diff --git a/hardware/machinespecific.rst b/hardware/machinespecific.rst index be864b8..da9aed3 100644 --- a/hardware/machinespecific.rst +++ b/hardware/machinespecific.rst @@ -3,6 +3,8 @@ Machine-specific notes This page contains important notes related to specific machine models emulated by 86Box. +---- + 80286 ----- @@ -55,6 +57,12 @@ Slot 2 * The BIOS display will corrupt itself during the memory test if the maximum of 2048 MB RAM is selected. This is a visual glitch which does not otherwise negatively impact the machine. +.. rubric:: Freeway FW-6400GX + +* Hybrid motherboard supporting both Slot 1 and Slot 2 CPUs. +* ACPI is disabled by default. It can be enabled through the *ACPI Aware O/S* option of the *Power Management Setup* menu on the BIOS setup. +* Once enabled, ACPI does not work correctly if a VIA Cyrix III CPU is selected. See :ref:`brokenacpi` for more information. + Socket 370 ---------- @@ -69,3 +77,19 @@ See: :ref:`atc6310bxii` * The I/O ports and IRQs used by all these ports can be configured in the BIOS setup. * ACPI is disabled by default, unlike other machines with Award v6.00PG BIOS. It can be enabled through the *ACPI function* option of the *Power Management Setup* menu on the BIOS setup. + +---- + +Footnotes +--------- + +.. _brokenacpi: +.. rubric:: Broken ACPI + +Some machines may have faulty or otherwise incomplete `Advanced Configuration and Power Interface `_ implementations in their BIOSes, symptoms of which include: + +* Windows 2000 and higher will install the "Standard PC" HAL, which does not enable ACPI features such as soft power off and suspend to RAM; +* Booting an existing Windows installation with the ACPI HAL will result in a STOP 0x000000A5 blue screen; +* Booting Windows Vista or 7 (which require ACPI) will also result in a STOP 0x000000A5 blue screen, or a Windows Boot Manager 0xc0000225 error. + +There is no solution to this issue, as none of the currently emulated machines with broken ACPI ever received a BIOS update to fix it.