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- Remove obsolete examples.
- Add a comment about meaning of flags. - Disable unused defines.
This commit is contained in:
Yoshihiro Takahashi
parent
2c7f49d5d5
commit
4496bb391f
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=128796
@ -65,41 +65,10 @@
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* PC98 localization based on 386BSD(98) com driver. Using its PC98 local
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* functions.
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* This driver is under debugging,has bugs.
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*
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* 1) config
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* options COM_MULTIPORT #if using MC16550II
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* device sio0 at nec? port 0x30 tty irq 4 #internal
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* device sio1 at nec? port 0xd2 tty irq 5 flags 0x101 #mc1
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* device sio2 at nec? port 0x8d2 tty flags 0x101 #mc2
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* # ~~~~~iobase ~~multi port flag
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* # ~ master device is sio1
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* 2) device
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* cd /dev; MAKEDEV ttyd0 ttyd1 ..
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* 3) /etc/rc.serial
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* 57600bps is too fast for sio0(internal8251)
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* my ex.
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* #set default speed 9600
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* modem()
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* :
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* stty </dev/ttyid$i crtscts 9600
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* : # ~~~~ default speed(can change after init.)
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* modem 0 1 2
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* 4) COMCONSOLE
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* not changed.
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* 5) PC9861K,PIO9032B,B98_01
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* not tested.
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*/
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/*
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* modified for AIWA B98-01
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* by T.Hatanou <hatanou@yasuda.comm.waseda.ac.jp> last update: 15 Sep.1995
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*
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* How to configure...
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* # options COM_MULTIPORT # support for MICROCORE MC16550II
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* ... comment-out this line, which will conflict with B98_01.
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* options "B98_01" # support for AIWA B98-01
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* device sio1 at nec? port 0x00d1 tty irq ?
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* device sio2 at nec? port 0x00d5 tty irq ?
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* ... you can leave these lines `irq ?', irq will be autodetected.
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*/
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/*
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* Modified by Y.Takahashi of Kogakuin University.
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@ -167,13 +136,32 @@
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#define UNIT_TO_MINOR(unit) ((((unit) & ~0x1fU) << (8 + 3)) \
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| ((unit) & 0x1f))
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/*
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* Meaning of flags:
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*
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* 0x00000001 shared IRQs
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* 0x00000002 disable FIFO
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* 0x00000008 recover sooner from lost output interrupts
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* 0x00000010 device is potential system console
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* 0x00000020 device is forced to become system console
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* 0x00000040 device is reserved for low-level IO
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* 0x00000080 use this port for remote kernel debugging
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* 0x0000??00 minor number of master port
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* 0x00010000 PPS timestamping on CTS instead of DCD
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* 0x00080000 IIR_TXRDY bug
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* 0x00400000 If no comconsole found then mark as a comconsole
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* 0x1?000000 interface type
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*/
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#ifdef COM_MULTIPORT
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/* checks in flags for multiport and which is multiport "master chip"
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* for a given card
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*/
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#define COM_ISMULTIPORT(flags) ((flags) & 0x01)
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#define COM_MPMASTER(flags) (((flags) >> 8) & 0x0ff)
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#ifndef PC98
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#define COM_NOTAST4(flags) ((flags) & 0x04)
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#endif
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#else
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#define COM_ISMULTIPORT(flags) (0)
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#endif /* COM_MULTIPORT */
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@ -181,17 +169,22 @@
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#define COM_C_IIR_TXRDYBUG 0x80000
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#define COM_CONSOLE(flags) ((flags) & 0x10)
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#define COM_DEBUGGER(flags) ((flags) & 0x80)
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#ifndef PC98
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#define COM_FIFOSIZE(flags) (((flags) & 0xff000000) >> 24)
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#endif
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#define COM_FORCECONSOLE(flags) ((flags) & 0x20)
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#define COM_IIR_TXRDYBUG(flags) ((flags) & COM_C_IIR_TXRDYBUG)
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#define COM_LLCONSOLE(flags) ((flags) & 0x40)
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#define COM_LOSESOUTINTS(flags) ((flags) & 0x08)
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#define COM_NOFIFO(flags) ((flags) & 0x02)
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#define COM_NOPROBE(flags) ((flags) & 0x40000)
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#ifndef PC98
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#define COM_NOSCR(flags) ((flags) & 0x100000)
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#endif
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#define COM_PPSCTS(flags) ((flags) & 0x10000)
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#ifndef PC98
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#define COM_ST16650A(flags) ((flags) & 0x20000)
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#define COM_TI16754(flags) ((flags) & 0x200000)
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#endif
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#define COM_ALTCONSOLE(flags) ((flags) & 0x400000)
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#define sio_getreg(com, off) \
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@ -65,41 +65,10 @@
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* PC98 localization based on 386BSD(98) com driver. Using its PC98 local
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* functions.
