diff options
Diffstat (limited to 'sys/arch/mvme88k/dev')
| -rw-r--r-- | sys/arch/mvme88k/dev/busswreg.h | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/sys/arch/mvme88k/dev/busswreg.h b/sys/arch/mvme88k/dev/busswreg.h index a2c21c450d7..817383b11c4 100644 --- a/sys/arch/mvme88k/dev/busswreg.h +++ b/sys/arch/mvme88k/dev/busswreg.h @@ -1,4 +1,4 @@ -/* $OpenBSD: busswreg.h,v 1.10 2007/12/13 18:50:10 miod Exp $ */ +/* $OpenBSD: busswreg.h,v 1.11 2007/12/25 20:23:02 miod Exp $ */ /* * Memory map for BusSwitch chip found in mvme197 boards. @@ -113,16 +113,12 @@ #define BS_BTIMER_PBT64 0x01 /* Processor Bus Timout, 64 usec */ #define BS_BTIMER_PBT256 0x02 /* Processor Bus Timout, 256 usec */ #define BS_BTIMER_PBTD 0x03 /* Processor Bus Timout, disable */ -#define BS_BTIMER_SBT8 (0x00 << 2) /* System Bus Timout, 8 usec */ -#define BS_BTIMER_SBT64 (0x01 << 2) /* System Bus Timout, 64 usec */ -#define BS_BTIMER_SBT256 (0x02 << 2) /* System Bus Timout, 256 usec */ -#define BS_BTIMER_SBTD (0x03 << 2) /* System Bus Timout, disable */ - -/* Prescaler Adjust values */ -#define BS_PADJUST_50 0xce /* 50 MHz clock */ -#define BS_PADJUST_40 0xd8 /* 40 MHz clock */ -#define BS_PADJUST_33 0xdf /* 33 MHz clock */ -#define BS_PADJUST_25 0xe7 /* 25 MHz clock */ +#define BS_BTIMER_PBT_MASK 0x03 +#define BS_BTIMER_SBT8 0x00 /* System Bus Timout, 8 usec */ +#define BS_BTIMER_SBT64 0x04 /* System Bus Timout, 64 usec */ +#define BS_BTIMER_SBT256 0x08 /* System Bus Timout, 256 usec */ +#define BS_BTIMER_SBTD 0x0c /* System Bus Timout, disable */ +#define BS_BTIMER_SBT_MASK 0x0c /* ROM Control Register bit definitions */ #define BS_ROMCR_WEN0 0x0100 |