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authorGiovanni Di Sirio <gdisirio@gmail.com>2015-02-04 14:13:52 +0000
committerGiovanni Di Sirio <gdisirio@gmail.com>2015-02-04 14:13:52 +0000
commit2eb9d1cb124a33c6e48b4bc8c572d1beb9c42ca4 (patch)
treed79a585d0cccec3dc3f7357d6d0c741860a62d81 /testhal/STM32/STM32F4xx
parent2f5f47e43b45c6af839b0177f441d3a8081ebbc6 (diff)
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Dual CDC demo for the STM32F4, to be tested.
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@7653 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'testhal/STM32/STM32F4xx')
-rw-r--r--testhal/STM32/STM32F4xx/USB_CDC_DUAL/main.c56
-rw-r--r--testhal/STM32/STM32F4xx/USB_CDC_DUAL/usbcfg.c269
-rw-r--r--testhal/STM32/STM32F4xx/USB_CDC_DUAL/usbcfg.h3
3 files changed, 181 insertions, 147 deletions
diff --git a/testhal/STM32/STM32F4xx/USB_CDC_DUAL/main.c b/testhal/STM32/STM32F4xx/USB_CDC_DUAL/main.c
index 00490f436..04d5148bc 100644
--- a/testhal/STM32/STM32F4xx/USB_CDC_DUAL/main.c
+++ b/testhal/STM32/STM32F4xx/USB_CDC_DUAL/main.c
@@ -26,8 +26,11 @@
#include "usbcfg.h"
-/* Virtual serial port over USB.*/
+/*
+ * Virtual serial ports over USB.
+ */
SerialUSBDriver SDU1;
+SerialUSBDriver SDU2;
/*===========================================================================*/
/* Command line related. */
@@ -131,6 +134,11 @@ static const ShellConfig shell_cfg1 = {
commands
};
+static const ShellConfig shell_cfg2 = {
+ (BaseSequentialStream *)&SDU2,
+ commands
+};
+
/*===========================================================================*/
/* Generic code. */
/*===========================================================================*/
@@ -146,7 +154,7 @@ static msg_t Thread1(void *arg) {
while (true) {
systime_t time;
- time = serusbcfg.usbp->state == USB_ACTIVE ? 250 : 500;
+ time = serusbcfg1.usbp->state == USB_ACTIVE ? 250 : 500;
palClearPad(GPIOD, GPIOD_LED4);
chThdSleepMilliseconds(time);
palSetPad(GPIOD, GPIOD_LED4);
@@ -158,7 +166,8 @@ static msg_t Thread1(void *arg) {
* Application entry point.
*/
int main(void) {
- thread_t *shelltp = NULL;
+ thread_t *shelltp1 = NULL;
+ thread_t *shelltp2 = NULL;
/*
* System initializations.
@@ -171,31 +180,22 @@ int main(void) {
chSysInit();
/*
- * Initializes a serial-over-USB CDC driver.
+ * Initializes two serial-over-USB CDC drivers.
*/
sduObjectInit(&SDU1);
- sduStart(&SDU1, &serusbcfg);
+ sduStart(&SDU1, &serusbcfg1);
+ sduObjectInit(&SDU2);
+ sduStart(&SDU2, &serusbcfg2);
/*
* Activates the USB driver and then the USB bus pull-up on D+.
* Note, a delay is inserted in order to not have to disconnect the cable
* after a reset.
*/
- usbDisconnectBus(serusbcfg.usbp);
+ usbDisconnectBus(serusbcfg1.usbp);
chThdSleepMilliseconds(1500);
- usbStart(serusbcfg.usbp, &usbcfg);
- usbConnectBus(serusbcfg.usbp);
-
- /*
- * Stopping and restarting the USB in order to test the stop procedure. The
- * following lines are not usually required.
- */
- chThdSleepMilliseconds(3000);
- usbDisconnectBus(serusbcfg.usbp);
- usbStop(serusbcfg.usbp);
- chThdSleepMilliseconds(1500);
- usbStart(serusbcfg.usbp, &usbcfg);
- usbConnectBus(serusbcfg.usbp);
+ usbStart(serusbcfg1.usbp, &usbcfg);
+ usbConnectBus(serusbcfg1.usbp);
/*
* Shell manager initialization.
