huwcampbell.com
Reactos
1/*
2 * PROJECT: ReactOS Hardware Abstraction Layer
3 * LICENSE: GPL-2.0-or-later (https://spdx.org/licenses/GPL-2.0-or-later)
4 * PURPOSE: Initialize the x86 HAL
5 * COPYRIGHT: Copyright 1998 David Welch (welch@cwcom.net)
6 */
7
8/* INCLUDES *****************************************************************/
9
10#include <hal.h>
11
12#define NDEBUG
13#include <debug.h>
14
15/* FUNCTIONS ****************************************************************/
16
17VOID
18NTAPI
19HalpInitProcessor(
20 IN ULONG ProcessorNumber,
21 IN PLOADER_PARAMETER_BLOCK LoaderBlock)
22{
23 /* Set default IDR */
24 KeGetPcr()->IDR = 0xFFFFFFFF & ~(1 << PIC_CASCADE_IRQ);
25}
26
27VOID
28HalpInitPhase0(IN PLOADER_PARAMETER_BLOCK LoaderBlock)
29{
30
31}
32
33VOID
34HalpInitPhase1(VOID)
35{
36 /* Enable timer interrupt handler */
37 HalpEnableInterruptHandler(IDT_DEVICE,
38 0,
39 PRIMARY_VECTOR_BASE + PIC_TIMER_IRQ,
40 CLOCK2_LEVEL,
41 HalpClockInterrupt,
42 Latched);
43
44 /* Enable RTC interrupt handler */
45 HalpEnableInterruptHandler(IDT_DEVICE,
46 0,
47 PRIMARY_VECTOR_BASE + PIC_RTC_IRQ,
48 PROFILE_LEVEL,
49 HalpProfileInterrupt,
50 Latched);
51
52 /* Initialize DMA. NT does this in Phase 0 */
53 HalpInitDma();
54}
55
56/* EOF */