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chg: syntax sugar

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This commit is contained in:
iceman1001 2017-01-11 23:11:55 +01:00
parent ceb34a3c1b
commit 701ad7cb3a
1 changed files with 6 additions and 6 deletions
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12
armsrc/ticks.c
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@ -85,7 +85,7 @@ void StartCountUS(void) {
AT91C_BASE_TC1->TC_CCR = AT91C_TC_CLKEN | AT91C_TC_SWTRG; AT91C_BASE_TC1->TC_CCR = AT91C_TC_CLKEN | AT91C_TC_SWTRG;
AT91C_BASE_TCB->TCB_BCR = 1; AT91C_BASE_TCB->TCB_BCR = 1;
while (AT91C_BASE_TC1->TC_CV >= 1); while (AT91C_BASE_TC1->TC_CV > 0);
} }
uint32_t RAMFUNC GetCountUS(void){ uint32_t RAMFUNC GetCountUS(void){
@ -152,14 +152,14 @@ void StartCountSspClk(void) {
// The high word of the counter (TC2) will not reset until the low word (TC0) overflows. // The high word of the counter (TC2) will not reset until the low word (TC0) overflows.
// Therefore need to wait quite some time before we can use the counter. // Therefore need to wait quite some time before we can use the counter.
while (AT91C_BASE_TC2->TC_CV >= 1); while (AT91C_BASE_TC2->TC_CV > 0);
} }
void ResetSspClk(void) { void ResetSspClk(void) {
//enable clock of timer and software trigger //enable clock of timer and software trigger
AT91C_BASE_TC0->TC_CCR = AT91C_TC_CLKEN | AT91C_TC_SWTRG; AT91C_BASE_TC0->TC_CCR = AT91C_TC_CLKEN | AT91C_TC_SWTRG;
AT91C_BASE_TC1->TC_CCR = AT91C_TC_CLKEN | AT91C_TC_SWTRG; AT91C_BASE_TC1->TC_CCR = AT91C_TC_CLKEN | AT91C_TC_SWTRG;
AT91C_BASE_TC2->TC_CCR = AT91C_TC_CLKEN | AT91C_TC_SWTRG; AT91C_BASE_TC2->TC_CCR = AT91C_TC_CLKEN | AT91C_TC_SWTRG;
while (AT91C_BASE_TC2->TC_CV >= 1); while (AT91C_BASE_TC2->TC_CV > 0);
} }
uint32_t RAMFUNC GetCountSspClk(void) { uint32_t RAMFUNC GetCountSspClk(void) {
uint32_t tmp_count = (AT91C_BASE_TC2->TC_CV << 16) | AT91C_BASE_TC0->TC_CV; uint32_t tmp_count = (AT91C_BASE_TC2->TC_CV << 16) | AT91C_BASE_TC0->TC_CV;
@ -193,7 +193,7 @@ void StartTicks(void){
AT91C_BASE_TCB->TCB_BCR = 1; AT91C_BASE_TCB->TCB_BCR = 1;
// wait until timer becomes zero. // wait until timer becomes zero.
while (AT91C_BASE_TC1->TC_CV >= 1); while (AT91C_BASE_TC1->TC_CV > 0);
} }
// Wait - Spindelay in ticks. // Wait - Spindelay in ticks.
// if called with a high number, this will trigger the WDT... // if called with a high number, this will trigger the WDT...
@ -216,11 +216,11 @@ void WaitMS(uint16_t ms){
void ResetTicks(void){ void ResetTicks(void){
AT91C_BASE_TC0->TC_CCR = AT91C_TC_CLKEN | AT91C_TC_SWTRG; AT91C_BASE_TC0->TC_CCR = AT91C_TC_CLKEN | AT91C_TC_SWTRG;
AT91C_BASE_TC1->TC_CCR = AT91C_TC_CLKEN | AT91C_TC_SWTRG; AT91C_BASE_TC1->TC_CCR = AT91C_TC_CLKEN | AT91C_TC_SWTRG;
while (AT91C_BASE_TC1->TC_CV >= 1); while (AT91C_BASE_TC1->TC_CV > 0);
} }
void ResetTimer(AT91PS_TC timer){ void ResetTimer(AT91PS_TC timer){
timer->TC_CCR = AT91C_TC_CLKEN | AT91C_TC_SWTRG; timer->TC_CCR = AT91C_TC_CLKEN | AT91C_TC_SWTRG;
while(timer->TC_CV >= 1) ; while(timer->TC_CV > 0) ;
} }
// stop clock // stop clock
void StopTicks(void){ void StopTicks(void){