@@ -203,7 +203,7 @@ int main(void) {
shellInit();
/*
- * Creates the blinker thread.
+ * Creates the blinker threads.
*/
chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);
@@ -212,11 +212,17 @@ int main(void) {
* sleeping in a loop and check the button state.
*/
while (TRUE) {
- if (!shelltp && (SDU1.config->usbp->state == USB_ACTIVE))
- shelltp = shellCreate(&shell_cfg1, SHELL_WA_SIZE, NORMALPRIO);
- else if (chThdTerminatedX(shelltp)) {
- chThdRelease(shelltp); /* Recovers memory of the previous shell. */
- shelltp = NULL; /* Triggers spawning of a new shell. */
+ if (!shelltp1 && (SDU1.config->usbp->state == USB_ACTIVE))
+ shelltp1 = shellCreate(&shell_cfg1, SHELL_WA_SIZE, NORMALPRIO);
+ else if (chThdTerminatedX(shelltp1)) {
+ chThdRelease(shelltp1); /* Recovers memory of the previous shell. */
+ shelltp1 = NULL; /* Triggers spawning of a new shell. */
+ }
+ if (!shelltp2 && (SDU2.config->usbp->state == USB_ACTIVE))
+ shelltp2 = shellCreate(&shell_cfg2, SHELL_WA_SIZE, NORMALPRIO);
+ else if (chThdTerminatedX(shelltp2)) {
+ chThdRelease(shelltp2); /* Recovers memory of the previous shell. */
+ shelltp2 = NULL; /* Triggers spawning of a new shell. */
}
chThdSleepMilliseconds(1000);
}
diff --git a/testhal/STM32/STM32F4xx/USB_CDC_DUAL/usbcfg.c b/testhal/STM32/STM32F4xx/USB_CDC_DUAL/usbcfg.c
index 260ffbfb6..b1d2b307b 100644
--- a/testhal/STM32/STM32F4xx/USB_CDC_DUAL/usbcfg.c
+++ b/testhal/STM32/STM32F4xx/USB_CDC_DUAL/usbcfg.c
@@ -14,35 +14,44 @@
limitations under the License.
*/
-#include "ch.h"
#include "hal.h"
/*
- * Endpoints to be used for USBD1.
+ * Endpoints.
*/
-#define USBD1_DATA_REQUEST_EP_A 1
-#define USBD1_DATA_AVAILABLE_EP_A 1
-#define USBD1_INTERRUPT_REQUEST_EP_A 2
-#define USBD1_DATA_REQUEST_EP_B 3
-#define USBD1_DATA_AVAILABLE_EP_B 3
-#define USBD1_INTERRUPT_REQUEST_EP_B 4
+#define USB_INTERRUPT_REQUEST_EP_A 1
+#define USB_DATA_AVAILABLE_EP_A 2
+#define USB_DATA_REQUEST_EP_A 2
+#define USB_INTERRUPT_REQUEST_EP_B 3
+#define USB_DATA_AVAILABLE_EP_B 4
+#define USB_DATA_REQUEST_EP_B 4
+
+/*
+ * Interfaces
+ */
+#define USB_NUM_INTERFACES 4
+#define USB_CDC_CIF_NUM0 0
+#define USB_CDC_DIF_NUM0 1
+#define USB_CDC_CIF_NUM1 2
+#define USB_CDC_DIF_NUM1 3
/*
* USB Device Descriptor.
