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https://github.com/AppleWin/AppleWin.git
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Removed (the now) unused alarm.h
This commit is contained in:
tomcw
parent
7ca547479b
commit
e2d7eb7406
@ -246,14 +246,6 @@
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RelativePath=".\source\Interface.h"
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RelativePath=".\source\Interface.h"
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>
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>
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</File>
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</File>
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<File
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RelativePath=".\source\Utilities.cpp"
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>
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</File>
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<File
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RelativePath=".\source\Utilities.h"
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>
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</File>
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<File
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<File
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RelativePath=".\source\StdAfx.cpp"
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RelativePath=".\source\StdAfx.cpp"
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>
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>
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@ -278,6 +270,14 @@
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RelativePath=".\source\StdAfx.h"
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RelativePath=".\source\StdAfx.h"
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>
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>
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</File>
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</File>
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<File
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RelativePath=".\source\Utilities.cpp"
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>
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</File>
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<File
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RelativePath=".\source\Utilities.h"
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>
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</File>
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<Filter
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<Filter
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Name="Debugger"
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Name="Debugger"
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>
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>
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@ -593,10 +593,6 @@
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RelativePath=".\source\CommonVICE\6510core.h"
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RelativePath=".\source\CommonVICE\6510core.h"
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>
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>
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</File>
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</File>
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<File
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RelativePath=".\source\CommonVICE\alarm.h"
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>
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</File>
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<File
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<File
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RelativePath=".\source\CommonVICE\interrupt.h"
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RelativePath=".\source\CommonVICE\interrupt.h"
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>
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>
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@ -28,7 +28,6 @@
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<ClInclude Include="source\CmdLine.h" />
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<ClInclude Include="source\CmdLine.h" />
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<ClInclude Include="source\Common.h" />
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<ClInclude Include="source\Common.h" />
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<ClInclude Include="source\CommonVICE\6510core.h" />
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<ClInclude Include="source\CommonVICE\6510core.h" />
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<ClInclude Include="source\CommonVICE\alarm.h" />
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<ClInclude Include="source\CommonVICE\interrupt.h" />
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<ClInclude Include="source\CommonVICE\interrupt.h" />
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<ClInclude Include="source\CommonVICE\mem.h" />
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<ClInclude Include="source\CommonVICE\mem.h" />
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<ClInclude Include="source\CommonVICE\types.h" />
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<ClInclude Include="source\CommonVICE\types.h" />
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@ -225,9 +225,6 @@
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<ClInclude Include="source\CommonVICE\6510core.h">
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<ClInclude Include="source\CommonVICE\6510core.h">
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<Filter>Source Files\CommonVICE</Filter>
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<Filter>Source Files\CommonVICE</Filter>
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</ClInclude>
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</ClInclude>
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<ClInclude Include="source\CommonVICE\alarm.h">
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<Filter>Source Files\CommonVICE</Filter>
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</ClInclude>
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<ClInclude Include="source\6821.h">
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<ClInclude Include="source\6821.h">
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<Filter>Source Files\Emulator</Filter>
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<Filter>Source Files\Emulator</Filter>
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</ClInclude>
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</ClInclude>
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@ -1,191 +0,0 @@
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/*
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* alarm.h - Alarm handling.
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*
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* Written by
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* Ettore Perazzoli <ettore@comm2000.it>
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* Andreas Boose <viceteam@t-online.de>
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*
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* This file is part of VICE, the Versatile Commodore Emulator.
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* See README for copyright notice.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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* 02111-1307 USA.