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* This driver is under debugging,has bugs.
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*
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* 1) config
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* options COM_MULTIPORT #if using MC16550II
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* device sio0 at nec? port 0x30 tty irq 4 #internal
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* device sio1 at nec? port 0xd2 tty irq 5 flags 0x101 #mc1
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* device sio2 at nec? port 0x8d2 tty flags 0x101 #mc2
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* # ~~~~~iobase ~~multi port flag
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* # ~ master device is sio1
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* 2) device
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* cd /dev; MAKEDEV ttyd0 ttyd1 ..
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* 3) /etc/rc.serial
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* 57600bps is too fast for sio0(internal8251)
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* my ex.
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* #set default speed 9600
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* modem()
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* :
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* stty </dev/ttyid$i crtscts 9600
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* : # ~~~~ default speed(can change after init.)
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* modem 0 1 2
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* 4) COMCONSOLE
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* not changed.
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* 5) PC9861K,PIO9032B,B98_01
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* not tested.
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*/
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/*
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* modified for AIWA B98-01
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* by T.Hatanou <hatanou@yasuda.comm.waseda.ac.jp> last update: 15 Sep.1995
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*
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* How to configure...
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* # options COM_MULTIPORT # support for MICROCORE MC16550II
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* ... comment-out this line, which will conflict with B98_01.
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* options "B98_01" # support for AIWA B98-01
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* device sio1 at nec? port 0x00d1 tty irq ?
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* device sio2 at nec? port 0x00d5 tty irq ?
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* ... you can leave these lines `irq ?', irq will be autodetected.
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*/
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/*
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* Modified by Y.Takahashi of Kogakuin University.
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@ -167,13 +136,32 @@
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#define UNIT_TO_MINOR(unit) ((((unit) & ~0x1fU) << (8 + 3)) \
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| ((unit) & 0x1f))
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/*
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* Meaning of flags:
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*
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* 0x00000001 shared IRQs
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* 0x00000002 disable FIFO
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* 0x00000008 recover sooner from lost output interrupts
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* 0x00000010 device is potential system console
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* 0x00000020 device is forced to become system console
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* 0x00000040 device is reserved for low-level IO
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* 0x00000080 use this port for remote kernel debugging
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* 0x0000??00 minor number of master port
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* 0x00010000 PPS timestamping on CTS instead of DCD
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* 0x00080000 IIR_TXRDY bug
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* 0x00400000 If no comconsole found then mark as a comconsole
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* 0x1?000000 interface type
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*/
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#ifdef COM_MULTIPORT
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/* checks in flags for multiport and which is multiport "master chip"
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* for a given card
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*/
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#define COM_ISMULTIPORT(flags) ((flags) & 0x01)
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#define COM_MPMASTER(flags) (((flags) >> 8) & 0x0ff)
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#ifndef PC98
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#define COM_NOTAST4(flags) ((flags) & 0x04)
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#endif
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#else
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#define COM_ISMULTIPORT(flags) (0)
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#endif /* COM_MULTIPORT */
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@ -181,17 +169,22 @@
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#define COM_C_IIR_TXRDYBUG 0x80000
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#define COM_CONSOLE(flags) ((flags) & 0x10)
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#define COM_DEBUGGER(flags) ((flags) & 0x80)
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#ifndef PC98
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#define COM_FIFOSIZE(flags) (((flags) & 0xff000000) >> 24)
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#endif
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#define COM_FORCECONSOLE(flags) ((flags) & 0x20)
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#define COM_IIR_TXRDYBUG(flags) ((flags) & COM_C_IIR_TXRDYBUG)
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#define COM_LLCONSOLE(flags) ((flags) & 0x40)
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#define COM_LOSESOUTINTS(flags) ((flags) & 0x08)
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#define COM_NOFIFO(flags) ((flags) & 0x02)
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#define COM_NOPROBE(flags) ((flags) & 0x40000)
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#ifndef PC98
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#define COM_NOSCR(flags) ((flags) & 0x100000)
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#endif
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#define COM_PPSCTS(flags) ((flags) & 0x10000)
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#ifndef PC98
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#define COM_ST16650A(flags) ((flags) & 0x20000)
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#define COM_TI16754(flags) ((flags) & 0x200000)
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#endif
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#define COM_ALTCONSOLE(flags) ((flags) & 0x400000)
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#define sio_getreg(com, off) \
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