*/
static const uint8_t vcom_device_descriptor_data[18] = {
- USB_DESC_DEVICE (0x0110, /* bcdUSB (1.1). */
- 0x02, /* bDeviceClass (CDC). */
- 0x00, /* bDeviceSubClass. */
- 0x00, /* bDeviceProtocol. */
- 0x40, /* bMaxPacketSize. */
- 0x0483, /* idVendor (ST). */
- 0x5740, /* idProduct. */
- 0x0200, /* bcdDevice. */
- 1, /* iManufacturer. */
- 2, /* iProduct. */
- 3, /* iSerialNumber. */
- 1) /* bNumConfigurations. */
+ USB_DESC_DEVICE(
+ 0x0110, /* bcdUSB (1.1). */
+ 0xEF, /* bDeviceClass (misc). */
+ 0x02, /* bDeviceSubClass (common). */
+ 0x01, /* bDeviceProtocol (IAD). */
+ 0x40, /* bMaxPacketSize. */
+ 0x0483, /* idVendor (ST). */
+ 0x5740, /* idProduct. */
+ 0x0200, /* bcdDevice. */
+ 1, /* iManufacturer. */
+ 2, /* iProduct. */
+ 3, /* iSerialNumber. */
+ 1) /* bNumConfigurations. */
};
/*
@@ -53,6 +62,10 @@ static const USBDescriptor vcom_device_descriptor = {
vcom_device_descriptor_data
};
+#define CDC_IF_DESC_SET_SIZE \
+ (USB_DESC_INTERFACE_SIZE + 5 + 5 + 4 + 5 + USB_DESC_ENDPOINT_SIZE + \
+ USB_DESC_INTERFACE_SIZE + (USB_DESC_ENDPOINT_SIZE *2))
+
#define CDC_IF_DESC_SET(comIfNum, datIfNum, comInEp, datOutEp, datInEp) \
/* Interface Descriptor.*/ \
USB_DESC_INTERFACE( \
@@ -61,7 +74,7 @@ static const USBDescriptor vcom_device_descriptor = {
0x01, /* bNumEndpoints. */ \
CDC_COMMUNICATION_INTERFACE_CLASS, /* bInterfaceClass. */ \
CDC_ABSTRACT_CONTROL_MODEL, /* bInterfaceSubClass. */ \
- 0x01, /* bInterfaceProtocol (AT \
+ 0x01, /* bInterfaceProtocol (AT
commands, CDC section
4.4). */ \
0), /* iInterface. */ \
@@ -87,11 +100,11 @@ static const USBDescriptor vcom_device_descriptor = {
USB_DESC_BYTE (CDC_UNION), /* bDescriptorSubtype. */ \
USB_DESC_BYTE (comIfNum), /* bMasterInterface. */ \
USB_DESC_BYTE (datIfNum), /* bSlaveInterface. */ \
-/* Endpoint, Interrupt IN.*/ \
+ /* Endpoint, Interrupt IN.*/ \
USB_DESC_ENDPOINT ( \
- comInEp | 0x80, \
- USB_ENDPOINT_TYPE_INTERRUPT, /* bmAttributes. */ \
- 0x000A, /*ZZZZZ*/ /* wMaxPacketSize. */ \
+ comInEp, \
+ USB_EP_MODE_TYPE_INTR, /* bmAttributes. */ \
+ 0x0010, /* wMaxPacketSize. */ \
0x01), /*******/ /* bInterval. */ \
\
/* CDC Data Interface Descriptor.*/ \
@@ -100,24 +113,26 @@ static const USBDescriptor vcom_device_descriptor = {
0x00, /* bAlternateSetting. */ \
0x02, /* bNumEndpoints. */ \
CDC_DATA_INTERFACE_CLASS, /* bInterfaceClass. */ \
- 0x00, /* bInterfaceSubClass (CDC \
+ 0x00, /* bInterfaceSubClass (CDC
section 4.6). */ \
- 0x00, /* bInterfaceProtocol (CDC \
+ 0x00, /* bInterfaceProtocol (CDC
section 4.7). */ \
0x00), /* iInterface. */ \
/* Endpoint, Bulk OUT.*/ \
USB_DESC_ENDPOINT( \
datOutEp, /* bEndpointAddress. */ \
- USB_ENDPOINT_TYPE_BULK, /* bmAttributes. */ \
