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Diffstat (limited to 'tools/ppetracepp/trac_interface.h')
| -rwxr-xr-x | tools/ppetracepp/trac_interface.h | 363 |
1 files changed, 363 insertions, 0 deletions
diff --git a/tools/ppetracepp/trac_interface.h b/tools/ppetracepp/trac_interface.h new file mode 100755 index 00000000..74510745 --- /dev/null +++ b/tools/ppetracepp/trac_interface.h @@ -0,0 +1,363 @@ +// IBM_PROLOG_BEGIN_TAG +// This is an automatically generated prolog. +// +// occ820 src/occc/405/occ/trac/trac_interface.h 1.4 +// +// IBM CONFIDENTIAL +// +// OBJECT CODE ONLY SOURCE MATERIALS +// +// COPYRIGHT International Business Machines Corp. 2011,2012 +// All Rights Reserved +// +// The source code for this program is not published or otherwise +// divested of its trade secrets, irrespective of what has been +// deposited with the U.S. Copyright Office. +// +// IBM_PROLOG_END_TAG +/****************************************************************************** +// @file trac_interface.h +// @brief Interface codes for TRAC component. +*/ +/****************************************************************************** + * + * @page ChangeLogs Change Logs + * @section _trac_interface_h trac_interface.h + * @verbatim + * + * Flag Def/Fea Userid Date Description + * ------- ---------- -------- ---------- ---------------------------------- + * TEAM 06/16/2010 Port + * @rc003 rickylie 02/03/2012 Verify & Clean Up OCC Headers & Comments + * @pb00E pbavari 03/11/2012 Added correct include file + * @at009 859308 alvinwan 10/15/2012 Added tracepp support + * @ai005 860268 ailutsar 11/20/2012 Create trace test applet + * @rc005 864101 rickylie 12/12/2012 add small circ buffer to handle ISR semaphore conflict + * + * @endverbatim + * + *///*************************************************************************/ + +#ifndef _TRAC_INTERFACE_H +#define _TRAC_INTERFACE_H + +/** \defgroup Trace Trace Component + * Port of the trace code used in the fsp and tpmd. + */ + +//************************************************************************* +// Includes +//************************************************************************* + +//************************************************************************* +// Externs +//************************************************************************* + +//************************************************************************* +// Macros +//************************************************************************* +/** + * \defgroup TracMacros Trace Component Macro Interfaces + * \ingroup Trace + * Used to trace 0 - 5 arguments or a binary buffer when using a hash value. + */ +/*@{*/ + + +// @at009c - start +#define TRACE(i_td,i_string,args...) \ + trace_adal_write_all(i_td,trace_adal_hash(i_string,-1),__LINE__,0,##args) + +#define TRACEBIN(i_td,i_string,i_ptr,i_size) \ + trac_write_bin(i_td,trace_adal_hash(i_string,0),__LINE__,i_ptr,i_size) + +#ifndef NO_TRAC_STRINGS + +#define FIELD(a) \ + printf("%s",a) + +#define FIELD1(a,b) \ + printf("%s%lx",a,(unsigned long)b) + +#else // NO_TRAC_STRINGS + +#define FIELD(a) + +#define FIELD1(a,b) + +#endif // NO_TRAC_STRINGS + +#define SUCCESS 0 +// @at009c - end + + + +/*@}*/ + +//************************************************************************* +// Defines/Enums +//************************************************************************* +#define TRACE_MAX_ARGS 5 /*!