Date: Sat, 06 Jan 2001 18:34:58 -0800 From: Peter Wemm <peter@netplex.com.au> To: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/contrib/dev/acpica/Subsystem/Interpreter amfldio.c Message-ID: <200101070234.f072Yw400665@mobile.wemm.org> In-Reply-To: <200101070229.f072TkJ87896@freefall.freebsd.org>
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Peter Wemm wrote: > Modified files: > sys/contrib/dev/acpica/Subsystem/Interpreter amfldio.c > Log: > Fix the 'write-with-rule' operations to not do an unneeded read first. > eg: to write an 8 bit value to an 8 bit register, it was first reading > the old (8 bit) contents, "merging" the new 8 bits in (ie: complete > replacement) and then writing the new value out. > > This was breaking the SMI call on my VAIO PCG-F690, causing the system > to hang during boot. This doesn't fix everything. I need to change 'CPU Speed: Auto' to 'CPU Speed: Full' in the BIOS to get it to boot. Otherwise it randomly hangs during one of the many SMI calls during the boot sequence (and different ones each time). Cheers, -Peter -- Peter Wemm - peter@FreeBSD.org; peter@yahoo-inc.com; peter@netplex.com.au "All of this is for nothing if we don't go to the stars" - JMS/B5 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message
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