+ USB_EP_MODE_TYPE_BULK, /* bmAttributes. */ \
0x0040, /*ZZZZZ*/ /* wMaxPacketSize. */ \
0x00), /* bInterval. */ \
/* Endpoint, Bulk IN.*/ \
USB_DESC_ENDPOINT( \
- datInEp | 0x80, /* bEndpointAddress. */ \
- USB_ENDPOINT_TYPE_BULK, /* bmAttributes. */ \
+ datInEp, /* bEndpointAddress. */ \
+ USB_EP_MODE_TYPE_BULK, /* bmAttributes. */ \
0x0040, /*ZZZZZ*/ /* wMaxPacketSize. */ \
0x00) /* bInterval. */
+#define IAD_CDC_IF_DESC_SET_SIZE (8 + CDC_IF_DESC_SET_SIZE)
+
#define IAD_CDC_IF_DESC_SET(comIfNum, datIfNum, comInEp, datOutEp, datInEp) \
/* Interface Association Descriptor.*/ \
USB_DESC_BYTE (0x08), /* bLength. */ \
@@ -133,80 +148,31 @@ static const USBDescriptor vcom_device_descriptor = {
/* Configuration Descriptor tree for a CDC.*/
-static const uint8_t vcom_configuration_descriptor_data[67] = {
+static const uint8_t vcom_configuration_descriptor_data[] = {
/* Configuration Descriptor.*/
- USB_DESC_CONFIGURATION(67, /* wTotalLength. */
- 0x02, /* bNumInterfaces. */
- 0x01, /* bConfigurationValue. */
- 0, /* iConfiguration. */
- 0xC0, /* bmAttributes (self powered). */
- 50), /* bMaxPower (100mA). */
- /* Interface Descriptor.*/
- USB_DESC_INTERFACE (0x00, /* bInterfaceNumber. */
- 0x00, /* bAlternateSetting. */
- 0x01, /* bNumEndpoints. */
- 0x02, /* bInterfaceClass (Communications
- Interface Class, CDC section
- 4.2). */
- 0x02, /* bInterfaceSubClass (Abstract
- Control Model, CDC section 4.3). */
- 0x01, /* bInterfaceProtocol (AT commands,
- CDC section 4.4). */
- 0), /* iInterface. */
- /* Header Functional Descriptor (CDC section 5.2.3).*/
- USB_DESC_BYTE (5), /* bLength. */
- USB_DESC_BYTE (0x24), /* bDescriptorType (CS_INTERFACE). */
- USB_DESC_BYTE (0x00), /* bDescriptorSubtype (Header
- Functional Descriptor. */
- USB_DESC_BCD (0x0110), /* bcdCDC. */
- /* Call Management Functional Descriptor. */
- USB_DESC_BYTE (5), /* bFunctionLength. */
- USB_DESC_BYTE (0x24), /* bDescriptorType (CS_INTERFACE). */
- USB_DESC_BYTE (0x01), /* bDescriptorSubtype (Call Management
- Functional Descriptor). */
- USB_DESC_BYTE (0x00), /* bmCapabilities (D0+D1). */
- USB_DESC_BYTE (0x01), /* bDataInterface. */
- /* ACM Functional Descriptor.*/
- USB_DESC_BYTE (4), /* bFunctionLength. */
- USB_DESC_BYTE (0x24), /* bDescriptorType (CS_INTERFACE). */
- USB_DESC_BYTE (0x02), /* bDescriptorSubtype (Abstract
- Control Management Descriptor). */
- USB_DESC_BYTE (0x02), /* bmCapabilities. */
- /* Union Functional Descriptor.*/
- USB_DESC_BYTE (5), /* bFunctionLength. */
- USB_DESC_BYTE (0x24), /* bDescriptorType (CS_INTERFACE). */
- USB_DESC_BYTE (0x06), /* bDescriptorSubtype (Union
- Functional Descriptor). */
- USB_DESC_BYTE (0x00), /* bMasterInterface (Communication
