2 * Copyright (c) 2013 Qualcomm Atheros, Inc.
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35 #include "athos_api.h"
38 a_uint32_t ref_clk = 0;
39 extern a_uint32_t cticks;
43 void cmnos_clock_init_patch(a_uint32_t refclk)
48 // retrieve current clock setting
50 a_uint32_t cmnos_refclk_speed_get_patch(void)
56 // software emulate delay function
58 void cmnos_delay_us_patch(int us)
60 a_uint32_t start_time = NOW();
61 unsigned int num_ticks = us*ref_clk; // system_freq == number of ticks per 1us
63 while ( (NOW() - start_time) < num_ticks) {
70 // software emulate microsecond ticks
72 void cmnos_tick_patch(void)
74 static a_uint32_t last_tick = 0;
75 a_uint32_t current_tick = NOW();
76 a_uint32_t delta_tick;
78 delta_tick = (A_UINT32 ) (current_tick - last_tick)/(ref_clk<<10);
81 last_tick = current_tick;
86 // get current sysmem up time in milliseconds based
88 a_uint32_t cmnos_milliseconds_patch(void)