USB_MSD. Initial commit.

1 files changed, 226 insertions, 0 deletions

diff --git a/testhal/STM32/STM32F7xx/USB_MSD/usbcfg.c b/testhal/STM32/STM32F7xx/USB_MSD/usbcfg.c
new file mode 100644
index 0000000..4efeb4b
--- /dev/null
+++ b/testhal/STM32/STM32F7xx/USB_MSD/usbcfg.c
@@ -0,0 +1,226 @@
+/*
+    ChibiOS - Copyright (C) 2006..2016 Giovanni Di Sirio
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+
+#include "hal.h"
+
+#include "hal_usb_cdc.h"
+#include "hal_usb_msd.h"
+#include "usbcfg.h"
+
+/*
+ * USB Device Descriptor.
+ */
+static const uint8_t vcom_device_descriptor_data[18] = {
+  USB_DESC_DEVICE       (0x0200,        /* bcdUSB (2.0).                    */
+                         0x02,          /* bDeviceClass (CDC).              */
+                         0x00,          /* bDeviceSubClass.                 */
+                         0x00,          /* bDeviceProtocol.                 */
+                         0x40,          /* bMaxPacketSize.                  */
+                         0x0483,        /* idVendor (ST).                   */
+                         0x5740,        /* idProduct.                       */
+                         0x0200,        /* bcdDevice.                       */
+                         1,             /* iManufacturer.                   */
+                         2,             /* iProduct.                        */
+                         3,             /* iSerialNumber.                   */
+                         1)             /* bNumConfigurations.              */
+};
+
+/*
+ * Device Descriptor wrapper.
+ */
+static const USBDescriptor vcom_device_descriptor = {
+  sizeof vcom_device_descriptor_data,
+  vcom_device_descriptor_data
+};
+
+/* Configuration Descriptor tree for a CDC.*/
+static const uint8_t vcom_configuration_descriptor_data[67] = {
+    /* Configuration Descriptor.*/
+    USB_DESC_CONFIGURATION(0x0020,        /* wTotalLength.                    */
+                           0x01,          /* bNumInterfaces.                  */
+                           0x01,          /* bConfigurationValue.             */
+                           0,             /* iConfiguration.                  */
+                           0xC0,          /* bmAttributes (self powered).     */
+                           0x32),         /* bMaxPower (100mA).               */
+    /* Interface Descriptor.*/
+    USB_DESC_INTERFACE    (0x00,          /* bInterfaceNumber.                */
+                           0x00,          /* bAlternateSetting.               */
+                           0x02,          /* bNumEndpoints.                   */
+                           0x08,          /* bInterfaceClass (Mass Storage)   */
+                           0x06,          /* bInterfaceSubClass (SCSI
+                                             Transparent storage class)       */
+                           0x50,          /* bInterfaceProtocol (Bulk Only)   */
+                           0),            /* iInterface. (none)               */
+    /* Mass Storage Data In Endpoint Descriptor.*/
+    USB_DESC_ENDPOINT     (USB_MSD_DATA_EP | 0x80,
+                           0x02,          /* bmAttributes (Bulk).             */
+                           USB_MSD_EP_SIZE,            /* wMaxPacketSize.                  */
+                           0x00),         /* bInterval. 1ms                   */
+    /* Mass Storage Data Out Endpoint Descriptor.*/
+    USB_DESC_ENDPOINT     (USB_MSD_DATA_EP,
+                           0x02,          /* bmAttributes (Bulk).             */
+                           USB_MSD_EP_SIZE,            /* wMaxPacketSize.                  */
+                           0x00)          /* bInterval. 1ms                   */
+};
+
+/*
+ * Configuration Descriptor wrapper.
+ */
+static const USBDescriptor vcom_configuration_descriptor = {
+  sizeof vcom_configuration_descriptor_data,
+  vcom_configuration_descriptor_data
+};
+
+/*
+ * U.S. English language identifier.
+ */
+static const uint8_t vcom_string0[] = {
+  USB_DESC_BYTE(4),                     /* bLength.                         */
+  USB_DESC_BYTE(USB_DESCRIPTOR_STRING), /* bDescriptorType.                 */
+  USB_DESC_WORD(0x0409)                 /* wLANGID (U.S. English).          */
+};
+
+/*
+ * Vendor string.
