1 /*=================================================================
5 // HAL Interrupt API test
7 //==========================================================================
8 //####ECOSGPLCOPYRIGHTBEGIN####
9 // -------------------------------------------
10 // This file is part of eCos, the Embedded Configurable Operating System.
11 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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27 // or inline functions from this file, or you compile this file and link it
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30 // License. However the source code for this file must still be made available
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38 // -------------------------------------------
39 //####ECOSGPLCOPYRIGHTEND####
40 //==========================================================================
41 //#####DESCRIPTIONBEGIN####
44 // Contributors: nickg
46 //####DESCRIPTIONEND####
49 #include <pkgconf/hal.h>
51 #include <cyg/infra/testcase.h>
53 #include <cyg/hal/hal_intr.h>
54 #include <cyg/hal/drv_api.h>
56 // Include HAL/Platform specifics
57 #include CYGBLD_HAL_PLATFORM_H
60 #include <pkgconf/kernel.h> // Need to look for the RTC config.
63 // Fallback defaults (in case HAL didn't define these)
64 #ifndef CYGNUM_HAL_RTC_NUMERATOR
65 #define CYGNUM_HAL_RTC_NUMERATOR 1000000000
66 #define CYGNUM_HAL_RTC_DENOMINATOR 100
67 #define CYGNUM_HAL_RTC_PERIOD 9999
70 // -------------------------------------------------------------------------
72 #define ISR_DATA 0xAAAA1234
74 // -------------------------------------------------------------------------
76 volatile cyg_count32 ticks = 0;
77 volatile cyg_count32 dsr_ticks = 0;
78 static cyg_interrupt intr;
79 static cyg_handle_t intr_handle;
81 // -------------------------------------------------------------------------
83 cyg_uint32 isr( cyg_uint32 vector, CYG_ADDRWORD data )
85 CYG_TEST_CHECK( ISR_DATA == data , "Bad data passed to ISR");
86 CYG_TEST_CHECK( CYGNUM_HAL_INTERRUPT_RTC == vector ,
87 "Bad vector passed to ISR");
89 HAL_CLOCK_RESET( vector, CYGNUM_HAL_RTC_PERIOD );
91 HAL_INTERRUPT_ACKNOWLEDGE( vector );
95 return CYG_ISR_CALL_DSR;
98 // -------------------------------------------------------------------------
100 void dsr( cyg_uint32 vector, cyg_ucount32 count, CYG_ADDRWORD data )
102 CYG_TEST_CHECK( ISR_DATA == data , "Bad data passed to DSR");
103 CYG_TEST_CHECK( CYGNUM_HAL_INTERRUPT_RTC == vector ,
104 "Bad vector passed to DSR");
109 void intr_main( void )
111 CYG_INTERRUPT_STATE oldints;
113 cyg_drv_interrupt_create(CYGNUM_HAL_INTERRUPT_RTC, 1,
114 ISR_DATA, isr, dsr, &intr_handle, &intr);
115 cyg_drv_interrupt_attach(intr_handle);
116 HAL_CLOCK_INITIALIZE( CYGNUM_HAL_RTC_PERIOD );
117 cyg_drv_interrupt_unmask(CYGNUM_HAL_INTERRUPT_RTC);
119 HAL_ENABLE_INTERRUPTS();
127 CYG_TEST_CHECK( dsr_ticks == 10, "DSR not called sufficient times");
129 HAL_DISABLE_INTERRUPTS(oldints);
131 CYG_TEST_PASS_FINISH("HAL interrupt test");
135 // -------------------------------------------------------------------------
142 // Attaching the ISR will not succeed if the kernel real-time
143 // clock has been configured in.
144 #ifndef CYGVAR_KERNEL_COUNTERS_CLOCK
150 CYG_TEST_NA("Cannot override kernel real-time clock.");
156 // -------------------------------------------------------------------------