Messages in this thread |  | | | From | "Stuart MacDonald" <> | | Subject | RE: [2.6.10-bk8] [SERIAL] dropping chars when > 512 | | Date | Thu, 6 Jan 2005 12:02:18 -0500 |
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From: Tim_T_Murphy@Dell.com [mailto:Tim_T_Murphy@Dell.com] > Nope, not a typo. > I'm no expert, but i thought 'status' shows the LSR when an interrupt > occurs, and LSR = 1 indicates 'data available', while LSR = > 60 indicates > transmitter status (40 = THR empty, 20 = THR + shift register empty)? > so status = 1 indicates an interrupt occurs while transmitter is busy?
That's what I get for not checking the code first. You are correct; that is exactly what's going on. It shouldn't be a problem.
> I think this is related to tty flip buffer full (size = 512), and no > low_latency setting (which, if set, hangs the 2.6 SMP > kernel). but i'm > not expert enough with serial to know a fix.
That is possible; I'm not familiar with the 2.6 drivers yet so I can't be of more help.
..Stu
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