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EmbeddedPkg: Align RealTimeClock function headers with return values 

RealTimeClock is used to back the runtime services time functions,
so align the description of the function return values with the
defined values for these services as described in UEFI Spec 2.10.

REF: UEFI spec 2.10 section 8 Services ? Runtime Services

Cc: Leif Lindholm <quic_llindhol@quicinc.com>
Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>
Cc: Abner Chang <abner.chang@amd.com>
Signed-off-by: Suqiang Ren <suqiangx.ren@intel.com>
Reviewed-by: Abner Chang <abner.chang@amd.com>
Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>
This commit is contained in:
Suqiang Ren 2024-02-02 00:20:51 -08:00 committed by mergify[bot]
parent ef4d35d4ed
commit 844ead5bce
2 changed files with 30 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
EmbeddedPkg/Include/Library/RealTimeClockLib.h
View File

@ -23,6 +23,9 @@
@retval EFI_SUCCESS The operation completed successfully.
@retval EFI_INVALID_PARAMETER Time is NULL.
@retval EFI_DEVICE_ERROR The time could not be retrieved due to hardware error.
@retval EFI_UNSUPPORTED This call is not supported by this platform at the time the call is made.
The platform should describe this runtime service as unsupported at runtime
via an EFI_RT_PROPERTIES_TABLE configuration table.
**/
EFI_STATUS
@ -40,6 +43,9 @@ LibGetTime (
@retval EFI_SUCCESS The operation completed successfully.
@retval EFI_INVALID_PARAMETER A time field is out of range.
@retval EFI_DEVICE_ERROR The time could not be set due to hardware error.
@retval EFI_UNSUPPORTED This call is not supported by this platform at the time the call is made.
The platform should describe this runtime service as unsupported at runtime
via an EFI_RT_PROPERTIES_TABLE configuration table.
**/
EFI_STATUS
@ -56,8 +62,13 @@ LibSetTime (
@param Time The current alarm setting.
@retval EFI_SUCCESS The alarm settings were returned.
@retval EFI_INVALID_PARAMETER Any parameter is NULL.
@retval EFI_INVALID_PARAMETER Enabled is NULL.
@retval EFI_INVALID_PARAMETER Pending is NULL.
@retval EFI_INVALID_PARAMETER Time is NULL.
@retval EFI_DEVICE_ERROR The wakeup time could not be retrieved due to a hardware error.
@retval EFI_UNSUPPORTED This call is not supported by this platform at the time the call is made.
The platform should describe this runtime service as unsupported at runtime
via an EFI_RT_PROPERTIES_TABLE configuration table.
**/
EFI_STATUS
@ -76,9 +87,13 @@ LibGetWakeupTime (
@retval EFI_SUCCESS If Enable is TRUE, then the wakeup alarm was enabled. If
Enable is FALSE, then the wakeup alarm was disabled.
@retval EFI_INVALID_PARAMETER A time field is out of range.
@retval EFI_INVALID_PARAMETER Enabled is NULL.
@retval EFI_INVALID_PARAMETER Pending is NULL.
@retval EFI_INVALID_PARAMETER Time is NULL.
@retval EFI_DEVICE_ERROR The wakeup time could not be set due to a hardware error.
@retval EFI_UNSUPPORTED A wakeup timer is not supported on this platform.
@retval EFI_UNSUPPORTED This call is not supported by this platform at the time the call is made.
The platform should describe this runtime service as unsupported at runtime
via an EFI_RT_PROPERTIES_TABLE configuration table.
**/
EFI_STATUS

13
EmbeddedPkg/RealTimeClockRuntimeDxe/RealTimeClock.c
View File

@ -44,6 +44,9 @@ STATIC NON_VOLATILE_TIME_SETTINGS mTimeSettings;
@retval EFI_SUCCESS The operation completed successfully.
@retval EFI_INVALID_PARAMETER Time is NULL.
@retval EFI_DEVICE_ERROR The time could not be retrieved due to hardware error.
@retval EFI_UNSUPPORTED This call is not supported by this platform at the time the call is made.
The platform should describe this runtime service as unsupported at runtime
via an EFI_RT_PROPERTIES_TABLE configuration table.
**/
EFI_STATUS
@ -75,6 +78,9 @@ GetTime (
@retval EFI_SUCCESS The operation completed successfully.
@retval EFI_INVALID_PARAMETER A time field is out of range.
@retval EFI_DEVICE_ERROR The time could not be set due to hardware error.
@retval EFI_UNSUPPORTED This call is not supported by this platform at the time the call is made.
The platform should describe this runtime service as unsupported at runtime
via an EFI_RT_PROPERTIES_TABLE configuration table.
**/
EFI_STATUS
@ -132,6 +138,9 @@ SetTime (
@retval EFI_SUCCESS The alarm settings were returned.
@retval EFI_INVALID_PARAMETER Any parameter is NULL.
@retval EFI_DEVICE_ERROR The wakeup time could not be retrieved due to a hardware error.
@retval EFI_UNSUPPORTED This call is not supported by this platform at the time the call is made.
The platform should describe this runtime service as unsupported at runtime
via an EFI_RT_PROPERTIES_TABLE configuration table.
**/
EFI_STATUS
@ -166,7 +175,9 @@ GetWakeupTime (
Enable is FALSE, then the wakeup alarm was disabled.
@retval EFI_INVALID_PARAMETER A time field is out of range.
@retval EFI_DEVICE_ERROR The wakeup time could not be set due to a hardware error.
@retval EFI_UNSUPPORTED A wakeup timer is not supported on this platform.
@retval EFI_UNSUPPORTED This call is not supported by this platform at the time the call is made.
The platform should describe this runtime service as unsupported at runtime
via an EFI_RT_PROPERTIES_TABLE configuration table.
**/
EFI_STATUS