aboutsummaryrefslogtreecommitdiff
path: root/examples/stm32/f1/stm32-h103/traceswo/traceswo.c
diff options
context:
space:
mode:
Diffstat (limited to 'examples/stm32/f1/stm32-h103/traceswo/traceswo.c')
-rw-r--r--examples/stm32/f1/stm32-h103/traceswo/traceswo.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/examples/stm32/f1/stm32-h103/traceswo/traceswo.c b/examples/stm32/f1/stm32-h103/traceswo/traceswo.c
index 7c0f505..b29b9a7 100644
--- a/examples/stm32/f1/stm32-h103/traceswo/traceswo.c
+++ b/examples/stm32/f1/stm32-h103/traceswo/traceswo.c
@@ -25,7 +25,7 @@
#include <libopencm3/cm3/tpiu.h>
#include <libopencm3/cm3/itm.h>
-void clock_setup(void)
+static void clock_setup(void)
{
rcc_clock_setup_in_hse_8mhz_out_72mhz();
@@ -33,7 +33,7 @@ void clock_setup(void)
rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_IOPCEN);
}
-void trace_setup(void)
+static void trace_setup(void)
{
/* Enable trace subsystem (we'll use ITM and TPIU). */
SCS_DEMCR |= SCS_DEMCR_TRCENA;
@@ -61,14 +61,14 @@ void trace_setup(void)
ITM_TER[0] = 1;
}
-void gpio_setup(void)
+static void gpio_setup(void)
{
/* Set GPIO12 (in GPIO port C) to 'output push-pull'. */
gpio_set_mode(GPIOC, GPIO_MODE_OUTPUT_2_MHZ,
GPIO_CNF_OUTPUT_PUSHPULL, GPIO12);
}
-void trace_send_blocking(char c)
+static void trace_send_blocking(char c)
{
while (!(ITM_STIM[0] & ITM_STIM_FIFOREADY))
;