diff options
Diffstat (limited to 'PcAtChipsetPkg/PcatRealTimeClockRuntimeDxe/PcRtc.h')
| -rw-r--r-- | PcAtChipsetPkg/PcatRealTimeClockRuntimeDxe/PcRtc.h | 102 |
1 files changed, 50 insertions, 52 deletions
diff --git a/PcAtChipsetPkg/PcatRealTimeClockRuntimeDxe/PcRtc.h b/PcAtChipsetPkg/PcatRealTimeClockRuntimeDxe/PcRtc.h index d5fe17965c..7e0e98fbcc 100644 --- a/PcAtChipsetPkg/PcatRealTimeClockRuntimeDxe/PcRtc.h +++ b/PcAtChipsetPkg/PcatRealTimeClockRuntimeDxe/PcRtc.h @@ -8,11 +8,9 @@ SPDX-License-Identifier: BSD-2-Clause-Patent **/
-
#ifndef _RTC_H_
#define _RTC_H_
-
#include <Uefi.h>
#include <Guid/Acpi.h>
@@ -33,10 +31,10 @@ SPDX-License-Identifier: BSD-2-Clause-Patent #include <Library/ReportStatusCodeLib.h>
typedef struct {
- EFI_LOCK RtcLock;
- INT16 SavedTimeZone;
- UINT8 Daylight;
- UINT8 CenturyRtcAddress;
+ EFI_LOCK RtcLock;
+ INT16 SavedTimeZone;
+ UINT8 Daylight;
+ UINT8 CenturyRtcAddress;
} PC_RTC_MODULE_GLOBALS;
extern PC_RTC_MODULE_GLOBALS mModuleGlobal;
@@ -62,73 +60,73 @@ extern PC_RTC_MODULE_GLOBALS mModuleGlobal; // Date and time initial values.
// They are used if the RTC values are invalid during driver initialization
//
-#define RTC_INIT_SECOND 0
-#define RTC_INIT_MINUTE 0
-#define RTC_INIT_HOUR 0
-#define RTC_INIT_DAY 1
-#define RTC_INIT_MONTH 1
+#define RTC_INIT_SECOND 0
+#define RTC_INIT_MINUTE 0
+#define RTC_INIT_HOUR 0
+#define RTC_INIT_DAY 1
+#define RTC_INIT_MONTH 1
#pragma pack(1)
//
// Register A
//
typedef struct {
- UINT8 Rs : 4; // Rate Selection Bits
- UINT8 Dv : 3; // Divisor
- UINT8 Uip : 1; // Update in progress
+ UINT8 Rs : 4; // Rate Selection Bits
+ UINT8 Dv : 3; // Divisor
+ UINT8 Uip : 1; // Update in progress
} RTC_REGISTER_A_BITS;
typedef union {
- RTC_REGISTER_A_BITS Bits;
- UINT8 Data;
+ RTC_REGISTER_A_BITS Bits;
+ UINT8 Data;
} RTC_REGISTER_A;
//
// Register B
//
typedef struct {
- UINT8 Dse : 1; // 0 - Daylight saving disabled 1 - Daylight savings enabled
- UINT8 Mil : 1; // 0 - 12 hour mode 1 - 24 hour mode
- UINT8 Dm : 1; // 0 - BCD Format 1 - Binary Format
- UINT8 Sqwe : 1; // 0 - Disable SQWE output 1 - Enable SQWE output
- UINT8 Uie : 1; // 0 - Update INT disabled 1 - Update INT enabled
- UINT8 Aie : 1; // 0 - Alarm INT disabled 1 - Alarm INT Enabled
- UINT8 Pie : 1; // 0 - Periodic INT disabled 1 - Periodic INT Enabled
- UINT8 Set : 1; // 0 - Normal operation. 1 - Updates inhibited
+ UINT8 Dse : 1; // 0 - Daylight saving disabled 1 - Daylight savings enabled
+ UINT8 Mil : 1; // 0 - 12 hour mode 1 - 24 hour mode
+ UINT8 Dm : 1; // 0 - BCD Format 1 - Binary Format
+ UINT8 Sqwe : 1; // 0 - Disable SQWE output 1 - Enable SQWE output
+ UINT8 Uie : 1; // 0 - Update INT disabled 1 - Update INT enabled
+ UINT8 Aie : 1; // 0 - Alarm INT disabled 1 - Alarm INT Enabled
+ UINT8 Pie : 1; // 0 - Periodic INT disabled 1 - Periodic INT Enabled
+ UINT8 Set : 1; // 0 - Normal operation. 1 - Updates inhibited
} RTC_REGISTER_B_BITS;
typedef union {
- RTC_REGISTER_B_BITS Bits;
- UINT8 Data;
+ RTC_REGISTER_B_BITS Bits;
+ UINT8 Data;
} RTC_REGISTER_B;
//
// Register C
//
typedef struct {
- UINT8 Reserved : 4; // Read as zero. Can not be written.
