Import 1.3.55

CREDITS

@@ -543,7 +543,7 @@ D: The Linux Support Team Erlangen
 N: Markus Kuhn
 E: mskuhn@cip.informatik.uni-erlangen.de
 W: http://wwwcip.informatik.uni-erlangen.de/user/mskuhn
-D: Unicode, time, standards
+D: Unicode, real-time, time, standards
 S: Schlehenweg 9
 S: D-91080 Uttenreuth
 S: Germany
@@ -902,10 +902,10 @@ D: several improvements to system programs
 S: Oldenburg, Germany
 
 N: Darren Senn
-E: sinster@scintilla.santa-clara.ca.us
+E: sinster@darkwater.com
 D: Whatever I notice needs doing (so far: itimers, /proc)
-S: 620 Park View Drive #206
-S: Santa Clara, California 95054
+S: POB 64132
+S: Sunnyvale, CA 94088-4132
 S: USA
 
 N: Rick Sladkey

Documentation/cdrom/sbpcd

-This README belongs to release 3.9 or newer of the SoundBlaster Pro
+This README belongs to release 4.1 or newer of the SoundBlaster Pro
 (Matsushita, Kotobuki, Panasonic, CreativeLabs, Longshine and TEAC)
 CD-ROM driver for Linux.
 
@@ -28,6 +28,9 @@ CR-574 is an IDE/ATAPI drive.
 
 The Longshine LCS-7260 is a double-speed drive which uses the "old"
 Matsushita command set. It is supported - with help by Serge Robyns.
+Vertos ("Elitegroup Computer Systems", ECS) has a similar drive - support
+has started; come in contact if you have such a "Vertos 100" or "ECS-AT"
+drive.
 
 There exists an "IBM External ISA CD-ROM Drive" which in fact is a CR-563
 with a special controller board. This drive is supported (the interface is
@@ -36,10 +39,12 @@ an internal drive, and you can use it as an internal, too - f.e. plug it into
 a soundcard).
 
 CreativeLabs has a new drive "CD200" and a similar drive "CD200F". The latter
-is made by Funai and sometimes named "E2550UA". Support is under construction
- - CD200F should work, CD200 is still giving problems.
-Drive detection and playing audio should work. I need qualified feedback
-about the bugs within the data functions or a drive (I never saw a CD200).
+is made by Funai and sometimes named "E2550UA", newer models may be named
+"MK4015". The CD200F drives should fully work.
+CD200 drives without "F" are still giving problems: drive detection and
+playing audio should work, data access will result in errors. I need qualified
+feedback about the bugs within the data functions or a drive (I never saw a
+CD200).
 
 The quad-speed TEAC CD-55A drive is supported, but still does not reach "full
 speed". The data rate already reaches 500 kB/sec if you set SBP_BUFFER_FRAMES
@@ -63,21 +68,21 @@ the IDE/ATAPI user questions disappear).
 
 
 This driver will work with the soundcard interfaces (SB Pro, SB 16, Galaxy,
-SoundFX, Mozart, ...) and with the "no-sound" cards (Panasonic CI-101P,
+SoundFX, Mozart, MAD16 ...) and with the "no-sound" cards (Panasonic CI-101P,
 LaserMate, WDH-7001C, Longshine LCS-6853, TEAC ...).
 
-It finally works now with the "configurable" interface "Sequoia S-1000", too,
-which is found on the Spea Media FX and Ensonic Soundscape sound cards. You
-have to specify the type "SBPRO 2" and the true CDROM port address with it,
-not the "configuration port" address.
+It works with the "configurable" interface "Sequoia S-1000", too, which is 
+used on the Spea Media FX and Ensonic Soundscape sound cards. You have to
+specify the type "SBPRO 2" and the true CDROM port address with it, not the
+"configuration port" address.
 
 If you have a sound card which needs a "configuration driver" instead of
 jumpers for interface types and addresses (like Mozart cards) - those
 drivers get invoked before the DOS CDROM driver in your CONFIG.SYS, typical
 names are "cdsetup.sys" and "mztinit.sys" -, let the sound driver do the
-CDROM port configuration (the leading comments within 
-linux/drivers/sound/mad16.c are just for you!). Hannu Savolainen's mad16.c
-code is able to set up my Mozart card - I simply had to add
+CDROM port configuration (the leading comments in linux/drivers/sound/mad16.c
+are just for you!). Hannu Savolainen's mad16.c code is able to set up my
+Mozart card - I simply had to add
    #define MAD16_CONF 0x06
    #define MAD16_CDSEL 0x03
 to configure the CDROM interface for type "Panasonic" (LaserMate) and address
@@ -133,8 +138,11 @@ different address and a second cable.
 The driver supports reading of data from the CD and playing of audio tracks.
 The audio part should run with WorkMan, xcdplayer, with the "non-X11" products
 CDplayer and WorkBone - tell me if it is not compatible with other software.
+The only accepted measure for correctness with the audio functions is the
+"cdtester" utility (appended) - most audio player programmers seem to be
+better musicians than programmers. ;-)
 
-With the CR-562 and CR-563 drives, the reading of audio frames is possible.
+With the CR-56x and the CD200 drives, the reading of audio frames is possible.
 This is implemented by an IOCTL function which reads READ_AUDIO frames of
 2352 bytes at once (configurable with the "READ_AUDIO" define, default is 0).
 Reading the same frame a second time gives different data; the frame data 
@@ -163,8 +171,8 @@ XA (PhotoCD) disks with "old" drives give only 50 kB/sec.
 
 This release consists of
 - this README file
-- the driver file linux/drivers/block/sbpcd.c
-- the stub files linux/drivers/block/sbpcd[234].c
+- the driver file linux/drivers/cdrom/sbpcd.c
+- the stub files linux/drivers/cdrom/sbpcd[234].c
 - the header file linux/include/linux/sbpcd.h.
 
 
@@ -185,9 +193,9 @@ To install:
           Most "compatible" sound cards (almost all "non-CreativeLabs" cards)
           need "SBPRO 0".
           The "no-sound" board from OmniCd needs the "SBPRO 1" setup.
-          All other "no-sound" boards need the "SBPRO 0" setup.
           Possibly some TEAC "no-sound" boards need the "SBPRO 1" setup.
-          The Spea Media FX sound card needs "SBPRO 2".
+          All other "no-sound" boards need the "SBPRO 0" setup.
+          The Spea Media FX and Ensoniq SoundScape cards need "SBPRO 2".
           sbpcd.c holds some examples in its auto-probe list.
           If you configure "SBPRO" wrong, the playing of audio CDs will work,
           but you will not be able to mount a data CD.
@@ -200,10 +208,10 @@ To install:
       or
           sbpcd=0x320,LaserMate
       or
-          sbpcd=0x330,SPEA
+          sbpcd=0x338,SoundScape
       This is especially useful if you install a fresh distribution.
       If the second parameter is a number, it gets taken as the type
-      setting; 0 is "LaserMate", 1 is "SoundBlaster".
+      setting; 0 is "LaserMate", 1 is "SoundBlaster", 2 is "SoundScape".
       So, for example
           sbpcd=0x230,1
       is equivalent to
@@ -257,7 +265,7 @@ Using sbpcd as a "loadable module":
 
 If you do NOT select "Matsushita/Panasonic CDROM driver support" during the
 "make config" of your kernel, you can build the "loadable module" sbpcd.o.
-Read /usr/src/linux/README.modules on this.
+Read /usr/src/linux/Documentation/modules.txt on this.
 
 If sbpcd gets used as a module, the support of more than one interface
 card (i.e. drives 4...15) is disabled.
@@ -266,6 +274,8 @@ You can specify interface address and type with the "insmod" command like:
  # insmod /usr/src/linux/modules/sbpcd.o sbpcd=0x340,0
 or
  # insmod /usr/src/linux/modules/sbpcd.o sbpcd=0x230,1
+or
+ # insmod /usr/src/linux/modules/sbpcd.o sbpcd=0x338,2
 where the last number represents the SBPRO setting (no strings allowed here).
 
 
@@ -281,7 +291,7 @@ No DMA and no IRQ is used.
 To reduce or increase the amount of kernel messages, edit sbpcd.c and play
 with the "DBG_xxx" switches (initialization of the variable "sbpcd_debug").
 Don't forget to reflect what you do; enabling all DBG_xxx switches at once
-may crash your system.
+may crash your system, and each message line is accompanied by a delay.
 
 The driver uses the "variable BLOCK_SIZE" feature. To use it, you have to
 specify "block=2048" as a mount option. Doing this will disable the direct
@@ -518,9 +528,7 @@ drives are mostly telling there is no UPC/EAN code on disk or there is, but it
 is an all-zero number. I guess now almost no CD holds such a number.
 
 Bug reports, comments, wishes, donations (technical information is a donation,
-too :-) etc. to
-                         emoenke@gwdg.de
- or to my FIDO address:  Eberhard Moenkeberg, 2:2437/210.27
+too :-) etc. to emoenke@gwdg.de.
 
