mirror of https://github.com/ARMmbed/mbed-os.git
commit
96ea3db1b3
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@ -439,13 +439,20 @@ extern "C" int __end__;
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#undef errno
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extern "C" int errno;
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// For ARM7 only
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register unsigned char * stack_ptr __asm ("sp");
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// Dynamic memory allocation related syscall.
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extern "C" caddr_t _sbrk(int incr) {
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static unsigned char* heap = (unsigned char*)&__end__;
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unsigned char* prev_heap = heap;
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unsigned char* new_heap = heap + incr;
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#ifdef __get_MSP
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if (new_heap >= (unsigned char*)__get_MSP()) {
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#else
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if (new_heap >= stack_ptr) {
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#endif
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errno = ENOMEM;
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return (caddr_t)-1;
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}
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@ -143,6 +143,7 @@ SECTIONS
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. = ALIGN( 8 ) ;
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__heap_start__ = . ;
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end = . ;
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__end__ = . ;
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.stab 0 (NOLOAD) : { *(.stab) }
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.stabstr 0 (NOLOAD) : { *(.stabstr) }
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@ -42,7 +42,7 @@ static const PinMap PinMap_ADC[] = {
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void analogin_init(analogin_t *obj, PinName pin) {
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obj->adc = (ADCName)pinmap_peripheral(pin, PinMap_ADC);
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if (obj->adc == (uint32_t)NC) {
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if (obj->adc == (ADCName)NC) {
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error("ADC pin mapping failed");
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}
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@ -25,7 +25,7 @@ static const PinMap PinMap_DAC[] = {
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void analogout_init(dac_t *obj, PinName pin) {
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obj->dac = (DACName)pinmap_peripheral(pin, PinMap_DAC);
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if (obj->dac == (uint32_t)NC) {
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if (obj->dac == (DACName)NC) {
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error("DAC pin mapping failed");
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}
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@ -697,7 +697,7 @@ int ethernet_receive() {
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if(receive_idx == -1) {
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receive_idx = LPC_EMAC->RxConsumeIndex;
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} else {
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while(!(rxstat[receive_idx].Info & RINFO_LAST_FLAG) && (receive_idx != LPC_EMAC->RxProduceIndex)) {
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while(!(rxstat[receive_idx].Info & RINFO_LAST_FLAG) && ((uint32_t)receive_idx != LPC_EMAC->RxProduceIndex)) {
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receive_idx = rinc(receive_idx, NUM_RX_FRAG);
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}
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unsigned int info = rxstat[receive_idx].Info;
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@ -713,7 +713,7 @@ int ethernet_receive() {
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LPC_EMAC->RxConsumeIndex = receive_idx;
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}
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if(receive_idx == LPC_EMAC->RxProduceIndex) {
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if((uint32_t)receive_idx == LPC_EMAC->RxProduceIndex) {
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receive_idx = -1;
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return 0;
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}
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@ -762,7 +762,7 @@ int ethernet_read(char *data, int dlen) {
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void *pdst, *psrc;
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int doff = 0;
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if(receive_idx == LPC_EMAC->RxProduceIndex || receive_idx == -1) {
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if((uint32_t)receive_idx == LPC_EMAC->RxProduceIndex || receive_idx == -1) {
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return 0;
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}
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@ -17,7 +17,7 @@
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#include "error.h"
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void pin_function(PinName pin, int function) {
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if (pin == (uint32_t)NC) return;
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if (pin == (PinName)NC) return;
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uint32_t pin_number = (uint32_t)pin - (uint32_t)P0_0;
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int index = pin_number >> 4;
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@ -28,7 +28,7 @@ void pin_function(PinName pin, int function) {
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}
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void pin_mode(PinName pin, PinMode mode) {
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if (pin == (uint32_t)NC) { return; }
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if (pin == (PinName)NC) { return; }
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uint32_t pin_number = (uint32_t)pin - (uint32_t)P0_0;
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int index = pin_number >> 5;
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@ -57,7 +57,7 @@ static unsigned int pwm_clock_mhz;
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void pwmout_init(pwmout_t* obj, PinName pin) {
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// determine the channel
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PWMName pwm = (PWMName)pinmap_peripheral(pin, PinMap_PWM);
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if (pwm == (uint32_t)NC)
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if (pwm == (PWMName)NC)
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error("PwmOut pin mapping failed");
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obj->pwm = pwm;
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