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| author | David E. Box <david.e.box@linux.intel.com> | 2017-06-05 11:39:08 +0300 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2017-06-12 15:58:39 +0300 |
| commit | c7a1dfb95e43d4edce4caf35b98db6a5868d6ea7 (patch) | |
| tree | 8662faeb8ff50264701448b27d06c37291dd174f /include/acpi/actbl3.h | |
| parent | bff7f90bbe75ae37ba83e4e6566f686e19b99adc (diff) | |
| download | linux-c7a1dfb95e43d4edce4caf35b98db6a5868d6ea7.tar.xz | |
ACPICA: Add support for new PCCT subtables
ACPICA commit e7b817e3c405a4fb9ae9ee7ae4992b8c1f20d284
Extended PCC Subspaces (types 3 and 4)
Link: https://github.com/acpica/acpica/commit/e7b817e3
Signed-off-by: David E. Box <david.e.box@linux.intel.com>
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>
Diffstat (limited to 'include/acpi/actbl3.h')
| -rw-r--r-- | include/acpi/actbl3.h | 77 |
1 files changed, 72 insertions, 5 deletions
diff --git a/include/acpi/actbl3.h b/include/acpi/actbl3.h index dc6de4e58dd8..5bde2e700530 100644 --- a/include/acpi/actbl3.h +++ b/include/acpi/actbl3.h @@ -467,7 +467,7 @@ struct acpi_mpst_shared { /******************************************************************************* * * PCCT - Platform Communications Channel Table (ACPI 5.0) - * Version 1 + * Version 2 (ACPI 6.2) * ******************************************************************************/ @@ -487,7 +487,9 @@ enum acpi_pcct_type { ACPI_PCCT_TYPE_GENERIC_SUBSPACE = 0, ACPI_PCCT_TYPE_HW_REDUCED_SUBSPACE = 1, ACPI_PCCT_TYPE_HW_REDUCED_SUBSPACE_TYPE2 = 2, /* ACPI 6.1 */ - ACPI_PCCT_TYPE_RESERVED = 3 /* 3 and greater are reserved */ + ACPI_PCCT_TYPE_EXT_PCC_MASTER_SUBSPACE = 3, /* ACPI 6.2 */ + ACPI_PCCT_TYPE_EXT_PCC_SLAVE_SUBSPACE = 4, /* ACPI 6.2 */ + ACPI_PCCT_TYPE_RESERVED = 5 /* 5 and greater are reserved */ }; /* @@ -513,7 +515,7 @@ struct acpi_pcct_subspace { struct acpi_pcct_hw_reduced { struct acpi_subtable_header header; - u32 doorbell_interrupt; + u32 platform_interrupt; u8 flags; u8 reserved; u64 base_address; @@ -530,7 +532,7 @@ struct acpi_pcct_hw_reduced { struct acpi_pcct_hw_reduced_type2 { struct acpi_subtable_header header; - u32 doorbell_interrupt; + u32 platform_interrupt; u8 flags; u8 reserved; u64 base_address; @@ -541,11 +543,67 @@ struct acpi_pcct_hw_reduced_type2 { u32 latency; u32 max_access_rate; u16 min_turnaround_time; - struct acpi_generic_address doorbell_ack_register; + struct acpi_generic_address platform_ack_register; u64 ack_preserve_mask; u64 ack_write_mask; }; +/* 3: Extended PCC Master Subspace Type 3 (ACPI 6.2) */ + +struct acpi_pcct_ext_pcc_master { + struct acpi_subtable_header header; + u32 platform_interrupt; + u8 flags; + u8 reserved1; + u64 base_address; + u32 length; + struct acpi_generic_address doorbell_register; + u64 preserve_mask; + u64 write_mask; + u32 latency; + u32 max_access_rate; + u32 min_turnaround_time; + struct acpi_generic_address platform_ack_register; + u64 ack_preserve_mask; + u64 ack_set_mask; + u64 reserved2; + struct acpi_generic_address cmd_complete_register; + u64 cmd_complete_mask; + struct acpi_generic_address cmd_update_register; + u64 cmd_update_preserve_mask; + u64 cmd_update_set_mask; + struct acpi_generic_address error_status_register; + u64 error_status_mask; +}; + +/* 4: Extended PCC Slave Subspace Type 4 (ACPI 6.2) */ + +struct acpi_pcct_ext_pcc_slave { + struct acpi_subtable_header header; + u32 platform_interrupt; + u8 flags; + u8 reserved1; + u64 base_address; + u32 length; + struct acpi_generic_address doorbell_register; + u64 preserve_mask; + u64 write_mask; + u32 latency; + u32 max_access_rate; + u32 min_turnaround_time; + struct acpi_generic_address platform_ack_register; + u64 ack_preserve_mask; + u64 ack_set_mask; + u64 reserved2; + struct acpi_generic_address cmd_complete_register; + u64 cmd_complete_mask; + struct acpi_generic_address cmd_update_register; + u64 cmd_update_preserve_mask; + u64 cmd_update_set_mask; + struct acpi_generic_address error_status_register; + u64 error_status_mask; +}; + /* Values for doorbell flags above */ #define ACPI_PCCT_INTERRUPT_POLARITY (1) @@ -563,6 +621,15 @@ struct acpi_pcct_shared_memory { u16 status; }; +/* Extended PCC Subspace Shared Memory Region (ACPI 6.2) */ + +struct acpi_pcct_ext_pcc_shared_memory { + u32 signature; + u32 flags; + u32 length; + u32 command; +}; + /******************************************************************************* * * PMTT - Platform Memory Topology Table (ACPI 5.0) |