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stm32/usb: Add support for VCP+MSC+HID mode, incl 2xVCP and 3xVCP.

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This commit is contained in:
Damien George 2019-07-06 00:19:45 +10:00
parent cfec054073
commit 6705767da1
6 changed files with 137 additions and 16 deletions
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52
ports/stm32/usb.c
View File

@ -97,6 +97,14 @@ STATIC const uint8_t usbd_fifo_size_cdc1[] = {
#endif
};
// RX; EP0(in), MSC/HID, CDC_CMD, CDC_DATA, HID
STATIC const uint8_t usbd_fifo_size_cdc1_msc_hid[] = {
32, 8, 16, 4, 12, 8, 0,
#if MICROPY_HW_USB_HS
116, 8, 64, 4, 56, 8, 0, 0, 0, 0,
#endif
};
#if MICROPY_HW_USB_CDC_NUM >= 2
// RX; EP0(in), MSC/HID, CDC_CMD, CDC_DATA, CDC2_CMD, CDC2_DATA
STATIC const uint8_t usbd_fifo_size_cdc2[] = {
@ -105,6 +113,14 @@ STATIC const uint8_t usbd_fifo_size_cdc2[] = {
116, 8, 64, 2, 32, 2, 32, 0, 0, 0,
#endif
};
// RX; EP0(in), MSC/HID, CDC_CMD, CDC_DATA, CDC2_CMD/HID, CDC2_DATA, HID
STATIC const uint8_t usbd_fifo_size_cdc2_msc_hid[] = {
0, 0, 0, 0, 0, 0, 0, // FS: can't support 2xVCP+MSC+HID
#if MICROPY_HW_USB_HS
102, 8, 64, 2, 32, 8, 32, 8, 0, 0,
#endif
};
#endif
#if MICROPY_HW_USB_CDC_NUM >= 3
@ -115,6 +131,14 @@ STATIC const uint8_t usbd_fifo_size_cdc3[] = {
82, 8, 64, 2, 32, 2, 32, 2, 32, 0,
#endif
};
// RX; EP0(in), MSC/HID, CDC_CMD, CDC_DATA, CDC2_CMD/HID, CDC2_DATA, CDC3_CMD/HID, CDC3_DATA, HID
STATIC const uint8_t usbd_fifo_size_cdc3_msc_hid[] = {
0, 0, 0, 0, 0, 0, 0, // FS: can't support 3x VCP mode
#if MICROPY_HW_USB_HS
82, 8, 64, 2, 25, 8, 25, 8, 25, 8,
#endif
};
#endif
#endif
@ -242,15 +266,28 @@ bool pyb_usb_dev_init(int dev_id, uint16_t vid, uint16_t pid, uint8_t mode, size
#endif
const uint8_t *fifo_size = usbd_fifo_size_cdc1;
#if MICROPY_HW_USB_IS_MULTI_OTG
if ((mode & USBD_MODE_MSC_HID) == USBD_MODE_MSC_HID) {
fifo_size = usbd_fifo_size_cdc1_msc_hid;
}
#endif
#if MICROPY_HW_USB_CDC_NUM >= 3
if (mode & USBD_MODE_IFACE_CDC(2)) {
if ((mode & USBD_MODE_MSC_HID) == USBD_MODE_MSC_HID) {
fifo_size = usbd_fifo_size_cdc3_msc_hid;
} else {
fifo_size = usbd_fifo_size_cdc3;
}
} else
#endif
#if MICROPY_HW_USB_CDC_NUM >= 2
if (mode & USBD_MODE_IFACE_CDC(1)) {
if ((mode & USBD_MODE_MSC_HID) == USBD_MODE_MSC_HID) {
fifo_size = usbd_fifo_size_cdc2_msc_hid;
} else {
fifo_size = usbd_fifo_size_cdc2;
}
}
#endif
// start the USB device
@ -414,6 +451,11 @@ STATIC mp_obj_t pyb_usb_mode(size_t n_args, const mp_obj_t *pos_args, mp_map_t *
pid = USBD_PID_CDC_MSC;
}
mode = USBD_MODE_CDC_MSC;
} else if (strcmp(mode_str, "VCP+MSC+HID") == 0) {
if (pid == -1) {
pid = USBD_PID_CDC_MSC_HID;
}
mode = USBD_MODE_CDC_MSC_HID;
#if MICROPY_HW_USB_CDC_NUM >= 2
} else if (strcmp(mode_str, "VCP+VCP") == 0) {
if (pid == -1) {
@ -425,6 +467,11 @@ STATIC mp_obj_t pyb_usb_mode(size_t n_args, const mp_obj_t *pos_args, mp_map_t *
pid = USBD_PID_CDC2_MSC;
}
mode = USBD_MODE_CDC2_MSC;
} else if (strcmp(mode_str, "2xVCP+MSC+HID") == 0) {
if (pid == -1) {
pid = USBD_PID_CDC2_MSC_HID;
}
mode = USBD_MODE_CDC2_MSC_HID;
#endif
#if MICROPY_HW_USB_CDC_NUM >= 3
} else if (strcmp(mode_str, "3xVCP") == 0) {
@ -437,6 +484,11 @@ STATIC mp_obj_t pyb_usb_mode(size_t n_args, const mp_obj_t *pos_args, mp_map_t *
pid = USBD_PID_CDC3_MSC;
}
mode = USBD_MODE_CDC3_MSC;
} else if (strcmp(mode_str, "3xVCP+MSC+HID") == 0) {
if (pid == -1) {
pid = USBD_PID_CDC3_MSC_HID;
}
mode = USBD_MODE_CDC3_MSC_HID;
#endif
} else if (strcmp(mode_str, "CDC+HID") == 0 || strcmp(mode_str, "VCP+HID") == 0) {
if (pid == -1) {