- UINT8 Uf : 1; // Update End Interrupt Flag
- UINT8 Af : 1; // Alarm Interrupt Flag
- UINT8 Pf : 1; // Periodic Interrupt Flag
- UINT8 Irqf : 1; // Interrupt Request Flag = PF & PIE | AF & AIE | UF & UIE
+ UINT8 Reserved : 4; // Read as zero. Can not be written.
+ UINT8 Uf : 1; // Update End Interrupt Flag
+ UINT8 Af : 1; // Alarm Interrupt Flag
+ UINT8 Pf : 1; // Periodic Interrupt Flag
+ UINT8 Irqf : 1; // Interrupt Request Flag = PF & PIE | AF & AIE | UF & UIE
} RTC_REGISTER_C_BITS;
typedef union {
- RTC_REGISTER_C_BITS Bits;
- UINT8 Data;
+ RTC_REGISTER_C_BITS Bits;
+ UINT8 Data;
} RTC_REGISTER_C;
//
// Register D
//
typedef struct {
- UINT8 Reserved : 7; // Read as zero. Can not be written.
- UINT8 Vrt : 1; // Valid RAM and Time
+ UINT8 Reserved : 7; // Read as zero. Can not be written.
+ UINT8 Vrt : 1; // Valid RAM and Time
} RTC_REGISTER_D_BITS;
typedef union {
- RTC_REGISTER_D_BITS Bits;
- UINT8 Data;
+ RTC_REGISTER_D_BITS Bits;
+ UINT8 Data;
} RTC_REGISTER_D;
#pragma pack()
@@ -180,9 +178,9 @@ PcRtcSetTime ( **/
EFI_STATUS
PcRtcGetTime (
- OUT EFI_TIME *Time,
- OUT EFI_TIME_CAPABILITIES *Capabilities OPTIONAL,
- IN PC_RTC_MODULE_GLOBALS *Global
+ OUT EFI_TIME *Time,
+ OUT EFI_TIME_CAPABILITIES *Capabilities OPTIONAL,
+ IN PC_RTC_MODULE_GLOBALS *Global
);
/**
@@ -225,10 +223,10 @@ PcRtcSetWakeupTime ( **/
EFI_STATUS
PcRtcGetWakeupTime (
- OUT BOOLEAN *Enabled,
- OUT BOOLEAN *Pending,
- OUT EFI_TIME *Time,
- IN PC_RTC_MODULE_GLOBALS *Global
+ OUT BOOLEAN *Enabled,
+ OUT BOOLEAN *Pending,
+ OUT EFI_TIME *Time,
+ IN PC_RTC_MODULE_GLOBALS *Global
);
/**
@@ -247,8 +245,8 @@ PcRtcGetWakeupTime ( EFI_STATUS
EFIAPI
InitializePcRtc (
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
);
/**
@@ -262,7 +260,7 @@ InitializePcRtc ( **/
EFI_STATUS
RtcTimeFieldsValid (
- IN EFI_TIME *Time
+ IN EFI_TIME *Time
);
/**
@@ -282,7 +280,6 @@ ConvertEfiTimeToRtcTime ( IN RTC_REGISTER_B RegisterB
);
-
/**
Converts time read from RTC to EFI_TIME format defined by UEFI spec.
@@ -316,7 +313,7 @@ ConvertRtcTimeToEfiTime ( **/
EFI_STATUS
RtcWaitToUpdate (
- UINTN Timeout
+ UINTN Timeout
);
/**
@@ -342,7 +339,7 @@ DayValid ( **/
BOOLEAN
IsLeapYear (
- IN EFI_TIME *Time
+ IN EFI_TIME *Time
);
/**
@@ -368,7 +365,8 @@ GetCenturyRtcAddress ( VOID
EFIAPI
PcRtcAcpiTableChangeCallback (
- IN EFI_EVENT Event,
- IN VOID *Context
+ IN EFI_EVENT Event,
+ IN VOID *Context
);
+
#endif
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