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kernel: fix boot time cpu frequency information

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git-svn-id: svn://kolibrios.org@3501 a494cfbc-eb01-0410-851d-a64ba20cac60
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Sergey Semyonov (Serge) 2013-05-11 18:01:06 +00:00
parent 7f3e618a3a
commit b9d4fa554f
1 changed files with 12 additions and 13 deletions
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25
kernel/trunk/kernel.asm
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@ -825,36 +825,35 @@ end if
mov [SLOT_BASE+APPDATA.cursor], eax mov [SLOT_BASE+APPDATA.cursor], eax
mov [SLOT_BASE+APPDATA.cursor+256], eax mov [SLOT_BASE+APPDATA.cursor+256], eax
; READ TSC / SECOND ; PRINT CPU FREQUENCY
mov esi, boot_tsc mov esi, boot_cpufreq
call boot_log call boot_log
cli
rdtsc ;call _rdtsc cli ;FIXME check IF
rdtsc
mov ecx, eax mov ecx, eax
mov esi, 250 ; wait 1/4 a second mov esi, 250 ; wait 1/4 a second
call delay_ms call delay_ms
rdtsc ;call _rdtsc rdtsc
sti
sub eax, ecx sub eax, ecx
xor edx, edx xor edx, edx
shld edx, eax, 2 shld edx, eax, 2
shl eax, 2 shl eax, 2
mov dword [cpu_freq], eax mov dword [cpu_freq], eax
mov dword [cpu_freq+4], edx mov dword [cpu_freq+4], edx
; PRINT CPU FREQUENCY mov ebx, eax
mov esi, boot_cpufreq
call boot_log
mov ebx, edx
movzx ecx, word [boot_y] movzx ecx, word [boot_y]
if lang eq ru if lang eq ru
add ecx, (10+19*6) shl 16 - 10 ; 'Determining amount of memory' add ecx, (10+19*6) shl 16 - 10
else if lang eq sp else if lang eq sp
add ecx, (10+25*6) shl 16 - 10 ; 'Determining amount of memory' add ecx, (10+25*6) shl 16 - 10
else else
add ecx, (10+17*6) shl 16 - 10 ; 'Determining amount of memory' add ecx, (10+17*6) shl 16 - 10
end if end if
mov edx, 0xFFFFFF mov edx, 0xFFFFFF
xor edi, edi xor edi, edi
mov eax, 0x00040000 mov eax, 0x00040000