changelog

神龙卡开发原代码

	* preprocessing filter is now 1 by default everywhere

	* new file ChangeLog.sm2288firmware

	* sm2288 ucode update 516

2002-10-04  Emmanuel Michon  <[e-mail]>

	* ENCODER AUDIO ChannelCopy property

2002-10-03  Emmanuel Michon  <[e-mail]>

	* added some SM2288 specific documentation, especially how
	to build the SM2288_DIAG version

2002-10-02  Emmanuel Michon  <[e-mail]>

	* RUA version 51

	* PCR interrupt and IDecoderBoard_PcrInterruptProc

	* RUA version 50

	* new application playaudio

	* tasklet is now scheduled every two vsync interrupts (30 times
	per second opposed to 60 times per second)
	
	* RUA version 49

	* copy_to/from_user -> logging_copy_to/from_user.
	
	* diagnosis of SM2288: csm2288.c (bulk of the code), new ioctl
	SM2288_DIAGNOSIS

2002-09-30  Emmanuel Michon  <[e-mail]>

	* new sm2288 properties ENCODER,VIDEO,MotionSearchRangeP
	ENCODER,VIDEO,MotionSearchRangeB1 and ENCODER,VIDEO,MotionSearchRangeB2

2002-09-27  Emmanuel Michon  <[e-mail]>

	* RUA version 48

	* modified inclusion strategy; realmagichwl_userland_api.h is now
	present in two directories but is a shared file

2002-09-27  Julien Soulier  <[e-mail]>

	* hardware library now compiles without warnings

2002-09-26  Emmanuel Michon  <[e-mail]>

	* RUA version 47

	* removed the delayed field in encoderproperty

	* RUA version 46

	* osdbuf can now be refreshed on demand (just like yuvbuf)

	* RUA version 45

	* changes of settings on sm2288 does not need encoderprivate_softreset anymore;
	parameters are flushed: when starting to encode when mux stops

2002-09-23  Emmanuel Michon  <[e-mail]>

	* RUA version 44

	* sm2288 end of stream is now detected with 0 0 1 b9 not 0 0 1 b7

	* asynchronous DMA option is disabled by default to spare
	memory on embedded platforms

2002-09-20  Emmanuel Michon  <[e-mail]>

	* RUA version 43

	* RMMemset is now a macro

	* added first code for /proc interface

	* added ioctlmonitor

	* sm2288 ucode update 508

2002-09-17  Julien Soulier  <[e-mail]>

	* RUA version 42

	* protect usage of async/sync transfer

	* add option enable/disable asyncdma transfer
	

2002-09-12  Emmanuel Michon  <[e-mail]>

	* RUA version 41

	* julien implements asynchronous dma to send MPEG data

	* RUA version 40

	* new css and macrovision build switches

2002-09-11  Emmanuel Michon  <[e-mail]>

	* RUA version 39

	* customized config.h to build tailored versions (without encoder...)

	* added SM2288 property ENCODERVIDEOPreprocessingFilterLevel

2002-09-09  Emmanuel Michon  <[e-mail]>

	* RUA version 38

2002-09-06  Emmanuel Michon  <[e-mail]>

	* RUA version 37

	* RUA_DECODER_FEEDME now fails also if the matching FIFO
	has a pending STOP command

2002-09-04  Emmanuel Michon  <[e-mail]>

	* sm2288 ucode update 470

	* readable form properties in debug mode

2002-09-03  Emmanuel Michon  <[e-mail]>

	* separate STOPs happenings for video, audio and spu

2002-08-23  Emmanuel Michon  <[e-mail]>

	* sm2288 AC3 encoding works: check with
	$ AC3AUDIO=1 ./encode2file 0 toto.mpg

	* ``delayed'' field for encoder properties. It is now important
	not to forget to clear all the fields of encoderproperty struct,
	it can be done this way: encoderproperty Ep={0,};

2002-08-22  Emmanuel Michon  <[e-mail]>

	* new yuvbuf to handle large images, both with normal and special microcode

2002-08-18  Mathieu Lacage <[e-mail]>

	* add new event: STOP which is returned by wait to signal that
	a STOP has occured during the wait. This changes the main loop:
	while (feedme) {wait} to:
	while (feedme) {wait (event); if (event == stop) {break;}}

2002-08-07  Emmanuel Michon  <[e-mail]>

	* encode2file supports SVIDEO input as environment switch

	* new tool: allreset

2002-08-06  Emmanuel Michon  <[e-mail]>

	* encoder support: read can be blocking or nonblocking: change in RUA_OpenDevice

2002-08-05  Emmanuel Michon  <[e-mail]>

	* added support for SECAM tuner

2002-07-26  Emmanuel Michon  <[e-mail]>

	* moved a lot of realmagichwl.h in realmagichwl_userland_api.h for simplicity

	* using one wait queue instead of five

	* rmgrep

	* SM2288 reset has same duration but is not a busy wait anymore

	* reenabled EOS code for SM2288

2002-07-09  Emmanuel Michon  <[e-mail]>

	* now using CVS

2002-06-27  Emmanuel Michon  <[e-mail]>

	* rewrote unpack_intel.c in GNU assembly

2002-06-19  Emmanuel Michon  <[e-mail]>

	* encode2file.c: on-the-fly bitrate switch now is optional,
	use export BITRATE_SWITCH_TEST=1 to enable it.

