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author | Joel Sherrill <joel.sherrill@OARcorp.com> | 1995-05-11 17:39:37 +0000 |
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committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 1995-05-11 17:39:37 +0000 |
commit | ac7d5ef06a6d6e8d84abbd1f0b82162725f98326 (patch) | |
tree | 9304cf759a73f2a1c6fd3191948f00e870af3787 /c/src/lib/libbsp/m68k/dmv152/startup/vmeintr.c | |
download | rtems-ac7d5ef06a6d6e8d84abbd1f0b82162725f98326.tar.bz2 |
Initial revision
Diffstat (limited to 'c/src/lib/libbsp/m68k/dmv152/startup/vmeintr.c')
-rw-r--r-- | c/src/lib/libbsp/m68k/dmv152/startup/vmeintr.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/m68k/dmv152/startup/vmeintr.c b/c/src/lib/libbsp/m68k/dmv152/startup/vmeintr.c new file mode 100644 index 0000000000..700b06776d --- /dev/null +++ b/c/src/lib/libbsp/m68k/dmv152/startup/vmeintr.c @@ -0,0 +1,60 @@ +/* vmeintr.c + * + * VMEbus support routines for the DMV152. + * + * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994. + * On-Line Applications Research Corporation (OAR). + * All rights assigned to U.S. Government, 1994. + * + * This material may be reproduced by or for the U.S. Government pursuant + * to the copyright license under the clause at DFARS 252.227-7013. This + * notice must appear in all copies of this file and its derivatives. + * + * $Id$ + */ + +#include <rtems.h> +#include <bsp.h> +#include <vmeintr.h> + +/*PAGE + * + * VME_interrupt_Disable + * + */ + +void VME_interrupt_Disable ( + VME_interrupt_Mask mask /* IN */ +) +{ + volatile rtems_unsigned8 *VME_interrupt_enable; + rtems_unsigned8 value; + + VME_interrupt_enable = ACC_VIE; + value = *VME_interrupt_enable; + + value &= ~mask; /* turn off interrupts for all levels in mask */ + + *VME_interrupt_enable = value; +} + +/*PAGE + * + * VME_interrupt_Enable + * + */ + +void VME_interrupt_Enable ( + VME_interrupt_Mask mask /* IN */ +) +{ + volatile rtems_unsigned8 *VME_interrupt_enable; + rtems_unsigned8 value; + + VME_interrupt_enable = ACC_VIE; + value = *VME_interrupt_enable; + + value |= mask; /* turn on interrupts for all levels in mask */ + + *VME_interrupt_enable = value; +} |