< Maximum number of args to trace */ + +typedef uint32_t trace_hash_val; + +// NOTE! Increment this when new components are added! +#define TRAC_NUM_TRACE_COMPONENTS 1 + + +#define TRACE_BUFFER_SIZE 8192 // @ai005a + +#define CIRCULAR_BUFFER_SIZE 4 // @rc005a + +typedef uint32_t UINT32; +typedef int32_t INT32; +typedef uint8_t UCHAR; +typedef uint8_t UINT8; +typedef int8_t INT8; +typedef uint16_t UINT16; +typedef int16_t INT16; +typedef char CHAR; +typedef unsigned int UINT; +typedef unsigned long ULONG; +typedef int INT; +typedef void VOID; + +//************************************************************************* +// Structures +//************************************************************************* +/* + * @brief Structure is put at beginning of all trace buffers + */ +typedef struct trace_buf_head { + UCHAR ver; /*!< version of this struct (1) */ + UCHAR hdr_len; /*!< size of this struct in bytes */ + UCHAR time_flg; /*!< meaning of timestamp entry field */ + UCHAR endian_flg; /*!< flag for big ('B') or little ('L') endian */ + CHAR comp[16]; /*!< the buffer name as specified in init call */ + UINT32 size; /*!< size of buffer, including this struct */ + UINT32 times_wrap; /*!< how often the buffer wrapped */ + UINT32 next_free; /*!< offset of the byte behind the latest entry */ + UINT32 te_count; /*!< Updated each time a trace is done */ + UINT32 extracted; /*!< Not currently used */ +}trace_buf_head_t; + +/*! + * @brief Timestamp and thread id for each trace entry. + */ +typedef struct trace_entry_stamp { + UINT32 tbh; /*!< timestamp upper part */ + UINT32 tbl; /*!< timestamp lower part */ + UINT32 tid; /*!< process/thread id */ +}trace_entry_stamp_t; + +/* + * @brief Structure is used by adal app. layer to fill in trace info. + */ +typedef struct trace_entry_head { + UINT16 length; /*!< size of trace entry */ + UINT16 tag; /*!< type of entry: xTRACE xDUMP, (un)packed */ + UINT32 hash; /*!< a value for the (format) string */ + UINT32 line; /*!< source file line number of trace call */ +}trace_entry_head_t; + +/* + * @brief Parameter traces can be all contained in one write. + */ +typedef struct trace_entire_entry { + trace_entry_stamp_t stamp; + trace_entry_head_t head; + UINT32 args[TRACE_MAX_ARGS + 1]; +} trace_entire_entry_t; + + +/* + * @brief Binary first writes header and time stamp. + */ +typedef struct trace_bin_entry { + trace_entry_stamp_t stamp; + trace_entry_head_t head; +} trace_bin_entry_t; + +/** + * @brief Used as input to traces to get to correct buffer. + */ +typedef trace_buf_head_t * tracDesc_t; + +/* + * @brief Structure is used to hold array of all trace descriptors + */ +typedef struct trace_descriptor_array +{ + tracDesc_t *entry; /*!< Pointer to trace descriptor */ + CHAR *comp; /*!< Pointer to component name */ +}trace_descriptor_array_t; + +// @rc005a - start +typedef struct circular_buf_head +{ + UINT32 head; // pointer to head + UINT32 tail; // pointer to tail + UINT32 entryCount; // nums of entry +} circular_buf_header_t; + + +typedef struct circular_entire_data { + UINT32 len; + CHAR comp[4]; + trace_entire_entry_t entry; +} circular_entire_data_t; + +// @rc005a - end + +//************************************************************************* +// Globals +//************************************************************************* +// All TPMF component trace descriptors. +extern tracDesc_t g_trac_inf; // @at009a +extern tracDesc_t g_trac_err; // @at009a +extern tracDesc_t g_trac_imp; // @at009a + +extern const trace_descriptor_array_t g_des_array[]; + +//************************************************************************* +// Function Prototypes +//************************************************************************* + +/** + * \defgroup TracIntefaces Trace Component Interfaces for External Use + * \ingroup Trace + */ +/*@{*/ + + +/** + * @brief Allocate and initialize all trace buffers in memory. + * + * This function will allocate memory for each of the pre-defined trace + * buffers, initilize the buffers with starting data, and setup the + * trace descriptors which each component will use to trace. + * + * This function must be called first before any components try to trace! + * + * @return Non-zero