X-Git-Url: https://review.openocd.org/gitweb?a=blobdiff_plain;f=src%2Fjtag%2Fdrivers%2Fep93xx.c;h=36fc7774717a8fd949bf494082b87c0ae484e5af;hb=4db695c66c9240232a0c7a4af494657ea0e18da5;hp=ccd979502e0122c3e9153e04123502331286fc18;hpb=d0e763ac7ef6aa17b17bd00ccdfbccfb4eacda69;p=openocd.git

diff --git a/src/jtag/drivers/ep93xx.c b/src/jtag/drivers/ep93xx.c
index ccd979502e..36fc777471 100644
--- a/src/jtag/drivers/ep93xx.c
+++ b/src/jtag/drivers/ep93xx.c
@@ -41,9 +41,9 @@ static volatile uint8_t *gpio_data_direction_register;
 
 /* low level command set
  */
-static int ep93xx_read(void);
-static void ep93xx_write(int tck, int tms, int tdi);
-static void ep93xx_reset(int trst, int srst);
+static bb_value_t ep93xx_read(void);
+static int ep93xx_write(int tck, int tms, int tdi);
+static int ep93xx_reset(int trst, int srst);
 
 static int ep93xx_init(void);
 static int ep93xx_quit(void);
@@ -67,12 +67,12 @@ static struct bitbang_interface ep93xx_bitbang = {
 	.blink = 0,
 };
 
-static int ep93xx_read(void)
+static bb_value_t ep93xx_read(void)
 {
-	return !!(*gpio_data_register & TDO_BIT);
+	return (*gpio_data_register & TDO_BIT) ? BB_HIGH : BB_LOW;
 }
 
-static void ep93xx_write(int tck, int tms, int tdi)
+static int ep93xx_write(int tck, int tms, int tdi)
 {
 	if (tck)
 		output_value |= TCK_BIT;
@@ -91,10 +91,12 @@ static void ep93xx_write(int tck, int tms, int tdi)
 
 	*gpio_data_register = output_value;
 	nanosleep(&ep93xx_zzzz, NULL);
+
+	return ERROR_OK;
 }
 
 /* (1) assert or (0) deassert reset lines */
-static void ep93xx_reset(int trst, int srst)
+static int ep93xx_reset(int trst, int srst)
 {
 	if (trst == 0)
 		output_value |= TRST_BIT;
@@ -108,6 +110,8 @@ static void ep93xx_reset(int trst, int srst)
 
 	*gpio_data_register = output_value;
 	nanosleep(&ep93xx_zzzz, NULL);
+
+	return ERROR_OK;
 }
 
 static int set_gonk_mode(void)