- Class Interface). */
- USB_DESC_BYTE (0x01), /* bSlaveInterface0 (Data Class
- Interface). */
- /* Endpoint 2 Descriptor.*/
- USB_DESC_ENDPOINT (USBD1_INTERRUPT_REQUEST_EP_A|0x80,
- 0x03, /* bmAttributes (Interrupt). */
- 0x0008, /* wMaxPacketSize. */
- 0xFF), /* bInterval. */
- /* Interface Descriptor.*/
- USB_DESC_INTERFACE (0x01, /* bInterfaceNumber. */
- 0x00, /* bAlternateSetting. */
- 0x02, /* bNumEndpoints. */
- 0x0A, /* bInterfaceClass (Data Class
- Interface, CDC section 4.5). */
- 0x00, /* bInterfaceSubClass (CDC section
- 4.6). */
- 0x00, /* bInterfaceProtocol (CDC section
- 4.7). */
- 0x00), /* iInterface. */
- /* Endpoint 3 Descriptor.*/
- USB_DESC_ENDPOINT (USBD1_DATA_AVAILABLE_EP_A, /* bEndpointAddress.*/
- 0x02, /* bmAttributes (Bulk). */
- 0x0040, /* wMaxPacketSize. */
- 0x00), /* bInterval. */
- /* Endpoint 1 Descriptor.*/
- USB_DESC_ENDPOINT (USBD1_DATA_REQUEST_EP_A|0x80, /* bEndpointAddress.*/
- 0x02, /* bmAttributes (Bulk). */
- 0x0040, /* wMaxPacketSize. */
- 0x00) /* bInterval. */
+ USB_DESC_CONFIGURATION(
+ USB_DESC_CONFIGURATION_SIZE +
+ (IAD_CDC_IF_DESC_SET_SIZE * 2), /* wTotalLength. */
+ USB_NUM_INTERFACES, /* bNumInterfaces. */
+ 0x01, /* bConfigurationValue. */
+ 0, /* iConfiguration. */
+ 0xC0, /* bmAttributes (self powered). */
+ 50 /* bMaxPower (100mA). */
+ ),
+ IAD_CDC_IF_DESC_SET(
+ USB_CDC_CIF_NUM0,
+ USB_CDC_DIF_NUM0,
+ USB_ENDPOINT_IN(USB_INTERRUPT_REQUEST_EP_A),
+ USB_ENDPOINT_OUT(USB_DATA_AVAILABLE_EP_A),
+ USB_ENDPOINT_IN(USB_DATA_REQUEST_EP_A)
+ ),
+ IAD_CDC_IF_DESC_SET(
+ USB_CDC_CIF_NUM1,
+ USB_CDC_DIF_NUM1,
+ USB_ENDPOINT_IN(USB_INTERRUPT_REQUEST_EP_B),
+ USB_ENDPOINT_OUT(USB_DATA_AVAILABLE_EP_B),
+ USB_ENDPOINT_IN(USB_DATA_REQUEST_EP_B)
+ ),
};
/*
@@ -299,52 +265,100 @@ static const USBDescriptor *get_descriptor(USBDriver *usbp,
static USBInEndpointState ep1instate;
/**
- * @brief OUT EP1 state.
+ * @brief EP1 initialization structure (IN only).
+ */
+static const USBEndpointConfig ep1config = {
+ USB_EP_MODE_TYPE_INTR,
+ NULL,
+ sduInterruptTransmitted,
+ NULL,
+ 0x0010,
+ 0x0000,
+ &ep1instate,
+ NULL,
+ 1,
+ NULL
+};
+
+/**
+ * @brief IN EP2 state.
+ */
+static USBInEndpointState ep2instate;
+
+/**
+ * @brief OUT EP2 state.
*/
-static USBOutEndpointState ep1outstate;
+static USBOutEndpointState ep2outstate;
/**
- * @brief EP1 initialization structure (both IN and OUT).
+ * @brief EP2 initialization structure (both IN and OUT).
*/
-static const USBEndpointConfig ep1config = {
+static const USBEndpointConfig ep2config = {
USB_EP_MODE_TYPE_BULK,
NULL,
sduDataTransmitted,
sduDataReceived,
0x0040,
0x0040,
- &ep1instate,
- &ep1outstate,
+ &ep2instate,
+ &ep2outstate,
2,
NULL
};
/**
- * @brief IN EP2 state.
