andy at openmoko.com
Mon Feb 23 01:18:05 CET 2009
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Somebody in the thread at some point said:
| Hello Mike,
| Mike (mwester) wrote:
|> Is there something we can trigger on to know that the calypso has
|> booted? Can we look for a change in the serial port control lines?
| I won't rely on the port control lines because they are not totally under
| control of the GSM firmware while booting (there is also the FLUID
| ROM bootloader). When the GSM firmware is up, it sends "AT-
| Command Interpreter ready" to the serial port. If CTS is high, the
| GSM firmware should set GPIO 1 to high when it tries to send this
| initial message. Maybe this can be used ?
This is actually a good way, but I get worried thinking about the code
in the kernel to do this, suddenly the neo1973-pm-gsm stuff wants to
know about activity in guts of one channel of UART dealt with elsewhere.
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