Added USB HID driver to community HAL

3 files changed, 205 insertions, 0 deletions

diff --git a/testhal/KINETIS/FRDM-KL25Z/USB_HID/Client/Makefile b/testhal/KINETIS/FRDM-KL25Z/USB_HID/Client/Makefile
new file mode 100644
index 0000000..ed84ee9
--- /dev/null
+++ b/testhal/KINETIS/FRDM-KL25Z/USB_HID/Client/Makefile
@@ -0,0 +1,23 @@
+CC=gcc
+CFLAGS = -Wall -Wextra -O2 -g
+
+SRCS = $(wildcard *.c)
+OBJS = $(SRCS:%.c=%.o)
+EXE = test-usb-hid
+
+all: $(EXE)
+
+$(EXE): $(OBJS)
+
+-include $(subst .c,.d,$(SRCS))
+
+%.d: %.c
+	$(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -MM -MF $@ -MP -MT $(subst .c,.o,$<) $<
+
+clean:
+	rm -f $(EXE)
+	rm -f $(OBJS)
+	rm -f $(subst .c,.d,$(SRCS))
+	rm -f *~
+
+.PHONY: clean all
diff --git a/testhal/KINETIS/FRDM-KL25Z/USB_HID/Client/test-usb-hid.c b/testhal/KINETIS/FRDM-KL25Z/USB_HID/Client/test-usb-hid.c
new file mode 100644
index 0000000..241b129
--- /dev/null
+++ b/testhal/KINETIS/FRDM-KL25Z/USB_HID/Client/test-usb-hid.c
@@ -0,0 +1,180 @@
+/*
+
+  Copyright (c) 2014 Guillaume Duc <guillaume@guiduc.org>
+
+  Permission is hereby granted, free of charge, to any person obtaining a copy
+  of this software and associated documentation files (the "Software"), to deal
+  in the Software without restriction, including without limitation the rights
+  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+  copies of the Software, and to permit persons to whom the Software is
+  furnished to do so, subject to the following conditions:
+
+  The above copyright notice and this permission notice shall be included in all
+  copies or substantial portions of the Software.
+
+  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+  SOFTWARE.
+
+*/
+
+#include <linux/types.h>
+#include <linux/input.h>
+#include <linux/hidraw.h>
+#include <sys/ioctl.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <stdint.h>
+#include <assert.h>
+
+#define USB_HID_IN_REPORT_SIZE 1
+#define USB_HID_OUT_REPORT_SIZE 1
+
+struct usb_hid_in_report_s
+{
+  uint8_t sequence_number;
+};
+
+struct usb_hid_out_report_s
+{
+  uint8_t sequence_number;
+};
+
+static uint8_t usb_hid_in_report_buf[USB_HID_IN_REPORT_SIZE];
+// +1 for the report index
+static uint8_t usb_hid_out_report_buf[USB_HID_OUT_REPORT_SIZE + 1];
+
+static struct usb_hid_in_report_s *usb_hid_in_report =
+  (struct usb_hid_in_report_s *) usb_hid_in_report_buf;
+
+static struct usb_hid_out_report_s *usb_hid_out_report =
+  (struct usb_hid_out_report_s *) (&usb_hid_out_report_buf[1]);
+
+static int usb_hid_fd;
+static uint8_t wkup_pb_old_value = 0;
+
+static void
+read_in_report ()
+{
+  int res, i;
+
+  printf ("read()\n");
+  res = read (usb_hid_fd, usb_hid_in_report_buf, USB_HID_IN_REPORT_SIZE);
+  if (res < 0)
+    {
+      perror ("read");
+      exit (EXIT_FAILURE);
+    }
+  else
+    {
+      printf ("read() read %d bytes:\t", res);
+      for (i = 0; i < res; i++)
+	printf ("%02hhx ", usb_hid_in_report_buf[i]);
+      printf ("\n");
+    }
+}
+
+static void
+send_out_report ()
+{
+  int res;
+
+  usb_hid_out_report_buf[0] = 0;
+
+  res =
+    write (usb_hid_fd, usb_hid_out_report_buf, USB_HID_OUT_REPORT_SIZE + 1);
+  if (res < 0)
+    {
+      perror ("write");
+      exit (EXIT_FAILURE);
+    }
+
+  usb_hid_out_report->sequence_number++;
+}
+
+static void
+usb_hid_init (const char *dev_name)
+{
+  int i, res;
+  int desc_size = 0;
+  char buf[256];
+
+  struct hidraw_report_descriptor rpt_desc;
+  struct hidraw_devinfo info;
+
+  usb_hid_fd = open (dev_name, O_RDWR);
+
+  if (usb_hid_fd < 0)
+    {
+      perror ("Unable to open device");
+      exit (EXIT_FAILURE);
+    }
+
+  memset (&rpt_desc, 0x0, sizeof (rpt_desc));
+  memset (&info, 0x0, sizeof (info));
+  memset (buf, 0x0, sizeof (buf));
+
+  // Get Report Descriptor Size
+  res = ioctl (usb_hid_fd, HIDIOCGRDESCSIZE, &desc_size);
+  if (res < 0)
+    perror ("HIDIOCGRDESCSIZE");
+  else
+    printf ("Report Descriptor Size: %d\n", desc_size);
+
+  // Get Report Descriptor
+  rpt_desc.size = desc_size;
+  res = ioctl (usb_hid_fd, HIDIOCGRDESC, &rpt_desc);
+  if (res < 0)
+    {
+      perror ("HIDIOCGRDESC");
+    }
+  else
+    {
+      printf ("Report Descriptor:\n");
+      for (i = 0; i < rpt_desc.size; i++)
+	printf ("%02hhx ", rpt_desc.value[i]);
+      puts ("\n");
+    }
+}
+
+int
+main (int argc, char **argv)
+{
+  if (argc < 2)
+    {
+      fprintf (stderr, "Usage: %s /dev/hidrawX\n", argv[0]);
+      return EXIT_FAILURE;
+    }
+
+  memset (usb_hid_out_report_buf, 0, sizeof (usb_hid_out_report_buf));
+
+  usb_hid_init (argv[1]);
+  usb_hid_out_report->sequence_number = 4;
+  send_out_report ();
+
+  while (1)
+    {
+      read_in_report ();
+
+      if (usb_hid_in_report->sequence_number == 40)
+	{
+	  usb_hid_out_report->sequence_number = usb_hid_in_report->sequence_number / 2;
+	  send_out_report ();
+	}
+
+    }
+
+  close (usb_hid_fd);
+
+  return EXIT_SUCCESS;
+}
diff --git a/testhal/KINETIS/FRDM-KL25Z/USB_HID/Client/udev.rules b/testhal/KINETIS/FRDM-KL25Z/USB_HID/Client/udev.rules
new file mode 100644
index 0000000..8c93f15
--- /dev/null
+++ b/testhal/KINETIS/FRDM-KL25Z/USB_HID/Client/udev.rules
@@ -0,0 +1,2 @@
+SUBSYSTEM=="usb", ATTR{idVendor}=="0179", ATTR{idProduct}=="0002", MODE:="0666"
+KERNEL=="hidraw*", SUBSYSTEM=="hidraw", ATTRS{idVendor}=="0179", ATTRS{idProduct}=="0002", MODE:="0666"