+ */
+static const uint8_t vcom_string1[] = {
+  USB_DESC_BYTE(38),                    /* bLength.                         */
+  USB_DESC_BYTE(USB_DESCRIPTOR_STRING), /* bDescriptorType.                 */
+  'S', 0, 'T', 0, 'M', 0, 'i', 0, 'c', 0, 'r', 0, 'o', 0, 'e', 0,
+  'l', 0, 'e', 0, 'c', 0, 't', 0, 'r', 0, 'o', 0, 'n', 0, 'i', 0,
+  'c', 0, 's', 0
+};
+
+/*
+ * Device Description string.
+ */
+static const uint8_t vcom_string2[] = {
+  USB_DESC_BYTE(62),                    /* bLength.                         */
+  USB_DESC_BYTE(USB_DESCRIPTOR_STRING), /* bDescriptorType.                 */
+  'C', 0, 'h', 0, 'i', 0, 'b', 0, 'i', 0, 'O', 0, 'S', 0, '/', 0,
+  'R', 0, 'T', 0, ' ', 0, 'M', 0, 'a', 0, 's', 0, 's', 0, ' ', 0,
+  'S', 0, 't', 0, 'o', 0, 'r', 0, 'a', 0, 'g', 0, 'e', 0, ' ', 0,
+  'D', 0, 'e', 0, 'v', 0, 'i', 0, 'c', 0, 'e', 0
+};
+
+static const uint8_t vcom_string3[] = {
+  USB_DESC_BYTE(26),                      /* bLength.                       */
+  USB_DESC_BYTE(USB_DESCRIPTOR_STRING),   /* bDescriptorType.               */
+  'A', 0, 'E', 0, 'C', 0, 'C', 0, 'E', 0, 'C', 0, 'C', 0, 'C', 0, 'C', 0,
+  '0' + CH_KERNEL_MAJOR, 0,
+  '0' + CH_KERNEL_MINOR, 0,
+  '0' + CH_KERNEL_PATCH, 0
+};
+
+/*
+ * Strings wrappers array.
+ */
+static const USBDescriptor vcom_strings[] = {
+  {sizeof vcom_string0, vcom_string0},
+  {sizeof vcom_string1, vcom_string1},
+  {sizeof vcom_string2, vcom_string2},
+  {sizeof vcom_string3, vcom_string3}
+};
+
+/*
+ * Handles the GET_DESCRIPTOR callback. All required descriptors must be
+ * handled here.
+ */
+static const USBDescriptor *get_descriptor(USBDriver *usbp,
+                                           uint8_t dtype,
+                                           uint8_t dindex,
+                                           uint16_t lang) {
+
+  (void)usbp;
+  (void)lang;
+  switch (dtype) {
+  case USB_DESCRIPTOR_DEVICE:
+    return &vcom_device_descriptor;
+  case USB_DESCRIPTOR_CONFIGURATION:
+    return &vcom_configuration_descriptor;
+  case USB_DESCRIPTOR_STRING:
+    if (dindex < 4)
+      return &vcom_strings[dindex];
+  }
+  return NULL;
+}
+
+/**
+ * @brief   IN EP1 state.
+ */
+static USBInEndpointState ep1instate;
+
+/**
+ * @brief   OUT EP1 state.
+ */
+static USBOutEndpointState ep1outstate;
+
+/**
+ * @brief   EP1 initialization structure (both IN and OUT).
+ */
+static const USBEndpointConfig ep1config = {
+  USB_EP_MODE_TYPE_BULK,
+  NULL,
+  NULL,
+  NULL,
+  USB_MSD_EP_SIZE,
+  USB_MSD_EP_SIZE,
+  &ep1instate,
+  &ep1outstate,
+  4,
+  NULL
+};
+
+/*
+ * Handles the USB driver global events.
+ */
+static void usb_event(USBDriver *usbp, usbevent_t event) {
+
+  switch (event) {
+  case USB_EVENT_RESET:
+    return;
+  case USB_EVENT_ADDRESS:
+    return;
+  case USB_EVENT_CONFIGURED:
+    chSysLockFromISR();
+    /* Enables the endpoints specified into the configuration.
+       Note, this callback is invoked from an ISR so I-Class functions
+       must be used.*/
+    usbInitEndpointI(usbp, USBD1_DATA_REQUEST_EP, &ep1config);
+    chSysUnlockFromISR();
+    return;
+  case USB_EVENT_UNCONFIGURED:
+    return;
+  case USB_EVENT_SUSPEND:
+    return;
+  case USB_EVENT_WAKEUP:
+    return;
+  case USB_EVENT_STALLED:
+    return;
+  }
+  return;
+}
+
+/*
+ * USB driver configuration.
+ */
+const USBConfig usbcfg = {
+  usb_event,
+  get_descriptor,
+  msd_request_hook,
+  NULL
+};
+