template.c File Reference

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Data Structures
struct	templ_context_t
struct	templ_control_t

Macros
#define	TEMPLATE_MAX_COUNTERS   (16)

Functions
static int	templ_init_component (int cid)
static int	templ_init_thread (hwd_context_t *ctx)
static int	templ_init_control_state (hwd_control_state_t *ctl)
static int	templ_init_private (void)
static int	templ_shutdown_component (void)
static int	templ_shutdown_thread (hwd_context_t *ctx)
static int	templ_cleanup_eventset (hwd_control_state_t *ctl)
static int	templ_update_control_state (hwd_control_state_t *ctl, NativeInfo_t *ntv_info, int ntv_count, hwd_context_t *ctx)
static int	templ_start (hwd_context_t *ctx, hwd_control_state_t *ctl)
static int	templ_read (hwd_context_t *ctx, hwd_control_state_t *ctl, long long **val, int flags)
static int	templ_stop (hwd_context_t *ctx, hwd_control_state_t *ctl)
static int	templ_reset (hwd_context_t *ctx, hwd_control_state_t *ctl)
static int	templ_ntv_enum_events (unsigned int *event_code, int modifier)
static int	templ_ntv_code_to_name (unsigned int event_code, char *name, int len)
static int	templ_ntv_name_to_code (const char *name, unsigned int *event_code)
static int	templ_ntv_code_to_descr (unsigned int event_code, char *descr, int len)
static int	templ_ntv_code_to_info (unsigned int event_code, PAPI_event_info_t *info)
static int	templ_set_domain (hwd_control_state_t *ctl, int domain)
static int	templ_ctl (hwd_context_t *ctx, int code, _papi_int_option_t *option)
static int	check_n_initialize (void)
int	templ_init_control_state (hwd_control_state_t *ctl __attribute__((unused)))
static int	evt_get_count (int *count)
static int	update_native_events (templ_control_t *, NativeInfo_t *, int)
static int	try_open_events (templ_control_t *)
int	templ_update_control_state (hwd_control_state_t *ctl, NativeInfo_t *ntv_info, int ntv_count, hwd_context_t *ctx __attribute__((unused)))
int	templ_read (hwd_context_t *ctx __attribute__((unused)), hwd_control_state_t *ctl, long long **val, int flags __attribute__((unused)))
int	templ_reset (hwd_context_t *ctx __attribute__((unused)), hwd_control_state_t *ctl)
int	templ_set_domain (hwd_control_state_t *ctl __attribute__((unused)), int domain __attribute__((unused)))
int	templ_ctl (hwd_context_t *ctx __attribute__((unused)), int code __attribute__((unused)), _papi_int_option_t *option __attribute__((unused)))

Variables
papi_vector_t	_template_vector

Macro Definition Documentation

TEMPLATE_MAX_COUNTERS

#define TEMPLATE_MAX_COUNTERS   (16)

Definition at line 9 of file template.c.

Function Documentation

check_n_initialize()

int check_n_initialize ( void  )

static

Definition at line 409 of file template.c.

{
    if (!_template_vector.cmp_info.initialized) {
        return templ_init_private();
    }
    return _template_vector.cmp_info.disabled;
}

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evt_get_count()

static int evt_get_count ( int *  count )

static

Definition at line 133 of file template.c.

{
    unsigned int event_code = 0;
 
    if (vendord_evt_enum(&event_code, PAPI_ENUM_FIRST) == PAPI_OK) {
        ++(*count);
    }
    while (vendord_evt_enum(&event_code, PAPI_ENUM_EVENTS) == PAPI_OK) {
        ++(*count);
    }
 
    return PAPI_OK;
}

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templ_cleanup_eventset()

int templ_cleanup_eventset ( hwd_control_state_t *  ctl )

static

Definition at line 199 of file template.c.

