On Monday, May 02, 2011 8:48:31 pm Devin Teske wrote: > This version (1.1) works nearly identically to the standard menu that ships > with > FreeBSD in that it detects whether ACPI is enabled (truth be told, I actually > re-used the "acpienabled?" function verbatim from /boot/beastie.4th by Scott > Long and Aleksander Fafula). The ACPI detection of my boot loader (version 1.1 > or higher) should be identical to the detection of the current boot-loader. > > I would be willing to bet that your workstation -- while running the default > boot loader -- displays "Boot FreeBSD with ACPI enabled" for option #2 > (indicating that ACPI appears to be disabled from your system's perspective). > > As far as I know, the loader does not know that ACPI is compiled into your > kernel. Rather the ACPI menuitem (both in the default boot-loader menu and in > my > version 1.1) hinges on whether "acpi_load" is defined (and is enabled). > > On a side-note, the same exact code is displaying ACPI as enabled for me > (running under Parallels 4 on Mac OS X 10.6.7) at boot time. Yet, I do not > have > acpi_load in loader.conf(5), though I do have a kernel with ACPI built-in. My > guess is that loader(8) is setting load_acpi="YES", which I verify immediately > after executing loader(8) and the loader.4th start-word (which reads > loader.conf(5) among other things).
Err, note that the acpienabled stuff is all different in HEAD than in 7/8 since acpi.ko no longer exists. You should use the scheme from HEAD for handling ACPI present vs ACPI enabled/disabled. -- John Baldwin _______________________________________________ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send any mail to "freebsd-hackers-unsubscr...@freebsd.org"
