diff options
Diffstat (limited to 'c/src/lib/libcpu/mips/tx39/vectorisrs/maxvectors.c')
| -rw-r--r-- | c/src/lib/libcpu/mips/tx39/vectorisrs/maxvectors.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/c/src/lib/libcpu/mips/tx39/vectorisrs/maxvectors.c b/c/src/lib/libcpu/mips/tx39/vectorisrs/maxvectors.c new file mode 100644 index 0000000000..0f1b649e33 --- /dev/null +++ b/c/src/lib/libcpu/mips/tx39/vectorisrs/maxvectors.c @@ -0,0 +1,30 @@ +/* + * This file contains the maximum number of vectors. This can not + * be determined without knowing the RTEMS CPU model. + * + * COPYRIGHT (c) 1989-2000. + * On-Line Applications Research Corporation (OAR). + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.OARcorp.com/rtems/license.html. + * + * $Id$ + */ + +/* + * Reserve first 32 for exceptions. + */ + +/* + * The Toshiba TX3904 attaches 4 of the eight interrupt bits to an + * on-CPU interrupt controller so that these four bits map to 16 + * unique interrupts. So you have: 2 software interrupts, an NMI, + * and 16 others. + */ + +#include <rtems.h> +#include <libcpu/tx3904.h> + +unsigned int mips_interrupt_number_of_vectors = TX3904_MAXIMUM_VECTORS; + |