/*
* Copyright (c) 2013, Intel Corporation
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of Intel Corporation nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <inttypes.h>
#include <stdlib.h>
#include <sys/types.h>
#include <unistd.h>
#include <string.h>
#include <ctype.h>
#include <strings.h>
#include "../include/types.h"
#include "../include/page.h"
#include "../include/win.h"
#include "../include/perf.h"
#include "../include/cmd.h"
#include "../include/disp.h"
#include "../include/os/map.h"
#include "../include/os/os_cmd.h"
static int s_callchain_ui_countid[] = {
UI_COUNT_RMA,
UI_COUNT_LMA,
UI_COUNT_CLK,
UI_COUNT_IR
};
int
os_preop_switch2profiling(cmd_t *cmd __attribute__((unused)), boolean_t *smpl)
{
*smpl = B_FALSE;
if (perf_pqos_cmt_started()) {
perf_pqos_cmt_stop(0, 0);
*smpl = B_TRUE;
}
if (perf_uncore_started()) {
perf_uncore_stop(-1);
*smpl = B_TRUE;
}
if (!perf_profiling_started()) {
perf_allstop();
if (perf_profiling_start() != 0) {
return (-1);
}
*smpl = B_TRUE;
}
return (0);
}
int
os_preop_switch2ll(cmd_t *cmd __attribute__((unused)), boolean_t *smpl)
{
*smpl = B_FALSE;
if (!perf_ll_started()) {
perf_allstop();
if (perf_ll_start(0) != 0) {
return (-1);
}
*smpl = B_TRUE;
}
return (0);
}
int
os_preop_llrefresh(cmd_t *cmd __attribute__((unused)),
boolean_t *smpl __attribute__((unused)))
{
/* Not supported on Linux. */
return (0);
}
int
os_preop_llmap_get(cmd_t *cmd __attribute__((unused)),
boolean_t *smpl __attribute__((unused)))
{
/* Not supported on Linux. */
return (0);
}
int
os_preop_switch2ln(cmd_t *cmd __attribute__((unused)),
boolean_t *smpl __attribute__((unused)))
{
/* Not supported on Linux. */
return (0);
}
int
os_preop_lnrefresh(cmd_t *cmd __attribute__((unused)),
boolean_t *smpl __attribute__((unused)))
{
/* Not supported on Linux. */
return (0);
}
int
os_preop_lnmap_get(cmd_t *cmd __attribute__((unused)),
boolean_t *smpl __attribute__((unused)))
{
/* Not supported on Linux. */
return (0);
}
int
os_preop_back2ll(cmd_t *cmd __attribute__((unused)),
boolean_t *smpl __attribute__((unused)))
{
return (0);
}
int
os_preop_switch2callchain(cmd_t *cmd, boolean_t *smpl)
{
page_t *cur = page_current_get();
win_type_t type = PAGE_WIN_TYPE(cur);
switch (type) {
case WIN_TYPE_MONIPROC:
CMD_CALLCHAIN(cmd)->pid = DYN_MONI_PROC(cur)->pid;
CMD_CALLCHAIN(cmd)->lwpid = 0;
break;
case WIN_TYPE_MONILWP:
CMD_CALLCHAIN(cmd)->pid = DYN_MONI_LWP(cur)->pid;
CMD_CALLCHAIN(cmd)->lwpid = DYN_MONI_LWP(cur)->lwpid;
break;
default:
return (-1);
}
*smpl = B_TRUE;
return (perf_profiling_partpause(UI_COUNT_RMA));
}
int
