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tools/atrf-proxy/: make WAIT 0 wait forever

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- PROTOCOL: corrected obsolete part of WAIT behaviour
- PROTOCOL: mention that WAIT 0 waits forever
- atrf-proxy.c (cmd_more): don't convert WAIT argument 0 to 1
This commit is contained in:
Werner Almesberger 2011-06-20 22:14:52 -03:00
parent 70715a15d9
commit f4ca3aed63
2 changed files with 4 additions and 5 deletions
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7
tools/atrf-proxy/PROTOCOL
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@ -83,6 +83,7 @@ device is implicitly closed when closing the TCP session.
Asynchrous interrupt notification Asynchrous interrupt notification
--------------------------------- ---------------------------------
The WAIT command is not answered until an interrupt or another command is The WAIT command is not answered until an interrupt or until a timeout.
received. WAIT returns the value of the IRQ_STATUS register. If WAIT A timeout value of 0 means infinite. WAIT returns the value of the
times out before receiving an interrupt, it returns 0. IRQ_STATUS register. If WAIT times out before receiving an interrupt,
it returns 0.

2
tools/atrf-proxy/atrf-proxy.c
View File

@ -171,8 +171,6 @@ static int cmd_more(struct atrf_dsc *dsc, struct netio *netio, const char *cmd)
if (!strcasecmp(cmd, "wait")) { if (!strcasecmp(cmd, "wait")) {
int res; int res;
if (!n)
n = 1;
res = atrf_interrupt_wait(dsc, n); res = atrf_interrupt_wait(dsc, n);
if (atrf_error(dsc)) if (atrf_error(dsc))
return netio_printf(netio, "-I/O error\n"); return netio_printf(netio, "-I/O error\n");