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From: "Ana Yuseepi" <anayuseepi@asia.com>
To: linux-kernel@vger.kernel.org
Subject: lost interrupt and inb()
Date: Wed, 07 Aug 2002 03:41:33 -0500	[thread overview]
Message-ID: <20020807084133.17787.qmail@mail.com> (raw)

hello all,
 
i tried to made a program in the form of a module. This program would attempt to read/poll status register of IDE until the value for the status register is 0x50. 
 
here is the algorithm:
 
 save_flag();
 disable_interrupt();
 poll_or_read_or_get_input_from_IDE_status_register();
 enable_interrupt();
 restore_flags();
 
 this program would run fine, but after the program is finished executing, it would display a message:
 ide_dmaproc: chipset supported ide_dma_lostirq func only: 13
 hdc: lost interrupt
 
the OS doesn't hang. because normal operation would resume after this program exit.
 OS=linux 7.3, kernel=2.4.18-3
 
my question is:
how can i solve this error such that the error message would not appear anymore?
 
i have lots of other questions, but that of the above is the most important..
 
hope to hear your reply,
 
-Ana
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                 reply	other threads:[~2002-08-07  8:38 UTC|newest]

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