{
    templ_control_t *templ_ctl = (templ_control_t *) ctl;
    papi_free(templ_ctl->events_id);
    templ_ctl->events_id = NULL;
    templ_ctl->num_events = 0;
    return PAPI_OK;
}

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templ_ctl() [1/2]

int templ_ctl	(	hwd_context_t *ctx	__attribute__(unused),
		int code	__attribute__(unused),
		_papi_int_option_t *option	__attribute__(unused)
	)

Definition at line 403 of file template.c.

{
    return PAPI_OK;
}

templ_ctl() [2/2]

static int templ_ctl ( hwd_context_t *  ctx, int  code, _papi_int_option_t *  option  )

static

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templ_init_component()

int templ_init_component ( int  cid )

static

Definition at line 94 of file template.c.

{
    _template_vector.cmp_info.CmpIdx = cid;
    _template_vector.cmp_info.num_native_events = -1;
    _template_vector.cmp_info.num_cntrs = -1;
    _templ_lock = PAPI_NUM_LOCK + NUM_INNER_LOCK + cid;
 
    int papi_errno = vendord_init_pre();
    if (papi_errno != PAPI_OK) {
        _template_vector.cmp_info.initialized = 1;
        _template_vector.cmp_info.disabled = papi_errno;
        const char *err_string;
        vendord_err_get_last(&err_string);
        snprintf(_template_vector.cmp_info.disabled_reason, PAPI_MAX_STR_LEN, "%s", err_string);
        return papi_errno;
    }
 
    sprintf(_template_vector.cmp_info.disabled_reason, "Not initialized. Access component events to initialize it.");
    _template_vector.cmp_info.disabled = PAPI_EDELAY_INIT;
    return PAPI_EDELAY_INIT;
}

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templ_init_control_state() [1/2]

int templ_init_control_state

(

hwd_control_state_t *ctl

__attribute__(unused)

)

Definition at line 127 of file template.c.

{
    return check_n_initialize();
}

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templ_init_control_state() [2/2]

static int templ_init_control_state ( hwd_control_state_t *  ctl )

static

templ_init_private()

int templ_init_private ( void  )

static

Definition at line 148 of file template.c.

{
    int papi_errno = PAPI_OK;
 
    _papi_hwi_lock(COMPONENT_LOCK);
 
    if (_template_vector.cmp_info.initialized) {
        papi_errno = _template_vector.cmp_info.disabled;
        goto fn_exit;
    }
 
    papi_errno = vendord_init();
    if (papi_errno != PAPI_OK) {
        _template_vector.cmp_info.disabled = papi_errno;
        const char *err_string;
        vendord_err_get_last(&err_string);
        snprintf(_template_vector.cmp_info.disabled_reason, PAPI_MAX_STR_LEN, "%s", err_string);
        goto fn_fail;
    }
 
    int count = 0;
    papi_errno = evt_get_count(&count);
    _template_vector.cmp_info.num_native_events = count;
    _template_vector.cmp_info.num_cntrs = count;
 
  fn_exit:
    _template_vector.cmp_info.initialized = 1;
    _template_vector.cmp_info.disabled = papi_errno;
    _papi_hwi_unlock(COMPONENT_LOCK);
    return papi_errno;
  fn_fail:
    goto fn_exit;
}

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templ_init_thread()

int templ_init_thread ( hwd_context_t *  ctx )

static

Definition at line 117 of file template.c.

{
    templ_context_t *templ_ctx = (templ_context_t *) ctx;
    memset(templ_ctx, 0, sizeof(*templ_ctx));
    templ_ctx->initialized = 1;
    templ_ctx->component_id = _template_vector.cmp_info.CmpIdx;
    return PAPI_OK;
}

templ_ntv_code_to_descr()

int templ_ntv_code_to_descr ( unsigned int  event_code, char *  descr, int  len  )

static

Definition at line 377 of file template.c.

{
    int papi_errno = check_n_initialize();
    if (papi_errno != PAPI_OK) {
        return papi_errno;
    }
    return vendord_evt_code_to_descr(event_code, descr, len);
}

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templ_ntv_code_to_info()

int templ_ntv_code_to_info ( unsigned int  event_code, PAPI_event_info_t *  info  )

static

Definition at line 387 of file template.c.

