diff options
| author | Federico G. Schwindt <fgsch@cvs.openbsd.org> | 2001-05-17 03:19:36 +0000 |
|---|---|---|
| committer | Federico G. Schwindt <fgsch@cvs.openbsd.org> | 2001-05-17 03:19:36 +0000 |
| commit | 58f4f3f2d84fbbae2d968fa8b437fe959e53aa4e (patch) | |
| tree | 6a83fe44de71fc1ca510e1be3122c30f13642674 /sys | |
| parent | 16ae04cb77e83c9e6ffe5c188446f1b957a854d6 (diff) | |
Implement pcic_delay, it uses tsleep for large delays to avoid
momentary freezes. deraadt@ ok.
Thanks to millert@ and mickey@.
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/dev/ic/i82365.c | 24 |
1 files changed, 20 insertions, 4 deletions
diff --git a/sys/dev/ic/i82365.c b/sys/dev/ic/i82365.c index 3ee14413af3..457220a0654 100644 --- a/sys/dev/ic/i82365.c +++ b/sys/dev/ic/i82365.c @@ -1,4 +1,4 @@ -/* $OpenBSD: i82365.c,v 1.17 2000/09/05 05:06:58 fgsch Exp $ */ +/* $OpenBSD: i82365.c,v 1.18 2001/05/17 03:19:35 fgsch Exp $ */ /* $NetBSD: i82365.c,v 1.10 1998/06/09 07:36:55 thorpej Exp $ */ /* @@ -103,6 +103,7 @@ void pcic_event_process __P((struct pcic_handle *, struct pcic_event *)); void pcic_queue_event __P((struct pcic_handle *, int)); void pcic_wait_ready __P((struct pcic_handle *)); +void pcic_delay __P((int)); u_int8_t st_pcic_read __P((struct pcic_handle *, int)); void st_pcic_write __P((struct pcic_handle *, int, int)); @@ -1398,7 +1399,7 @@ pcic_chip_socket_enable(pch) * wait 300ms until power fails (Tpf). Then, wait 100ms since * we are changing Vcc (Toff). */ - delay((300 + 100) * 1000); + pcic_delay((300 + 100) * 1000); if (h->vendor == PCIC_VENDOR_VADEM_VG469) { reg = pcic_read(h, PCIC_VG469_VSELECT); @@ -1418,7 +1419,7 @@ pcic_chip_socket_enable(pch) * some machines require some more time to be settled * (another 200ms is added here). */ - delay((100 + 20 + 200) * 1000); + pcic_delay((100 + 20 + 200) * 1000); pcic_write(h, PCIC_PWRCTL, PCIC_PWRCTL_DISABLE_RESETDRV | PCIC_PWRCTL_OE | PCIC_PWRCTL_PWR_ENABLE); @@ -1494,7 +1495,22 @@ pcic_chip_socket_disable(pch) /* * wait 300ms until power fails (Tpf). */ - delay(300 * 1000); + pcic_delay(300 * 1000); +} + +void +pcic_delay(ms) + int ms; +{ + extern int cold; + int ticks; + + ticks = (hz * ms) / 1000000; + + if (cold) + delay(ms); + else + tsleep(&ticks, PWAIT, "pcicdel", ticks); } u_int8_t |