# This is a BitKeeper generated patch for the following project: # Project Name: Linux kernel tree # This patch format is intended for GNU patch command version 2.5 or higher. # This patch includes the following deltas: # ChangeSet 1.1019.1.19+1.1019.5.1 -> 1.1019.1.20 # Documentation/Configure.help 1.162.1.11 -> 1.166.1.2 # diff -Nru a/Documentation/Configure.help b/Documentation/Configure.help --- a/Documentation/Configure.help Wed Oct 8 09:05:52 2003 +++ b/Documentation/Configure.help Wed Oct 8 09:05:52 2003 @@ -18890,20 +18890,6 @@ down the system. Until then, you can cat it, and see output when a button is pressed. -CONFIG_ACPI_BATTERY - This driver adds support for battery information through - /proc/acpi/battery. If you have a mobile system with a battery, - say Y. - -CONFIG_ACPI_FAN - This driver adds support for ACPI fan devices, allowing user-mode - applications to perform basic fan control (on, off, status). - -CONFIG_ACPI_PROCESSOR - This driver installs ACPI as the idle handler for Linux, and uses - ACPI C2 and C3 processor states to save power, on systems that - support it. - ACPI AC Adapter CONFIG_ACPI_AC This driver adds support for the AC Adapter object, which indicates @@ -18913,65 +18899,18 @@ ACPI Embedded Controller CONFIG_ACPI_EC This driver is required on some systems for the proper operation of - the battery and thermal drivers. If you are compiling for a laptop, - say Y. + the battery and thermal drivers. If you are compiling for a + mobile system, say Y. -ACPI Control Method Battery -CONFIG_ACPI_CMBATT - This driver adds support for battery information through - /proc/acpi/battery. If you have a laptop with a battery, say Y. +CONFIG_ACPI_PROCESSOR + This driver installs ACPI as the idle handler for Linux, and uses + ACPI C2 and C3 processor states to save power, on systems that + support it. -ACPI Thermal CONFIG_ACPI_THERMAL This driver handles overheating conditions on laptops. It is HIGHLY recommended, as your laptop CPU may be damaged without it. -ACPI ASUS/Medion Laptop Extras -CONFIG_ACPI_ASUS - This driver provides support for extra features of ACPI-compatible - ASUS laptops. As some of Medion laptops are made by ASUS, it may also - support some Medion laptops (such as 9675 for example). It makes all - the extra buttons generate standard ACPI events that go through - /proc/acpi/events, and (on some models) adds support for changing the - display brightness and output, switching the LCD backlight on and off, - and most importantly, allows you to blink those fancy LEDs intended - for reporting mail and wireless status. - - All settings are changed via /proc/acpi/asus directory entries. Owner - and group for these entries can be set with asus_uid and asus_gid - parameters. - - More information and a userspace daemon for handling the extra buttons - at . - - If you have an ACPI-compatible ASUS laptop, say Y or M here. This - driver is still under development, so if your laptop is unsupported or - something works not quite as expected, please use the mailing list - available on the above page (acpi4asus-user@lists.sourceforge.net) - -ACPI Toshiba Laptop Extras -CONFIG_ACPI_TOSHIBA - This driver adds support for access to certain system settings - on "legacy free" Toshiba laptops. These laptops can be recognized by - their lack of a BIOS setup menu and APM support. - - On these machines, all system configuration is handled through the - ACPI. This driver is required for access to controls not covered - by the general ACPI drivers, such as LCD brightness, video output, - etc. - - This driver differs from the non-ACPI Toshiba laptop driver (located - under "Processor type and features") in several aspects. - Configuration is accessed by reading and writing text files in the - /proc tree instead of by program interface to /dev. Furthermore, no - power management functions are exposed, as those are handled by the - general ACPI drivers. - - More information about this driver is available at - . - - If you have a legacy free Toshiba laptop (such as the Libretto L1 - series), say Y. Advanced Power Management BIOS support CONFIG_APM @@ -26111,11 +26050,13 @@ # Choice: ia64type Itanium CONFIG_ITANIUM - Select your IA64 processor type. The default is Intel Itanium. + Select your IA-64 processor type. The default is Intel Itanium. + This choice is safe for all IA-64 systems, but may not perform + optimally on systems with, say, Itanium 2 or newer processors. -McKinley +Itanium 2 CONFIG_MCKINLEY - Select this to configure for a McKinley processor. + Select this to configure for an Itanium 2 (McKinley) processor. # Choice: ia64system IA-64 system type @@ -26172,6 +26113,14 @@ Say Y here to enable machine check support for IA-64. If you're unsure, answer Y. +Use PAL_HALT_LIGHT in idle loop +CONFIG_IA64_PAL_IDLE + Say Y here to enable use of PAL_HALT_LIGHT in the cpu_idle loop. + This allows the CPU to enter a low power state when idle. You + can enable CONFIG_IA64_PALINFO and check /proc/pal/cpu0/power_info + to see the power consumption and latency for this state. If you're + unsure your firmware supports it, answer N. + Disable IA-64 Virtual Hash Page Table CONFIG_DISABLE_VHPT The Virtual Hash Page Table (VHPT) enhances virtual address @@ -26192,12 +26141,31 @@ and restore instructions. It's useful for tracking down spinlock problems, but slow! If you're unsure, select N. -Early printk support (requires VGA!) +Early printk support CONFIG_IA64_EARLY_PRINTK - Selecting this option uses the VGA screen for printk() output before - the consoles are initialised. It is useful for debugging problems - early in the boot process, but only if you have a VGA screen - attached. If you're unsure, select N. + Selecting this option uses a UART or VGA screen (or both) for + printk() output before the consoles are initialised. It is useful + for debugging problems early in the boot process, but only if you + have a serial terminal or a VGA screen attached. If you're unsure, + select N. + +Early printk on serial port +CONFIG_IA64_EARLY_PRINTK_UART + Select this option to use a serial port for early printk() output. + You must also select either CONFIG_IA64_EARLY_PRINTK_UART_BASE or + CONFIG_SERIAL_HCDP. If you select CONFIG_SERIAL_HCDP, early + printk() output will appear on the first console device described by + the HCDP. If you set CONFIG_IA64_EARLY_PRINTK_UART_BASE, the HCDP + will be ignored. + +UART base address +CONFIG_IA64_EARLY_PRINTK_UART_BASE + The physical MMIO address of the UART to use for early printk(). + This overrides any UART located using the EFI HCDP table. + +Early printk on VGA +CONFIG_IA64_EARLY_PRINTK_VGA + Select this option to use VGA for early printk() output. Print possible IA64 hazards to console CONFIG_IA64_PRINT_HAZARDS