diff options
| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2019-07-14 19:23:56 +0300 |
|---|---|---|
| committer | Bin Meng <bmeng.cn@gmail.com> | 2019-08-09 22:24:02 +0800 |
| commit | eef30079454c744ad1c9d4202ac2e4066986ffec (patch) | |
| tree | 16e2a02f1da9480a2f40be21659e776ab3dd6b0e /arch/x86 | |
| parent | 68d70a1cf6f0d4f7f013af1652b1525042f38daf (diff) | |
x86: acpi: Add CSRT description
Add CSRT [1] description as it provided in Linux kernel.
[1]: http://www.uefi.org/sites/default/files/resources/CSRT%20v2.pdf
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/include/asm/acpi_table.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/x86/include/asm/acpi_table.h b/arch/x86/include/asm/acpi_table.h index e3b65cff66..a70abd5d75 100644 --- a/arch/x86/include/asm/acpi_table.h +++ b/arch/x86/include/asm/acpi_table.h @@ -303,6 +303,37 @@ struct acpi_mcfg_mmconfig { /* ACPI global NVS structure */ struct acpi_global_nvs; +/* CSRT (Core System Resource Table) */ +struct acpi_csrt { + struct acpi_table_header header; +}; + +struct acpi_csrt_group { + u32 length; + u32 vendor_id; + u32 subvendor_id; + u16 device_id; + u16 subdevice_id; + u16 revision; + u16 reserved; + u32 shared_info_length; +}; + +struct acpi_csrt_shared_info { + u16 major_version; + u16 minor_version; + u32 mmio_base_low; + u32 mmio_base_high; + u32 gsi_interrupt; + u8 interrupt_polarity; + u8 interrupt_mode; + u8 num_channels; + u8 dma_address_width; + u16 base_request_line; + u16 num_handshake_signals; + u32 max_block_size; +}; + /* DBG2 definitions are partially used for SPCR interface_type */ /* Types for port_type field */ |