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*
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*/
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#ifndef _ALARM_H
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#define _ALARM_H
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#include "../CommonVICE/types.h"
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#define ALARM_CONTEXT_MAX_PENDING_ALARMS 0x100
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typedef void (*alarm_callback_t)(CLOCK offset, void *data);
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/* An alarm. */
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struct alarm_s {
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/* Descriptive name of the alarm. */
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char *name;
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/* Alarm context this alarm is in. */
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struct alarm_context_s *context;
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/* Callback to be called when the alarm is dispatched. */
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alarm_callback_t callback;
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/* Index into the pending alarm list. If < 0, the alarm is not
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pending. */
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int pending_idx;
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/* Call data */
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void *data;
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/* Link to the next and previous alarms in the list. */
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struct alarm_s *next, *prev;
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};
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typedef struct alarm_s alarm_t;
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struct pending_alarms_s {
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/* The alarm. */
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struct alarm_s *alarm;
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/* Clock tick at which this alarm should be activated. */
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CLOCK clk;
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};
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typedef struct pending_alarms_s pending_alarms_t;
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/* An alarm context. */
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struct alarm_context_s {
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/* Descriptive name of the alarm context. */
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char *name;
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/* Alarm list. */
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struct alarm_s *alarms;
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/* Pending alarm array. Statically allocated because it's slightly
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faster this way. */
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pending_alarms_t pending_alarms[ALARM_CONTEXT_MAX_PENDING_ALARMS];
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unsigned int num_pending_alarms;
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/* Clock tick for the next pending alarm. */
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CLOCK next_pending_alarm_clk;
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/* Pending alarm number. */
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int next_pending_alarm_idx;
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};
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typedef struct alarm_context_s alarm_context_t;
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/* ------------------------------------------------------------------------ */
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extern alarm_context_t *alarm_context_new(const char *name);
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extern void alarm_context_init(alarm_context_t *context, const char *name);
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extern void alarm_context_destroy(alarm_context_t *context);
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extern void alarm_context_time_warp(alarm_context_t *context, CLOCK warp_amount,
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int warp_direction);
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extern alarm_t *alarm_new(alarm_context_t *context, const char *name,
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alarm_callback_t callback, void *data);
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extern void alarm_destroy(alarm_t *alarm);
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extern void alarm_unset(alarm_t *alarm);
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extern void alarm_log_too_many_alarms(void);
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/* ------------------------------------------------------------------------- */
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#if 1 //TC
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/* Inline functions. */
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/*inline*/ static CLOCK alarm_context_next_pending_clk(alarm_context_t *context)
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{
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return context->next_pending_alarm_clk;
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}
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/*inline*/ static void alarm_context_update_next_pending(alarm_context_t *context)
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{
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CLOCK next_pending_alarm_clk = (CLOCK)~0L;
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unsigned int next_pending_alarm_idx;
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unsigned int i;
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next_pending_alarm_idx = context->next_pending_alarm_idx;
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for (i = 0; i < context->num_pending_alarms; i++) {
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CLOCK pending_clk = context->pending_alarms[i].clk;
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if (pending_clk <= next_pending_alarm_clk) {
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next_pending_alarm_clk = pending_clk;
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next_pending_alarm_idx = i;
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}
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}
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context->next_pending_alarm_clk = next_pending_alarm_clk;
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context->next_pending_alarm_idx = next_pending_alarm_idx;
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}
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/*inline*/ static void alarm_context_dispatch(alarm_context_t *context,
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CLOCK cpu_clk)
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{
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CLOCK offset;
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unsigned int idx;
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alarm_t *alarm;
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offset = (CLOCK)(cpu_clk - context->next_pending_alarm_clk);
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idx = context->next_pending_alarm_idx;
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alarm = context->pending_alarms[idx].alarm;
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(alarm->callback)(offset, alarm->data);
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}
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/*inline*/ static void alarm_set(alarm_t *alarm, CLOCK cpu_clk)
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{
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alarm_context_t *context;
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int idx;
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context = alarm->context;
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idx = alarm->pending_idx;
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if (idx < 0) {
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unsigned int new_idx;
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/* Not pending yet: add. */
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new_idx = context->num_pending_alarms;
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if (new_idx >= ALARM_CONTEXT_MAX_PENDING_ALARMS) {
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alarm_log_too_many_alarms();
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return;
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}
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context->pending_alarms[new_idx].alarm = alarm;
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context->pending_alarms[new_idx].clk = cpu_clk;
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context->num_pending_alarms++;
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if (cpu_clk < context->next_pending_alarm_clk) {
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context->next_pending_alarm_clk = cpu_clk;
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context->next_pending_alarm_idx = new_idx;
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}
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alarm->pending_idx = new_idx;
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} else {
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/* Already pending: modify. */
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context->pending_alarms[idx].clk = cpu_clk;
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if (context->next_pending_alarm_clk > cpu_clk
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|| idx == context->next_pending_alarm_idx)
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alarm_context_update_next_pending(context);
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}
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}
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#endif // TC
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#endif
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