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Use the hpet defines in the source.

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Also shortened some defines using "TN" instead of "TIMER". It's also
the same scheme used in the specs


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@33334 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Stefano Ceccherini 2009-09-28 13:14:16 +00:00
parent 1d958a301e
commit 8593bcad87
2 changed files with 12 additions and 11 deletions
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17
headers/private/kernel/arch/x86/arch_hpet.h
View File

@ -33,14 +33,15 @@
#define HPET_IS_LEGACY(regs) (((regs)->config & HPET_CONF_MASK_LEGACY) >> 1)
/* Timer Configuration */
#define HPET_TIMER_INT_ENB_CNF 0x00000004
#define HPET_TIMER_TYPE_CNF 0x00000008
#define HPET_TIMER_PER_INT_CAP 0x00000010
#define HPET_TIMER_SIZE_CAP 0x00000020
#define HPET_TIMER_VAL_SET_CNF 0x00000040
#define HPET_TIMER_32MODE_CNF 0x00000100
#define HPET_TIMER_TN_FSB_EN_CNF 0x00004000
#define HPET_TIMER_TN_FSB_INT_DEL_CAP 0x00008000
#define HPET_TN_INT_TYPE_CNF 0x00000002
#define HPET_TN_INT_ENB_CNF 0x00000004
#define HPET_TN_TYPE_CNF 0x00000008
#define HPET_TN_PER_INT_CAP 0x00000010
#define HPET_TN_SIZE_CAP 0x00000020
#define HPET_TN_VAL_SET_CNF 0x00000040
#define HPET_TN_32MODE_CNF 0x00000100
#define HPET_TN_FSB_EN_CNF 0x00004000
#define HPET_TN_FSB_INT_DEL_CAP 0x00008000
#define ACPI_HPET_SIGNATURE "HPET"

6
src/system/kernel/arch/x86/timers/x86_hpet.cpp
View File

@ -71,10 +71,10 @@ hpet_set_hardware_timer(bigtime_t relativeTimeout)
sHPETRegs->timer[2].config &= (~31 << 9);
// Non-periodic mode, edge triggered
sHPETRegs->timer[2].config &= ~(0x8 & 0x2);
sHPETRegs->timer[2].config &= ~(HPET_TN_TYPE_CNF & HPET_TN_INT_TYPE_CNF);
// Enable timer
sHPETRegs->timer[2].config |= 0x4;
sHPETRegs->timer[2].config |= HPET_TN_INT_ENB_CNF;
restore_interrupts(state);
@ -86,7 +86,7 @@ static status_t
hpet_clear_hardware_timer()
{
// Disable timer
sHPETRegs->timer[2].config &= ~0x4;
sHPETRegs->timer[2].config &= ~HPET_TN_INT_ENB_CNF;
return B_OK;
}