release_notes.txt

CIRRUS 公司EP93XX系列CPU的WINCE下的BSP

                        Release note for the Windows CE .net BSP for EDB9307/EDB9312/EDB9315.
                                   1.3.7 Release 

ISSUE DATE:
    06-10-2005

BUILD DATE:
    06-10-2005

PACKAGE VERSION:
    1-3-7

QUALIFICATION STATUS:
    Release

ARCHIVE: 
    stars/orion/dev/9312/wince420/platform/ep931x

BUILD TAG:
    orion_1_3_7
    
MODULES:
    All modules under stars/orion/dev/9312/wince420/platform/ep931x

INSTALLATION:
    See \ep931x\documents\bspsetup.doc on to install.

TOOLS:
    Windows CE .net Platform Builder 4.2.

TEST METHOD:
    See Orion EDB9307/EDB9312/EDB9315 test plan.

BOARDS SUPPORTED:
    EDB9307
    EDB9312
    EDB9315

WHAT'S NEW:

    The following are new features added to this version.
    
    1. Hardware accelerated GDI function BitBlit
    2. DirectDraw based display driver
    3. Boot from PCMCIA CF card or CF card/harddisk in IDE port
    4. Strata flash file system driver
    5. PIO audio driver
    6. PS/2 keyboard driver and app notes


DEVICE DRIVERS:

    Name:       Bi-directional PS2 keyboard driver
    Directory:  ep931x\drivers\ps2kb
    State:      Functional with hardware modification.
    
    

    Name:       ATAPI/IDE driver
    Directory:  ep931x\drivers\atapi
    State:      Functional
    Errata:     1.  PIO mode 4 seems to work on most newer ide devices.  
                    All hard drives, cd roms and DVD drives worked.
                2.  UDMA Hardware workaround beta completed.
                    Most newer CD Roms and Hard drives work.



    Name:       DirectDraw based display driver with hardware acceleration
    Directory:  ep931x\drivers\display\accel
    State:      Functional
    Errata:     Accelerated Display driver supports:
                *  HW cursor acceleration, 
                *  Line Draw
                *  Block Fill
                *  Block Copy
                *  DirectDraw support

                Supports the following CRT modes: 640x480x8, 640x480x16, 640x480x24, 
                800x600x16, 1024x768x8, 1280x1024x8.

                Also suports: CRT, Phillips LB064V02 LCD, NEC NL6448AC33-29 LCD and Conexant NTSC encoder.

    Name:       Flat Display driver
    Directory:  ep931x\drivers\display\flat
    State:      Functioal.
    Errata      Supports the following CRT modes: 640x480x8, 640x480x16, 
                640x480x24, 800x600x16, 1024x768x8, 1280x1024x8.

                Also Supports: CRT, Phillips LB064V02 LCD, NEC NL6448AC33-29 LCD and Conexant NTSC encoder.

    Name:       Crunch Library
    Directory:  ep931x\crunchlib
    State:      Functional
    Note:       See ep931x\crunchlib\userguide.doc for documentation.  

    Name:       ep931x Internal Ethernet Debug driver.
    Directory:  ep931x\drivers\ethdbg\cs8950
    State:      Functional

    Name:       English only PS/2 keyboard driver.
    Directory:  ep931x\drivers\kbdmouse\keyboardps2
    State:      Removed from catalog but source code still exists.

    Name:       Cherry keyboard/Keypad driver.
    Directory:  ep931x\drivers\kbdmouse\keypad
    State:      Functional.
    Errata:     Only 64 of the 83 keys work.  
                Can also be used with the keys on the Kittyhawk development board.
                Mainly for an example only.

    Name:       Intel Strata Flash File System Driver
    Directory:  ep931x\drivers\fsd
    State:      Not Fully Tested with CETK.

    Name:       Serial mouse driver.
    Directory:  ep931x\drivers\mouse\sermouse
    State:      Removed from catalog but source code still exists.

    Name:       Serial driver
    Directory:  ep931x\drivers\serial
    State:      Functional.

    Name:       Touch Driver
    Directory:  ep931x\drivers\touch
    State:      Functional. 

    Name:       Wave device driver.
    Directory:  ep931x\drivers\wavdev
    State:      Functional.
    Errata:     Both I2S and AC97 audio are supported.
                Added support for playback using PIO instead of DMA. See platform.reg.


    Name:       Ethernet boot loader.
    Directory:  ep931x\eboot
    State:      Functional.
    Errata:     1.  Internal Ethernet download works.
                2.  NE2000 Ethernet download capability. Works with Corega Ether PCC-T pcmcia ethernet card.
                    May work with Socket LP-E compact flash ethernet card.  Not supported by Cirrus.
                3.  Flash programming support for Intel J3 2x16.
                4.  Boot from CF card in PCMCIA slot or from CF card/harddisk in IDE port functional.

    Name:       gwe
    Directory:  ep931x\gwe
    State:      Functional.

    Name:       kernel
    Directory:  ep931x\kernel
    State:      Functional.
    Errata:     1.  Internal Ethernet debug works.
                2.  NE2000 Ethernet debug.  Works with Corega Ether PCC-T pcmcia ethernet card.
                    May work with Socket LP-E compact flash ethernet card.  Feature not supported by Cirrus.
                3.  Profiling kernel is untested.
                
    Name:       Internal Ethernet NDIS driver.
    Directory:  ep931x\drivers\ethermac
    State:      Functional.

    Name:       Irda SIR Driver
    Directory:  In Platform builder
    State:      Functional

    Name:       PCMCIA
    Directory:  ep931x\drivers\pcmcia
    State:      Functional. 

    Name:       USB
    Directory:  ep931x\drivers\usb
    State:      Functional

OTHER KNOWN ISSUES:

    The following are known bugs:

    1.  I2S waveout hardware volume control is disabled by default.

    2.  On older EDB9315 boards there is a known issue with using Intel J3C strataflash with XIP.
        
    3.  There is a known issue with D1 chip's support to Kingston 512MB compact flash card. No such issue with E0 chip.
    
    4.  I2S and AC'97 audio channel are reversed when using DMA mode.