ArmPkg/ArmArchTimerLib: correct typos

Some minor typographical problems were noticed during previous commits.
This change corrects those, and contains no functional modifications.
The changes are in comments, and one diagnostic message.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Evan Lloyd <evan.lloyd@arm.com>
Reviewed-by: Ryan Harkin <ryan.harkin@linaro.org>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>

1 files changed, 8 insertions, 8 deletions

diff --git a/ArmPkg/Library/ArmArchTimerLib/ArmArchTimerLib.c b/ArmPkg/Library/ArmArchTimerLib/ArmArchTimerLib.c
index e6751b29d9..b81293c5cf 100644
--- a/ArmPkg/Library/ArmArchTimerLib/ArmArchTimerLib.c
+++ b/ArmPkg/Library/ArmArchTimerLib/ArmArchTimerLib.c
@@ -50,7 +50,7 @@ TimerConstructor (
     if (PcdGet32 (PcdArmArchTimerFreqInHz) != 0) {

       //

       // Check if ticks/uS is not 0. The Architectural timer runs at constant

-      // frequency, irrespective of CPU frequency. According to General Timer

+      // frequency, irrespective of CPU frequency. According to Generic Timer

       // Ref manual, lower bound of the frequency is in the range of 1-10MHz.

       //

       ASSERT (TICKS_PER_MICRO_SEC);

@@ -69,14 +69,14 @@ TimerConstructor (
     }

 

     //

-    // Architectural Timer Frequency must be set in the Secure privileged

+    // Architectural Timer Frequency must be set in Secure privileged

     // mode (if secure extension is supported).

     // If the reset value (0) is returned, just ASSERT.

     //

     ASSERT (ArmGenericTimerGetTimerFreq () != 0);

 

   } else {

-    DEBUG ((EFI_D_ERROR, "ARM Architectural Timer is not available in the CPU, hence this library can not be used.\n"));

+    DEBUG ((EFI_D_ERROR, "ARM Architectural Timer is not available in the CPU, hence this library cannot be used.\n"));

     ASSERT (0);

   }

 

@@ -111,7 +111,7 @@ GetPlatformTimerFreq (
 

   @param  MicroSeconds  The minimum number of microseconds to delay.

 

-  @return The value of MicroSeconds inputted.

+  @return The value of MicroSeconds input.

 

 **/

 UINTN

@@ -123,7 +123,7 @@ MicroSecondDelay (
   UINT64 TimerTicks64;

   UINT64 SystemCounterVal;

 

-  // Calculate counter ticks that can represent requested delay:

+  // Calculate counter ticks that represent requested delay:

   //  = MicroSeconds x TICKS_PER_MICRO_SEC

   //  = MicroSeconds x Frequency.10^-6

   TimerTicks64 = DivU64x32 (

@@ -139,7 +139,7 @@ MicroSecondDelay (
 

   TimerTicks64 += SystemCounterVal;

 

-  // Wait until delay count is expired.

+  // Wait until delay count expires.

   while (SystemCounterVal < TimerTicks64) {

     SystemCounterVal = ArmGenericTimerGetSystemCount ();

   }

@@ -230,12 +230,12 @@ GetPerformanceCounterProperties (
   )

 {

   if (StartValue != NULL) {

-    // Timer starts with the reload value

+    // Timer starts at 0

     *StartValue = (UINT64)0ULL ;

   }

 

   if (EndValue != NULL) {

-    // Timer counts down to 0x0

+    // Timer counts up.

     *EndValue = 0xFFFFFFFFFFFFFFFFUL;

   }