diff options
| author | Mark Kettenis <kettenis@cvs.openbsd.org> | 2007-05-21 23:00:20 +0000 |
|---|---|---|
| committer | Mark Kettenis <kettenis@cvs.openbsd.org> | 2007-05-21 23:00:20 +0000 |
| commit | ffe98576b4ce416902b439d5fea6723363e29f8d (patch) | |
| tree | 68e756bfac7d075841cb22ad9926a4cebf3ecdaa /sys | |
| parent | 695065fcd15476f7e6cac507bed4514d39ba7785 (diff) | |
Ask firmware for reset before trying ourselves; needed for four-digit b/c/j
workstations.
tested by otto@, krw@; ok deraadt@
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/arch/hppa/hppa/machdep.c | 7 | ||||
| -rw-r--r-- | sys/arch/hppa/include/pdc.h | 7 |
2 files changed, 12 insertions, 2 deletions
diff --git a/sys/arch/hppa/hppa/machdep.c b/sys/arch/hppa/hppa/machdep.c index 1a531b330f7..422997dd69f 100644 --- a/sys/arch/hppa/hppa/machdep.c +++ b/sys/arch/hppa/hppa/machdep.c @@ -1,4 +1,4 @@ -/* $OpenBSD: machdep.c,v 1.153 2007/05/17 14:24:59 art Exp $ */ +/* $OpenBSD: machdep.c,v 1.154 2007/05/21 23:00:19 kettenis Exp $ */ /* * Copyright (c) 1999-2003 Michael Shalayeff @@ -1013,6 +1013,11 @@ boot(howto) } else { printf("rebooting..."); DELAY(2000000); + + /* ask firmware to reset */ + pdc_call((iodcio_t)pdc, 0, PDC_BROADCAST_RESET, PDC_DO_RESET); + + /* forcably reset module if that fails */ __asm __volatile(".export hppa_reset, entry\n\t" ".label hppa_reset"); __asm __volatile("stwas %0, 0(%1)" diff --git a/sys/arch/hppa/include/pdc.h b/sys/arch/hppa/include/pdc.h index 632b032ad68..e6443ec66dd 100644 --- a/sys/arch/hppa/include/pdc.h +++ b/sys/arch/hppa/include/pdc.h @@ -1,4 +1,4 @@ -/* $OpenBSD: pdc.h,v 1.32 2005/05/24 22:26:16 mickey Exp $ */ +/* $OpenBSD: pdc.h,v 1.33 2007/05/21 23:00:19 kettenis Exp $ */ /* * Copyright (c) 1990 mt Xinu, Inc. All rights reserved. @@ -274,6 +274,11 @@ #define PDC_EEPROM_READ_BYTE 2 #define PDC_EEPROM_WRITE_BYTE 3 +#define PDC_BROADCAST_RESET 136 +#define PDC_DO_RESET 0 +#define PDC_DO_FIRM_TEST_RESET 1 +#define PDC_BR_RECONFIGURATION 2 + #define PDC_LAN_STATION_ID 138 /* Hversion dependent mechanism for */ #define PDC_LAN_STATION_ID_READ 0 /* getting the lan station address */ |