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From: Warner Losh <imp@FreeBSD.org>
Date: Thu, 6 Apr 2006 04:27:19 +0000 (UTC)
To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org
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Subject: cvs commit: src/sys/arm/at91 uart_dev_at91usart.c
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imp         2006-04-06 04:27:19 UTC

  FreeBSD src repository

  Modified files:
    sys/arm/at91         uart_dev_at91usart.c 
  Log:
  Optimize the TX side of the part by using the PDC to move bytes out to
  the wire.  This increases the speed considerably.  Start to put
  infrastructure in place to do RX side, but that requires more study
  before it can be done.
  
  Revision  Changes    Path
  1.4       +99 -27    src/sys/arm/at91/uart_dev_at91usart.c