3
ports/stm32/usb.h
View File

@ -40,6 +40,9 @@
#define USBD_PID_CDC2 (0x9805)
#define USBD_PID_CDC3 (0x9806)
#define USBD_PID_CDC3_MSC (0x9807)
#define USBD_PID_CDC_MSC_HID (0x9808)
#define USBD_PID_CDC2_MSC_HID (0x9809)
#define USBD_PID_CDC3_MSC_HID (0x980a)
typedef enum {
PYB_USB_STORAGE_MEDIUM_NONE = 0,

2
ports/stm32/usbd_conf.h
View File

@ -39,7 +39,7 @@
#include "py/mpconfig.h"
#define USBD_MAX_NUM_INTERFACES 5
#define USBD_MAX_NUM_INTERFACES 8
#define USBD_MAX_NUM_CONFIGURATION 1
#define USBD_MAX_STR_DESC_SIZ 0x100
#if MICROPY_HW_USB_SELF_POWERED

14
ports/stm32/usbdev/class/inc/usbd_cdc_msc_hid.h
View File

@ -18,16 +18,8 @@
#endif
// Should be maximum of possible config descriptors that might be configured
#if MICROPY_HW_USB_CDC_NUM == 3
// Maximum is MSC+CDC+CDC+CDC
#define MAX_TEMPLATE_CONFIG_DESC_SIZE (9 + 23 + (8 + 58) + (8 + 58) + (8 + 58))
#elif MICROPY_HW_USB_CDC_NUM == 2
// Maximum is MSC+CDC+CDC
#define MAX_TEMPLATE_CONFIG_DESC_SIZE (9 + 23 + (8 + 58) + (8 + 58))
#else
// Maximum is HID+CDC
#define MAX_TEMPLATE_CONFIG_DESC_SIZE (9 + 32 + (8 + 58))
#endif
// Maximum is: 9 + MSC + NxCDC + HID
#define MAX_TEMPLATE_CONFIG_DESC_SIZE (9 + (23) + MICROPY_HW_USB_CDC_NUM * (8 + 58) + (9 + 9 + 7 + 7))
// CDC, MSC and HID packet sizes
#define MSC_FS_MAX_PACKET (64)
@ -118,7 +110,7 @@ typedef struct _usbd_cdc_msc_hid_state_t {
USBD_HandleTypeDef *pdev;
uint8_t usbd_mode;
uint8_t usbd_config_desc_size;
uint16_t usbd_config_desc_size;
#if MICROPY_HW_USB_MSC
USBD_MSC_BOT_HandleTypeDef MSC_BOT_ClassData;

3
ports/stm32/usbdev/class/inc/usbd_cdc_msc_hid0.h
View File

@ -44,6 +44,9 @@
#define USBD_MODE_CDC_MSC (USBD_MODE_IFACE_CDC(0) | USBD_MODE_IFACE_MSC)
#define USBD_MODE_CDC2_MSC (USBD_MODE_IFACE_CDC(0) | USBD_MODE_IFACE_CDC(1) | USBD_MODE_IFACE_MSC)
#define USBD_MODE_CDC3_MSC (USBD_MODE_IFACE_CDC(0) | USBD_MODE_IFACE_CDC(1) | USBD_MODE_IFACE_CDC(2) | USBD_MODE_IFACE_MSC)
#define USBD_MODE_CDC_MSC_HID (USBD_MODE_IFACE_CDC(0) | USBD_MODE_IFACE_MSC | USBD_MODE_IFACE_HID)
#define USBD_MODE_CDC2_MSC_HID (USBD_MODE_IFACE_CDC(0) | USBD_MODE_IFACE_CDC(1) | USBD_MODE_IFACE_MSC | USBD_MODE_IFACE_HID)
#define USBD_MODE_CDC3_MSC_HID (USBD_MODE_IFACE_CDC(0) | USBD_MODE_IFACE_CDC(1) | USBD_MODE_IFACE_CDC(2) | USBD_MODE_IFACE_MSC | USBD_MODE_IFACE_HID)
#define USBD_MODE_HID (USBD_MODE_IFACE_HID)
#define USBD_MODE_MSC (USBD_MODE_IFACE_MSC)
#define USBD_MODE_MSC_HID (USBD_MODE_IFACE_MSC | USBD_MODE_IFACE_HID)

