Date: Mon, 3 Dec 2007 20:21:18 -0800 From: Marcel Moolenaar <xcllnt@mac.com> To: Julian Elischer <julian@elischer.org> Cc: FreeBSD Current <current@freebsd.org> Subject: Re: remote gdb failures in recent builds (last 6 months or so.) Message-ID: <A3A1F0CB-CF92-4D42-8211-241A561D2130@mac.com> In-Reply-To: <4754D411.6060608@elischer.org> References: <4754D411.6060608@elischer.org>
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On Dec 3, 2007, at 8:14 PM, Julian Elischer wrote: > > Here's a trace of kgdb attempting to sync with a kernel over the > serial port.. > > note that: > 1/ gdb CAN read the damned data.. this is obtained from ktrace. > 2/ it prints out the packet in the error message. > 3/ teh kernel is sending each message twice, in pairs. > 4/ after kgdb finally sends a '-' (NAK) teh kernel sends ONE MORE > which seems to be accepted > > Anyone have any clues? Works just fine for me on all platforms, but I always use uart(4). What platform are you using and what gdb? How's the serial connection; through a comm-server? What's the line setting, which driver? -- Marcel Moolenaar xcllnt@mac.com
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