1 #ifndef CYGONCE_KERNEL_CLOCK_INL
2 #define CYGONCE_KERNEL_CLOCK_INL
4 //==========================================================================
8 // Clock and Alarm class inlines
10 //==========================================================================
11 //####ECOSGPLCOPYRIGHTBEGIN####
12 // -------------------------------------------
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41 // -------------------------------------------
42 //####ECOSGPLCOPYRIGHTEND####
43 //==========================================================================
44 //#####DESCRIPTIONBEGIN####
47 // Contributors: nickg
49 // Purpose: Define Clock and Alarm class inlines
50 // Description: Define inline functions for counter, clock and alarm
52 // Usage: #include <cyg/kernel/clock.hxx>
53 // #include <cyg/kernel/clock.inl>
55 //####DESCRIPTIONEND####
57 //==========================================================================
59 #include <cyg/kernel/clock.hxx>
61 // -------------------------------------------------------------------------
62 // -------------------------------------------------------------------------
63 // Counter class inlines
65 // Return current value of counter
66 inline cyg_tick_count Cyg_Counter::current_value()
71 inline cyg_uint32 Cyg_Counter::current_value_lo()
73 return counter&0xFFFFFFFF;
76 inline cyg_uint32 Cyg_Counter::current_value_hi()
78 return (counter>>32)&0xFFFFFFFF;
81 // Set the counter's current value
82 inline void Cyg_Counter::set_value( cyg_tick_count new_value)
87 // -------------------------------------------------------------------------
88 // -------------------------------------------------------------------------
89 // Clock class inlines
91 // Return current resolution
92 inline Cyg_Clock::cyg_resolution Cyg_Clock::get_resolution()
98 inline void Cyg_Clock::set_resolution(
99 Cyg_Clock::cyg_resolution new_resolution
102 resolution = new_resolution;
105 inline cyg_tick_count Cyg_Clock::convert(
106 cyg_tick_count value,
107 struct converter *pcc )
109 cyg_uint64 t = (cyg_uint64)value;
110 // Do this in an order to prevent overflow at the expense of
118 // The alternative would be to do the 2 multiplies first
119 // for smaller arguments.
120 return (cyg_tick_count)t;
123 // -------------------------------------------------------------------------
124 #endif // ifndef CYGONCE_KERNEL_CLOCK_INL