 SnailMail address, preferable for CD editors if they want to submit a free
 "cooperation" copy:

Documentation/devices.tex

@@ -42,7 +42,7 @@ foo \kill}%
 %
 \title{{\bf Linux Allocated Devices}}
 \author{Maintained by H. Peter Anvin $<$hpa@storm.net$>$}
-\date{Last revised: December 17, 1995}
+\date{Last revised: January 5, 1996}
 \maketitle
 %
 \noindent
@@ -149,7 +149,10 @@ an unreasonable effort.
 \major{39}{}{char }{Reserved for ncpfs $<$lendecke@namu01.gwdg.de$>$}
 \major{40}{--41}{}{Unallocated}
 \major{42}{}{}{Demo/sample use}
-\major{43}{--59}{}{Unallocated}
+\major{43}{}{char }{isdn4linux virtual modem}
+\major{44}{}{char }{isdn4linux virtual modem -- alternate devices}
+\major{45}{}{char }{isdn4linux ISDN BRI driver}
+\major{46}{--59}{}{Unallocated}
 \major{60}{--63}{}{Local/experimental use}
 \major{64}{--119}{}{Unallocated}
 \major{120}{--127}{}{Local/experimental use}
@@ -673,9 +676,14 @@ disk (same as SCSI.)
 \major{29}{}{char }{Universal frame buffer}
 	\minor{0}{/dev/fb0current}{First frame buffer}
 	\minor{1}{/dev/fb0autodetect}{}
+	\minor{24}{/dev/fb0user0}{}
 	\minordots
+	\minor{31}{/dev/fb0user7}{}
 	\minor{32}{/dev/fb1current}{Second frame buffer}
 	\minor{33}{/dev/fb1autodetect}{}
+	\minor{56}{/dev/fb1user0}{}
+	\minordots
+	\minor{63}{/dev/fb1user7}{}
 	\minordots
 \end{devicelist}
 
@@ -683,9 +691,11 @@ disk (same as SCSI.)
 The universal frame buffer device is currently supported only on
 Linux/68k.  The {\file current} device accesses the frame buffer at
 current resolution; the {\file autodetect} one at bootup (default)
-resolution.  Minor numbers 2--31 within each frame buffer assignment
+resolution.  Minor numbers 2--23 within each frame buffer assignment
 are used for specific device-dependent resolutions.  There appears to
-be no standard naming for these devices.
+be no standard naming for these devices.  Finally, 24--31 within each
+device are reserved for user-selected modes, usually entered at boot
+time.
 
 \begin{devicelist}
 \major{  }{}{block}{Aztech/Orchid/Okano/Wearnes CD-ROM}
@@ -868,7 +878,32 @@ driver with this number should not cause ill effects to the system
 (bugs excepted.)
 
 \begin{devicelist}
-\major{43}{--59}{}{Unallocated}
+\major{43}{}{char }{isdn4linux virtual modem}
+	\minor{0}{/dev/ttyI0}{First virtual modem}
+	\minordots
+	\minor{15}{/dev/ttyI15}{16th virtual modem}
+\end{devicelist}
+
+\begin{devicelist}
+\major{44}{}{char }{isdn4linux virtual modem -- alternate devices}
+	\minor{0}{/dev/cui0}{Callout device corresponding to {\file ttyI0}}
+	\minordots
+	\minor{15}{/dev/cui15}{Callout device corresponding to {\file ttyI15}}
+\end{devicelist}
+
+\begin{devicelist}
+\major{45}{}{char }{isdn4linux ISDN BRI driver}
+	\minor{0}{/dev/isdn0}{First virtual B channel raw data}
+	\minordots
+	\minor{15}{/dev/isdn15}{16th virtual B channel raw data}
+	\minor{16}{/dev/isdnctrl0}{First channel control/debug}
+	\minordots
+	\minor{31}{/dev/isdnctrl15}{16th channel control/debug}
+	\minor{128}{/dev/isdninfo}{ISDN monitor interface}
+\end{devicelist}
+
+\begin{devicelist}
+\major{46}{--59}{}{Unallocated}
 \end{devicelist}
 
 \begin{devicelist}
@@ -972,7 +1007,8 @@ point to the ``cooked'' devices ({\file /dev/st*} and {\file
 ({\file /dev/sg*}.)
 
 {\file /dev/mouse} may point to a dialout (alternate) TTY device, a
-hardware mouse device, or a socket for a mouse driver program.
+hardware mouse device, or a socket for a mouse driver program
+(e.g. {\file /dev/gpmdata}.)
 
 \subsection{Sockets and pipes}
 
@@ -982,6 +1018,7 @@ Common entries are:
 \begin{nodelist}
 \node{/dev/printer}{socket}{{\file lpd} local socket}
 \node{/dev/log}{socket}{{\file syslog} local socket}
+\node{/dev/gpmdata}{socket}{{\file gpm} mouse multiplexer}
 \end{nodelist}
 
 \end{document}

Documentation/devices.txt

 		       LINUX ALLOCATED DEVICES
 
-	 Maintained by H. Peter Anvin <Peter.Anvin@linux.org>
+	     Maintained by H. Peter Anvin <hpa@storm.net>
 
-		   Last revised: December 17, 1995
+		    Last revised: January 5, 1996
 
 This list is the successor to Rick Miller's Linux Device List, which
 he stopped maintaining when he lost network access in 1993.  It is a
@@ -439,10 +439,14 @@ an unreasonable effort.
  29 char	Universal frame buffer
 		  0 = /dev/fb0current	First frame buffer
 		  1 = /dev/fb0autodetect
-		      ...
+		 24 = /dev/fb0user0
+	              ...
+		 31 = /dev/fb0user7
 		 32 = /dev/fb1current	Second frame buffer
 		 33 = /dev/fb1autodetect
+		 56 = /dev/fb1user0
 		      ...
+		 63 = /dev/fb1user7
     block	Aztech/Orchid/Okano/Wearnes CD-ROM
 		  0 = /dev/aztcd	Aztech CD-ROM
 
@@ -450,9 +454,11 @@ an unreasonable effort.
 		supported on Linux/68k.  The "current" device accesses
 		the fame buffer at current resolution; the
 		"autodetect" one at bootup (default) resolution.
-		Minor numbers 2-31 within each frame buffer assignment
+		Minor numbers 2-23 within each frame buffer assignment
 		are used for specific device-dependent resolutions.
 		There appears to be no standard naming for these devices.
+		Finally, 2-31 within each device are reserved for
+		user-selected modes, usually entered at boot time.
 
  30 char	iBCS-2 compatibility devices
 		  0 = /dev/socksys	Socket access
@@ -589,7 +595,26 @@ an unreasonable effort.
 		removal of a driver with this number should not cause
 		ill effects to the system (bugs excepted.)
 
- 43-59		UNALLOCATED
+ 43 char	isdn4linux virtual modem
+		  0 = /dev/ttyI0	First virtual modem
+		      ...
+		 15 = /dev/ttyI15	16th virtual modem
+
+ 44 char	isdn4linux virtual modem - alternate devices
+		  0 = /dev/cui0		Callout device corresponding to ttyI0
+		      ...
+		 15 = /dev/cui15	Callout device corresponding to ttyI15
+
+ 45 char	isdn4linux ISDN BRI driver
+		  0 = /dev/isdn0	First virtual B channel raw data
+		      ...
+		 15 = /dev/isdn15	16th virtual B channel raw data
+		 16 = /dev/isdnctrl0	First channel control/debug
+		      ...
+		 31 = /dev/isdnctrl15	16th channel control/debug
+		128 = /dev/isdninfo	ISDN monitor interface
+
+ 46-59		UNALLOCATED
 
  60-63		LOCAL/EXPERIMENTAL USE
 		Allocated for local/experimental use.  For devices not
@@ -670,7 +695,7 @@ For SCSI devices, /dev/tape and /dev/cdrom should point to the
 SCSI devices (/dev/sg*).
 
 /dev/mouse may point to a dialout (alternate) TTY device, a hardware
-mouse device, or a socket for a mouse driver program.
+mouse device, or a socket for a mouse driver program (e.g. /dev/gpmdata).
 
 	Sockets and pipes
 
@@ -678,3 +703,4 @@ Non-transient sockets and named pipes may exist in /dev.  Common entries are:
 
 /dev/printer	socket		lpd local socket
 /dev/log	socket		syslog local socket
+/dev/gpmdata	socket		gpm mouse multiplexer

Makefile

 VERSION = 1
 PATCHLEVEL = 3
-SUBLEVEL = 54
+SUBLEVEL = 55
 
 ARCH = i386
 
@@ -309,7 +309,7 @@ mrproper: clean
 
 distclean: mrproper
 	rm -f core `find . \( -name '*.orig' -o -name '*~' -o -name '*.bak' \
-		-o -name '#*#' -o -name '.*.orig' \) -print`
+		-o -name '#*#' -o -name '.*.orig' \) -print` TAGS
 
 
 backup: mrproper

README

@@ -110,9 +110,8 @@ CONFIGURING the kernel:
 	  under some circumstances lead to problems: probing for a
 	  nonexistent controller card may confuse your other controllers
 	- compiling the kernel with "-m486" for a number of 486-specific
-	  will result in a kernel that still works on a 386: it may be
-	  slightly larger and possibly slower by an insignificant amount,
-	  but it should not hurt performance. 
+	  will result in a kernel that does NOT work on a 386.  The
+	  kernel will detect this on bootup, and give up.
 	- A kernel with math-emulation compiled in will still use the
 	  coprocessor if one is present: the math emulation will just
 	  never get used in that case.  The kernel will be slightly larger,
@@ -137,7 +136,9 @@ COMPILING the kernel:
    upgrade your compiler, remember to get the new binutils package too
    (for as/ld/nm and company). Do not use gcc-2.6.0; it has a few serious
    bugs.  Some problems have been reported occasionally with 2.6.3 as well,
-   so use that version at your own risk.
+   so use that version at your own risk.  Specifying "-fno-strength-reduce" 
+   in the CFLAGS of the main Makefile may help to work around a known
+   bug in gcc.
 