return code on error. + */ +UINT TRAC_init_buffers(void); + +/** + * @brief Retrieve full trace buffer for component i_comp + * + * This function assumes memory has already been allocated for + * the full trace buffer in o_data. + * + * @param i_td_ptr Trace descriptor of buffer to retrieve. + * @param o_data Pre-allocated pointer to where data will be stored. + * + * @return Non-zero return code on error + */ +UINT TRAC_get_buffer(const tracDesc_t i_td_ptr, + void *o_data); + +/** + * @brief Retrieve partial trace buffer for component i_comp + * + * This function assumes memory has already been allocated for + * the trace buffer (size io_size). This function will copy + * in up to io_size in bytes to the buffer and set io_size + * to the exact size that is copied in. + * + * @param i_td_ptr Trace descriptor of buffer to retrieve. + * @param o_data Pre-allocated pointer to where data will be stored. + * @param io_size Size of trace data to retrieve (input) + * Actual size of trace data stored (output) + * + * @return Non-zero return code on error + */ +UINT TRAC_get_buffer_partial(const tracDesc_t i_td_ptr, + void *o_data, + UINT *io_size); + +/** + * @brief Retrieve trace descriptor for input component name + * + * @param i_comp Component name to retrieve trace descriptor for. + * + * @return Valid trace descriptor on success, NULL on failure. + */ +tracDesc_t TRAC_get_td(const char *i_comp); + +/** + * @brief Reset all trace buffers + * + * @return Non-zero return code on error + */ +UINT TRAC_reset_buf(void); + +/*@}*/ // Ending tag for external interface module in doxygen + + +/** + * @brief Trace input integers to trace buffer. + * + * This function assumes i_td has been initialized. + * + * @param io_td Intialized trace descriptor point to buffer to trace to. + * @param i_hash Hash value to be recorded for this trace. + * @param i_fmt Output format + * @param i_line Line number trace is occurring on. + * @param i_type trace type. filed or debug. + * @param ... parames that are limited to a size of 4 bytes, i.e. int, uint32_t, nnn* + * + * @return Non-zero return code on error. + */ +UINT trace_adal_write_all(tracDesc_t io_td,const trace_hash_val i_hash, + const char *i_fmt,const ULONG i_line, const ULONG i_type,...); + + +/** + * @brief Trace input integers to trace buffer. + * + * This function assumes i_td has been initialized. + * + * @param io_td Intialized trace descriptor point to buffer to trace to. + * @param i_hash Hash value to be recorded for this trace. + * @param i_line Line number trace is occurring on. + * @param i_num_args Number of arguments to trace. + * @param i_1 Input Parameter 1 + * @param i_2 Input Parameter 2 + * @param i_3 Input Parameter 3 + * @param i_4 Input Parameter 4 + * @param i_5 Input Parameter 5 + * + * @return Non-zero return code on error. + */ +UINT trac_write_int(tracDesc_t io_td,const trace_hash_val i_hash, + const ULONG i_line, + const UINT i_num_args, + const ULONG i_1,const ULONG i_2,const ULONG i_3, + const ULONG i_4,const ULONG i_5 + ); + + + /** + * @brief Trace binary data to buffer. + * + * This function assumes i_td has been initialized. + * + * @param io_td Intialized trace descriptor point to buffer to trace to. + * @param i_hash Hash value to be recorded for this trace. + * @param i_line Line number trace is occurring on. + * @param i_ptr Pointer to binary data to trace. + * @param i_size Size of data to copy from i_ptr. + * + * @return Non-zero return code on error. + */ +UINT trac_write_bin(tracDesc_t io_td,const trace_hash_val i_hash, + const ULONG i_line, + const void *i_ptr, + const ULONG i_size); + +//************************************************************************* +// Functions +//************************************************************************* + +#endif //_TRAC_INTERFACE_H |
