release/src/include/hndmips.h

   1 /*
   2  * Alternate include file for HND sbmips.h since CFE also ships with
   3  * a sbmips.h.
   4  *
   5  * Copyright 2004, Broadcom Corporation
   6  * All Rights Reserved.
   7  *
   8  * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
   9  * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
  10  * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
  11  * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
  12  *
  13  * $Id$
  14  */
  15
  16 #ifndef _hndmips_h_
  17 #define _hndmips_h_
  18
  19 extern void sb_mips_init(sb_t *sbh, uint shirq_map_base);
  20 extern bool sb_mips_setclock(sb_t *sbh, uint32 mipsclock, uint32 sbclock, uint32 pciclock);
  21 extern void enable_pfc(uint32 mode);
  22 extern uint32 sb_memc_get_ncdl(sb_t *sbh);
  23
  24 #if defined(BCMPERFSTATS)
  25 /* enable counting - exclusive version. Only one set of counters allowed at a time */
  26 extern void hndmips_perf_cyclecount_enable(void);
  27 extern void hndmips_perf_instrcount_enable(void);
  28 extern void hndmips_perf_icachecount_enable(void);
  29 extern void hndmips_perf_dcachecount_enable(void);
  30 /* start and stop counting */
  31 #define hndmips_perf_start01() \
  32         MTC0(C0_PERFORMANCE, 4, MFC0(C0_PERFORMANCE, 4) | 0x80008000)
  33 #define hndmips_perf_stop01() \
  34         MTC0(C0_PERFORMANCE, 4, MFC0(C0_PERFORMANCE, 4) & ~0x80008000)
  35 /* retrieve coutners - counters *decrement* */
  36 #define hndmips_perf_read0() -(long)(MFC0(C0_PERFORMANCE, 0))
  37 #define hndmips_perf_read1() -(long)(MFC0(C0_PERFORMANCE, 1))
  38 #define hndmips_perf_read2() -(long)(MFC0(C0_PERFORMANCE, 2))
  39 /* enable counting - modular version. Each counters can be enabled separately. */
  40 extern void hndmips_perf_icache_hit_enable(void);
  41 extern void hndmips_perf_icache_miss_enable(void);
  42 extern uint32 hndmips_perf_read_instrcount(void);
  43 extern uint32 hndmips_perf_read_cache_miss(void);
  44 extern uint32 hndmips_perf_read_cache_hit(void);
  45 #endif
  46
  47 #endif /* _hndmips_h_ */