  - do a "make zImage" to create a compressed kernel image.  If you want
    to make a bootdisk (without root filesystem or lilo), insert a floppy

arch/alpha/math-emu/fp-emul.c

-#include <sys/types.h>
+#include <linux/types.h>
 
 #include <linux/kernel.h>
 #include <linux/sched.h>

arch/i386/kernel/entry.S

@@ -657,10 +657,18 @@ ENTRY(sys_call_table)
 	.long SYMBOL_NAME(sys_readv)		/* 145 */
 	.long SYMBOL_NAME(sys_writev)
 	.long SYMBOL_NAME(sys_getsid)
-	.long 0
+	.long SYMBOL_NAME(sys_fdatasync)
 	.long 0
 	.long SYMBOL_NAME(sys_mlock)		/* 150 */
 	.long SYMBOL_NAME(sys_munlock)
 	.long SYMBOL_NAME(sys_mlockall)
 	.long SYMBOL_NAME(sys_munlockall)
-	.space (NR_syscalls-154)*4
+	.long SYMBOL_NAME(sys_sched_setparam)
+	.long SYMBOL_NAME(sys_sched_getparam)   /* 155 */
+	.long SYMBOL_NAME(sys_sched_setscheduler)
+	.long SYMBOL_NAME(sys_sched_getscheduler)
+	.long SYMBOL_NAME(sys_sched_yield)
+	.long SYMBOL_NAME(sys_sched_get_priority_max)
+	.long SYMBOL_NAME(sys_sched_get_priority_min)  /* 160 */
+	.long SYMBOL_NAME(sys_sched_rr_get_interval)
+	.space (NR_syscalls-162)*4

arch/ppc/kernel/misc.S

@@ -624,4 +624,4 @@ sys_call_table:
 	.globl	floppy_track_buffer
 floppy_track_buffer:
 	.space	512*2*38		/* Space for one entire cylinder! */	
-#endif
\ No newline at end of file
+#endif

drivers/block/floppy.c

@@ -3633,7 +3633,8 @@ static char get_fdc_version(void)
 		return FDC_8272A;	/* 8272a/765 don't know DUMPREGS */
 	}
 	if (r != 10) {
-		printk("FDC init: DUMPREGS: unexpected return of %d bytes.\n", r);
+		printk("FDC %d init: DUMPREGS: unexpected return of %d bytes.\n",
+		       fdc, r);
 		return FDC_UNKNOWN;
 	}
 	output_byte(FD_VERSION);
@@ -3643,7 +3644,8 @@ static char get_fdc_version(void)
 		return FDC_82072;		/* 82072 doesn't know VERSION */
 	}
 	if ((r != 1) || (reply_buffer[0] != 0x90)) {
-		printk("FDC init: VERSION: unexpected return of %d bytes.\n", r);
+		printk("FDC %d init: VERSION: unexpected return of %d bytes.\n",
+		       fdc, r);
 		return FDC_UNKNOWN;
 	}
 	output_byte(FD_UNLOCK);
@@ -3653,13 +3655,15 @@ static char get_fdc_version(void)
 		return FDC_82077_ORIG;	/* Pre-1991 82077 doesn't know LOCK/UNLOCK */
 	}
 	if ((r != 1) || (reply_buffer[0] != 0x00)) {
-		printk("FDC init: UNLOCK: unexpected return of %d bytes.\n", r);
+		printk("FDC %d init: UNLOCK: unexpected return of %d bytes.\n",
+		       fdc, r);
 		return FDC_UNKNOWN;
 	}
 	output_byte(FD_PARTID);
 	r = result();
 	if (r != 1) {
-		printk("FDC init: PARTID: unexpected return of %d bytes.\n",r);
+		printk("FDC %d init: PARTID: unexpected return of %d bytes.\n",
+		       fdc, r);
 		return FDC_UNKNOWN;
 	}
 	if (reply_buffer[0] == 0x80) {
@@ -3671,7 +3675,7 @@ static char get_fdc_version(void)
 		output_byte(FD_SAVE);
 		r = result();
 		if (r != 17) {
-			printk("FDC init: SAVE: unexpected return of %d bytes.\n",r);
+			printk("FDC %d init: SAVE: unexpected return of %d bytes.\n",fdc,r);
 			return FDC_UNKNOWN;
 		}
 		if (!(reply_buffer[0] & 0x40)) {
@@ -3684,9 +3688,13 @@ static char get_fdc_version(void)
 	case 0x1:
 		printk("FDC %d is a 44pin 82078\n",fdc);
 		return FDC_82078;
+	case 0x3:
+		printk("FDC %d is a National Semiconductor PC87306\n",fdc);
+		return FDC_87306;
 	default:
-		printk("FDC %d init: PARTID returned an unknown ID: %d.\n", fdc, reply_buffer[0] >> 5);
-		return FDC_UNKNOWN;
+		printk("FDC %d init: Unknown 82077 variant, PARTID = %d.\n",
+		       fdc, reply_buffer[0] >> 5);
+		return FDC_82077_UNKN;
 	}
 } /* get_fdc_version */
 

drivers/block/rd.c

@@ -371,7 +371,7 @@ void rd_load()
 
 	if (rd_prompt) {
 		printk(KERN_NOTICE
-		       "VFS: Insert ramdisk floppy and press ENTER\n");
+		       "VFS: Insert root floppy disk to be loaded into ramdisk and press ENTER\n");
 		wait_for_keypress();
 	}
 

drivers/cdrom/Config.in

@@ -3,7 +3,7 @@
 #
 tristate 'Sony CDU31A/CDU33A CDROM support' CONFIG_CDU31A
 tristate 'Standard Mitsumi [no XA/Multisession] CDROM support' CONFIG_MCD
-tristate 'Experimental Mitsumi [XA/MultiSession] support' CONFIG_MCDX
+tristate 'Mitsumi [XA/MultiSession] CDROM support' CONFIG_MCDX
 tristate 'Matsushita/Panasonic/Creative, Longshine, TEAC CDROM support' CONFIG_SBPCD
 if [ "$CONFIG_SBPCD" = "y" ]; then
   bool 'Matsushita/Panasonic, ... second CDROM controller support' CONFIG_SBPCD2
@@ -18,5 +18,5 @@ tristate 'Aztech/Orchid/Okano/Wearnes/TXC (non IDE) CDROM support' CONFIG_AZTCD
 tristate 'Sony CDU535 CDROM support' CONFIG_CDU535
 tristate 'Goldstar R420 CDROM support' CONFIG_GSCD
 tristate 'Philips/LMS CM206 CDROM support' CONFIG_CM206
-tristate 'Experimental Optics Storage DOLPHIN 8000AT CDROM support' CONFIG_OPTCD
-tristate 'Experimental Sanyo H94A CDROM support' CONFIG_SJCD
+tristate 'Optics Storage DOLPHIN 8000AT CDROM support' CONFIG_OPTCD
+tristate 'Sanyo H94A CDROM support' CONFIG_SJCD

drivers/char/softdog.c

@@ -59,6 +59,7 @@ static int softdog_open(struct inode *inode, struct file *file)
 	 */
 	watchdog_ticktock.expires=jiffies+TIMER_MARGIN;
 	add_timer(&watchdog_ticktock);
+	timer_alive++;
 	return 0;
 }
 
@@ -111,5 +112,5 @@ void watchdog_init(void)
 	mouse_register(&softdog_mouse);
 	init_timer(&watchdog_ticktock);
 	watchdog_ticktock.function=watchdog_fire;
-	printk("Software Watchdog Timer: 0.02\n");
+	printk("Software Watchdog Timer: 0.03\n");
 }	

drivers/scsi/53c7,8xx.c

@@ -1177,6 +1177,7 @@ normal_init (Scsi_Host_Template *tpnt, int board, int chip,
     char chip_str[80];
     int script_len = 0, dsa_len = 0, size = 0, max_cmd_size = 0, 
 	schedule_size = 0, ok = 0;
+    void *tmp;
 
     options |= perm_options;
 
@@ -1221,14 +1222,7 @@ normal_init (Scsi_Host_Template *tpnt, int board, int chip,
         	  tpnt->sg_tablesize + 
                   3 /* Current startup / termination required per phase */
 		) *
-	8 /* Each instruction is eight bytes */
-	+ (sizeof(void *) - sizeof(u32)); /* to ensure proper alignment */
-    /* Note that alignment will be guaranteed, since we put the command
-       allocated at probe time after the fixed-up SCSI script, which 
-       consists of 32 bit words, aligned on a 32 bit boundary.  But
-       on a 64bit machine we need 8 byte alignment for hostdata->free, so
-       we add in another 4 bytes to take care of potential misalignment
-       */
+	8 /* Each instruction is eight bytes */;
 
     /* Allocate fixed part of hostdata, dynamic part to hold appropriate
        SCSI SCRIPT(tm) plus a single, maximum-sized NCR53c7x0_cmd structure.
@@ -1251,8 +1245,14 @@ normal_init (Scsi_Host_Template *tpnt, int board, int chip,
 	 after all device driver initialization).
     */
 
