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ACPICA: ACPI 5.1: Update for PCCT table changes. 

One new subtable.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Bob Moore 2014-07-30 12:22:05 +08:00 committed by Rafael J. Wysocki
parent 54ea4247d3
commit 67a3d6203c
1 changed files with 24 additions and 1 deletions
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25
include/acpi/actbl3.h
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@ -448,7 +448,8 @@ struct acpi_table_pcct {
enum acpi_pcct_type {
ACPI_PCCT_TYPE_GENERIC_SUBSPACE = 0,
ACPI_PCCT_TYPE_RESERVED = 1 /* 1 and greater are reserved */
ACPI_PCCT_TYPE_HW_REDUCED_SUBSPACE = 1,
ACPI_PCCT_TYPE_RESERVED = 2 /* 2 and greater are reserved */
};
/*
@ -470,6 +471,28 @@ struct acpi_pcct_subspace {
u16 min_turnaround_time;
};
/* 1: HW-reduced Communications Subspace (ACPI 5.1) */
struct acpi_pcct_hw_reduced {
struct acpi_subtable_header header;
u32 doorbell_interrupt;
u8 flags;
u8 reserved;
u64 base_address;
u64 length;
struct acpi_generic_address doorbell_register;
u64 preserve_mask;
u64 write_mask;
u32 latency;
u32 max_access_rate;
u16 min_turnaround_time;
};
/* Values for doorbell flags above */
#define ACPI_PCCT_INTERRUPT_POLARITY (1)
#define ACPI_PCCT_INTERRUPT_MODE (1<<1)
/*
* PCC memory structures (not part of the ACPI table)
*/