os_preop_switch2accdst(cmd_t *cmd,
boolean_t *smpl __attribute__((unused)))
{
page_t *cur = page_current_get();
win_type_t type = PAGE_WIN_TYPE(cur);
switch (type) {
case WIN_TYPE_LAT_PROC:
CMD_ACCDST(cmd)->pid = DYN_LAT(cur)->pid;
CMD_ACCDST(cmd)->lwpid = 0;
break;
case WIN_TYPE_LAT_LWP:
CMD_ACCDST(cmd)->pid = DYN_LAT(cur)->pid;
CMD_ACCDST(cmd)->lwpid = DYN_LAT(cur)->lwpid;
break;
default:
return (-1);
}
return (0);
}
int
os_preop_leavecallchain(cmd_t *cmd __attribute__((unused)), boolean_t *smpl)
{
page_t *cur = page_current_get();
ui_count_id_t ui_countid;
if ((ui_countid = DYN_CALLCHAIN(cur)->ui_countid) != 0) {
perf_profiling_restore(ui_countid);
}
*smpl = B_TRUE;
return (0);
}
int
os_preop_switch2pqoscmt(cmd_t *cmd,
boolean_t *smpl __attribute__((unused)))
{
page_t *cur = page_current_get();
win_type_t type = PAGE_WIN_TYPE(cur);
int ret = 0;
switch (type) {
case WIN_TYPE_MONIPROC:
CMD_PQOS_CMT(cmd)->pid = DYN_MONI_PROC(cur)->pid;
CMD_PQOS_CMT(cmd)->lwpid = 0;
CMD_PQOS_CMT(cmd)->flags = PERF_PQOS_FLAG_LLC;
break;
case WIN_TYPE_RAW_NUM:
case WIN_TYPE_TOPNPROC:
CMD_PQOS_CMT(cmd)->pid = 0;
CMD_PQOS_CMT(cmd)->lwpid = 0;
CMD_PQOS_CMT(cmd)->flags = PERF_PQOS_FLAG_LLC;
break;
case WIN_TYPE_MONILWP:
CMD_PQOS_CMT(cmd)->pid = DYN_MONI_LWP(cur)->pid;
CMD_PQOS_CMT(cmd)->lwpid = DYN_MONI_LWP(cur)->lwpid;
CMD_PQOS_CMT(cmd)->flags = PERF_PQOS_FLAG_LLC;
break;
case WIN_TYPE_PQOS_MBM_MONIPROC:
case WIN_TYPE_PQOS_MBM_MONILWP:
CMD_PQOS_CMT(cmd)->pid = DYN_PQOS_MBM_PROC(cur)->pid;
CMD_PQOS_CMT(cmd)->lwpid = DYN_PQOS_MBM_PROC(cur)->lwpid;
CMD_PQOS_CMT(cmd)->flags = PERF_PQOS_FLAG_LLC;
break;
default:
return (-1);
}
perf_pqos_cmt_stop(CMD_PQOS_CMT(cmd)->pid, CMD_PQOS_CMT(cmd)->lwpid);
if (perf_profiling_smpl(B_FALSE) != 0)
return -1;
if (disp_flag2_wait() != DISP_FLAG_PROFILING_DATA_READY)
return -1;
if (CMD_PQOS_CMT(cmd)->pid == 0) {
ret = perf_pqos_active_proc_setup(CMD_PQOS_CMT(cmd)->flags, B_FALSE);
} else {
ret = perf_pqos_proc_setup(CMD_PQOS_CMT(cmd)->pid,
CMD_PQOS_CMT(cmd)->lwpid, CMD_PQOS_CMT(cmd)->flags);
}
return (ret);
}
int
os_preop_switch2pqosmbm(cmd_t *cmd,
boolean_t *smpl __attribute__((unused)))
{
page_t *cur = page_current_get();
win_type_t type = PAGE_WIN_TYPE(cur);
int ret = 0;
if ((type == WIN_TYPE_PQOS_CMT_MONIPROC) || (type == WIN_TYPE_PQOS_CMT_MONILWP)) {
if (perf_profiling_smpl(B_FALSE) != 0)
return -1;
if (disp_flag2_wait() != DISP_FLAG_PROFILING_DATA_READY)
return -1;
CMD_PQOS_MBM(cmd)->pid = DYN_PQOS_CMT_PROC(cur)->pid;
CMD_PQOS_MBM(cmd)->lwpid = DYN_PQOS_CMT_PROC(cur)->lwpid;
CMD_PQOS_MBM(cmd)->flags = PERF_PQOS_FLAG_TOTAL_BW | PERF_PQOS_FLAG_LOCAL_BW;
