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Renamed x86_hpet.c to x86_hpet.cpp and fixed the compile errors.

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@33290 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Stefano Ceccherini 2009-09-25 09:50:32 +00:00
parent 8626c1aa5f
commit 4687d95b68
3 changed files with 28 additions and 42 deletions
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2
src/system/kernel/arch/x86/Jamfile
View File

@ -39,7 +39,7 @@ KernelMergeObject kernel_arch_x86.o :
x86_pit.c
x86_apic.c
x86_hpet.c
x86_hpet.cpp
:
$(TARGET_KERNEL_PIC_CCFLAGS)
;

16
src/system/kernel/arch/x86/timers/hpet.h
View File

@ -1,16 +0,0 @@
/*
* Copyright 2008, Dustin Howett, dustin.howett@gmail.com. All rights reserved.
* Distributed under the terms of the MIT License.
*/
#ifndef _KERNEL_ARCH_x86_TIMERS_HPET_H
#define _KERNEL_ARCH_x86_TIMERS_HPET_H
#include <SupportDefs.h>
/* Method prototypes */
static int hpet_get_prio(void);
static status_t hpet_set_hardware_timer(bigtime_t relativeTimeout);
static status_t hpet_clear_hardware_timer(void);
static status_t hpet_init(struct kernel_args *args);
#endif /* _KERNEL_ARCH_x86_TIMERS_HPET_H */

52
src/system/kernel/arch/x86/timers/x86_hpet.c → src/system/kernel/arch/x86/timers/x86_hpet.cpp
View File

@ -13,8 +13,6 @@
#include <arch/cpu.h>
#include <int.h>
#include "hpet.h"
#define TRACE_HPET
#ifdef TRACE_HPET
#define TRACE(x) dprintf x
@ -24,6 +22,12 @@
static struct hpet_regs *sHPETRegs;
static int hpet_get_prio();
static status_t hpet_set_hardware_timer(bigtime_t relativeTimeout);
static status_t hpet_clear_hardware_timer();
static status_t hpet_init(struct kernel_args *args);
struct timer_info gHPETTimer = {
"HPET",
&hpet_get_prio,
@ -34,7 +38,7 @@ struct timer_info gHPETTimer = {
static int
hpet_get_prio(void)
hpet_get_prio()
{
return 3;
}
@ -50,15 +54,12 @@ hpet_timer_interrupt(void *arg)
static status_t
hpet_set_hardware_timer(bigtime_t relativeTimeout)
{
cpu_status state;
uint64 timerValue;
//dprintf("disabling interrupts\n");
state = disable_interrupts();
cpu_status state = disable_interrupts();
//dprintf("getting value\n");
timerValue = relativeTimeout;
uint64 timerValue = relativeTimeout;
timerValue *= 1000000000;
timerValue /= sHPETRegs->period;
//dprintf("adding hpet counter value\n");
@ -87,7 +88,7 @@ hpet_set_hardware_timer(bigtime_t relativeTimeout)
static status_t
hpet_clear_hardware_timer(void)
hpet_clear_hardware_timer()
{
// Disable timer
sHPETRegs->timer[2].config &= ~0x4;
@ -95,7 +96,7 @@ hpet_clear_hardware_timer(void)
}
static int
static status_t
hpet_set_enabled(struct hpet_regs *regs, bool enabled)
{
if (enabled)
@ -106,7 +107,7 @@ hpet_set_enabled(struct hpet_regs *regs, bool enabled)
}
static int
static status_t
hpet_set_legacy(struct hpet_regs *regs, bool enabled)
{
// if (!HPET_IS_LEGACY_CAPABLE(regs))
@ -116,6 +117,7 @@ hpet_set_legacy(struct hpet_regs *regs, bool enabled)
regs->config |= HPET_CONF_MASK_LEGACY;
else
regs->config &= ~HPET_CONF_MASK_LEGACY;
return B_OK;
}
@ -133,16 +135,11 @@ dump_timer(volatile struct hpet_timer *timer)
static status_t
hpet_init(struct kernel_args *args)
{
int c;
uint32 numTimers = 0;
/* hpet_acpi_probe() through a similar "scan spots" table
to that of smp.cpp.
Seems to be the most elegant solution right now. */
if (args->arch_args.hpet == NULL) {
if (args->arch_args.hpet == NULL)
return B_ERROR;
}
if (sHPETRegs == NULL) {
sHPETRegs = (struct hpet_regs *)args->arch_args.hpet;
@ -155,8 +152,8 @@ hpet_init(struct kernel_args *args)
}
}
TRACE(("hpet_init: HPET is at %p. Vendor ID: %lx.\n", sHPETRegs,
HPET_GET_VENDOR_ID(sHPETRegs)));
TRACE(("hpet_init: HPET is at %p. Vendor ID: %lx. Period: %ld\n",
sHPETRegs, HPET_GET_VENDOR_ID(sHPETRegs), sHPETRegs->period));
/* There is no hpet legacy support, so error out on init */
if (!HPET_IS_LEGACY_CAPABLE(sHPETRegs)) {
@ -164,8 +161,11 @@ hpet_init(struct kernel_args *args)
return B_ERROR;
}
hpet_set_legacy(sHPETRegs, true);
numTimers = HPET_GET_NUM_TIMERS(sHPETRegs) + 1;
status_t status = hpet_set_legacy(sHPETRegs, true);
if (status != B_OK)
return status;
uint32 numTimers = HPET_GET_NUM_TIMERS(sHPETRegs) + 1;
TRACE(("hpet_init: HPET does%s support legacy mode.\n",
HPET_IS_LEGACY_CAPABLE(sHPETRegs) ? "" : " not"));
@ -177,8 +177,8 @@ hpet_init(struct kernel_args *args)
return B_ERROR;
}
for (c = 0; c < numTimers; c++) {
dprintf("hpet_init: timer %d:\n", c);
for (uint32 c = 0; c < numTimers; c++) {
dprintf("hpet_init: timer %lu:\n", c);
dump_timer(&sHPETRegs->timer[c]);
}
@ -187,6 +187,8 @@ hpet_init(struct kernel_args *args)
install_io_interrupt_handler(0, &hpet_timer_interrupt, NULL,
B_NO_LOCK_VECTOR);
hpet_set_enabled(sHPETRegs, true);
return B_OK;
status = hpet_set_enabled(sHPETRegs, true);
return status;
}