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[/] [openrisc/] [trunk/] [bootloaders/] [orpmon/] [drivers/] [tick.c] - Blame information for rev 328

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Line No. Rev Author Line
1 2 marcus.erl
 
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#include "common.h"
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#include "support.h"
4 246 julius
#include "spr-defs.h"
5 140 julius
#include "spincursor.h"
6 2 marcus.erl
 
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void tick_init(void)
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{
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  mtspr(SPR_SR, SPR_SR_TEE | mfspr(SPR_SR));
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  mtspr(SPR_TTMR, SPR_TTMR_IE | SPR_TTMR_RT | ((IN_CLK/TICKS_PER_SEC) & SPR_TTMR_PERIOD));
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}
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void tick_interrupt(void)
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{
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  timestamp++;
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  mtspr(SPR_TTMR, SPR_TTMR_IE | SPR_TTMR_RT | ((IN_CLK/TICKS_PER_SEC) & SPR_TTMR_PERIOD));
17 140 julius
  spincursor(); // Check if we want to spin the cursor...
18 2 marcus.erl
}
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/*
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  sleep for n timer-ticks
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*/
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void sleep(unsigned long sleep_time)
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{
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  unsigned long start_time;
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  start_time = timestamp;
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  while ( (timestamp - start_time) < sleep_time)
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  ; /* do nothing */
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}
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