diff options
Diffstat (limited to 'Documentation')
104 files changed, 6038 insertions, 1634 deletions
diff --git a/Documentation/00-INDEX b/Documentation/00-INDEX index 8de8a01a247..f28a24e0279 100644 --- a/Documentation/00-INDEX +++ b/Documentation/00-INDEX @@ -138,6 +138,8 @@ java.txt - info on the in-kernel binary support for Java(tm). kbuild/ - directory with info about the kernel build process. +kdumpt.txt + - mini HowTo on getting the crash dump code to work. kernel-doc-nano-HOWTO.txt - mini HowTo on generation and location of kernel documentation files. kernel-docs.txt diff --git a/Documentation/Changes b/Documentation/Changes index 57542bc25ed..dfec7569d45 100644 --- a/Documentation/Changes +++ b/Documentation/Changes @@ -44,9 +44,9 @@ running, the suggested command should tell you. Again, keep in mind that this list assumes you are already functionally running a Linux 2.4 kernel. Also, not all tools are -necessary on all systems; obviously, if you don't have any PCMCIA (PC -Card) hardware, for example, you probably needn't concern yourself -with pcmcia-cs. +necessary on all systems; obviously, if you don't have any ISDN +hardware, for example, you probably needn't concern yourself with +isdn4k-utils. o Gnu C 2.95.3 # gcc --version o Gnu make 3.79.1 # make --version @@ -57,13 +57,14 @@ o e2fsprogs 1.29 # tune2fs o jfsutils 1.1.3 # fsck.jfs -V o reiserfsprogs 3.6.3 # reiserfsck -V 2>&1|grep reiserfsprogs o xfsprogs 2.6.0 # xfs_db -V +o pcmciautils 004 o pcmcia-cs 3.1.21 # cardmgr -V o quota-tools 3.09 # quota -V o PPP 2.4.0 # pppd --version o isdn4k-utils 3.1pre1 # isdnctrl 2>&1|grep version o nfs-utils 1.0.5 # showmount --version o procps 3.2.0 # ps --version -o oprofile 0.5.3 # oprofiled --version +o oprofile 0.9 # oprofiled --version Kernel compilation ================== @@ -186,13 +187,20 @@ architecture independent and any version from 2.0.0 onward should work correctly with this version of the XFS kernel code (2.6.0 or later is recommended, due to some significant improvements). +PCMCIAutils +----------- + +PCMCIAutils replaces pcmcia-cs (see below). It properly sets up +PCMCIA sockets at system startup and loads the appropriate modules +for 16-bit PCMCIA devices if the kernel is modularized and the hotplug +subsystem is used. Pcmcia-cs --------- PCMCIA (PC Card) support is now partially implemented in the main -kernel source. Pay attention when you recompile your kernel ;-). -Also, be sure to upgrade to the latest pcmcia-cs release. +kernel source. The "pcmciautils" package (see above) replaces pcmcia-cs +for newest kernels. Quota-tools ----------- @@ -349,9 +357,13 @@ Xfsprogs -------- o <ftp://oss.sgi.com/projects/xfs/download/> +Pcmciautils +----------- +o <ftp://ftp.kernel.org/pub/linux/utils/kernel/pcmcia/> + Pcmcia-cs --------- -o <ftp://pcmcia-cs.sourceforge.net/pub/pcmcia-cs/pcmcia-cs-3.1.21.tar.gz> +o <http://pcmcia-cs.sourceforge.net/> Quota-tools ---------- diff --git a/Documentation/DocBook/Makefile b/Documentation/DocBook/Makefile index 87da3478fad..fa3e29ad8a4 100644 --- a/Documentation/DocBook/Makefile +++ b/Documentation/DocBook/Makefile @@ -49,7 +49,7 @@ installmandocs: mandocs KERNELDOC = scripts/kernel-doc DOCPROC = scripts/basic/docproc -XMLTOFLAGS = -m Documentation/DocBook/stylesheet.xsl +XMLTOFLAGS = -m $(srctree)/Documentation/DocBook/stylesheet.xsl #XMLTOFLAGS += --skip-validation ### diff --git a/Documentation/DocBook/kernel-api.tmpl b/Documentation/DocBook/kernel-api.tmpl index 757cef8f849..d650ce36485 100644 --- a/Documentation/DocBook/kernel-api.tmpl +++ b/Documentation/DocBook/kernel-api.tmpl @@ -266,7 +266,7 @@ X!Ekernel/module.c <chapter id="hardware"> <title>Hardware Interfaces</title> <sect1><title>Interrupt Handling</title> -!Iarch/i386/kernel/irq.c +!Ikernel/irq/manage.c </sect1> <sect1><title>Resources Management</title> @@ -338,7 +338,6 @@ X!Earch/i386/kernel/mca.c X!Iinclude/linux/device.h --> !Edrivers/base/driver.c -!Edrivers/base/class_simple.c !Edrivers/base/core.c !Edrivers/base/firmware_class.c !Edrivers/base/transport_class.c diff --git a/Documentation/DocBook/libata.tmpl b/Documentation/DocBook/libata.tmpl index 6df1dfd18b6..375ae760dc1 100644 --- a/Documentation/DocBook/libata.tmpl +++ b/Documentation/DocBook/libata.tmpl @@ -84,6 +84,14 @@ void (*port_disable) (struct ata_port *); Called from ata_bus_probe() and ata_bus_reset() error paths, as well as when unregistering from the SCSI module (rmmod, hot unplug). + This function should do whatever needs to be done to take the + port out of use. In most cases, ata_port_disable() can be used + as this hook. + </para> + <para> + Called from ata_bus_probe() on a failed probe. + Called from ata_bus_reset() on a failed bus reset. + Called from ata_scsi_release(). </para> </sect2> @@ -98,6 +106,13 @@ void (*dev_config) (struct ata_port *, struct ata_device *); found. Typically used to apply device-specific fixups prior to issue of SET FEATURES - XFER MODE, and prior to operation. </para> + <para> + Called by ata_device_add() after ata_dev_identify() determines + a device is present. + </para> + <para> + This entry may be specified as NULL in ata_port_operations. + </para> </sect2> @@ -135,6 +150,8 @@ void (*tf_read) (struct ata_port *ap, struct ata_taskfile *tf); registers / DMA buffers. ->tf_read() is called to read the hardware registers / DMA buffers, to obtain the current set of taskfile register values. + Most drivers for taskfile-based hardware (PIO or MMIO) use + ata_tf_load() and ata_tf_read() for these hooks. </para> </sect2> @@ -147,6 +164,8 @@ void (*exec_command)(struct ata_port *ap, struct ata_taskfile *tf); <para> causes an ATA command, previously loaded with ->tf_load(), to be initiated in hardware. + Most drivers for taskfile-based hardware use ata_exec_command() + for this hook. </para> </sect2> @@ -161,6 +180,10 @@ Allow low-level driver to filter ATA PACKET commands, returning a status indicating whether or not it is OK to use DMA for the supplied PACKET command. </para> + <para> + This hook may be specified as NULL, in which case libata will + assume that atapi dma can be supported. + </para> </sect2> @@ -175,6 +198,14 @@ u8 (*check_err)(struct ata_port *ap); Reads the Status/AltStatus/Error ATA shadow register from hardware. On some hardware, reading the Status register has the side effect of clearing the interrupt condition. + Most drivers for taskfile-based hardware use + ata_check_status() for this hook. + </para> + <para> + Note that because this is called from ata_device_add(), at + least a dummy function that clears device interrupts must be + provided for all drivers, even if the controller doesn't + actually have a taskfile status register. </para> </sect2> @@ -188,7 +219,13 @@ void (*dev_select)(struct ata_port *ap, unsigned int device); Issues the low-level hardware command(s) that causes one of N hardware devices to be considered 'selected' (active and available for use) on the ATA bus. This generally has no -meaning on FIS-based devices. + meaning on FIS-based devices. + </para> + <para> + Most drivers for taskfile-based hardware use + ata_std_dev_select() for this hook. Controllers which do not + support second drives on a port (such as SATA contollers) will + use ata_noop_dev_select(). </para> </sect2> @@ -204,6 +241,8 @@ void (*phy_reset) (struct ata_port *ap); for device presence (PATA and SATA), typically a soft reset (SRST) will be performed. Drivers typically use the helper functions ata_bus_reset() or sata_phy_reset() for this hook. + Many SATA drivers use sata_phy_reset() or call it from within + their own phy_reset() functions. </para> </sect2> @@ -227,6 +266,25 @@ PCI IDE DMA Status register. These hooks are typically either no-ops, or simply not implemented, in FIS-based drivers. </para> + <para> +Most legacy IDE drivers use ata_bmdma_setup() for the bmdma_setup() +hook. ata_bmdma_setup() will write the pointer to the PRD table to +the IDE PRD Table Address register, enable DMA in the DMA Command +register, and call exec_command() to begin the transfer. + </para> + <para> +Most legacy IDE drivers use ata_bmdma_start() for the bmdma_start() +hook. ata_bmdma_start() will write the ATA_DMA_START flag to the DMA +Command register. + </para> + <para> +Many legacy IDE drivers use ata_bmdma_stop() for the bmdma_stop() +hook. ata_bmdma_stop() clears the ATA_DMA_START flag in the DMA +command registe |