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# $Id: w11a_os_guide.txt 428 2011-11-20 12:19:31Z mueller $
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# $Id: w11a_os_guide.txt 442 2011-12-23 10:03:28Z mueller $
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Guide to run operating system images on w11a systems
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Guide to run operating system images on w11a systems
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Table of content:
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Table of content:
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Notes: - A USB-RS232 cable with a Prolific Technology PL2303 chip simply
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Notes: - A USB-RS232 cable with a Prolific Technology PL2303 chip simply
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never gave reliable connections for higher Baud rates.
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never gave reliable connections for higher Baud rates.
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- A USB-RS232 cable with a FTDI FT232R chip, like the cable offered
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- A USB-RS232 cable with a FTDI FT232R chip, like the cable offered
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by FTDI as US232R-100 worked fine.
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by FTDI as US232R-100 worked fine.
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- For FTDI USB-RS232 cables it is essential to set the latency
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- On older linux kernels (prior 2.6.32) it is essential to set the
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timer to 1 ms (from the power in default of 16 ms), e.g. with
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latency timer for the FTDI USB-RS232 cable to 1 ms (from the power
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in default of 16 ms), e.g. with
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sudo $RETROBASE/tools/bin/set_ftdi_lat USB0 1
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sudo $RETROBASE/tools/bin/set_ftdi_lat USB0 1
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For linux kernel 2.6.32 or newer the default is 1 ms already.
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- the following assumes that a USB-RS232 cable with FTDI chip is used
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- the following assumes that a USB-RS232 cable with FTDI chip is used
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A 460k Baud connection gives in practice a disk throughput of about 20 kB/s.
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A 460k Baud connection gives in practice a disk throughput of about 20 kB/s.
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This allows to test the system but is a bit slow to real usage. In an OS
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This allows to test the system but is a bit slow to real usage. In an OS
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with good disk caching like 2.11BSD the impact of such a 'slow disk' is
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with good disk caching like 2.11BSD the impact of such a 'slow disk' is
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2. FPGA Board setup -------------------------------------------------------
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2. FPGA Board setup -------------------------------------------------------
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- for s3board and nexys2
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- for s3board and nexys2
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- connect the USB-RS232 cable to the RS232 port of the s3board or nexys2
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- connect the USB-RS232 cable to the RS232 port of the s3board or nexys2
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- set the latency timer of the USB-RS232, e.g. with
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- for kernel < 2.6.32: set the latency timer of the USB-RS232, e.g. with
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sudo $RETROBASE/tools/bin/set_ftdi_lat USB0 1
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sudo $RETROBASE/tools/bin/set_ftdi_lat USB0 1
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- ensure that all 8 switches are in '0' position
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- ensure that all 8 switches are in the indicated positions (SWI=xxxxxxxx)
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- load the w11a design into the FPGA, e.g. via impact
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- load the w11a design into the FPGA, e.g. via impact
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- for nexys3
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- for nexys3
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- connect USB cable to the 'usb uart' port (next to the 5 buttons)
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- connect USB cable to the 'usb uart' port (next to the 5 buttons)
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- ensure that all 8 switches are in '0' position
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- ensure that all 8 switches are in the indicated positions (SWI=xxxxxxxx)
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- load the w11a design into the FPGA, e.g. via impact
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- load the w11a design into the FPGA, e.g. via impact
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3. Unix V5 system ---------------------------------------------------------
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3. Unix V5 system ---------------------------------------------------------
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- A disk set is available from
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- A disk set is available from
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http://www-linux.gsi.de/~mueller/retro/oc_w11/data/unix_v5_rkset.tgz
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http://www-linux.gsi.de/~mueller/retro/oc_w11/data/unix_v5_rkset.tgz
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Download, unpack and copy the disk images (*.dsk) to
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Download, unpack and copy the disk images (*.dsk) to
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$RETROBASE/rtl/sys_gen/w11a/tb
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$RETROBASE/rtl/sys_gen/w11a/tb
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- Setup USB-RS232 cable, start xterm in vt100 mode and the server backend
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- Setup USB-RS232 cable, start xterm in vt100 mode and the server backend
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Note: It is essential that the settings of the board switches are correct
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in the following indicated by SWI = xxxxxxxx.
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cd $RETROBASE/rtl/sys_gen/w11a/tb
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cd $RETROBASE/rtl/sys_gen/w11a/tb
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sudo $RETROBASE/tools/bin/set_ftdi_lat USB0 1
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sudo $RETROBASE/tools/bin/set_ftdi_lat USB0 1
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telnet_starter -d DL0 &
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telnet_starter -d DL0 &
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[for s3,n2:] dorri -u0,460 @uv5_boot.pcmd
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[for s3,n2:]
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[for n3:] dorri -u0,500,1,0 @uv5_boot.pcmd
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SWI = 00000010
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dorri -u0,460,1,2 @uv5_boot.pcmd
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[for n3:]
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SWI = 00000010
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dorri -u0,2000,1,2 @uv5_boot.pcmd
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- the boot dialog in the console xterm window will look like
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- the boot dialog in the console xterm window will look like
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(required input is in {..}, with {} denoting a carriage return:
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(required input is in {..}, with {} denoting a carriage return:
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@{unix}
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@{unix}
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http://www-linux.gsi.de/~mueller/retro/oc_w11/data/211bsd_rkset.tgz
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http://www-linux.gsi.de/~mueller/retro/oc_w11/data/211bsd_rkset.tgz
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Download, unpack and copy the disk images (*.dsk) to
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Download, unpack and copy the disk images (*.dsk) to
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$RETROBASE/rtl/sys_gen/w11a/tb
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$RETROBASE/rtl/sys_gen/w11a/tb
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- Setup USB-RS232 cable, start two xterm in vt100 mode and the server backend
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- Setup USB-RS232 cable, start two xterm in vt100 mode and the server backend
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Note: It is essential that the settings of the board switches are correct
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in the following indicated by SWI = xxxxxxxx.
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cd $RETROBASE/rtl/sys_gen/w11a/tb
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cd $RETROBASE/rtl/sys_gen/w11a/tb
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sudo $RETROBASE/tools/bin/set_ftdi_lat USB0 1
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sudo $RETROBASE/tools/bin/set_ftdi_lat USB0 1
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telnet_starter -d DL0 &
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telnet_starter -d DL0 &
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telnet_starter -d DL1 &
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telnet_starter -d DL1 &
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[for s3,n2:] dorri -u0,460 @211bsd_rk_boot.pcmd
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[for s3,n2:]
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[for n3:] dorri -u0,500,1,0 @211bsd_rk_boot.pcmd
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SWI = 00000010
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dorri -u0,460,1,2 @211bsd_rk_boot.pcmd
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[for n3:]
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SWI = 00000010
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dorri -u0,2000,1,2 @211bsd_rk_boot.pcmd
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- the boot dialog in the console xterm window will look like
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- the boot dialog in the console xterm window will look like
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(required input is in {..}, with {} denoting a carriage return:
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(required input is in {..}, with {} denoting a carriage return:
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70Boot from rk(0,0,0) at 0177404
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70Boot from rk(0,0,0) at 0177404
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