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[/] [ao486/] [trunk/] [syn/] [soc/] [firmware/] [exe_bsp/] [HAL/] [inc/] [sys/] [alt_sim.h] - Rev 7
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#ifndef __ALT_SIM_H__ #define __ALT_SIM_H__ /****************************************************************************** * * * License Agreement * * * * Copyright (c) 2007 Altera Corporation, San Jose, California, USA. * * All rights reserved. * * * * Permission is hereby granted, free of charge, to any person obtaining a * * copy of this software and associated documentation files (the "Software"), * * to deal in the Software without restriction, including without limitation * * the rights to use, copy, modify, merge, publish, distribute, sublicense, * * and/or sell copies of the Software, and to permit persons to whom the * * Software is furnished to do so, subject to the following conditions: * * * * The above copyright notice and this permission notice shall be included in * * all copies or substantial portions of the Software. * * * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * * DEALINGS IN THE SOFTWARE. * * * * This agreement shall be governed in all respects by the laws of the State * * of California and by the laws of the United States of America. * * * ******************************************************************************/ #include "system.h" #include "alt_types.h" /* * Instructions that might mean something special to a simulator. * These have no special effect on real hardware (they are just nops). */ #define ALT_SIM_FAIL() \ do { __asm volatile ("cmpltui r0, r0, 0xabc1"); } while (0) #define ALT_SIM_PASS() \ do { __asm volatile ("cmpltui r0, r0, 0xabc2"); } while (0) #define ALT_SIM_IN_TOP_OF_HOT_LOOP() \ do { __asm volatile ("cmpltui r0, r0, 0xabc3"); } while (0) /* * Routine called on exit. */ static ALT_INLINE ALT_ALWAYS_INLINE void alt_sim_halt(int exit_code) { int r2 = exit_code; #if defined(NIOS2_HAS_DEBUG_STUB) && (defined(ALT_BREAK_ON_EXIT) || defined(ALT_PROVIDE_GMON)) int r3 = (1 << 2); #ifdef ALT_PROVIDE_GMON extern unsigned int alt_gmon_data[]; int r4 = (int)alt_gmon_data; r3 |= (1 << 4); #define ALT_GMON_DATA ,"D04"(r4) #else #define ALT_GMON_DATA #endif /* ALT_PROVIDE_GMON */ if (r2) { ALT_SIM_FAIL(); } else { ALT_SIM_PASS(); } __asm__ volatile ("\n0:\n\taddi %0,%0, -1\n\tbgt %0,zero,0b" : : "r" (ALT_CPU_FREQ/100) ); /* Delay for >30ms */ __asm__ volatile ("break 2" : : "D02"(r2), "D03"(r3) ALT_GMON_DATA ); #else /* !DEBUG_STUB */ if (r2) { ALT_SIM_FAIL(); } else { ALT_SIM_PASS(); } #endif /* DEBUG_STUB */ } #define ALT_SIM_HALT(exit_code) \ alt_sim_halt(exit_code) #endif /* __ALT_SIM_H__ */
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