-/* Copyright (c) 2006, 2007, 2008, 2009, 2010. The SimGrid Team.
+/* Copyright (c) 2006-2011. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
#include "xbt/dict.h"
#include "xbt/sysdep.h"
#include "surf/surf.h"
+#include "surf/surf_resource.h"
+
+
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(sd_workstation, sd,
"Logging specific to SimDag (workstation)");
/* Creates a workstation and registers it in SD.
*/
-SD_workstation_t __SD_workstation_create(void *surf_workstation, void *data)
+SD_workstation_t __SD_workstation_create(void *surf_workstation,
+ void *data)
{
SD_workstation_t workstation;
const char *name;
- SD_CHECK_INIT_DONE();
- xbt_assert0(surf_workstation != NULL, "surf_workstation is NULL !");
workstation = xbt_new(s_SD_workstation_t, 1);
workstation->surf_workstation = surf_workstation;
workstation->current_task = NULL;
name = SD_workstation_get_name(workstation);
- xbt_dict_set(sd_global->workstations, name, workstation, __SD_workstation_destroy); /* add the workstation to the dictionary */
- sd_global->workstation_count++;
-
+ xbt_lib_set(host_lib,name,SD_HOST_LEVEL,workstation);
return workstation;
}
*/
SD_workstation_t SD_workstation_get_by_name(const char *name)
{
- SD_CHECK_INIT_DONE();
-
- xbt_assert0(name != NULL, "Invalid parameter");
-
- return xbt_dict_get_or_null(sd_global->workstations, name);
+ return xbt_lib_get_or_null(host_lib, name, SD_HOST_LEVEL);
}
/**
const SD_workstation_t *SD_workstation_get_list(void)
{
- xbt_dict_cursor_t cursor;
+ xbt_lib_cursor_t cursor;
char *key;
- void *data;
+ void **data;
int i;
- SD_CHECK_INIT_DONE();
- xbt_assert0(SD_workstation_get_number() > 0, "There is no workstation!");
-
-
+ xbt_assert(SD_workstation_get_number() > 0, "There is no workstation!");
if (sd_global->workstation_list == NULL) { /* this is the first time the function is called */
sd_global->workstation_list =
- xbt_new(SD_workstation_t, sd_global->workstation_count);
+ xbt_new(SD_workstation_t, xbt_lib_length(host_lib));
i = 0;
- xbt_dict_foreach(sd_global->workstations, cursor, key, data) {
- sd_global->workstation_list[i++] = (SD_workstation_t) data;
+ xbt_lib_foreach(host_lib, cursor, key, data) {
+ if(data[SD_HOST_LEVEL])
+ sd_global->workstation_list[i++] = (SD_workstation_t) data[SD_HOST_LEVEL];
}
}
return sd_global->workstation_list;
*/
int SD_workstation_get_number(void)
{
- SD_CHECK_INIT_DONE();
- return sd_global->workstation_count;
+ return xbt_lib_length(host_lib);
}
/**
*/
void *SD_workstation_get_data(SD_workstation_t workstation)
{
- SD_CHECK_INIT_DONE();
- xbt_assert0(workstation != NULL, "Invalid parameter");
return workstation->data;
}
*/
void SD_workstation_set_data(SD_workstation_t workstation, void *data)
{
- SD_CHECK_INIT_DONE();
- xbt_assert0(workstation != NULL, "Invalid parameter");
workstation->data = data;
}
*/
const char *SD_workstation_get_name(SD_workstation_t workstation)
{
- SD_CHECK_INIT_DONE();
- xbt_assert0(workstation != NULL, "Invalid parameter");
return surf_resource_name(workstation->surf_workstation);
}
*/
xbt_dict_t SD_workstation_get_properties(SD_workstation_t workstation)
{
- SD_CHECK_INIT_DONE();
- xbt_assert0((workstation != NULL), "Invalid parameters");
-
- return surf_workstation_model->extension.workstation.get_properties(workstation->surf_workstation);
+ return surf_workstation_model->extension.