-    size = sizeof(struct NCR53c7x0_hostdata) + script_len + max_cmd_size +
-	schedule_size;
+    size = sizeof(struct NCR53c7x0_hostdata) + script_len + 
+    /* Note that alignment will be guaranteed, since we put the command
+       allocated at probe time after the fixed-up SCSI script, which 
+       consists of 32 bit words, aligned on a 32 bit boundary.  But
+       on a 64bit machine we need 8 byte alignment for hostdata->free, so
+       we add in another 4 bytes to take care of potential misalignment
+       */
+	(sizeof(void *) - sizeof(u32)) + max_cmd_size + schedule_size;
 
     instance = scsi_register (tpnt, size);
     if (!instance)
@@ -1321,15 +1321,9 @@ normal_init (Scsi_Host_Template *tpnt, int board, int chip,
     hostdata->max_cmd_size = max_cmd_size;
     hostdata->num_cmds = 1;
     /* Initialize single command */
-    hostdata->free = (struct NCR53c7x0_cmd *) 
-	(hostdata->script + hostdata->script_count);
-/* 
- * FIXME: This is wrong.  If we add max_cmd_size to hostdata->free
- * once it's been rounded up, we end up going past the end of what 
- * we allocated.
- */
-    hostdata->free = ROUNDUP(hostdata->free, void *);
-    hostdata->free->real = (void *) hostdata->free;
+    tmp = (hostdata->script + hostdata->script_count);
+    hostdata->free = ROUNDUP(tmp, void *);
+    hostdata->free->real = tmp;
     hostdata->free->size = max_cmd_size;
     hostdata->free->free = NULL;
     hostdata->free->next = NULL;
@@ -2165,8 +2159,10 @@ abnormal_finished (struct NCR53c7x0_cmd *cmd, int result) {
     if (left < 0) 
 	printk ("scsi%d: loop detected in host running list for scsi pid %ld\n",
 	    host->host_no, c->pid);
-    else if (linux_search) 
+    else if (linux_search) {
 	*linux_prev = linux_search->next;
+	--hostdata->busy[c->target][c->lun];
+    }
 
     /* Return the NCR command structure to the free list */
     cmd->next = hostdata->free;
@@ -2863,7 +2859,9 @@ NCR53c8x0_dstat_sir_intr (struct Scsi_Host *host, struct
 #endif
 #ifdef A_int_debug_panic
     case A_int_debug_panic:
-	panic("scsi%d : int_debug_panic received\n", host->host_no);
+	printk("scsi%d : int_debug_panic received\n", host->host_no);
+	print_lots (host);
+	return SPECIFIC_INT_PANIC;
 #endif
 #ifdef A_int_debug_saved
     case A_int_debug_saved:
@@ -3376,15 +3374,16 @@ NCR53c8x0_soft_reset (struct Scsi_Host *host) {
     NCR53c7x0_write8(STEST3_REG_800, STEST3_800_TE);
 }
 
-
 /*
  * Function static struct NCR53c7x0_cmd *allocate_cmd (Scsi_Cmnd *cmd)
  * 
  * Purpose : Return the first free NCR53c7x0_cmd structure (which are 
  * 	reused in a LIFO maner to minimize cache thrashing).
  *
- * Side effects : If we don't have enough NCR53c7x0_cmd structures,
- *	allocate more.  Teach programmers not to drink and hack.
+ * Side effects : If we haven't yet scheduled allocation of NCR53c7x0_cmd
+ *	structures for this device, do so.  Attempt to complete all scheduled
+ *	allocations using kmalloc(), putting NCR53c7x0_cmd structures on 
+ *	the free list.  Teach programmers not to drink and hack.
  *
  * Inputs : cmd - SCSI command
  *
@@ -3409,20 +3408,28 @@ allocate_cmd (Scsi_Cmnd *cmd) {
 	    cmd->target, cmd->lun, (hostdata->cmd_allocated[cmd->target] &
 		(1 << cmd->lun)) ? "allready allocated" : "not allocated");
 
-/* 
- * Under Linux 1.2.x, kmalloc() and friends are unavailable until after 
- * device driver initialization has happened.  Calling kmalloc()
- * during scsi device initialization will print a "cannot get free page"
- * message.  To avoid too many of these, we'll forget about trying 
- * to allocate command structures until AFTER initialization.
+/*
+ * If we have not yet reserved commands for this I_T_L nexus, and
+ * the device exists (as indicated by permanant Scsi_Cmnd structures
+ * being allocated under 1.3.x, or being outside of scan_scsis in 
+ * 1.2.x), do so now.
  */
+    if (!(hostdata->cmd_allocated[cmd->target] & (1 << cmd->lun)) &&
 #ifdef LINUX_1_2
-    if (!in_scan_scsis)
+				!in_scan_scsis
+#else
+				cmd->device && cmd->device->has_cmdblocks
 #endif
+	) {
+	if ((hostdata->extra_allocate + hostdata->num_cmds) < host->can_queue) 
+	    hostdata->extra_allocate += host->cmd_per_lun;
+	hostdata->cmd_allocated[cmd->target] |= (1 << cmd->lun);
+    }
+
     for (; hostdata->extra_allocate > 0 ; --hostdata->extra_allocate, 
     	++hostdata->num_cmds) {
-    /* kmalloc() can allocate any size, but historically has returned 
-       unaligned addresses, so we need to allow for alignment */
+    /* historically, kmalloc has returned unaligned addresses; pad so we 
+       have enough room to ROUNDUP */
 	size = hostdata->max_cmd_size + sizeof (void *);
 /* FIXME: for ISA bus '7xx chips, we need to or GFP_DMA in here */
 	real = kmalloc (size, GFP_ATOMIC);
@@ -4445,30 +4452,10 @@ NCR53c7x0_intr (int irq, struct pt_regs * regs) {
 				host->host_no, tmp->pid, tmp->target, tmp->lun, tmp->result);
 			    print_command (tmp->cmnd);
 			}
-
 			
 #if 0
 			hostdata->options &= ~OPTION_DEBUG_INTR;
 #endif
-
-/*
- * If we have not yet reserved commands for this I_T_L nexus, and the 
- * command completed successfully, reserve NCR53c7x0_cmd structures
- * which will be allocated the next time we run the allocate
- * routine.
- */
-			if (!(hostdata->cmd_allocated[tmp->target] &
-			    	(1 << tmp->lun)) && 
-			    status_byte(tmp->result) == GOOD) {
-			    if ((hostdata->extra_allocate + hostdata->num_cmds)
-			    	< host->can_queue) {
-				hostdata->extra_allocate += 
-				    host->cmd_per_lun;
-			    }
-			    hostdata->cmd_allocated[tmp->target] |=
-				(1 << tmp->lun);
-			}
-
 			tmp->scsi_done(tmp);
 			goto restart;
 
@@ -5183,7 +5170,7 @@ intr_dma (struct Scsi_Host *host, struct NCR53c7x0_cmd *cmd) {
 	    printk(KERN_ALERT "scsi%d : unexpected single step interrupt at\n"
 		   "         ", host->host_no);
 	    print_insn (host, dsp, KERN_ALERT "", 1);
-	    printk(KERN_ALERT "         mail drew@colorado.edu\n");
+	    printk(KERN_ALERT "         mail drew@PoohSticks.ORG\n");
     	    FATAL (host);
     	}
     }
@@ -5808,16 +5795,24 @@ print_dsa (struct Scsi_Host *host, u32 *dsa, const char *prefix) {
 	    dsa[hostdata->dsa_msgout / sizeof(u32) + 1],
 	    bus_to_virt (dsa[hostdata->dsa_msgout / sizeof(u32) + 1]));
 
-    for (i = dsa[hostdata->dsa_msgout / sizeof(u32)],
-	ptr = bus_to_virt (dsa[hostdata->dsa_msgout / sizeof(u32) + 1]); 
-	i > 0 && !check_address ((unsigned long) ptr, 1);
-	ptr += len, i -= len) {
-	printk("               ");
-	len = print_msg (ptr);
-	printk("\n");
-	if (!len)
-	    break;
-    }
+    /* 
+     * Only print messages if they're sane in length so we don't
+     * blow the kernel printk buffer on something which won't buy us
+     * anything.
+     */
+
+    if (dsa[hostdata->dsa_msgout / sizeof(u32)] < 
+	    sizeof (hostdata->free->select)) 
+	for (i = dsa[hostdata->dsa_msgout / sizeof(u32)],
+	    ptr = bus_to_virt (dsa[hostdata->dsa_msgout / sizeof(u32) + 1]); 
+	    i > 0 && !check_address ((unsigned long) ptr, 1);
+	    ptr += len, i -= len) {
+	    printk("               ");
+	    len = print_msg (ptr);
+	    printk("\n");
+	    if (!len)
+		break;
+	}
 
     printk("        + %d : select_indirect = 0x%x\n",
 	hostdata->dsa_select, dsa[hostdata->dsa_select / sizeof(u32)]);
@@ -5953,12 +5948,15 @@ print_lots (struct Scsi_Host *host) {
 	sbcl = NCR53c7x0_read8 (SBCL_REG);
 	    
