diff options
| -rw-r--r-- | sys/arch/mvme88k/dev/clock.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/sys/arch/mvme88k/dev/clock.c b/sys/arch/mvme88k/dev/clock.c index b193c5ad6f0..01ea15b533c 100644 --- a/sys/arch/mvme88k/dev/clock.c +++ b/sys/arch/mvme88k/dev/clock.c @@ -1,4 +1,4 @@ -/* $OpenBSD: clock.c,v 1.33 2004/07/30 19:02:05 miod Exp $ */ +/* $OpenBSD: clock.c,v 1.34 2004/07/30 22:09:59 miod Exp $ */ /* * Copyright (c) 1999 Steve Murphree, Jr. * Copyright (c) 1995 Theo de Raadt @@ -111,8 +111,8 @@ void m188_initclock(void); void m188_initstatclock(void); void m188_timer_init(unsigned); void m188_cio_init(unsigned); -u_int8_t read_cio(int); -void write_cio(int, u_int8_t); +u_int read_cio(int); +void write_cio(int, u_int); struct clocksoftc { struct device sc_dev; @@ -484,9 +484,10 @@ m188_initstatclock(void) /* Write CIO register */ void -write_cio(int reg, u_int8_t val) +write_cio(int reg, u_int val) { - int s, i; + int s; + volatile int i; int *volatile cio_ctrl = (int *volatile)CIO_CNTRL; s = splclock(); @@ -504,18 +505,18 @@ write_cio(int reg, u_int8_t val) } /* Read CIO register */ -u_int8_t +u_int read_cio(int reg) { - int c; - int s, i; + int c, s; + volatile int i; int *volatile cio_ctrl = (int *volatile)CIO_CNTRL; s = splclock(); CIO_LOCK; /* Select register */ - *cio_ctrl = (char)(reg & 0xff); + *cio_ctrl = (reg & 0xff); /* Delay for a short time to allow 8536 to settle */ for (i = 0; i < 100; i++) ; @@ -535,7 +536,7 @@ read_cio(int reg) void m188_cio_init(unsigned p) { - long i; + volatile int i; short period; CIO_LOCK; @@ -559,7 +560,7 @@ m188_cio_init(unsigned p) /* Initialize the 8536 */ write_cio(CIO_MICR, - CIO_MICR_MIE | CIO_MICR_NV | CIO_MICR_RJA | CIO_MICR_DLC); + CIO_MICR_MIE /* | CIO_MICR_NV */ | CIO_MICR_RJA | CIO_MICR_DLC); write_cio(CIO_CTMS1, CIO_CTMS_CSC); /* Continuous count */ write_cio(CIO_PDCB, 0xff); /* set port B to input */ |