+ * @brief IN EP3 state.
*/
-static USBInEndpointState ep2instate;
+static USBInEndpointState ep3instate;
/**
- * @brief EP2 initialization structure (IN only).
+ * @brief EP3 initialization structure (IN only).
*/
-static const USBEndpointConfig ep2config = {
+static const USBEndpointConfig ep3config = {
USB_EP_MODE_TYPE_INTR,
NULL,
sduInterruptTransmitted,
NULL,
0x0010,
0x0000,
- &ep2instate,
+ &ep3instate,
NULL,
1,
NULL
};
+/**
+ * @brief IN EP4 state.
+ */
+static USBInEndpointState ep4instate;
+
+/**
+ * @brief OUT EP4 state.
+ */
+static USBOutEndpointState ep4outstate;
+
+/**
+ * @brief EP4 initialization structure (both IN and OUT).
+ */
+static const USBEndpointConfig ep4config = {
+ USB_EP_MODE_TYPE_BULK,
+ NULL,
+ sduDataTransmitted,
+ sduDataReceived,
+ 0x0040,
+ 0x0040,
+ &ep4instate,
+ &ep4outstate,
+ 2,
+ NULL
+};
+
/*
* Handles the USB driver global events.
*/
static void usb_event(USBDriver *usbp, usbevent_t event) {
extern SerialUSBDriver SDU1;
+ extern SerialUSBDriver SDU2;
switch (event) {
case USB_EVENT_RESET:
@@ -357,11 +371,14 @@ static void usb_event(USBDriver *usbp, usbevent_t event) {
/* 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_A, &ep1config);
- usbInitEndpointI(usbp, USBD1_INTERRUPT_REQUEST_EP_A, &ep2config);
+ usbInitEndpointI(usbp, USB_DATA_REQUEST_EP_A, &ep1config);
+ usbInitEndpointI(usbp, USB_INTERRUPT_REQUEST_EP_A, &ep2config);
+ usbInitEndpointI(usbp, USB_DATA_REQUEST_EP_B, &ep3config);
+ usbInitEndpointI(usbp, USB_INTERRUPT_REQUEST_EP_B, &ep4config);
/* Resetting the state of the CDC subsystem.*/
sduConfigureHookI(&SDU1);
+ sduConfigureHookI(&SDU2);
chSysUnlockFromISR();
return;
@@ -386,11 +403,21 @@ const USBConfig usbcfg = {
};
/*
- * Serial over USB driver configuration.
+ * Serial over USB driver configuration 1.
+ */
+const SerialUSBConfig serusbcfg1 = {
+ &USBD1,
+ USB_DATA_REQUEST_EP_A,
+ USB_DATA_AVAILABLE_EP_A,
+ USB_INTERRUPT_REQUEST_EP_A
+};
+
+/*
+ * Serial over USB driver configuration 2.
*/
-const SerialUSBConfig serusbcfg = {
+const SerialUSBConfig serusbcfg2 = {
&USBD1,
- USBD1_DATA_REQUEST_EP_A,
- USBD1_DATA_AVAILABLE_EP_A,
- USBD1_INTERRUPT_REQUEST_EP_A
+ USB_DATA_REQUEST_EP_B,
+ USB_DATA_AVAILABLE_EP_B,
+ USB_INTERRUPT_REQUEST_EP_B
};
diff --git a/testhal/STM32/STM32F4xx/USB_CDC_DUAL/usbcfg.h b/testhal/STM32/STM32F4xx/USB_CDC_DUAL/usbcfg.h
index 2ffaa17f9..a97780b09 100644
--- a/testhal/STM32/STM32F4xx/USB_CDC_DUAL/usbcfg.h
+++ b/testhal/STM32/STM32F4xx/USB_CDC_DUAL/usbcfg.h
@@ -18,7 +18,8 @@
#define _USBCFG_H_
extern const USBConfig usbcfg;
-extern SerialUSBConfig serusbcfg;
+extern SerialUSBConfig serusbcfg1;
+extern SerialUSBConfig serusbcfg2;
#endif /* _USBCFG_H_ */