 	
-    	printk ("scsi%d : DCMD|DBC=0x%x, DSA=0x%lx (virt 0x%p)\n"
+    	printk ("scsi%d : DCMD|DBC=0x%x, DNAD=0x%x (virt 0x%p)\n"
+		"         DSA=0x%lx (virt 0x%p)\n"
 	        "         DSPS=0x%x, TEMP=0x%x (virt 0x%p), DMODE=0x%x\n"
 		"         SXFER=0x%x, SCNTL3=0x%x\n"
 		"         %s%s%sphase=%s, %d bytes in SCSI FIFO\n"
 		"         STEST0=0x%x\n",
-	    host->host_no, dbc_dcmd, virt_to_bus(dsa), dsa, 
+	    host->host_no, dbc_dcmd, NCR53c7x0_read32(DNAD_REG), 
+		bus_to_virt(NCR53c7x0_read32(DNAD_REG)),
+	    virt_to_bus(dsa), dsa, 
 	    NCR53c7x0_read32(DSPS_REG), NCR53c7x0_read32(TEMP_REG), 
 	    bus_to_virt (NCR53c7x0_read32(TEMP_REG)),
 	    (int) NCR53c7x0_read8(hostdata->dmode),

drivers/scsi/53c7,8xx.h

@@ -67,7 +67,7 @@ extern int NCR53c7xx_release(struct Scsi_Host *);
 #endif
 
 #ifdef LINUX_1_2
-#define NCR53c7xx {NULL, NULL, "NCR53c{7,8}xx (rel 14)", NCR53c7xx_detect,\
+#define NCR53c7xx {NULL, NULL, "NCR53c{7,8}xx (rel 17)", NCR53c7xx_detect,\
 	NULL, /* info */ NULL, /* command, deprecated */ NULL, 		\
 	NCR53c7xx_queue_command, NCR53c7xx_abort, NCR53c7xx_reset,	\
 	NULL /* slave attach */, scsicam_bios_param, /* can queue */ 24, \
@@ -75,7 +75,7 @@ extern int NCR53c7xx_release(struct Scsi_Host *);
 	/* present */ 0, /* unchecked isa dma */ 0, DISABLE_CLUSTERING} 
 #else
 #define NCR53c7xx {NULL, NULL, NULL, NULL, \
-        "NCR53c{7,8}xx (rel 14)", NCR53c7xx_detect,\
+        "NCR53c{7,8}xx (rel 17)", NCR53c7xx_detect,\
         NULL, /* info */ NULL, /* command, deprecated */ NULL,		\
 	NCR53c7xx_queue_command, NCR53c7xx_abort, NCR53c7xx_reset,	\
 	NULL /* slave attach */, scsicam_bios_param, /* can queue */ 24, \
@@ -1447,8 +1447,6 @@ struct NCR53c7x0_hostdata {
     volatile u16 initiate_wdtr;
     /* Bit fielded list of targets we've talked to. */
     volatile u16 talked_to;
-    /* Bit fielded list of targets that answered */
-    volatile u16 answered;
 
     /* Array of bit-fielded lun lists that we need to request_sense */
     volatile unsigned char request_sense[16];

drivers/scsi/53c7,8xx.scr

@@ -1109,17 +1109,24 @@ selected:
 ;	a new value to a previously NULL head of the issue queue.
 ;
 ; 2.  The NCR53c810 was selected or reselected by another device.
-; 
+;
+; 3.  The bus was allready busy since we were selected or reselected
+;	before starting the command.
 
 wait_reselect_failed:
 #ifdef EVENTS 
 	INT int_EVENT_RESELECT_FAILED
 #endif
+; Check selected bit.  
     MOVE SIST0 & 0x20 TO SFBR
     JUMP selected, IF 0x20
 ; Reading CTEST2 clears the SIG_P bit in the ISTAT register.
     MOVE CTEST2 & 0x40 TO SFBR	
     JUMP schedule, IF 0x40
+; Check connected bit.  
+; FIXME: this needs to change if we support target mode
+    MOVE ISTAT & 0x08 TO SFBR
+    JUMP reselected, IF 0x08
 ; FIXME : Something bogus happened, and we shouldn't fail silently.
 #if 0
     JUMP schedule
@@ -1141,6 +1148,11 @@ select_failed:
 ; Reading CTEST2 clears the SIG_P bit in the ISTAT register.
     MOVE CTEST2 & 0x40 TO SFBR	
     JUMP select, IF 0x40
+; Check connected bit.  
+; FIXME: this needs to change if we support target mode
+; FIXME: is this really necessary? 
+    MOVE ISTAT & 0x08 TO SFBR
+    JUMP reselected, IF 0x08
 ; FIXME : Something bogus happened, and we shouldn't fail silently.
 #if 0
     JUMP schedule

drivers/sound/Makefile

@@ -115,7 +115,7 @@ setup-linux:
 
 sound.o: local.h $(FIXEDOBJS) sound.a
 	-rm -f sound.o
-	$(LD) -dc -r -o sound.o $(FIXEDOBJS) sound.a
+	$(LD) -r -o sound.o $(FIXEDOBJS) sound.a
 
 modules: local.h sound.o
 	ln -fs `pwd`/sound.o $(TOPDIR)/modules/sound.o

fs/buffer.c

@@ -28,6 +28,7 @@
 #include <linux/pagemap.h>
 #include <linux/swapctl.h>
 #include <linux/smp.h>
+#include <linux/smp_lock.h>
 
 #include <asm/system.h>
 #include <asm/segment.h>
@@ -263,6 +264,21 @@ asmlinkage int sys_fsync(unsigned int fd)
 	return 0;
 }
 
+asmlinkage int sys_fdatasync(unsigned int fd)
+{
+	struct file * file;
+	struct inode * inode;
+
+	if (fd>=NR_OPEN || !(file=current->files->fd[fd]) || !(inode=file->f_inode))
+		return -EBADF;
+	if (!file->f_op || !file->f_op->fsync)
+		return -EINVAL;
+	/* this needs further work, at the moment it is identical to fsync() */
+	if (file->f_op->fsync(inode,file))
+		return -EIO;
+	return 0;
+}
+
 void invalidate_buffers(kdev_t dev)
 {
 	int i;

fs/ext2/inode.c

@@ -41,7 +41,7 @@ void ext2_put_inode (struct inode * inode)
 
 #define inode_bmap(inode, nr) ((inode)->u.ext2_i.i_data[(nr)])
 
-static int block_bmap (struct buffer_head * bh, int nr)
+static inline int block_bmap (struct buffer_head * bh, int nr)
 {
 	int tmp;
 

fs/minix/file.c

@@ -13,6 +13,8 @@
 #include <linux/fcntl.h>
 #include <linux/stat.h>
 #include <linux/locks.h>
+#include <linux/mm.h>
+#include <linux/pagemap.h>
 
 #include <asm/segment.h>
 #include <asm/system.h>

fs/proc/root.c

@@ -131,7 +131,6 @@ struct proc_dir_entry proc_net = {
 	NULL, NULL	
 };
 
-#ifdef CONFIG_SCSI
 struct proc_dir_entry proc_scsi = {
 	PROC_SCSI, 4, "scsi",
 	S_IFDIR | S_IRUGO | S_IXUGO, 2, 0, 0,
@@ -139,7 +138,6 @@ struct proc_dir_entry proc_scsi = {
 	NULL, NULL,
 	NULL, &proc_root, NULL
 };
-#endif
 
 int proc_register(struct proc_dir_entry * dir, struct proc_dir_entry * dp)
 {

include/asm-alpha/mmu_context.h

+#ifndef __ALPHA_MMU_CONTEXT_H
+#define __ALPHA_MMU_CONTEXT_H
+
+/*
+ * get a new mmu context..
+ *
+ * Copyright (C) 1996, Linus Torvalds
+ */
+
+#include <asm/pgtable.h>
+
+/*
+ * The maximum ASN's the processor supports. On the EV4 this doesn't
+ * matter as the pal-code doesn't use the ASNs anyway, on the EV5
+ * EV5 this is 127.
+ */
+#define MAX_ASN 127
+
+#define ASN_VERSION_SHIFT 32
+#define ASN_VERSION_MASK ((~0UL) << ASN_VERSION_SHIFT)
+#define ASN_FIRST_VERSION (1UL << ASN_VERSION_SHIFT)
+
+/*
+ * NOTE! The way this is set up, the high bits of the "asn_cache" (and
+ * the "mm->context") are the ASN _version_ code. A version of 0 is
+ * always considered invalid, so to invalidate another process you only
+ * need to do "p->mm->context = 0".
+ *
+ * If we need more ASN's than the processor has, we invalidate the old
+ * user TLB's (tbiap()) and start a new ASN version. That will automatically
+ * force a new asn for any other processes the next time they want to
+ * run.
+ */
+extern inline void get_mmu_context(struct task_struct *p)
+{
+	static unsigned long asn_cache = ASN_FIRST_VERSION;
+	struct mm_struct * mm = p->mm;
+	unsigned long asn = mm->context;
+
+	/* Check if our ASN is of an older version and thus invalid */
+	if ((asn_cache ^ asn) & ASN_VERSION_MASK) {
+		/* get a new asn of the current version */
+		asn = asn_cache++;
+		/* check if it's legal.. */
+		if ((asn & ~ASN_VERSION_MASK) > MAX_ASN) {
+			/* start a new version, invalidate all old asn's */
+			tbiap();
+			asn_cache = (asn_cache & ASN_VERSION_MASK) + ASN_FIRST_VERSION;
+			if (!asn_cache)
+				asn_cache = ASN_FIRST_VERSION;
+			asn = asn_cache++;
+		}
+		mm->context = asn;			/* full version + asn */
+		p->tss.asn = asn & ~ASN_VERSION_MASK;	/* just asn */
+	}
+}
+
+#endif

include/asm-alpha/pgtable.h

@@ -39,7 +39,10 @@ static inline void invalidate_all(void)
  */
 static inline void invalidate_mm(struct mm_struct *mm)
 {
-	tbiap();
+	if (mm != current->mm)
+		mm->context = 0;
+	else
+		tbiap();
 }
 
