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Diffstat (limited to 'testhal/STM32/USB_MSC/main.c')
| -rw-r--r-- | testhal/STM32/USB_MSC/main.c | 315 |
1 files changed, 315 insertions, 0 deletions
diff --git a/testhal/STM32/USB_MSC/main.c b/testhal/STM32/USB_MSC/main.c new file mode 100644 index 000000000..e2eca2aa8 --- /dev/null +++ b/testhal/STM32/USB_MSC/main.c @@ -0,0 +1,315 @@ +/*
+ ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio.
+
+ This file is part of ChibiOS/RT.
+
+ ChibiOS/RT is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ ChibiOS/RT is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "ch.h"
+#include "hal.h"
+#include "test.h"
+
+#include "usb_msc.h"
+
+/*===========================================================================*/
+/* USB related stuff. */
+/*===========================================================================*/
+
+/*
+ * USB Device Descriptor.
+ */
+static const uint8_t msc_device_descriptor_data[18] = {
+ USB_DESC_DEVICE (0x0110, /* bcdUSB (1.1). */
+ 0x00, /* bDeviceClass (in interface). */
+ 0x00, /* bDeviceSubClass. */
+ 0x00, /* bDeviceProtocol. */
+ 0x40, /* bMaxPacketSize. */
+ 0x0483, /* idVendor (ST). */
+ 0x2004, /* idProduct. */
+ 0x0200, /* bcdDevice. */
+ 1, /* iManufacturer. */
+ 2, /* iProduct. */
+ 3, /* iSerialNumber. */
+ 1) /* bNumConfigurations. */
+};
+
+/*
+ * Device Descriptor wrapper.
+ */
+static const USBDescriptor msc_device_descriptor = {
+ sizeof msc_device_descriptor_data,
+ msc_device_descriptor_data
+};
+
+/* Configuration Descriptor tree for a CDC.*/
+static const uint8_t msc_configuration_descriptor_data[32] = {
+ /* Configuration Descriptor.*/
+ USB_DESC_CONFIGURATION(32, /* wTotalLength. */
+ 0x01, /* bNumInterfaces. */
+ 0x01, /* bConfigurationValue. */
+ 0, /* iConfiguration. */
+ 0xC0, /* bmAttributes (self powered). */
+ 50), /* bMaxPower (100mA). */
+ /* Interface Descriptor.*/
+ USB_DESC_INTERFACE (0x00, /* bInterfaceNumber. */
+ 0x00, /* bAlternateSetting. */
+ 0x02, /* bNumEndpoints. */
+ 0x08, /* bInterfaceClass (Mass Stprage). */
+ 0x06, /* bInterfaceSubClass (SCSI
+ transparent command set, MSCO
+ chapter 2). */
+ 0x50, /* bInterfaceProtocol (Bulk-Only
+ Mass Storage, MSCO chapter 3). */
+ 4), /* iInterface. */
+ /* Endpoint 1 Descriptor.*/
+ USB_DESC_ENDPOINT (MSC_DATA_IN_EP|0x80, /* bEndpointAddress. */
+ 0x02, /* bmAttributes (Bulk). */
+ 0x0040, /* wMaxPacketSize. */
+ 0x00), /* bInterval (ignored for bulk). */
+ /* Endpoint 2 Descriptor.*/
+ USB_DESC_ENDPOINT (MSC_DATA_OUT_EP, /* bEndpointAddress. */
+ 0x02, /* bmAttributes (Bulk). */
+ 0x0040, /* wMaxPacketSize. */
+ 0x00), /* bInterval (ignored for bulk). */
+};
+
+/*
+ * Configuration Descriptor wrapper.
+ */
+static const USBDescriptor msc_configuration_descriptor = {
+ sizeof msc_configuration_descriptor_data,
+ msc_configuration_descriptor_data
+};
+
+/*
+ * U.S. English language identifier.
+ */
+static const uint8_t msc_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 msc_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 msc_string2[] = {
+ USB_DESC_BYTE(50), /* 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
+};
+
+/*
+ * Serial Number string.
+ */
+static const uint8_t msc_string3[] = {
+ USB_DESC_BYTE(8), /* bLength. */
+ USB_DESC_BYTE(USB_DESCRIPTOR_STRING), /* bDescriptorType. */
+ '0' + CH_KERNEL_MAJOR, 0,
+ '0' + CH_KERNEL_MINOR, 0,
+ '0' + CH_KERNEL_PATCH, 0
+};
+
+/*
+ * Interface string.