2002-06-14  Emmanuel Michon  <[e-mail]>

	* osdbuf now supports various sizes

2002-06-12  Emmanuel Michon  <[e-mail]>

	* rmmod_realmagichwl_kernelland.sh script

2002-06-11  Emmanuel Michon  <[e-mail]>

	* release alpha-15

	* DECODER_STOP must not flush OSD when matching osdbuf is active (fixed)

2002-06-06  Emmanuel Michon  <[e-mail]>

	* release alpha-14

	* now possible to map the osdbuf (with its palette)

	* IOCTL_DEBUG (see ioctldebug.c)

	* IOCTL_DECODER_RESET (=hwlprivate_hardreset)
	now resets also any prior scaling/zooming

	* parameters width= and height= for realmagichwl_kernelland_yuvbuf.o,
	changes in yuvbuf_control.c

2002-06-04  Emmanuel Michon  <[e-mail]>

	* release alpha-11

	* YUV buffer has tearing and color artifacts

	* YUV buffer mmapping code (see yuvbufdemo.c)

2002-05-31  Emmanuel Michon  <[e-mail]>

	* new yuvbuf_control.c application, only way to disable a running yuvbuf

	* fixed small grabbing bug

	* made i2csample.c use the i2c-connected eeprom (easy and clear example)

	* ChangeLog moved from realmagichwl_kernelland/ to realmagichwl_userland/
	like the READMEs

2002-05-30  Emmanuel Michon  <[e-mail]>

	* realmagichwl_kernelland_yuvbuf: DMA-refreshed user-mappable YUV buffer.
	Refer to yuvbufdemo.c

	* sample code for i2c properties

	* new set of properties allowing realmagichwl control from RMF also
	(osdbuf, fb)

	* found better solution for 30ms delay (VideoHwStop)

	* found better solution for 60ms delay (force dma xfer counter to zero)

	* close caption interrupt

	* disabled RGB grab. enabled YUV grab with sample code: grab.c

2002-05-28  Emmanuel Michon  <[e-mail]>

	* hwreset / IDecoder_WriteDisplayFrameYUV timing bug (need >=30ms delay here)

	* integration of YUV image display in quasar video memory 

	* fixed osd dma xfer / hwreset timing bug (need >=60ms delay here)
	that would prevent OSD framebuffer to be refreshed properly across
	IDecoderBoard_HwReset

	* Fabrice branched EM85xx (Jasper) version of kernel module

2002-05-16  Emmanuel Michon  <[e-mail]>

	* separation of features in four kernel modules, see README.realmagichwl

2002-04-24  Emmanuel Michon  <[e-mail]>

	* release alpha-7

	* REALMAGICHWL_IOCTL_SEND_PID now is REALMAGICHWL_IOCTL_SIGNAL_ME_IRQ
	and takes no argument

	* more header consistency

	* fbprivate does not use pdev to rewind to pQ

	* separate probe/pciprobe

	* common.mk REALMAGICHWL_FEATURES

	* complete rewrite of makefiles

2002-04-23  Emmanuel Michon  <[e-mail]>

	* added do { block } while (0) kernel trick for safe expansions

2002-04-17  Emmanuel Michon  <[e-mail]>

	* SMP safety: see comment in rmmemorymanager.c

2002-04-15  Emmanuel Michon  <[e-mail]>

	* release alpha-6

	* changed csc so that it operates on range 0<=x<65536 (unsigned short) 
	--- no more ``double'' in the kernel

	* close GOP: use set on RMParamHMuxGOP property (untested)

	* RMParamHVideoMuxVCDStyle is now known as RMParamHMuxVCDStyle

	* RMParamHVideoMuxFormat is now known as RMParamHMuxFormat

	* encoder accumulation ioctl disappears; to get it use
	now RMEncoderByteAccumulated property

	* encoder properties can now be any length 

2002-04-02  Emmanuel Michon  <[e-mail]>

	* release alpha-5

	* added ``set speed'' property

	* added REALMAGICHWL_IOCTL_DECODER_GRAB (grabbing in
	two steps). See doc and sample code in playm2v.c

2002-03-31  Emmanuel Michon  <[e-mail]>

	* release alpha-4

	* removed 0.5s sleep and handled problems related to this 
		
	* separate reset for decoder and encoder

2002-03-20  Emmanuel Michon  <[e-mail]>

	* release alpha-3

	* first access unit pointer now handled by demux

	* new ctvtuner

	* changes in csaa7114

	* moved irq.c functions in private area

	* moved private parts in new directory

2002-03-14  Emmanuel Michon  <[e-mail]>

	* added REALMAGICHWL_IOCTL_CLEAR_MODULE_USE_COUNT ioctl

2002-03-01  Emmanuel Michon  <[e-mail]>

	* variable size properties ok

	* NOOSDFB conditional

	* fixed ``deprecated'' variables problem

	* fixed playback sync

2002-02-21  Emmanuel Michon  <[e-mail]>

	* README.realmagichwl file

	* CARIBBEAN porting

	* clarification of RUA

	* removed mum.pl

	* checked-in stream machine microcode version 403

	* got rid of STREAMMACHINE flag --- I don't want to support
	two versions of the kernel module with different ioctl sets

	* better logging

2002-02-20  Emmanuel Michon  <[e-mail]>

	* fixed osdfb console scrolling (must be pretty cpu intensive now :-( )

	* fixed CNova__WaitVSync bug (OSTimeGetTime computes now on 64 bits)

2002-02-19  Emmanuel Michon  <[e-mail]>

	* could run three decodings, three framebuffers, two encodings 
	simultaneously in a 450MHz PC with 128MB RAM (two harmony
	and one quad'EM8470). All stable but encoders show some macroblocks.

	* use of pContext to rewind to osdfb packet address translation (Windows uses it for ACPI)

	* working on multiple boards problems

	* stabilized encoder

	* stabilized osdfb

	* stabilized decoder