 /*
@@ -53,7 +56,12 @@ static inline void invalidate_mm(struct mm_struct *mm)
 static inline void invalidate_page(struct vm_area_struct *vma,
 	unsigned long addr)
 {
-	tbi(2 + ((vma->vm_flags & VM_EXEC) != 0), addr);
+	struct mm_struct * mm = vma->vm_mm;
+
+	if (mm != current->mm)
+		mm->context = 0;
+	else
+		tbi(2 + ((vma->vm_flags & VM_EXEC) != 0), addr);
 }
 
 /*
@@ -63,7 +71,10 @@ static inline void invalidate_page(struct vm_area_struct *vma,
 static inline void invalidate_range(struct mm_struct *mm,
 	unsigned long start, unsigned long end)
 {
-	tbiap();
+	if (mm != current->mm)
+		mm->context = 0;
+	else
+		tbiap();
 }
 
 /* Certain architectures need to do special things when pte's

include/asm-i386/mmu_context.h

+#ifndef __I386_MMU_CONTEXT_H
+#define __I386_MMU_CONTEXT_H
+
+/*
+ * get a new mmu context.. x86's don't know about contexts.
+ */
+#define get_mmu_context(x) do { } while (0)
+
+#endif

include/asm-i386/unistd.h

@@ -153,11 +153,20 @@
 #define __NR_readv		145
 #define __NR_writev		146
 #define __NR_getsid		147
+#define __NR_fdatasync		148
 
 #define __NR_mlock		150
 #define __NR_munlock		151
 #define __NR_mlockall		152
 #define __NR_munlockall		153
+#define __NR_sched_setparam		154
+#define __NR_sched_getparam		155
+#define __NR_sched_setscheduler		156
+#define __NR_sched_getscheduler		157
+#define __NR_sched_yield		158
+#define __NR_sched_get_priority_max	159
+#define __NR_sched_get_priority_min	160
+#define __NR_sched_rr_get_interval	161
 
 /* XXX - _foo needs to be __foo, while __NR_bar could be _NR_bar. */
 #define _syscall0(type,name) \

include/linux/fdreg.h

@@ -100,14 +100,26 @@
 
 /* FDC version return types */
 #define FDC_NONE	0x00
-#define FDC_UNKNOWN	0x10
+#define FDC_UNKNOWN	0x10	/* DO NOT USE THIS TYPE EXCEPT IF IDENTIFICATION
+				   FAILS EARLY */
 #define FDC_8272A	0x20	/* Intel 8272a, NEC 765 */
 #define FDC_765ED	0x30	/* Non-Intel 1MB-compatible FDC, can't detect */
 #define FDC_82072	0x40	/* Intel 82072; 8272a + FIFO + DUMPREGS */
 #define FDC_82077_ORIG	0x50	/* Original version of 82077AA, sans LOCK */
 #define FDC_82077	0x52	/* 82077AA-1 */
+#define FDC_82077_UNKN	0x53	/* Unknown 82077 variant */
 #define FDC_82078	0x60	/* 44pin 82078 or 64pin 82078SL */
 #define FDC_82078_1	0x61	/* 82078-1 (2Mbps fdc) */
+#define FDC_87306	0x63	/* National Semiconductor PC 87306 */
+
+/*
+ * Beware: the fdc type list is roughly sorted by increasing features.
+ * Presence of features is tested by comparing the FDC version id with the
+ * "oldest" version that has the needed feature.
+ * If during FDC detection, an obscure test fails late in the sequence, don't
+ * assign FDC_UNKNOWN. Else the FDC will be treated as a dumb 8272a, or worse.
+ * This is especially true if the tests are unneeded.
+ */
 
 #define FD_RESET_DELAY 20
 #endif

include/linux/pagemap.h

@@ -12,16 +12,29 @@ static inline unsigned long page_address(struct page * page)
 	return PAGE_OFFSET + PAGE_SIZE*(page - mem_map);
 }
 
-#define PAGE_HASH_SIZE 257
+#define PAGE_HASH_BITS 10
+#define PAGE_HASH_SIZE (1 << PAGE_HASH_BITS)
+
 #define PAGE_AGE_VALUE 16
 
 extern unsigned long page_cache_size;
 extern struct page * page_hash_table[PAGE_HASH_SIZE];
 
+/*
+ * We use a power-of-two hash table to avoid a modulus,
+ * and get a reasonable hash by knowing roughly how the
+ * inode pointer and offsets are distributed (ie, we
+ * roughly know which bits are "significant")
+ */
 static inline unsigned long _page_hashfn(struct inode * inode, unsigned long offset)
 {
-	offset ^= (unsigned long) inode;
-	return offset % PAGE_HASH_SIZE;
+#define i (((unsigned long) inode)/sizeof(unsigned long))
+#define o (offset >> PAGE_SHIFT)
+#define s(x) ((x)+((x)>>PAGE_HASH_BITS))
+	return s(i+o) & (PAGE_HASH_SIZE-1);
+#undef i
+#undef o
+#undef s
 }
 
 #define page_hash(inode,offset) page_hash_table[_page_hashfn(inode,offset)]

include/linux/sbpcd.h

@@ -181,9 +181,9 @@
 #define DBG_AUD	25	/* READ AUDIO debugging */
 #define DBG_SEQ	26	/* Sequoia interface configuration trace */
 #define DBG_LCS	27	/* Longshine LCS-7260 debugging trace */
-#define DBG_CD2	28	/* MKE CD200 debugging trace */
+#define DBG_CD2	28	/* MKE/Funai CD200 debugging trace */
 #define DBG_TEA	29	/* TEAC CD-55A debugging trace */
-#define DBG_TE2	30	/* TEAC CD-55A 2nd debugging level */
+#define DBG_ECS	30	/* ECS-AT (Vertos 100) debugging trace */
 #define DBG_000	31	/* unnecessary information */
 
 /*==========================================================================*/
@@ -240,7 +240,7 @@
  * LCS-7260 special status result bits:
  */
 #define p_lcs_door_locked	0x02
-#define p_lcs_door_closed	0x01
+#define p_lcs_door_closed	0x01 /* probably disk_in */
 
 /*
  * CR-52x special status result bits:
@@ -270,6 +270,14 @@
 #define pL_door_locked	0x02
 #define pL_door_closed	0x01
 
+#define pV_door_closed	0x40
+#define pV_spinning	0x20
+#define pV_check	0x10
+#define pV_success	0x08
+#define pV_busy		0x04
+#define pV_door_locked	0x02
+#define pV_disk_ok	0x01
+
 #define p1_door_closed	0x80
 #define p1_disk_in	0x40
 #define p1_spinning	0x20
@@ -313,9 +321,9 @@
 #define RESULT_READY	((inb(CDi_status)&s_not_result_ready)==0)
 
 /*
- * drive types (firmware versions):
+ * drive families and types (firmware versions):
  */
-#define drv_fam0	0x08		/* CR-52x family */
+#define drv_fam0	0x0100		/* CR-52x family */
 #define drv_199		(drv_fam0+0x01)	/* <200 */
 #define drv_200		(drv_fam0+0x02)	/* <201 */
 #define drv_201		(drv_fam0+0x03)	/* <210 */
@@ -323,25 +331,35 @@
 #define drv_211		(drv_fam0+0x05)	/* <300 */
 #define drv_300		(drv_fam0+0x06)	/* >=300 */
 
-#define drv_famL	0x10		/* Longshine family */
+#define drv_fam1	0x0200		/* CR-56x family */
+#define drv_099		(drv_fam1+0x01)	/* <100 */
+#define drv_100		(drv_fam1+0x02)	/* >=100, only 1.02 and 5.00 known */
+
+#define drv_fam2	0x0400		/* CD200 family */
+
+#define drv_famT	0x0800		/* TEAC CD-55A */
+
+#define drv_famL	0x1000		/* Longshine family */
 #define drv_260		(drv_famL+0x01)	/* LCS-7260 */
 #define drv_e1		(drv_famL+0x01)	/* LCS-7260, firmware "A E1" */
 #define drv_f4		(drv_famL+0x02)	/* LCS-7260, firmware "A4F4" */
 
-#define drv_fam1	0x20		/* CR-56x family */
-#define drv_099		(drv_fam1+0x01)	/* <100 */
-#define drv_100		(drv_fam1+0x02)	/* >=100, only 5.00 known here */
-
-#define drv_famT	0x40		/* TEAC CD-55A */
-#define drv_fam2	0x80		/* CD200 family */
+#define drv_famV	0x2000		/* ECS-AT (vertos-100) family */
+#define drv_at		(drv_famV+0x01)	/* ECS-AT, firmware "1.00" */
 
