[U-Boot] [PATCH v2 1/4] x86: acpi: Add CSRT description

Andy Shevchenko
2019-07-14T16:23:56Z

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>
---
arch/x86/include/asm/acpi_table.h | 31 +++++++++++++++++++++++++++++++
1 file changed, 31 insertions(+)

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 */
--
2.20.1