{
    int papi_errno = check_n_initialize();
    if (papi_errno != PAPI_OK) {
        return papi_errno;
    }
    return vendord_evt_code_to_info(event_code, info);
}

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templ_ntv_code_to_name()

int templ_ntv_code_to_name ( unsigned int  event_code, char *  name, int  len  )

static

Definition at line 357 of file template.c.

{
    int papi_errno = check_n_initialize();
    if (papi_errno != PAPI_OK) {
        return papi_errno;
    }
    return vendord_evt_code_to_name(event_code, name, len);
}

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templ_ntv_enum_events()

int templ_ntv_enum_events ( unsigned int *  event_code, int  modifier  )

static

Definition at line 347 of file template.c.

{
    int papi_errno = check_n_initialize();
    if (papi_errno != PAPI_OK) {
        return papi_errno;
    }
    return vendord_evt_enum(event_code, modifier);
}

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templ_ntv_name_to_code()

int templ_ntv_name_to_code ( const char *  name, unsigned int *  event_code  )

static

Definition at line 367 of file template.c.

{
    int papi_errno = check_n_initialize();
    if (papi_errno != PAPI_OK) {
        return papi_errno;
    }
    return vendord_evt_name_to_code(name, code);
}

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templ_read() [1/2]

int templ_read	(	hwd_context_t *ctx	__attribute__(unused),
		hwd_control_state_t *	ctl,
		long long **	val,
		int flags	__attribute__(unused)
	)

Definition at line 306 of file template.c.

{
    templ_control_t *templ_ctl = (templ_control_t *) ctl;
    return vendord_ctx_read(templ_ctl->vendor_ctx, val);
}

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templ_read() [2/2]

static int templ_read ( hwd_context_t *  ctx, hwd_control_state_t *  ctl, long long **  val, int  flags  )

static

templ_reset() [1/2]

int templ_reset	(	hwd_context_t *ctx	__attribute__(unused),
		hwd_control_state_t *	ctl
	)

Definition at line 340 of file template.c.

{
    templ_control_t *templ_ctl = (templ_control_t *) ctl;
    return vendord_ctx_reset(templ_ctl->vendor_ctx);
}

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templ_reset() [2/2]

static int templ_reset ( hwd_context_t *  ctx, hwd_control_state_t *  ctl  )

static

templ_set_domain() [1/2]

int templ_set_domain	(	hwd_control_state_t *ctl	__attribute__(unused),
		int domain	__attribute__(unused)
	)

Definition at line 397 of file template.c.

{
    return PAPI_OK;
}

templ_set_domain() [2/2]

static int templ_set_domain ( hwd_control_state_t *  ctl, int  domain  )

static

templ_shutdown_component()

int templ_shutdown_component ( void  )

static

Definition at line 183 of file template.c.

{
    _template_vector.cmp_info.initialized = 0;
    return vendord_shutdown();
}

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templ_shutdown_thread()

int templ_shutdown_thread ( hwd_context_t *  ctx )

static

Definition at line 190 of file template.c.

{
    templ_context_t *templ_ctx = (templ_context_t *) ctx;
    templ_ctx->initialized = 0;
    templ_ctx->state = 0;
    return PAPI_OK;
}

templ_start()

int templ_start ( hwd_context_t *  ctx, hwd_control_state_t *  ctl  )

static

Definition at line 275 of file template.c.

{
    int papi_errno = PAPI_OK;
    templ_context_t *templ_ctx = (templ_context_t *) ctx;
    templ_control_t *templ_ctl = (templ_control_t *) ctl;
 
    if (templ_ctx->state & TEMPL_CTX_OPENED) {
        return PAPI_EINVAL;
    }
 
    papi_errno = vendord_ctx_open(templ_ctl->events_id, templ_ctl->num_events, &templ_ctl->vendor_ctx);
    if (papi_errno != PAPI_OK) {
        goto fn_fail;
    }
    templ_ctx->state = TEMPL_CTX_OPENED;
 
    papi_errno = vendord_ctx_start(templ_ctl->vendor_ctx);
    if (papi_errno != PAPI_OK) {
        goto fn_fail;
    }
    templ_ctx->state |= TEMPL_CTX_RUNNING;
 
  fn_exit:
    return papi_errno;
  fn_fail:
    vendord_ctx_close(templ_ctl->vendor_ctx);
    templ_ctx->state = 0;
    goto fn_exit;
}

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templ_stop()

int templ_stop ( hwd_context_t *  ctx, hwd_control_state_t *  ctl  )

static

Definition at line 313 of file template.c.

