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[HAL/APIC] Use APIC_CLOCK_VECTOR everywhere, instead of keeping separate definitions

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This commit is contained in:
Timo Kreuzer 2021-07-07 21:58:23 +02:00
parent a559d830b5
commit aedb97df47
2 changed files with 11 additions and 11 deletions
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4
hal/halx86/apic/rtctimer.c
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@ -12,12 +12,12 @@
/* INCLUDES *******************************************************************/
#include <hal.h>
#include "apicp.h"
#define NDEBUG
#include <debug.h>
/* GLOBALS ********************************************************************/
const UCHAR HalpClockVector = 0xD1;
BOOLEAN HalpClockSetMSRate;
UCHAR HalpNextMSRate;
UCHAR HalpCurrentRate = 9; /* Initial rate 9: 128 Hz / 7.8 ms */
@ -141,7 +141,7 @@ HalpClockInterruptHandler(IN PKTRAP_FRAME TrapFrame)
#endif
/* Start the interrupt */
if (!HalBeginSystemInterrupt(CLOCK_LEVEL, HalpClockVector, &Irql))
if (!HalBeginSystemInterrupt(CLOCK_LEVEL, APIC_CLOCK_VECTOR, &Irql))
{
/* Spurious, just end the interrupt */
KiEoiHelper(TrapFrame);

18
hal/halx86/apic/tsc.c
View file

@ -10,6 +10,7 @@
#include <hal.h>
#include "tsc.h"
#include "apicp.h"
#define NDEBUG
#include <debug.h>
@ -17,10 +18,9 @@ LARGE_INTEGER HalpCpuClockFrequency = {{INITIAL_STALL_COUNT * 1000000}};
UCHAR TscCalibrationPhase;
ULONG64 TscCalibrationArray[NUM_SAMPLES];
UCHAR HalpRtcClockVector = 0xD1;
#define RTC_MODE 6 /* Mode 6 is 1024 Hz */
#define SAMPLE_FREQENCY ((32768 << 1) >> RTC_MODE)
#define SAMPLE_FREQUENCY ((32768 << 1) >> RTC_MODE)
/* PRIVATE FUNCTIONS *********************************************************/
@ -44,7 +44,7 @@ DoLinearRegression(
}
/* Account for sample frequency */
SumXY *= SAMPLE_FREQENCY;
SumXY *= SAMPLE_FREQUENCY;
/* Return the quotient of the sums */
return (SumXY + (SumXX/2)) / SumXX;
@ -72,22 +72,22 @@ HalpInitializeTsc(VOID)
RegisterB = HalpReadCmos(RTC_REGISTER_B);
HalpWriteCmos(RTC_REGISTER_B, RegisterB | RTC_REG_B_PI);
/* Modify register A to RTC_MODE to get SAMPLE_FREQENCY */
/* Modify register A to RTC_MODE to get SAMPLE_FREQUENCY */
RegisterA = HalpReadCmos(RTC_REGISTER_A);
RegisterA = (RegisterA & 0xF0) | RTC_MODE;
HalpWriteCmos(RTC_REGISTER_A, RegisterA);
/* Save old IDT entry */
PreviousHandler = KeQueryInterruptHandler(HalpRtcClockVector);
PreviousHandler = KeQueryInterruptHandler(APIC_CLOCK_VECTOR);
/* Set the calibration ISR */
KeRegisterInterruptHandler(HalpRtcClockVector, TscCalibrationISR);
KeRegisterInterruptHandler(APIC_CLOCK_VECTOR, TscCalibrationISR);
/* Reset TSC value to 0 */
__writemsr(MSR_RDTSC, 0);
/* Enable the timer interrupt */
HalEnableSystemInterrupt(HalpRtcClockVector, CLOCK_LEVEL, Latched);
HalEnableSystemInterrupt(APIC_CLOCK_VECTOR, CLOCK_LEVEL, Latched);
/* Read register C, so that the next interrupt can happen */
HalpReadCmos(RTC_REGISTER_C);
@ -101,10 +101,10 @@ HalpInitializeTsc(VOID)
HalpWriteCmos(RTC_REGISTER_B, RegisterB & ~RTC_REG_B_PI);
/* Disable the timer interrupt */
HalDisableSystemInterrupt(HalpRtcClockVector, CLOCK_LEVEL);
HalDisableSystemInterrupt(APIC_CLOCK_VECTOR, CLOCK_LEVEL);
/* Restore the previous handler */
KeRegisterInterruptHandler(HalpRtcClockVector, PreviousHandler);
KeRegisterInterruptHandler(APIC_CLOCK_VECTOR, PreviousHandler);
/* Calculate an average, using simplified linear regression */
HalpCpuClockFrequency.QuadPart = DoLinearRegression(NUM_SAMPLES - 1,