| 1 | /* -*- c++ -*- */
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| 2 | /*-----------------------------------------------------------------------------
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| 3 | * Timer handling for FX2
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| 4 | *-----------------------------------------------------------------------------
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| 5 | * Code taken from USRP2 firmware (GNU Radio Project), version 3.0.2,
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| 6 | * Copyright 2003 Free Software Foundation, Inc.
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| 7 | *-----------------------------------------------------------------------------
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| 8 | * This code is part of usbjtag. usbjtag is free software; you can redistribute
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| 9 | * it and/or modify it under the terms of the GNU General Public License as
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| 10 | * published by the Free Software Foundation; either version 2 of the License,
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| 11 | * or (at your option) any later version. usbjtag is distributed in the hope
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| 12 | * that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
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| 13 | * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | * GNU General Public License for more details. You should have received a
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| 15 | * copy of the GNU General Public License along with this program in the file
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| 16 | * COPYING; if not, write to the Free Software Foundation, Inc., 51 Franklin
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| 17 | * St, Fifth Floor, Boston, MA 02110-1301 USA
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| 18 | *-----------------------------------------------------------------------------
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| 19 | */
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| 20 |
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| 21 | #ifndef _TIMER_H_
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| 22 | #define _TIMER_H_
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| 23 |
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| 24 | /*
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| 25 | * Arrange to have isr_tick_handler called at 100 Hz
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| 26 | */
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| 27 | void hook_timer_tick (unsigned short isr_tick_handler);
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| 28 |
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| 29 | #define clear_timer_irq() \
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| 30 | TF2 = 0 /* clear overflow flag */
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| 31 |
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| 32 |
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| 33 | #endif /* _TIMER_H_ */
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