perf_pqos_cmt_stop(CMD_PQOS_MBM(cmd)->pid, CMD_PQOS_MBM(cmd)->lwpid);
ret = perf_pqos_proc_setup(CMD_PQOS_MBM(cmd)->pid,
CMD_PQOS_MBM(cmd)->lwpid, CMD_PQOS_MBM(cmd)->flags);
}
return (ret);
}
int
os_preop_switch2uncore(cmd_t *cmd,
boolean_t *smpl __attribute__((unused)))
{
page_t *cur = page_current_get();
win_type_t type = PAGE_WIN_TYPE(cur);
int ret = 0;
if (type == WIN_TYPE_NODE_OVERVIEW) {
if (perf_profiling_smpl(B_FALSE) != 0)
return -1;
if (disp_flag2_wait() != DISP_FLAG_PROFILING_DATA_READY)
return -1;
perf_uncore_stop(-1);
ret = perf_uncore_setup(CMD_NODE_DETAIL(cmd)->nid);
}
return (ret);
}
int
os_op_llmap_stop(cmd_t *cmd __attribute__((unused)),
boolean_t smpl __attribute__((unused)))
{
/* Not supported on Linux. */
return (0);
}
int
os_op_lnmap_stop(cmd_t *cmd __attribute__((unused)),
boolean_t smpl __attribute__((unused)))
{
/* Not supported on Linux. */
return (0);
}
int
os_op_switch2ll(cmd_t *cmd, boolean_t smpl)
{
page_t *cur = page_current_get();
int type = PAGE_WIN_TYPE(cur);
switch (type) {
case WIN_TYPE_MONIPROC:
CMD_LAT(cmd)->pid = DYN_MONI_PROC(cur)->pid;
CMD_LAT(cmd)->lwpid = 0;
break;
case WIN_TYPE_MONILWP:
CMD_LAT(cmd)->pid = DYN_MONI_LWP(cur)->pid;
CMD_LAT(cmd)->lwpid = DYN_MONI_LWP(cur)->lwpid;
break;
default:
return (-1);
}
return (op_page_next(cmd, smpl));
}
static ui_count_id_t
callchain_countid_set(int cmd_id, page_t *page)
{
dyn_callchain_t *dyn = (dyn_callchain_t *)(page->dyn_win.dyn);
if ((cmd_id >= CMD_1_ID) && (cmd_id <= CMD_4_ID)) {
dyn->ui_countid = s_callchain_ui_countid[cmd_id - CMD_1_ID];
} else {
dyn->ui_countid = UI_COUNT_INVALID;
}
return (dyn->ui_countid);
}
int
os_op_callchain_count(cmd_t *cmd, boolean_t smpl)
{
page_t *cur;
ui_count_id_t ui_countid;
int cmd_id;
if ((cur = page_current_get()) != NULL) {
cmd_id = CMD_ID(cmd);
ui_countid = callchain_countid_set(cmd_id, cur);
if (ui_countid == UI_COUNT_INVALID) {
return (0);
}
perf_profiling_partpause(ui_countid);
op_refresh(cmd, smpl);
}
return (0);
}
int
os_op_switch2llcallchain(cmd_t *cmd1, boolean_t smpl)
{
cmd_llcallchain_t *cmd = (cmd_llcallchain_t *)cmd1;
page_t *cur = page_current_get();
dyn_lat_t *dyn;
win_reg_t *data_reg;
lat_line_t *lines;
int i;
dyn = (dyn_lat_t *)(cur->dyn_win.dyn);
data_reg = &dyn->data;
if ((lines = (lat_line_t *)(data_reg->buf)) == NULL) {
return (-1);
}
if ((i = data_reg->scroll.highlight) == -1) {
return (-1);
}
cmd->pid = dyn->pid;
cmd->lwpid = dyn->lwpid;
cmd->addr = lines[i].bufaddr.addr;
cmd->size = lines[i].bufaddr.size;
return (op_page_next(cmd1, smpl));
}