From a8f7839af32c2b38fc586bccffc7eb57f558672b Mon Sep 17 00:00:00 2001
From: Philip Balister <philip@opensdr.com>
Date: Wed, 16 Mar 2011 05:25:22 -0700
Subject: usrp_e100: Move gpio test program to utils.

Still needs changing to use the new register map header.
---
 host/usrp_e_utils/usrp-e-gpio.c | 83 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 host/usrp_e_utils/usrp-e-gpio.c

(limited to 'host/usrp_e_utils/usrp-e-gpio.c')

diff --git a/host/usrp_e_utils/usrp-e-gpio.c b/host/usrp_e_utils/usrp-e-gpio.c
new file mode 100644
index 000000000..adef877d3
--- /dev/null
+++ b/host/usrp_e_utils/usrp-e-gpio.c
@@ -0,0 +1,83 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <fcntl.h>
+#include <string.h>
+#include <sys/ioctl.h>
+
+#include "usrp_e.h"
+#include "usrp_e_regs.hpp"
+
+// Usage: usrp_e_gpio <string>
+
+static int fp;
+
+static int read_reg(__u16 reg)
+{
+	int ret;
+	struct usrp_e_ctl16 d;
+
+	d.offset = reg;
+	d.count = 1;
+	ret = ioctl(fp, USRP_E_READ_CTL16, &d);
+	return d.buf[0];
+}
+
+static void write_reg(__u16 reg, __u16 val)
+{
+	int ret;
+	struct usrp_e_ctl16 d;
+
+	d.offset = reg;
+	d.count = 1;
+	d.buf[0] = val;
+	ret = ioctl(fp, USRP_E_WRITE_CTL16, &d);
+}
+
+int main(int argc, char *argv[])
+{
+	int i, test, data_in;
+
+	test = 0;
+	if (argc > 1)
+		test = 1;
+
+	fp = open("/dev/usrp_e0", O_RDWR);
+	printf("fp = %d\n", fp);
+
+	write_reg(UE_REG_GPIO_TX_DDR, 0x0);
+	write_reg(UE_REG_GPIO_RX_DDR, 0xFFFF);
+
+	for (i=0; i < 16; i++) {
+		write_reg(UE_REG_GPIO_RX_IO, 1 << i);
+		sleep(1);
+		if (test) {
+			data_in = read_reg(UE_REG_GPIO_TX_IO);
+			if (data_in != (1 << i))
+				printf("Read failed, wrote: %X read: %X\n", \
+					1 << i, data_in);
+		}
+	}
+
+	write_reg(UE_REG_GPIO_RX_DDR, 0x0);
+	write_reg(UE_REG_GPIO_TX_DDR, 0xFFFF);
+
+	sleep(1);
+
+	for (i=0; i < 16; i++) {
+		write_reg(UE_REG_GPIO_TX_IO, 1 << i);
+		sleep(1);
+		if (test) {
+			data_in = read_reg(UE_REG_GPIO_RX_IO);
+			if (data_in != (1 << i))
+				printf("Read failed, wrote: %X read: %X\n", \
+					1 << i, data_in);
+		}
+	}
+
+	write_reg(UE_REG_GPIO_RX_DDR, 0x0);
+	write_reg(UE_REG_GPIO_TX_DDR, 0x0);
+
+	return 0;
+}
-- 
cgit v1.2.3


From a57310606c581addc5bafdb9c645eb7b46cb4a79 Mon Sep 17 00:00:00 2001
From: Philip Balister <philip@opensdr.com>
Date: Thu, 17 Mar 2011 04:41:38 -0700
Subject: usrp_e : Add usrp e1xx gpio test program the usrp e100 utils
 directory.

---
 host/usrp_e_utils/CMakeLists.txt | 1 +
 host/usrp_e_utils/usrp-e-gpio.c  | 4 ++--
 2 files changed, 3 insertions(+), 2 deletions(-)

(limited to 'host/usrp_e_utils/usrp-e-gpio.c')

diff --git a/host/usrp_e_utils/CMakeLists.txt b/host/usrp_e_utils/CMakeLists.txt
index 1ecd2ac46..f3537e542 100644
--- a/host/usrp_e_utils/CMakeLists.txt
+++ b/host/usrp_e_utils/CMakeLists.txt
@@ -37,6 +37,7 @@ IF(ENABLE_USRP_E_UTILS)
         usrp-e-timed.c
         usrp-e-wb-test.cpp
         usrp-e-debug-pins.c
+        usrp-e-gpio.c
         usrp-e-i2c.c
         usrp-e-spi.c
     )
diff --git a/host/usrp_e_utils/usrp-e-gpio.c b/host/usrp_e_utils/usrp-e-gpio.c
index adef877d3..7e4bc4e13 100644
--- a/host/usrp_e_utils/usrp-e-gpio.c
+++ b/host/usrp_e_utils/usrp-e-gpio.c
@@ -6,8 +6,8 @@
 #include <string.h>
 #include <sys/ioctl.h>
 
-#include "usrp_e.h"
-#include "usrp_e_regs.hpp"
+#include "linux/usrp_e.h"
+#include "usrp_e100_regs.hpp"
 
 // Usage: usrp_e_gpio <string>
 
-- 
cgit v1.2.3