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1 | /* |
1 | /* |
2 | This file is part of a common library |
2 | This file is part of a common library |
3 | Copyright (C) 1990-2009 Toby Thain, toby@telegraphics.com.au |
3 | Copyright (C) 1990-2009 Toby Thain, toby@telegraphics.com.au |
4 | 4 | ||
5 | This program is free software; you can redistribute it and/or modify |
5 | This program is free software; you can redistribute it and/or modify |
6 | it under the terms of the GNU General Public License as published by |
6 | it under the terms of the GNU General Public License as published by |
7 | the Free Software Foundation; either version 2 of the License, or |
7 | the Free Software Foundation; either version 2 of the License, or |
8 | (at your option) any later version. |
8 | (at your option) any later version. |
9 | 9 | ||
10 | This program is distributed in the hope that it will be useful, |
10 | This program is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
13 | GNU General Public License for more details. |
13 | GNU General Public License for more details. |
14 | 14 | ||
15 | You should have received a copy of the GNU General Public License |
15 | You should have received a copy of the GNU General Public License |
16 | along with this program; if not, write to the Free Software |
16 | along with this program; if not, write to the Free Software |
17 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
17 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
18 | */ |
18 | */ |
19 | 19 | ||
20 | #include <timer.h> |
20 | #include <timer.h> |
21 | 21 | ||
22 | // Macintosh microsecond timer functions |
22 | // Macintosh microsecond timer functions |
23 | 23 | ||
24 | enum{ETERNITY = -2147483648}; // maximum interval (about 35 min.) |
24 | enum{ETERNITY = -2147483648}; // maximum interval (about 35 min.) |
25 | void start_timer(TMTask *t){ |
25 | void start_timer(TMTask *t){ |
26 | t->qLink = 0; |
26 | t->qLink = 0; |
27 | t->tmAddr = 0; |
27 | t->tmAddr = 0; |
28 | t->qType = t->tmCount = t->tmWakeUp = t->tmReserved = 0; |
28 | t->qType = t->tmCount = t->tmWakeUp = t->tmReserved = 0; |
29 | InsTime((QElemPtr)t); |
29 | InsTime((QElemPtr)t); |
30 | PrimeTime((QElemPtr)t,ETERNITY); |
30 | PrimeTime((QElemPtr)t,ETERNITY); |
31 | } |
31 | } |
32 | long stop_timer(TMTask *t){ // returns microseconds since start_timer |
32 | long stop_timer(TMTask *t){ // returns microseconds since start_timer |
33 | RmvTime((QElemPtr)t); |
33 | RmvTime((QElemPtr)t); |
34 | return t->tmCount - ETERNITY; |
34 | return t->tmCount - ETERNITY; |
35 | } |
35 | } |
36 | 36 |