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Rev 5791 Rev 5792
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;; Copyright (C) KolibriOS team 2004-2015. All rights reserved. ;;
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;; Copyright (C) KolibriOS team 2004-2015. All rights reserved. ;;
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;; Distributed under terms of the GNU General Public License    ;;
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;; Distributed under terms of the GNU General Public License    ;;
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;;                                                              ;;
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;;                                                              ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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$Revision: 5791 $
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$Revision: 5792 $
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acpi_ioapic_base  rd 1
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acpi_ioapic_base  rd 1
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acpi_hpet_base    rd 1
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acpi_hpet_base    rd 1
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hpet_base         rd 1
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hpet_base         rd 1
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hpet_period       rd 1
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hpet_period       rd 1
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hpet_timers       rd 1
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hpet_timers       rd 1
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 - 
 
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hpet_tsc_start    rd 2
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cpu_count         rd 1
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cpu_count         rd 1
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smpt              rd 16
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smpt              rd 16
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endg
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endg
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align 4
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align 4
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init_hpet:
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init_hpet:
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        mov     ebx, [hpet_base-OS_BASE]
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        mov     ebx, [hpet_base-OS_BASE]
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        test    ebx, ebx
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        test    ebx, ebx
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        jz      @F
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        jz      .done
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        mov     eax, [ebx]
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        mov     eax, [ebx]
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        and     ah, 0x1F
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        and     ah, 0x1F
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        mov     [ebx+HPET_COUNTER], ecx         ;reset main counter
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        mov     [ebx+HPET_COUNTER], ecx         ;reset main counter
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        mov     [ebx+HPET_COUNTER+4], ecx
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        mov     [ebx+HPET_COUNTER+4], ecx
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        or      esi, HPET_CFG_ENABLE
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        or      esi, HPET_CFG_ENABLE
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        mov     [ebx+HPET_CFG], esi             ;and start again
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        mov     [ebx+HPET_CFG], esi             ;and start again
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.done:
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        rdtsc
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        mov     [hpet_tsc_start-OS_BASE], eax
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        mov     [hpet_tsc_start+4-OS_BASE], edx
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@@:
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