{
    int papi_errno = PAPI_OK;
    templ_context_t *templ_ctx = (templ_context_t *) ctx;
    templ_control_t *templ_ctl = (templ_control_t *) ctl;
 
    if (!(templ_ctx->state & TEMPL_CTX_OPENED)) {
        return PAPI_EINVAL;
    }
 
    papi_errno = vendord_ctx_stop(templ_ctl->vendor_ctx);
    if (papi_errno != PAPI_OK) {
        return papi_errno;
    }
    templ_ctx->state &= ~TEMPL_CTX_RUNNING;
 
    papi_errno = vendord_ctx_close(templ_ctl->vendor_ctx);
    if (papi_errno != PAPI_OK) {
        return papi_errno;
    }
    templ_ctx->state = 0;
    templ_ctl->vendor_ctx = NULL;
 
    return papi_errno;
}

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templ_update_control_state() [1/2]

int templ_update_control_state	(	hwd_control_state_t *	ctl,
		NativeInfo_t *	ntv_info,
		int	ntv_count,
		hwd_context_t *ctx	__attribute__(unused)
	)

Definition at line 212 of file template.c.

{
    int papi_errno = check_n_initialize();
    if (papi_errno != PAPI_OK) {
        return papi_errno;
    }
 
    templ_control_t *templ_ctl = (templ_control_t *) ctl;
    if (templ_ctl->vendor_ctx != NULL) {
        return PAPI_ECMP;
    }
 
    papi_errno = update_native_events(templ_ctl, ntv_info, ntv_count);
    if (papi_errno != PAPI_OK) {
        return papi_errno;
    }
 
    return try_open_events(templ_ctl);
}

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templ_update_control_state() [2/2]

static int templ_update_control_state ( hwd_control_state_t *  ctl, NativeInfo_t *  ntv_info, int  ntv_count, hwd_context_t *  ctx  )

static

try_open_events()

int try_open_events ( templ_control_t *  templ_ctl )

static

Definition at line 260 of file template.c.

{
    int papi_errno = PAPI_OK;
    vendord_ctx_t vendor_ctx;
 
    papi_errno = vendord_ctx_open(templ_ctl->events_id, templ_ctl->num_events, &vendor_ctx);
    if (papi_errno != PAPI_OK) {
        templ_cleanup_eventset(templ_ctl);
        return papi_errno;
    }
 
    return vendord_ctx_close(vendor_ctx);
}

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update_native_events()

int update_native_events ( templ_control_t *  ctl, NativeInfo_t *  ntv_info, int  ntv_count  )

static

Definition at line 233 of file template.c.

{
    int papi_errno = PAPI_OK;
 
    if (ntv_count != ctl->num_events) {
        ctl->events_id = papi_realloc(ctl->events_id, ntv_count * sizeof(*ctl->events_id));
        if (NULL == ctl->events_id) {
            papi_errno = PAPI_ENOMEM;
            goto fn_fail;
        }
        ctl->num_events = ntv_count;
    }
 
    int i;
    for (i = 0; i < ntv_count; ++i) {
        ctl->events_id[i] = ntv_info[i].ni_event;
        ntv_info[i].ni_position = i;
    }
 
  fn_exit:
    return papi_errno;
  fn_fail:
    ctl->num_events = 0;
    goto fn_exit;
}

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Variable Documentation

_template_vector

papi_vector_t _template_vector

Definition at line 51 of file template.c.