 #define fam0_drive	(D_S[d].drv_type&drv_fam0)
 #define famL_drive	(D_S[d].drv_type&drv_famL)
+#define famV_drive	(D_S[d].drv_type&drv_famV)
 #define fam1_drive	(D_S[d].drv_type&drv_fam1)
 #define fam2_drive	(D_S[d].drv_type&drv_fam2)
 #define famT_drive	(D_S[d].drv_type&drv_famT)
 #define fam0L_drive	(D_S[d].drv_type&(drv_fam0|drv_famL))
+#define fam0V_drive	(D_S[d].drv_type&(drv_fam0|drv_famV))
+#define famLV_drive	(D_S[d].drv_type&(drv_famL|drv_famV))
+#define fam0LV_drive	(D_S[d].drv_type&(drv_fam0|drv_famL|drv_famV))
 #define fam1L_drive	(D_S[d].drv_type&(drv_fam1|drv_famL))
+#define fam1V_drive	(D_S[d].drv_type&(drv_fam1|drv_famV))
+#define fam1LV_drive	(D_S[d].drv_type&(drv_fam1|drv_famL|drv_famV))
 #define fam01_drive	(D_S[d].drv_type&(drv_fam0|drv_fam1))
 #define fam12_drive	(D_S[d].drv_type&(drv_fam1|drv_fam2))
 #define fam2T_drive	(D_S[d].drv_type&(drv_fam2|drv_famT))
@@ -385,7 +403,6 @@
 #define audx13 0x0d /* Audio play operation successfully completed  */
 #define audx14 0x0e /* Audio play operation stopped due to error    */
 #define audx15 0x0f /* No current audio status to return            */
-
 /* audio status (bcd) */
 #define aud_11 0x11 /* Audio play operation in progress             */
 #define aud_12 0x12 /* Audio play operation paused                  */
@@ -393,7 +410,6 @@
 #define aud_14 0x14 /* Audio play operation stopped due to error    */
 #define aud_15 0x15 /* No current audio status to return            */
 
-
 /*
  * highest allowed drive number (MINOR+1)
  */
@@ -414,10 +430,8 @@
 #define MIXER_CD_Volume	0x28	/* internal SB Pro register address */
 
 /*==========================================================================*/
-/*
- * Creative Labs Programmers did this:
- */
-#define MAX_TRACKS	120	/* why more than 99? */
+
+#define MAX_TRACKS	99
 
 /*==========================================================================*/
 /*
@@ -596,6 +610,7 @@ Read XA Parameter:
  * CD200:       CMD2_
  * LCS-7260:    CMDL_
  * TEAC CD-55A: CMDT_
+ * ECS-AT:      CMDV_
  */
 #define CMD1_RESET	0x0a
 #define CMD2_RESET	0x01
@@ -605,14 +620,17 @@ Read XA Parameter:
 #define CMD2_LOCK_CTL	0x1e
 #define CMDT_LOCK_CTL	CMD2_LOCK_CTL
 #define CMDL_LOCK_CTL	0x0e
+#define CMDV_LOCK_CTL	CMDL_LOCK_CTL
 
 #define CMD1_TRAY_CTL	0x07
 #define CMD2_TRAY_CTL	0x1b
 #define CMDT_TRAY_CTL	CMD2_TRAY_CTL
 #define CMDL_TRAY_CTL	0x0d
+#define CMDV_TRAY_CTL	CMDL_TRAY_CTL
 
 #define CMD1_MULTISESS	0x8d
 #define CMDL_MULTISESS	0x8c
+#define CMDV_MULTISESS	CMDL_MULTISESS
 
 #define CMD1_SUBCHANINF	0x11
 #define CMD2_SUBCHANINF	0x??
@@ -630,23 +648,27 @@ Read XA Parameter:
 #define CMD2_PATH_CHECK	0x???
 #define CMDT_PATH_CHECK	0x???
 #define CMDL_PATH_CHECK	CMD0_PATH_CHECK
+#define CMDV_PATH_CHECK	CMD0_PATH_CHECK
 
 #define CMD0_SEEK	0x01
 #define CMD1_SEEK	CMD0_SEEK
 #define CMD2_SEEK	0x2b
 #define CMDT_SEEK	CMD2_SEEK
 #define CMDL_SEEK	CMD0_SEEK
+#define CMDV_SEEK	CMD0_SEEK
 
 #define CMD0_READ	0x02
 #define CMD1_READ	0x10
 #define CMD2_READ	0x28
 #define CMDT_READ	CMD2_READ
 #define CMDL_READ	CMD0_READ
+#define CMDV_READ	CMD0_READ
 
 #define CMD0_READ_XA	0x03
 #define CMD2_READ_XA	0xd4
 #define CMD2_READ_XA2	0xd5
 #define CMDL_READ_XA	CMD0_READ_XA /* really ?? */
+#define CMDV_READ_XA	CMD0_READ_XA
 
 #define CMD0_READ_HEAD	0x04
 
@@ -654,11 +676,13 @@ Read XA Parameter:
 #define CMD1_SPINUP	0x02
 #define CMD2_SPINUP	CMD2_TRAY_CTL
 #define CMDL_SPINUP	CMD0_SPINUP
+#define CMDV_SPINUP	CMD0_SPINUP
 
 #define CMD0_SPINDOWN	0x06 /* really??? */
 #define CMD1_SPINDOWN	0x06
 #define CMD2_SPINDOWN	CMD2_TRAY_CTL
 #define CMDL_SPINDOWN	0x0d
+#define CMDV_SPINDOWN	CMD0_SPINDOWN
 
 #define CMD0_DIAG	0x07
 
@@ -666,6 +690,7 @@ Read XA Parameter:
 #define CMD1_READ_UPC	0x88
 #define CMD2_READ_UPC	0x???
 #define CMDL_READ_UPC	CMD0_READ_UPC
+#define CMDV_READ_UPC	0x8f
 
 #define CMD0_READ_ISRC	0x09
 
@@ -673,6 +698,7 @@ Read XA Parameter:
 #define CMD1_PLAY	0x???
 #define CMD2_PLAY	0x???
 #define CMDL_PLAY	CMD0_PLAY
+#define CMDV_PLAY	CMD0_PLAY
 
 #define CMD0_PLAY_MSF	0x0b
 #define CMD1_PLAY_MSF	0x0e
@@ -688,6 +714,7 @@ Read XA Parameter:
 #define CMD2_STATUS	0x00
 #define CMDT_STATUS	CMD2_STATUS
 #define CMDL_STATUS	CMD0_STATUS
+#define CMDV_STATUS	CMD0_STATUS
 #define CMD2_SEEK_LEADIN 0x00
 
 #define CMD0_READ_ERR	0x82
@@ -695,12 +722,14 @@ Read XA Parameter:
 #define CMD2_READ_ERR	0x03
 #define CMDT_READ_ERR	CMD2_READ_ERR /* get audio status */
 #define CMDL_READ_ERR	CMD0_READ_ERR
+#define CMDV_READ_ERR	CMD0_READ_ERR
 
 #define CMD0_READ_VER	0x83
 #define CMD1_READ_VER	CMD0_READ_VER
 #define CMD2_READ_VER	0x12
 #define CMDT_READ_VER	CMD2_READ_VER /* really ?? */
 #define CMDL_READ_VER	CMD0_READ_VER
+#define CMDV_READ_VER	CMD0_READ_VER
 
 #define CMD0_SETMODE	0x84
 #define CMD1_SETMODE	0x09
@@ -728,6 +757,7 @@ Read XA Parameter:
 #define CMD2_READSUBQ	0x42
 #define CMDT_READSUBQ	CMD2_READSUBQ
 #define CMDL_READSUBQ	CMD0_READSUBQ
+#define CMDV_READSUBQ	CMD0_READSUBQ
 
 #define CMD0_DISKCODE	0x8a
 
@@ -736,22 +766,26 @@ Read XA Parameter:
 #define CMD2_DISKINFO	0x43
 #define CMDT_DISKINFO	CMD2_DISKINFO
 #define CMDL_DISKINFO	CMD0_DISKINFO
+#define CMDV_DISKINFO	CMD0_DISKINFO
 
 #define CMD0_READTOC	0x8c
 #define CMD1_READTOC	CMD0_READTOC
 #define CMD2_READTOC	0x???
 #define CMDL_READTOC	CMD0_READTOC
+#define CMDV_READTOC	CMD0_READTOC
 
 #define CMD0_PAU_RES	0x8d
 #define CMD1_PAU_RES	0x0d
 #define CMD2_PAU_RES	0x4b
 #define CMDT_PAUSE	CMD2_PAU_RES
 #define CMDL_PAU_RES	CMD0_PAU_RES
+#define CMDV_PAUSE	CMD0_PAU_RES
 
 #define CMD0_PACKET	0x8e
 #define CMD1_PACKET	CMD0_PACKET
 #define CMD2_PACKET	0x???
 #define CMDL_PACKET	CMD0_PACKET
+#define CMDV_PACKET	0x???
 
