0eb888b23a
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25474 a1c6a512-1295-4272-9138-f99709370657
98 lines
3 KiB
C
98 lines
3 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2010 Thomas Martitz
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include "plugin.h"
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PLUGIN_HEADER
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#define BUF_SIZE ((PLUGIN_BUFFER_SIZE-(10<<10)) / (sizeof(int)))
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#define LOOP_REPEAT 8
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static volatile int buf[BUF_SIZE];
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#define KB_PER_SEC(delta) ((BUF_SIZE*sizeof(buf[0])*LOOP_REPEAT/delta) >> 10)
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enum plugin_status plugin_start(const void* parameter)
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{
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(void)parameter;
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bool done = false;
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bool boost = false;
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int count = 0;
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int last_tick = 0;
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rb->lcd_setfont(FONT_SYSFIXED);
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while (!done)
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{
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unsigned i, j;
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int line = 0;
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int x;
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int delta;
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last_tick = *rb->current_tick;
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for(i = 0; i < LOOP_REPEAT; i++)
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{
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for (j = 0; j < BUF_SIZE; j++)
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buf[j] = j;
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}
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delta = *rb->current_tick - last_tick;
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rb->screens[0]->clear_display();
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rb->screens[0]->putsf(0, line++, "%s", boost?"boosted":"unboosted");
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rb->screens[0]->putsf(0, line++, "bufsize: %u", BUF_SIZE*sizeof(buf[0]));
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rb->screens[0]->putsf(0, line++, "loop#: %d", ++count);
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rb->screens[0]->putsf(0, line++, "write ticks: %d (%d kB/s)", delta,
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KB_PER_SEC(delta));
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last_tick = *rb->current_tick;
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for(i = 0; i < LOOP_REPEAT; i++)
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{
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for(j = 0; j < BUF_SIZE; j++)
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x = buf[j];
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}
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delta = *rb->current_tick - last_tick;
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rb->screens[0]->putsf(0, line++, "read ticks: %d (%d kB/s)", delta,
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KB_PER_SEC(delta));
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rb->screens[0]->update();
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switch (rb->get_action(CONTEXT_STD, TIMEOUT_NOBLOCK))
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{
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#ifdef HAVE_ADJUSTABLE_CPU_FREQ
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case ACTION_STD_PREV:
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if (!boost)
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{
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rb->cpu_boost(true);
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boost = true;
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}
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break;
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case ACTION_STD_NEXT:
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if (boost)
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{
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rb->cpu_boost(false);
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boost = false;
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}
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break;
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#endif
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case ACTION_STD_CANCEL:
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done = true;
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break;
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}
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}
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return PLUGIN_OK;
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}
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