rwatson 6514406b98 When entering siocnputc() with (kdb_active), don't acquire (or ... release) the sio spin mutex, as use of synchronization primitives in the debugger can result in substantial problems. With this patch in place entering the debugger via a serial console is made substantially more reliable. MFC after: 1 week Tested by: kris Discussed with: bde		2005-02-03 10:35:05 +00:00
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sio_isa.c	Start each of the license/copyright comments with /*-, minor shuffle of lines	2005-01-06 01:43:34 +00:00
sio_pccard.c	Start each of the license/copyright comments with /*-, minor shuffle of lines	2005-01-06 01:43:34 +00:00
sio_pci.c	puc handles this card, so remove it from here.	2005-01-11 00:53:58 +00:00
sio_puc.c
sio.c	When entering siocnputc() with (kdb_active), don't acquire (or	2005-02-03 10:35:05 +00:00
sioreg.h
siovar.h