lora-car/libopencm3/tests/shared/trace.c
Arti Zirk 054740c5de git subrepo clone https://github.com/libopencm3/libopencm3.git
subrepo:
  subdir:   "libopencm3"
  merged:   "88e91c9a7cce"
upstream:
  origin:   "https://github.com/libopencm3/libopencm3.git"
  branch:   "master"
  commit:   "88e91c9a7cce"
git-subrepo:
  version:  "0.4.3"
  origin:   "???"
  commit:   "???"
2023-01-21 21:54:42 +02:00

58 lines
1.2 KiB
C

#include <stdint.h>
#include <libopencm3/cm3/common.h>
#include <libopencm3/cm3/memorymap.h>
#include <libopencm3/cm3/itm.h>
#include "trace.h"
void trace_send_blocking8(int stimulus_port, char c)
{
if (!(ITM_TER[0] & (1<<stimulus_port))) {
return;
}
while (!(ITM_STIM8(stimulus_port) & ITM_STIM_FIFOREADY));
ITM_STIM8(stimulus_port) = c;
}
void trace_send8(int stimulus_port, char val)
{
if (!(ITM_TER[0] & (1<<stimulus_port))) {
return;
}
ITM_STIM8(stimulus_port) = val;
}
void trace_send_blocking16(int stimulus_port, uint16_t val)
{
if (!(ITM_TER[0] & (1<<stimulus_port))) {
return;
}
while (!(ITM_STIM16(stimulus_port) & ITM_STIM_FIFOREADY));
ITM_STIM16(stimulus_port) = val;
}
void trace_send16(int stimulus_port, uint16_t val)
{
if (!(ITM_TER[0] & (1<<stimulus_port))) {
return;
}
ITM_STIM16(stimulus_port) = val;
}
void trace_send_blocking32(int stimulus_port, uint32_t val)
{
if (!(ITM_TER[0] & (1<<stimulus_port))) {
return;
}
while (!(ITM_STIM32(stimulus_port) & ITM_STIM_FIFOREADY));
ITM_STIM32(stimulus_port) = val;
}
void trace_send32(int stimulus_port, uint32_t val)
{
if (!(ITM_TER[0] & (1<<stimulus_port))) {
return;
}
ITM_STIM32(stimulus_port) = val;
}