+ */
+static const uint8_t msc_string4[] = {
+ 16, /* bLength. */
+ USB_DESCRIPTOR_STRING, /* bDescriptorType. */
+ 'S', 0, 'T', 0, ' ', 0, 'M', 0, 'a', 0, 's', 0, 's', 0
+};
+
+/*
+ * Strings wrappers array.
+ */
+static const USBDescriptor msc_strings[] = {
+ {sizeof msc_string0, msc_string0},
+ {sizeof msc_string1, msc_string1},
+ {sizeof msc_string2, msc_string2},
+ {sizeof msc_string3, msc_string3},
+ {sizeof msc_string4, msc_string4}
+};
+
+/*
+ * 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 &msc_device_descriptor;
+ case USB_DESCRIPTOR_CONFIGURATION:
+ return &msc_configuration_descriptor;
+ case USB_DESCRIPTOR_STRING:
+ if (dindex < 5)
+ return &msc_strings[dindex];
+ }
+ return NULL;
+}
+
+/*
+ * IN EP1 state.
+ */
+USBInEndpointState ep1state;
+
+/*
+ * OUT EP2 state.
+ */
+USBOutEndpointState ep2state;
+
+/*
+ * EP1 initialization structure (IN only).
+ */
+static const USBEndpointConfig ep1config = {
+ USB_EP_MODE_TYPE_BULK | USB_EP_MODE_TRANSACTION,
+ mscDataTransmitted,
+ NULL,
+ 0x0040,
+ 0x0000,
+ &ep1state,
+ NULL
+};
+
+/*
+ * EP2 initialization structure (OUT only).
+ */
+static const USBEndpointConfig ep2config = {
+ USB_EP_MODE_TYPE_BULK | USB_EP_MODE_TRANSACTION,
+ NULL,
+ mscDataReceived,
+ 0x0000,
+ 0x0040,
+ NULL,
+ &ep2state
+};
+
+/*
+ * 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:
+ /* Enables the endpoints specified into the configuration.
+ Note, this callback is invoked from an ISR so I-Class functions
+ must be used.*/
+ chSysLockFromIsr();
+ usbInitEndpointI(usbp, MSC_DATA_IN_EP, &ep1config);
+ usbInitEndpointI(usbp, MSC_DATA_OUT_EP, &ep2config);
+ chSysUnlockFromIsr();
+ return;
+ case USB_EVENT_SUSPEND:
+ return;
+ case USB_EVENT_WAKEUP:
+ return;
+ case USB_EVENT_STALLED:
+ return;
+ }
+ return;
+}
+
+/*
+ * Serial over USB driver configuration.
+ */
+static const USBConfig usbcfg = {
+ usb_event,
+ get_descriptor,
+ mscRequestsHook,
+ NULL
+};
+
+/*===========================================================================*/
+/* Generic code. */
+/*===========================================================================*/
+
+/*
+ * Red LED blinker thread, times are in milliseconds.
+ */
+static WORKING_AREA(waThread1, 128);
+static msg_t Thread1(void *arg) {
+
+ (void)arg;
+ while (TRUE) {
+ palClearPad(IOPORT3, GPIOC_LED);
+ chThdSleepMilliseconds(500);
+ palSetPad(IOPORT3, GPIOC_LED);
+ chThdSleepMilliseconds(500);
+ }
+}
+
+/*
+ * Application entry point.
+ */
+int main(void) {
+
+ /*
+ * System initializations.
+ * - HAL initialization, this also initializes the configured device drivers
+ * and performs the board-specific initializations.
+ * - Kernel initialization, the main() function becomes a thread and the
+ * RTOS is active.
+ */
+ halInit();
+ chSysInit();
+
+ /*
+ * Activates the USB driver and then the USB bus pull-up on D+.
+ */
+ usbStart(&USBD1, &usbcfg);
+ palClearPad(GPIOC, GPIOC_USB_DISC);
+
+ /*
+ * Activates the serial driver 2 using the driver default configuration.
+ */
+ sdStart(&SD2, NULL);
+
+ /*
+ * Creates the blinker thread.
+ */
+ chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);
+
+ /*
+ * Normal main() thread activity, in this demo it does nothing except
+ * sleeping in a loop and check the button state.
+ */
+ while (TRUE) {
+ if (palReadPad(IOPORT1, GPIOA_BUTTON))
+ TestThread(&SD2);
+ chThdSleepMilliseconds(1000);
+ }
+}
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