4.104.114.84.95
Last change
on this file since 43d8a82 was
43d8a82,
checked in by Jennifer Averett <Jennifer.Averett@…>, on 05/04/05 at 19:31:30
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2005-05-04 Jennifer Averett <jennifer.averett@…>
- include/tm27.h: Correct error in tm27 test
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-
Property mode set to
100644
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File size:
1.6 KB
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Rev | Line | |
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[62f529f] | 1 | /* |
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| 2 | * tm27.h |
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| 3 | * |
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| 4 | * The license and distribution terms for this file may be |
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| 5 | * found in the file LICENSE in this distribution or at |
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| 6 | * http://www.rtems.com/license/LICENSE. |
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| 7 | * |
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| 8 | * $Id$ |
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| 9 | */ |
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| 10 | |
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[3defec6] | 11 | #ifndef _RTEMS_TMTEST27 |
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[62f529f] | 12 | #error "This is an RTEMS internal file you must not include directly." |
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| 13 | #endif |
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| 14 | |
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| 15 | #ifndef __tm27_h |
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| 16 | #define __tm27_h |
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| 17 | |
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[bb41881e] | 18 | #include <bsp/irq.h> |
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| 19 | |
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[62f529f] | 20 | /* |
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| 21 | * Stuff for Time Test 27 |
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| 22 | */ |
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| 23 | |
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| 24 | #define MUST_WAIT_FOR_INTERRUPT 1 |
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| 25 | |
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[43d8a82] | 26 | void nullFunc() {} |
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| 27 | |
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[bb41881e] | 28 | static rtems_irq_connect_data clockIrqData = {BSP_DECREMENTER, |
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| 29 | 0, |
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| 30 | (rtems_irq_enable)nullFunc, |
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| 31 | (rtems_irq_disable)nullFunc, |
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| 32 | (rtems_irq_is_enabled) nullFunc}; |
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| 33 | void Install_tm27_vector(void (*_handler)()) |
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| 34 | { |
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| 35 | clockIrqData.hdl = _handler; |
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| 36 | if (!BSP_install_rtems_irq_handler (&clockIrqData)) { |
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| 37 | printk("Error installing clock interrupt handler!\n"); |
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| 38 | rtems_fatal_error_occurred(1); |
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| 39 | } |
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| 40 | } |
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[62f529f] | 41 | |
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| 42 | #define Cause_tm27_intr() \ |
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| 43 | do { \ |
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| 44 | uint32_t _clicks = 8; \ |
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| 45 | asm volatile( "mtdec %0" : "=r" ((_clicks)) : "r" ((_clicks)) ); \ |
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| 46 | } while (0) |
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| 47 | |
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| 48 | #define Clear_tm27_intr() \ |
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| 49 | do { \ |
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| 50 | uint32_t _clicks = 0xffffffff; \ |
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| 51 | asm volatile( "mtdec %0" : "=r" ((_clicks)) : "r" ((_clicks)) ); \ |
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| 52 | } while (0) |
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| 53 | |
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| 54 | #define Lower_tm27_intr() \ |
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| 55 | do { \ |
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| 56 | uint32_t _msr = 0; \ |
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| 57 | _ISR_Set_level( 0 ); \ |
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| 58 | asm volatile( "mfmsr %0 ;" : "=r" (_msr) : "r" (_msr) ); \ |
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| 59 | _msr |= 0x8002; \ |
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| 60 | asm volatile( "mtmsr %0 ;" : "=r" (_msr) : "r" (_msr) ); \ |
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| 61 | } while (0) |
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| 62 | |
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| 63 | #endif |
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