 /*==========================================================================*/
 /*==========================================================================*/

include/linux/sched.h

@@ -92,6 +92,10 @@ extern int nr_running, nr_tasks;
 #define SCHED_FIFO		1
 #define SCHED_RR		2
 
+struct sched_param {
+	int sched_priority;
+};
+
 #ifndef NULL
 #define NULL ((void *) 0)
 #endif
@@ -195,7 +199,7 @@ struct task_struct {
 	struct wait_queue *wait_chldexit;	/* for wait4() */
 	unsigned short uid,euid,suid,fsuid;
 	unsigned short gid,egid,sgid,fsgid;
-	unsigned long timeout, policy;
+	unsigned long timeout, policy, rt_priority;
 	unsigned long it_real_value, it_prof_value, it_virt_value;
 	unsigned long it_real_incr, it_prof_incr, it_virt_incr;
 	struct timer_list real_timer;
@@ -273,7 +277,7 @@ struct task_struct {
 /* suppl grps*/ {NOGROUP,}, \
 /* proc links*/ &init_task,&init_task,NULL,NULL,NULL,NULL, \
 /* uid etc */	0,0,0,0,0,0,0,0, \
-/* timeout */	0,SCHED_OTHER,0,0,0,0,0,0, \
+/* timeout */	0,SCHED_OTHER,0,0,0,0,0,0,0, \
 /* timer */	{ NULL, NULL, 0, 0, it_real_fn }, \
 /* utime */	0,0,0,0,0, \
 /* flt */	0,0,0,0,0,0, \

include/linux/smp.h

@@ -8,7 +8,6 @@
 
 #ifdef __SMP__
 #include <asm/smp.h>
-#include <asm/smp_lock.h>
  
 extern void smp_message_pass(int target, int msg, unsigned long data, int wait);
 extern void smp_boot_cpus(void);		/* Boot processor call to load the other CPU's */

include/linux/smp_lock.h

+#ifndef __LINUX_SMPLOCK_H
+#define __LINUX_SMPLOCK_H
+
+#ifdef __SMP__
+#include <asm/pgtable.h>
+#include <asm/smp_lock.h>
+#endif
+
+#endif

include/linux/time.h

 #ifndef _LINUX_TIME_H
 #define _LINUX_TIME_H
 
+struct timespec {
+        long    tv_sec;         /* seconds */
+        long    tv_nsec;        /* nanoseconds */
+};
+
 struct timeval {
 	int	tv_sec;		/* seconds */
 	int	tv_usec;	/* microseconds */
@@ -32,6 +37,11 @@ void do_settimeofday(struct timeval *tv);
 #define	ITIMER_VIRTUAL	1
 #define	ITIMER_PROF	2
 
+struct  itimerspec {
+        struct  timespec it_interval;    /* timer period */
+        struct  timespec it_value;       /* timer expiration */
+};
+
 struct	itimerval {
 	struct	timeval it_interval;	/* timer interval */
 	struct	timeval it_value;	/* current value */

kernel/ksyms.c

@@ -12,6 +12,7 @@
 #include <linux/module.h>
 #include <linux/config.h>
 #include <linux/kernel.h>
+#include <linux/smp.h>
 #include <linux/fs.h>
 #include <linux/blkdev.h>
 #include <linux/sched.h>
@@ -38,6 +39,7 @@
 #include <linux/ext2_fs.h>
 #include <linux/random.h>
 #include <linux/mount.h>
+#include <linux/pagemap.h>
 
 extern unsigned char aux_device_present, kbd_read_mask;
 
@@ -222,6 +224,7 @@ struct symbol_table symbol_table = {
  	X(mem_map),
  	X(remap_page_range),
 	X(high_memory),
+	X(update_vm_cache),
 
 	/* filesystem internal functions */
 	X(getname),
@@ -252,6 +255,8 @@ struct symbol_table symbol_table = {
 	X(dcache_add),
 	X(aout_core_dump),
 	X(add_blkdev_randomness),
+	X(generic_file_read),
+	X(generic_readpage),
 
 	/* device registration */
 	X(register_chrdev),
@@ -560,10 +565,7 @@ struct symbol_table symbol_table = {
 	X(proc_unregister),
 	X(in_group_p),
 	X(generate_cluster),
-#ifdef CONFIG_SCSI
 	X(proc_scsi),
-	X(proc_scsi_inode_operations),
-#endif
 	X(proc_net_inode_operations),
 	X(proc_net),
 #endif

kernel/sched.c

@@ -31,6 +31,7 @@
 #include <asm/io.h>
 #include <asm/segment.h>
 #include <asm/pgtable.h>
+#include <asm/mmu_context.h>
 
 #include <linux/timex.h>
 
@@ -206,7 +207,7 @@ static inline int goodness(struct task_struct * p, int this_cpu)
 	 * into account).
 	 */
 	if (p->policy != SCHED_OTHER)
-		return 1000 + p->priority;
+		return 1000 + p->rt_priority;
 
 	/*
 	 * Give the process a first-approximation goodness value
@@ -338,6 +339,7 @@ asmlinkage void schedule(void)
 			timer.function = process_timeout;
 			add_timer(&timer);
 		}
+		get_mmu_context(next);
 		switch_to(next);
 		if (timeout)
 			del_timer(&timer);
@@ -936,6 +938,167 @@ asmlinkage int sys_nice(int increment)
 	return 0;
 }
 
+static struct task_struct *find_process_by_pid(pid_t pid) {
+	struct task_struct *p, *q;
+
+	if (pid == 0)
+		p = current;
+	else {
+		p = 0;
+		for_each_task(q) {
+			if (q && q->pid == pid) {
+				p = q;
+				break;
+			}
+		}
+	}
+	return p;
+}
+
+static int setscheduler(pid_t pid, int policy, 
+			struct sched_param *param)
+{
+	int error;
+	struct sched_param lp;
+	struct task_struct *p;
+
+	if (!param || pid < 0)
+		return -EINVAL;
+
+	error = verify_area(VERIFY_READ, param, sizeof(struct sched_param));
+	if (error)
+		return -EINVAL;
+        memcpy_fromfs(&lp, param, sizeof(struct sched_param));
+
+	p = find_process_by_pid(pid);
+	if (!p)
+		return -ESRCH;
+			
+	if (policy < 0)
+		policy = p->policy;
+	else if (policy != SCHED_FIFO && policy != SCHED_RR &&
+		 policy != SCHED_OTHER)
+		return -EINVAL;
+	
+	/*
+	 * Valid priorities for SCHED_FIFO and SCHED_RR are 1..99, valid
+         * priority for SCHED_OTHER is 0.
+	 */
+	if (lp.sched_priority < 0 || lp.sched_priority > 99)
+		return -EINVAL;
+	if ((policy == SCHED_OTHER) != (lp.sched_priority == 0))
+		return -EINVAL;
+
+	if ((policy == SCHED_FIFO || policy == SCHED_RR) && !suser())
+		return -EPERM;
+	if ((current->euid != p->euid) && (current->euid != p->uid) &&
+	    !suser())
+		return -EPERM;
+
+	p->policy = policy;
+	p->rt_priority = lp.sched_priority;
+	schedule();
+
+	return 0;
+}
+
+asmlinkage int sys_sched_setscheduler(pid_t pid, int policy, 
+				      struct sched_param *param)
+{
+	return setscheduler(pid, policy, param);
+}
+
+asmlinkage int sys_sched_setparam(pid_t pid, struct sched_param *param)
+{
+	return setscheduler(pid, -1, param);
+}
+
+asmlinkage int sys_sched_getscheduler(pid_t pid)
+{
+	struct task_struct *p;
+
+	if (pid < 0)
+		return -EINVAL;
+
+	p = find_process_by_pid(pid);
+	if (!p)
+		return -ESRCH;
+			
+	return p->policy;
+}
+
+asmlinkage int sys_sched_getparam(pid_t pid, struct sched_param *param)
+{
+	int error;
+	struct task_struct *p;
+	struct sched_param lp;
+
+	if (!param || pid < 0)
+		return -EINVAL;
+
+	error = verify_area(VERIFY_WRITE, param, sizeof(struct sched_param));
+	if (error)
+		return -EINVAL;
+
+	p = find_process_by_pid(pid);
+	if (!p)
+		return -ESRCH;
+
+	lp.sched_priority = p->rt_priority;
+	memcpy_tofs(param, &lp, sizeof(struct sched_param));
+
+	return 0;
+}
+
+asmlinkage int sys_sched_yield(void)
+{
+	/* ... not yet implemented ... */
+	return -ENOSYS;
+}
+
+asmlinkage int sys_sched_get_priority_max(int policy)
+{
+	switch (policy) {
+	      case SCHED_FIFO:
+	      case SCHED_RR:
+		return 99;
+	      case SCHED_OTHER:
+		return 0;
+	}
+
+	return -EINVAL;
+}
+
+asmlinkage int sys_sched_get_priority_min(int policy)
+{
+	switch (policy) {
+	      case SCHED_FIFO:
+	      case SCHED_RR:
+		return 1;
+	      case SCHED_OTHER:
+		return 0;
+	}
+
+	return -EINVAL;
+}
+
+asmlinkage int sys_sched_rr_get_interval(pid_t pid, struct timespec *interval)
+{
+	int error;
+	struct timespec t;
+
+	error = verify_area(VERIFY_WRITE, interval, sizeof(struct timespec));
+	if (error)
+		return -EINVAL;
+	
+	t.tv_sec = 0;
+	t.tv_nsec = 0;   /* <-- Linus, please fill correct value in here */
+	return -ENOSYS;  /* and then delete this line. Thanks!           */
+	memcpy_tofs(interval, &t, sizeof(struct timespec));
+
+	return 0;
+}
+
 static void show_task(int nr,struct task_struct * p)
 {
 	unsigned long free;

mm/filemap.c

@@ -138,7 +138,6 @@ void update_vm_cache(struct inode * inode, unsigned long pos, const char * buf,
 	if (page) {
 		unsigned long addr;
 
-		page->count++;
 		if (!page->uptodate)
 			sleep_on(&page->wait);
 		addr = page_address(page);