POSIX: Improve GPIO emulation

2 files changed, 4 insertions, 28 deletions

diff --git a/src/arch/posix/Makefile.inc b/src/arch/posix/Makefile.inc
index 9e27b3e..a4bc653 100644
--- a/src/arch/posix/Makefile.inc
+++ b/src/arch/posix/Makefile.inc
@@ -14,6 +14,10 @@ TARGETS += src/arch/posix/driver/stdout.cc src/arch/posix/driver/uptime.cc
 
 OBJECTS = ${TARGETS:.cc=.o}
 
+ifneq (${gpio_trace}, )
+	COMMON_FLAGS += -DGPIO_TRACE
+endif
+
 .cc.o:
 	${CXX} ${INCLUDES} ${COMMON_FLAGS} ${CXXFLAGS} -c -o $@ ${@:.o=.cc}
 
diff --git a/src/arch/posix/driver/gpio.cc b/src/arch/posix/driver/gpio.cc
index 25eed39..1403aed 100644
--- a/src/arch/posix/driver/gpio.cc
+++ b/src/arch/posix/driver/gpio.cc
@@ -1,31 +1,3 @@
 #include "driver/gpio.h"
-#include <stdio.h>
-
-void GPIO::led_on(unsigned char id)
-{
-	if (id < 8) {
-		printf("▶ LED %3d on\n", id);
-		ledstate |= (1 << id);
-	}
-}
-
-void GPIO::led_off(unsigned char id)
-{
-	if (id < 8) {
-		printf("▶ LED %3d off\n", id);
-		ledstate &= ~(1 << id);
-	}
-}
-
-void GPIO::led_toggle(unsigned char id)
-{
-	if (id < 8) {
-		if (ledstate & (1 << id)) {
-			led_off(id);
-		} else {
-			led_on(id);
-		}
-	}
-}
 
 GPIO gpio;