URL
https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk
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Rev 467 |
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#include "common.h"
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#include "common.h"
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#include "support.h"
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#include "support.h"
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#include "spr-defs.h"
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#include "spr-defs.h"
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#include "spincursor.h"
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void tick_init(void)
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void tick_init(void)
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{
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{
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mtspr(SPR_SR, SPR_SR_TEE | mfspr(SPR_SR));
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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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mtspr(SPR_TTMR, SPR_TTMR_IE | SPR_TTMR_RT | ((IN_CLK/TICKS_PER_SEC) & SPR_TTMR_PERIOD));
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// No longer called - timpstamp variable incremented in vector code in reset.S
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// No longer called - timpstamp variable incremented in vector code in reset.S
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void tick_interrupt(void)
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void tick_interrupt(void)
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{
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{
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timestamp++;
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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));
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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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//spincursor(); // Check if we want to spin the cursor...
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}
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}
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/*
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/*
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sleep for n timer-ticks
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sleep for n timer-ticks
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*/
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*/
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