/* * 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. * * $Id$ */ /* * 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. */ #if defined(TX39) #define MAX_VECTORS 19 #endif /* * The Synova Mongoose-V attached one of the eight interrupt bits * to a Peripheral Function Interrupt Cause Register on-CPU. * This results in: 2 software interrupts, 5 interrupts * through the IP bits, and 32 more from the PFICR. Some of * these are reserved but for simplicity in processing, we * reserve slots for those bits anyway. */ #if defined(MONGOOSEV) #define MAX_VECTORS 37 #endif #ifndef MAX_VECTORS #define MAX_VECTORS 8 #endif unsigned int mips_interrupt_number_of_vectors = MAX_VECTORS;