diff --git a/machine.c b/machine.c
index 0220b0c..d82e507 100644
--- a/machine.c
+++ b/machine.c
@@ -60,14 +60,15 @@ __code const struct machine machine = {
 	.log_to_phys_port = {0, 0, 0, 6, 1, 2, 3, 4, 5},
 	.phys_to_log_port = {4, 6, 5, 7, 3, 8, 0, 0, 0},
 	.is_sfp= {0, 0, 0, 2, 0, 0, 0, 0, 1},
-	.sfp_port[0].pin_detect = 1,
-	.sfp_port[0].pin_los = 58,
-	.sfp_port[0].sds = 1,
-	.sfp_port[0].i2c = 1,
-	.sfp_port[1].pin_detect = 45,
-	.sfp_port[1].pin_los = 21,
-	.sfp_port[1].sds = 0,
-	.sfp_port[1].i2c = 0,
+	.sfp_port[0].pin_detect = 30,
+	.sfp_port[0].pin_los = 37,
+	.sfp_port[0].sds = 0,
+	.sfp_port[0].i2c = 0,
+	.sfp_port[1].pin_detect = 50,
+	.sfp_port[1].pin_los = 51,
+	.sfp_port[1].sds = 1,
+	.sfp_port[1].i2c = 1,
+	.reset_pin = 36,
 };
 #elif defined DEFAULT_8C_1SFP
 __code const struct machine machine = {
diff --git a/rtlplayground.c b/rtlplayground.c
index e891ec9..052498e 100644
--- a/rtlplayground.c
+++ b/rtlplayground.c
@@ -916,7 +916,7 @@ void sfp_print_info(uint8_t sfp)
 bool gpio_pin_test(uint8_t pin)
 {
 	reg_read_m(RTL837X_REG_GPIO_00_31_INPUT + (pin > 31 ? 4 : 0));
-	return sfr_data[(pin >> 3) & 3] & (1 << (7 - (pin & 7)));
+	return sfr_data[3-((pin >> 3) & 3)] & (1 << (pin & 7));
 }