+ workstation.get_properties(workstation->surf_workstation);
}
+/** @brief Displays debugging informations about a workstation */
+void SD_workstation_dump(SD_workstation_t ws)
+{
+ xbt_dict_t props;
+ xbt_dict_cursor_t cursor=NULL;
+ char *key,*data;
+ SD_task_t task = NULL;
+
+ XBT_INFO("Displaying workstation %s", SD_workstation_get_name(ws));
+ XBT_INFO(" - power: %.0f", SD_workstation_get_power(ws));
+ XBT_INFO(" - available power: %.2f", SD_workstation_get_available_power(ws));
+ switch (ws->access_mode){
+ case SD_WORKSTATION_SHARED_ACCESS:
+ XBT_INFO(" - access mode: Space shared");
+ break;
+ case SD_WORKSTATION_SEQUENTIAL_ACCESS:
+ XBT_INFO(" - access mode: Exclusive");
+ task = SD_workstation_get_current_task(ws);
+ if(task)
+ XBT_INFO(" current running task: %s",
+ SD_task_get_name(task));
+ else
+ XBT_INFO(" no task running");
+ break;
+ default:
+ XBT_INFO(" - (unknown access mode)");
+ }
+ props = SD_workstation_get_properties(ws);
+
+ if (!xbt_dict_is_empty(props)){
+ XBT_INFO(" - properties:");
+
+ xbt_dict_foreach(props,cursor,key,data) {
+ XBT_INFO(" %s->%s",key,data);
+ }
+ }
+}
/**
* \brief Returns the route between two workstations
* \return a new array of \ref SD_link_t representating the route between these two workstations
* \see SD_route_get_size(), SD_link_t
*/
-const SD_link_t *SD_route_get_list(SD_workstation_t src, SD_workstation_t dst)
+const SD_link_t *SD_route_get_list(SD_workstation_t src,
+ SD_workstation_t dst)
{
void *surf_src;
void *surf_dst;
void *surf_link;
unsigned int cpt;
- SD_CHECK_INIT_DONE();
-
if (sd_global->recyclable_route == NULL) {
/* first run */
sd_global->recyclable_route = xbt_new(SD_link_t, SD_link_get_number());
surf_src = src->surf_workstation;
surf_dst = dst->surf_workstation;
-
surf_route =
- surf_workstation_model->extension.workstation.get_route(surf_src,
- surf_dst);
+ surf_workstation_model->extension.workstation.get_route(surf_src,
+ surf_dst);
xbt_dynar_foreach(surf_route, cpt, surf_link) {
link_name = surf_resource_name(surf_link);
sd_global->recyclable_route[cpt] =
- xbt_dict_get(sd_global->links, link_name);
+ xbt_lib_get_or_null(link_lib, link_name, SD_LINK_LEVEL);
}
-
return sd_global->recyclable_route;
}
*/
int SD_route_get_size(SD_workstation_t src, SD_workstation_t dst)
{
- SD_CHECK_INIT_DONE();
- return xbt_dynar_length(surf_workstation_model->extension.workstation.get_route(
- src->surf_workstation,dst->surf_workstation));
+ return xbt_dynar_length(surf_workstation_model->extension.
+ workstation.get_route(src->surf_workstation,
+ dst->surf_workstation));
}
/**
*/
double SD_workstation_get_power(SD_workstation_t workstation)
{
- SD_CHECK_INIT_DONE();
- xbt_assert0(workstation != NULL, "Invalid parameter");
return surf_workstation_model->extension.workstation.
- get_speed(workstation->surf_workstation, 1.0);
+ get_speed(workstation->surf_workstation, 1.0);
}
/**
*/
double SD_workstation_get_available_power(SD_workstation_t workstation)
{
- SD_CHECK_INIT_DONE();
- xbt_assert0(workstation != NULL, "Invalid parameter");
return surf_workstation_model->extension.
- workstation.get_available_speed(workstation->surf_workstation);
+ workstation.get_available_speed(workstation->surf_workstation);
}
/**
double SD_workstation_get_computation_time(SD_workstation_t workstation,
double computation_amount)
{
- SD_CHECK_INIT_DONE();
- xbt_assert0(workstation != NULL, "Invalid parameter");
- xbt_assert0(computation_amount >= 0,
+ xbt_assert(computation_amount >= 0,
"computation_amount must be greater than or equal to zero");
return computation_amount / SD_workstation_get_power(workstation);
}
/**
- * \brief Returns the latency of the route between two workstations, i.e. the sum of all link latencies
+ * \brief Returns the latency of the route between two workstations, i.e. the sum of all link latencies
* between the workstations.
*
* \param src the first workstation
double latency;
int i;
- SD_CHECK_INIT_DONE();
- xbt_assert0(src != NULL && dst != NULL, "Invalid parameter");
links = SD_route_get_list(src, dst);
nb_links = SD_route_get_size(src, dst);
latency = 0.0;
}
/**
- * \brief Returns the bandwidth of the route between two workstations, i.e. the minimum link bandwidth of all
+ * \brief Returns the bandwidth of the route between two workstations, i.e. the minimum link bandwidth of all
* between the workstations.
