cvs commit: src/sys/dev/uart uart_cpu.h uart_dev_ns8250.c uart_dev_sab82532.c uart_dev_z8530.c

[Marcel Moolenaar]

marcel      2006-04-01 19:04:54 UTC

  FreeBSD src repository

  Modified files:
    sys/dev/uart         uart_cpu.h uart_dev_ns8250.c 
                         uart_dev_sab82532.c uart_dev_z8530.c 
  Log:
  Don't hold the hardware mutex across getc(). It can wait indefinitely
  for a character to be received. Instead let getc() do any necesary
  locking.
  
  Revision  Changes    Path
  1.10      +2 -6      src/sys/dev/uart/uart_cpu.h
  1.18      +15 -5     src/sys/dev/uart/uart_dev_ns8250.c
  1.14      +12 -4     src/sys/dev/uart/uart_dev_sab82532.c
  1.16      +16 -5     src/sys/dev/uart/uart_dev_z8530.c