h b/include/acpi/acpi_table.h index dd74895813..fdd7682c89 100644 --- a/include/acpi/acpi_table.h +++ b/include/acpi/acpi_table.h @@ -202,6 +202,26 @@ struct __packed acpi_fadt { struct acpi_gen_regaddr x_gpe1_blk; }; +/* FADT TABLE Revision values - note these do not match the ACPI revision */ +#define ACPI_FADT_REV_ACPI_1_0 1 +#define ACPI_FADT_REV_ACPI_2_0 3 +#define ACPI_FADT_REV_ACPI_3_0 4 +#define ACPI_FADT_REV_ACPI_4_0 4 +#define ACPI_FADT_REV_ACPI_5_0 5 +#define ACPI_FADT_REV_ACPI_6_0 6 + +/* MADT TABLE Revision values - note these do not match the ACPI revision */ +#define ACPI_MADT_REV_ACPI_3_0 2 +#define ACPI_MADT_REV_ACPI_4_0 3 +#define ACPI_MADT_REV_ACPI_5_0 3 +#define ACPI_MADT_REV_ACPI_6_0 5 + +#define ACPI_MCFG_REV_ACPI_3_0 1 + +/* IVRS Revision Field */ +#define IVRS_FORMAT_FIXED 0x01 /* Type 10h & 11h only */ +#define IVRS_FORMAT_MIXED 0x02 /* Type 10h, 11h, & 40h */ + /* FACS flags */ #define ACPI_FACS_S4BIOS_F BIT(0) #define ACPI_FACS_64BIT_WAKE_F BIT(1) @@ -391,6 +411,46 @@ struct __packed acpi_spcr { u32 reserved2; }; +/* Tables defined/reserved by ACPI and generated by U-Boot */ +enum acpi_tables { + ACPITAB_BERT, + ACPITAB_DBG2, + ACPITAB_DMAR, + ACPITAB_DSDT, + ACPITAB_ECDT, + ACPITAB_FACS, + ACPITAB_FADT, + ACPITAB_HEST, + ACPITAB_HPET, + ACPITAB_IVRS, + ACPITAB_MADT, + ACPITAB_MCFG, + ACPITAB_NHLT, + ACPITAB_RSDP, + ACPITAB_RSDT, + ACPITAB_SLIT, + ACPITAB_SPCR, + ACPITAB_SPMI, + ACPITAB_SRAT, + ACPITAB_SSDT, + ACPITAB_TCPA, + ACPITAB_TPM2, + ACPITAB_VFCT, + ACPITAB_XSDT, + + ACPITAB_COUNT, +}; + +/** + * acpi_get_table_revision() - Get the revision number generated for a table + * + * This keeps the version-number information in one place + * + * @table: ACPI table to check + * @return version number that U-Boot generates + */ +int acpi_get_table_revision(enum acpi_tables table); + #endif /* !__ACPI__*/ #include <asm/acpi_table.h> |