*
* \param src the first workstation
double min_bandwidth;
int i;
- SD_CHECK_INIT_DONE();
- xbt_assert0(src != NULL && dst != NULL, "Invalid parameter");
-
links = SD_route_get_list(src, dst);
nb_links = SD_route_get_size(src, dst);
bandwidth = min_bandwidth = -1.0;
double latency;
int i;
- SD_CHECK_INIT_DONE();
- xbt_assert0(src != NULL && dst != NULL, "Invalid parameter");
- xbt_assert0(communication_amount >= 0,
+ xbt_assert(communication_amount >= 0,
"communication_amount must be greater than or equal to zero");
*
* \see SD_workstation_set_access_mode(), e_SD_workstation_access_mode_t
*/
-e_SD_workstation_access_mode_t SD_workstation_get_access_mode(SD_workstation_t
- workstation)
+e_SD_workstation_access_mode_t
+SD_workstation_get_access_mode(SD_workstation_t workstation)
{
- SD_CHECK_INIT_DONE();
- xbt_assert0(workstation != NULL, "Invalid parameter");
return workstation->access_mode;
}
e_SD_workstation_access_mode_t
access_mode)
{
- SD_CHECK_INIT_DONE();
- xbt_assert0(workstation != NULL, "Invalid parameter");
-
if (access_mode == workstation->access_mode) {
return; // nothing is changed
}
}
/* Returns whether a task can start now on a workstation.
- *//*
- int __SD_workstation_can_start(SD_workstation_t workstation, SD_task_t task) {
- SD_CHECK_INIT_DONE();
- xbt_assert0(workstation != NULL && task != NULL, "Invalid parameter");
+ *//*
+ int __SD_workstation_can_start(SD_workstation_t workstation, SD_task_t task) {
+ SD_CHECK_INIT_DONE();
+ xbt_assert(workstation != NULL && task != NULL, "Invalid parameter");
- return !__SD_workstation_is_busy(workstation) &&
- (xbt_fifo_size(workstation->task_fifo) == 0) || xbt_fifo_get_first_item(workstation->task_fifo) == task);
- }
- */
+ return !__SD_workstation_is_busy(workstation) &&
+ (xbt_fifo_size(workstation->task_fifo) == 0) || xbt_fifo_get_first_item(workstation->task_fifo) == task);
+ }
+ */
/* Returns whether a workstation is busy. A workstation is busy is it is
* in sequential mode and a task is running on it or the fifo is not empty.
*/
int __SD_workstation_is_busy(SD_workstation_t workstation)
{
- SD_CHECK_INIT_DONE();
- xbt_assert0(workstation != NULL, "Invalid parameter");
-
- DEBUG4
- ("Workstation '%s' access mode: '%s', current task: %s, fifo size: %d",
- SD_workstation_get_name(workstation),
- (workstation->access_mode ==
- SD_WORKSTATION_SHARED_ACCESS) ? "SHARED" : "FIFO",
- (workstation->current_task ? SD_task_get_name(workstation->current_task)
- : "none"),
- (workstation->task_fifo ? xbt_fifo_size(workstation->task_fifo) : 0));
+ XBT_DEBUG
+ ("Workstation '%s' access mode: '%s', current task: %s, fifo size: %d",
+ SD_workstation_get_name(workstation),
+ (workstation->access_mode ==
+ SD_WORKSTATION_SHARED_ACCESS) ? "SHARED" : "FIFO",
+ (workstation->current_task ?
+ SD_task_get_name(workstation->current_task)
+ : "none"),
+ (workstation->task_fifo ? xbt_fifo_size(workstation->task_fifo) :
+ 0));
return workstation->access_mode == SD_WORKSTATION_SEQUENTIAL_ACCESS &&
- (workstation->current_task != NULL
- || xbt_fifo_size(workstation->task_fifo) > 0);
+ (workstation->current_task != NULL
+ || xbt_fifo_size(workstation->task_fifo) > 0);
}
/* Destroys a workstation.
SD_workstation_t w;
- SD_CHECK_INIT_DONE();
- xbt_assert0(workstation != NULL, "Invalid parameter");
/* workstation->surf_workstation is freed by surf_exit and workstation->data is freed by the user */
w = (SD_workstation_t) workstation;
}
xbt_free(w);
}
+
+/**
+ * \brief Returns the kind of the task currently running on a workstation
+ * Only call this with sequential access mode set
+ * \param workstation a workstation */
+SD_task_t SD_workstation_get_current_task(SD_workstation_t workstation)
+{
+ xbt_assert(workstation->access_mode == SD_WORKSTATION_SEQUENTIAL_ACCESS,
+ "Access mode must be set to SD_WORKSTATION_SEQUENTIAL_ACCESS"
+ " to use this function");
+
+ return (workstation->current_task);
+}