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ACPICA/ARM: ACPI 5.1: Update for GTDT table changes. 

New fields and new subtables. Tomasz Nowicki.

Signed-off-by: Tomasz Nowicki <tomasz.nowicki@linaro.org>
Signed-off-by: Hanjun Guo <hanjun.guo@linaro.org>
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:
Tomasz Nowicki 2014-07-30 12:21:58 +08:00 committed by Rafael J. Wysocki
parent d0c383e48d
commit 54ea4247d3
1 changed files with 78 additions and 15 deletions
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93
include/acpi/actbl3.h
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@ -241,33 +241,96 @@ struct acpi_s3pt_suspend {
/*******************************************************************************
*
* GTDT - Generic Timer Description Table (ACPI 5.0)
* Version 1
* GTDT - Generic Timer Description Table (ACPI 5.1)
* Version 2
*
******************************************************************************/
struct acpi_table_gtdt {
struct acpi_table_header header; /* Common ACPI table header */
u64 address;
u32 flags;
u32 secure_pl1_interrupt;
u32 secure_pl1_flags;
u32 non_secure_pl1_interrupt;
u32 non_secure_pl1_flags;
u64 counter_block_addresss;
u32 reserved;
u32 secure_el1_interrupt;
u32 secure_el1_flags;
u32 non_secure_el1_interrupt;
u32 non_secure_el1_flags;
u32 virtual_timer_interrupt;
u32 virtual_timer_flags;
u32 non_secure_pl2_interrupt;
u32 non_secure_pl2_flags;
u32 non_secure_el2_interrupt;
u32 non_secure_el2_flags;
u64 counter_read_block_address;
u32 platform_timer_count;
u32 platform_timer_offset;
};
/* Values for Flags field above */
/* Flag Definitions: Timer Block Physical Timers and Virtual timers */
#define ACPI_GTDT_MAPPED_BLOCK_PRESENT 1
#define ACPI_GTDT_INTERRUPT_MODE (1)
#define ACPI_GTDT_INTERRUPT_POLARITY (1<<1)
#define ACPI_GTDT_ALWAYS_ON (1<<2)
/* Values for all "TimerFlags" fields above */
/* Common GTDT subtable header */
#define ACPI_GTDT_INTERRUPT_MODE 1
#define ACPI_GTDT_INTERRUPT_POLARITY 2
struct acpi_gtdt_header {
u8 type;
u16 length;
};
/* Values for GTDT subtable type above */
enum acpi_gtdt_type {
ACPI_GTDT_TYPE_TIMER_BLOCK = 0,
ACPI_GTDT_TYPE_WATCHDOG = 1,
ACPI_GTDT_TYPE_RESERVED = 2 /* 2 and greater are reserved */
};
/* GTDT Subtables, correspond to Type in struct acpi_gtdt_header */
/* 0: Generic Timer Block */
struct acpi_gtdt_timer_block {
struct acpi_gtdt_header header;
u8 reserved;
u64 block_address;
u32 timer_count;
u32 timer_offset;
};
/* Timer Sub-Structure, one per timer */
struct acpi_gtdt_timer_entry {
u8 frame_number;
u8 reserved[3];
u64 base_address;
u64 el0_base_address;
u32 timer_interrupt;
u32 timer_flags;
u32 virtual_timer_interrupt;
u32 virtual_timer_flags;
u32 common_flags;
};
/* Flag Definitions: common_flags above */
#define ACPI_GTDT_GT_IS_SECURE_TIMER (1)
#define ACPI_GTDT_GT_ALWAYS_ON (1<<1)
/* 1: SBSA Generic Watchdog Structure */
struct acpi_gtdt_watchdog {
struct acpi_gtdt_header header;
u8 reserved;
u64 refresh_frame_address;
u64 control_frame_address;
u32 timer_interrupt;
u32 timer_flags;
};
/* Flag Definitions: timer_flags above */
#define ACPI_GTDT_WATCHDOG_IRQ_MODE (1)
#define ACPI_GTDT_WATCHDOG_IRQ_POLARITY (1<<1)
#define ACPI_GTDT_WATCHDOG_SECURE (1<<2)
/*******************************************************************************
*