Reg bios runtime calls

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Reg bios runtime calls

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padmarao Offline

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#1

02-02-2010, 06:52 AM

Hi,
i am not clear in the following technical question .
is the Operating System expecting any calls from BIOS and how it communicates to BIOS(generally OS runs in protected mode and BIOS run in real mode) ?

if any body knows please help me

find

quote

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apple_rom Offline

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#2

02-23-2010, 07:52 PM

1. Last BIOSes have 32-bit procedures for "OS support"
2. "SMI-interface" used.

find

quote

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