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Kernel: Initial HPET support

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git-svn-id: svn://kolibrios.org@5787 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Sergey Semyonov (Serge)
2015-09-03 14:47:08 +00:00
parent 66c8eb59f3
commit 530a133818
4 changed files with 127 additions and 7 deletions
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18
kernel/trunk/kernel.asm
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@@ -283,6 +283,7 @@ B32:
bts [cpu_caps-OS_BASE], CAPS_TSC ;force use rdtsc
call check_acpi
call init_hpet
call init_BIOS32
; MEMORY MODEL
call mem_test
@@ -697,6 +698,23 @@ setvideomode:
@@:
mov [clipboard_main_list], eax
mov eax, [hpet_base]
test eax, eax
jz @F
DEBUGF 1, "K : HPET base %x\n", eax
mov eax, [hpet_period]
DEBUGF 1, "K : HPET period %d\n", eax
mov eax, [hpet_timers]
DEBUGF 1, "K : HPET timers %d\n", eax
mov eax, [hpet_base]
stdcall map_io_mem, [hpet_base], 1024, PG_GLOBAL+PAT_UC+PG_SWR
mov [hpet_base], eax
mov eax, [eax]
DEBUGF 1, "K : HPET caps %x\n", eax
@@:
; SET UP OS TASK
mov esi, boot_setostask