Date: Tue, 27 Jan 2004 22:28:37 -0800 (PST) From: Nate Lawson <nate@root.org> To: John Baldwin <jhb@FreeBSD.org> Cc: current@freebsd.org Subject: Re: getenv_string broken? Message-ID: <20040127222750.P77555@root.org> In-Reply-To: <200401271328.29574.jhb@FreeBSD.org> References: <20040126213228.D31623@root.org> <200401271328.29574.jhb@FreeBSD.org>
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On Tue, 27 Jan 2004, John Baldwin wrote:
> On Tuesday 27 January 2004 12:42 am, Nate Lawson wrote:
> > I have a getenv_string() that is never being evaluated. I declared it as
> > follows:
> >
> > static char acpi_os_name[128];
> > TUNABLE_STR("hw.acpi.os_name", acpi_os_name, sizeof(acpi_os_name));
> >
> > The contents of acpi_os_name are never filled in from the variable I
> > declared in /boot/loader.conf. Just to be sure, I made a loop that prints
> > out the contents of kenvp. It does not have hw.acpi.os_name.
> >
> > Here is a snippet of the kenvp array, right where my tunable should be
> > (os2 is from a test below):
> >
> > name: hint.vt.0.disabled=1
> > name: hw.acpi.os2=8
> > name: hw.acpi.reset_video=0
> > name: hw.acpi.verbose=1
> > name: hw.cbb.start_memory=0xc0203000
> >
> > For another test, I declared a tunable int right below the string, in the
> > same source file. It gets evaluated and assigned.
> >
> > static int acpi_os2 = 2;
> > TUNABLE_INT("hw.acpi.os2", &acpi_os2);
>
> What is in your /boot/loader.conf?
Note that os2 works correctly (see the "name printf above). But the one
right before it, os_name, is not present.
hw.acpi.verbose=1
hw.cbb.start_memory=0xc0203000
#
hw.acpi.os_name="Windows"
hw.acpi.os2="8"
acpi_dsdt_load="YES"
acpi_dsdt_name="/boot/DSDT.aml"
debug.acpi.layer="ACPI_PROCESSOR"
debug.acpi.level="ACPI_LV_VERBOSE ACPI_LV_INFO"
#debug.acpi.layer="ACPI_ALL_DRIVERS ACPI_ALL_COMPONENTS"
#debug.acpi.level="ACPI_LV_ERROR"
hw.acpi.reset_video=0
#
beastie_disable=YES
#
#if_an_load=YES
#if_fxp_load=YES
ipfw_load=YES
#uhci_load=YES
#usb_load=YES
#umass_load=YES
ext2fs_load=YES
#snd_ich_load=YES
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