[edk2,edk2-platforms,v2,1/3] Hisilicon/D0x: Set ACPI GTDT always-on flag

Message ID 1520842578-95453-2-git-send-email-heyi.guo@linaro.org
State New
Headers show
Series
  • Fix SBSA test failures on D05
Related show

Commit Message

Guo Heyi March 12, 2018, 8:16 a.m.
From: Jason Zhang <zhangjinsong2@huawei.com>


Timer is always working on Hisilicon D0x, even system enters WFI/WFE,
and there is no other low power status, so we set "always-on" flag in
ACPI GTDT.

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Jason Zhang <zhangjinsong2@huawei.com>

Signed-off-by: Heyi Guo <heyi.guo@linaro.org>

Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Leif Lindholm <leif.lindholm@linaro.org>
Cc: Graeme Gregory <graeme.gregory@linaro.org>
---
 Silicon/Hisilicon/Hi1610/Hi1610AcpiTables/Gtdt.aslc | 3 ++-
 Silicon/Hisilicon/Hi1616/D05AcpiTables/Gtdt.aslc    | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

-- 
2.7.4

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Patch

diff --git a/Silicon/Hisilicon/Hi1610/Hi1610AcpiTables/Gtdt.aslc b/Silicon/Hisilicon/Hi1610/Hi1610AcpiTables/Gtdt.aslc
index 4c1050ae83b9..3feb99e88c88 100644
--- a/Silicon/Hisilicon/Hi1610/Hi1610AcpiTables/Gtdt.aslc
+++ b/Silicon/Hisilicon/Hi1610/Hi1610AcpiTables/Gtdt.aslc
@@ -40,8 +40,9 @@ 
 #define GTDT_TIMER_LEVEL_TRIGGERED  0
 #define GTDT_TIMER_ACTIVE_LOW       EFI_ACPI_6_1_GTDT_TIMER_FLAG_TIMER_INTERRUPT_POLARITY
 #define GTDT_TIMER_ACTIVE_HIGH      0
+#define GTDT_TIMER_ALWAYS_ON_CAPABILITY EFI_ACPI_6_1_GTDT_TIMER_FLAG_ALWAYS_ON_CAPABILITY
 
-#define GTDT_GTIMER_FLAGS           (GTDT_TIMER_ACTIVE_LOW | GTDT_TIMER_LEVEL_TRIGGERED)
+#define GTDT_GTIMER_FLAGS           (GTDT_TIMER_ALWAYS_ON_CAPABILITY | GTDT_TIMER_ACTIVE_LOW | GTDT_TIMER_LEVEL_TRIGGERED)
 
 #pragma pack (1)
 
diff --git a/Silicon/Hisilicon/Hi1616/D05AcpiTables/Gtdt.aslc b/Silicon/Hisilicon/Hi1616/D05AcpiTables/Gtdt.aslc
index 16e2c6a972ba..2a9d209c00f0 100644
--- a/Silicon/Hisilicon/Hi1616/D05AcpiTables/Gtdt.aslc
+++ b/Silicon/Hisilicon/Hi1616/D05AcpiTables/Gtdt.aslc
@@ -28,7 +28,7 @@ 
 #define GTDT_TIMER_ACTIVE_HIGH      0
 #define GTDT_TIMER_ALWAYS_ON_CAPABILITY EFI_ACPI_6_1_GTDT_TIMER_FLAG_ALWAYS_ON_CAPABILITY
 
-#define GTDT_GTIMER_FLAGS           (GTDT_TIMER_ACTIVE_LOW | GTDT_TIMER_LEVEL_TRIGGERED)
+#define GTDT_GTIMER_FLAGS           (GTDT_TIMER_ALWAYS_ON_CAPABILITY | GTDT_TIMER_ACTIVE_LOW | GTDT_TIMER_LEVEL_TRIGGERED)
 
 #pragma pack (1)