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>
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1 changed files with 78 additions and 15 deletions
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@ -241,33 +241,96 @@ struct acpi_s3pt_suspend {
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/*******************************************************************************
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*
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* GTDT - Generic Timer Description Table (ACPI 5.0)
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* Version 1
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* GTDT - Generic Timer Description Table (ACPI 5.1)
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* Version 2
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*
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******************************************************************************/
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struct acpi_table_gtdt {
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struct acpi_table_header header; /* Common ACPI table header */
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u64 address;
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u32 flags;
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u32 secure_pl1_interrupt;
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u32 secure_pl1_flags;
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u32 non_secure_pl1_interrupt;
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u32 non_secure_pl1_flags;
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u64 counter_block_addresss;
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u32 reserved;
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u32 secure_el1_interrupt;
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u32 secure_el1_flags;
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u32 non_secure_el1_interrupt;
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u32 non_secure_el1_flags;
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u32 virtual_timer_interrupt;
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u32 virtual_timer_flags;
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u32 non_secure_pl2_interrupt;
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u32 non_secure_pl2_flags;
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u32 non_secure_el2_interrupt;
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u32 non_secure_el2_flags;
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u64 counter_read_block_address;
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u32 platform_timer_count;
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u32 platform_timer_offset;
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};
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/* Values for Flags field above */
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/* Flag Definitions: Timer Block Physical Timers and Virtual timers */
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#define ACPI_GTDT_MAPPED_BLOCK_PRESENT 1
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#define ACPI_GTDT_INTERRUPT_MODE (1)
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#define ACPI_GTDT_INTERRUPT_POLARITY (1<<1)
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#define ACPI_GTDT_ALWAYS_ON (1<<2)
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/* Values for all "TimerFlags" fields above */
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/* Common GTDT subtable header */
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#define ACPI_GTDT_INTERRUPT_MODE 1
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#define ACPI_GTDT_INTERRUPT_POLARITY 2
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struct acpi_gtdt_header {
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u8 type;
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u16 length;
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};
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/* Values for GTDT subtable type above */
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enum acpi_gtdt_type {
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ACPI_GTDT_TYPE_TIMER_BLOCK = 0,
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ACPI_GTDT_TYPE_WATCHDOG = 1,
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ACPI_GTDT_TYPE_RESERVED = 2 /* 2 and greater are reserved */
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};
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/* GTDT Subtables, correspond to Type in struct acpi_gtdt_header */
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/* 0: Generic Timer Block */
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struct acpi_gtdt_timer_block {
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struct acpi_gtdt_header header;
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u8 reserved;
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u64 block_address;
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u32 timer_count;
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u32 timer_offset;
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};
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/* Timer Sub-Structure, one per timer */
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struct acpi_gtdt_timer_entry {
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u8 frame_number;
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u8 reserved[3];
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u64 base_address;
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u64 el0_base_address;
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u32 timer_interrupt;
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u32 timer_flags;
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u32 virtual_timer_interrupt;
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u32 virtual_timer_flags;
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u32 common_flags;
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};
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/* Flag Definitions: common_flags above */
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#define ACPI_GTDT_GT_IS_SECURE_TIMER (1)
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#define ACPI_GTDT_GT_ALWAYS_ON (1<<1)
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/* 1: SBSA Generic Watchdog Structure */
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struct acpi_gtdt_watchdog {
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struct acpi_gtdt_header header;
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u8 reserved;
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u64 refresh_frame_address;
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u64 control_frame_address;
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u32 timer_interrupt;
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u32 timer_flags;
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};
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/* Flag Definitions: timer_flags above */
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#define ACPI_GTDT_WATCHDOG_IRQ_MODE (1)
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#define ACPI_GTDT_WATCHDOG_IRQ_POLARITY (1<<1)
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#define ACPI_GTDT_WATCHDOG_SECURE (1<<2)
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/*******************************************************************************
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*
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