diff options
Diffstat (limited to 'pk/trace/pk_trace_big.c')
-rw-r--r-- | pk/trace/pk_trace_big.c | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/pk/trace/pk_trace_big.c b/pk/trace/pk_trace_big.c deleted file mode 100644 index 4ba212da..00000000 --- a/pk/trace/pk_trace_big.c +++ /dev/null @@ -1,92 +0,0 @@ -//----------------------------------------------------------------------------- -// *! (C) Copyright International Business Machines Corp. 2014 -// *! All Rights Reserved -- Property of IBM -// *! *** IBM Confidential *** -//----------------------------------------------------------------------------- - -/// \file pk_trace_big.c -/// \brief PK Trace function that supports up to four 32-bit parameters -/// -/// The pk_trace_big function is only called (via some macro magic) if the -/// caller passes in a single parameter (not including the format string) -/// that is larger than 16 bits to the PK_TRACE(...) macro. -/// - -#include "pk.h" -#include "pk_trace.h" - -#if (PK_TRACE_SUPPORT && PK_TIMER_SUPPORT) -void pk_trace_big(uint32_t i_hash_and_count, - uint64_t i_parm1, uint64_t i_parm2) -{ - PkTraceBig footer; - PkTraceBig* footer_ptr; - PkTraceState state; - uint64_t* ptr64; - uint64_t tb64; - PkMachineContext ctx; - uint32_t parm_size; - uint32_t cur_offset; - uint32_t footer_offset; - - //fill in the footer data - tb64 = pk_timebase_get(); - footer.parms.word32 = i_hash_and_count; //this has the parm count and hash - state.tbu32 = tb64 >> 32; - footer.time_format.word32 = tb64 & 0x00000000ffffffffull; - footer.time_format.format = PK_TRACE_FORMAT_BIG; - - //round up to 8 byte boundary - if(footer.parms.num_parms <= 2) - { - parm_size = 8; - } - else - { - parm_size = 16; - } - - //*****The following operations must be done atomically***** - pk_critical_section_enter(&ctx); - - //load in the offset in the cb for the entry we are adding - cur_offset = g_pk_trace_buf.state.offset; - - //Find the offset for the footer (at the end of the entry) - footer_offset = cur_offset + parm_size; - - //calculate the address of the footer - ptr64 = (uint64_t*)&g_pk_trace_buf.cb[footer_offset & PK_TRACE_CB_MASK]; - - //calculate the offset for the next entry in the cb - state.offset = footer_offset + sizeof(PkTraceBig); - - //update the cb state (tbu and offset) - g_pk_trace_buf.state.word64 = state.word64; - - //write the data to the circular buffer including the - //timesamp, string hash, and 16bit parameter - *ptr64 = footer.word64; - - //*******************exit the critical section*************** - pk_critical_section_exit(&ctx); - - - //write parm values to the circular buffer - footer_ptr = (PkTraceBig*)ptr64; - ptr64 = (uint64_t*)&g_pk_trace_buf.cb[cur_offset & PK_TRACE_CB_MASK]; - *ptr64 = i_parm1; - if(parm_size > 8) - { - ptr64 = (uint64_t*)&g_pk_trace_buf.cb[(cur_offset + 8) & PK_TRACE_CB_MASK]; - *ptr64 = i_parm2; - } - - //Mark the trace entry update as being completed - footer_ptr->parms.complete = 1; - -} - -#endif - - |