75
ports/stm32/usbdev/class/src/usbd_cdc_msc_hid.c
View File

@ -61,9 +61,11 @@
#define HID_DESC_OFFSET_PROTOCOL (7)
#define HID_DESC_OFFSET_SUBDESC (9)
#define HID_DESC_OFFSET_REPORT_DESC_LEN (16)
#define HID_DESC_OFFSET_IN_EP (20)
#define HID_DESC_OFFSET_MAX_PACKET_LO (22)
#define HID_DESC_OFFSET_MAX_PACKET_HI (23)
#define HID_DESC_OFFSET_POLLING_INTERVAL (24)
#define HID_DESC_OFFSET_OUT_EP (27)
#define HID_DESC_OFFSET_MAX_PACKET_OUT_LO (29)
#define HID_DESC_OFFSET_MAX_PACKET_OUT_HI (30)
#define HID_DESC_OFFSET_POLLING_INTERVAL_OUT (31)
@ -79,6 +81,9 @@
#define MSC_IFACE_NUM_WITH_CDC (0)
#define HID_IFACE_NUM_WITH_CDC (0)
#define HID_IFACE_NUM_WITH_MSC (1)
#define HID_IFACE_NUM_WITH_CDC_MSC (3)
#define HID_IFACE_NUM_WITH_CDC2_MSC (5)
#define HID_IFACE_NUM_WITH_CDC3_MSC (7)
#define CDC_IN_EP(i) (0x83 + 2 * (i))
#define CDC_OUT_EP(i) (0x03 + 2 * (i))
@ -88,6 +93,12 @@
#define HID_OUT_EP_WITH_CDC (0x01)
#define HID_IN_EP_WITH_MSC (0x83)
#define HID_OUT_EP_WITH_MSC (0x03)
#define HID_IN_EP_WITH_CDC_MSC (0x84)
#define HID_OUT_EP_WITH_CDC_MSC (0x04)
#define HID_IN_EP_WITH_CDC2_MSC (0x86)
#define HID_OUT_EP_WITH_CDC2_MSC (0x06)
#define HID_IN_EP_WITH_CDC3_MSC (0x88)
#define HID_OUT_EP_WITH_CDC3_MSC (0x08)
#define USB_DESC_TYPE_ASSOCIATION (0x0b)
@ -448,8 +459,9 @@ static size_t make_cdc_desc_ep(uint8_t *dest, int need_iad, uint8_t iface_num, u
#endif
#if MICROPY_HW_USB_HID
static size_t make_hid_desc(uint8_t *dest, USBD_HID_ModeInfoTypeDef *hid_info) {
static size_t make_hid_desc(uint8_t *dest, USBD_HID_ModeInfoTypeDef *hid_info, uint8_t iface_num) {
memcpy(dest, hid_class_desc_data, sizeof(hid_class_desc_data));
dest[2] = iface_num;
dest[HID_DESC_OFFSET_SUBCLASS] = hid_info->subclass;
dest[HID_DESC_OFFSET_PROTOCOL] = hid_info->protocol;
dest[HID_DESC_OFFSET_REPORT_DESC_LEN] = hid_info->report_desc_len;
@ -461,6 +473,15 @@ static size_t make_hid_desc(uint8_t *dest, USBD_HID_ModeInfoTypeDef *hid_info) {
dest[HID_DESC_OFFSET_POLLING_INTERVAL_OUT] = hid_info->polling_interval;
return sizeof(hid_class_desc_data);
}
#if MICROPY_HW_USB_MSC
static size_t make_hid_desc_ep(uint8_t *dest, USBD_HID_ModeInfoTypeDef *hid_info, uint8_t iface_num, uint8_t in_ep, uint8_t out_ep) {
size_t n = make_hid_desc(dest, hid_info, iface_num);
dest[HID_DESC_OFFSET_IN_EP] = in_ep;
dest[HID_DESC_OFFSET_OUT_EP] = out_ep;
return n;
}
#endif
#endif
// return the saved usb mode
@ -489,6 +510,21 @@ int USBD_SelectMode(usbd_cdc_msc_hid_state_t *usbd, uint32_t mode, USBD_HID_Mode
usbd->cdc[0]->iface_num = CDC_IFACE_NUM_WITH_MSC;
num_itf = 3;
break;
#if MICROPY_HW_USB_HID
case USBD_MODE_CDC_MSC_HID:
n += make_msc_desc(d + n);
n += make_cdc_desc(d + n, 1, CDC_IFACE_NUM_WITH_MSC);
usbd->hid->desc = d + n;
n += make_hid_desc_ep(d + n, hid_info, HID_IFACE_NUM_WITH_CDC_MSC, HID_IN_EP_WITH_CDC_MSC, HID_OUT_EP_WITH_CDC_MSC);
usbd->cdc[0]->iface_num = CDC_IFACE_NUM_WITH_MSC;
usbd->hid->in_ep = HID_IN_EP_WITH_CDC_MSC;
usbd->hid->out_ep = HID_OUT_EP_WITH_CDC_MSC;
usbd->hid->iface_num = HID_IFACE_NUM_WITH_CDC_MSC;
usbd->hid->report_desc = hid_info->report_desc;
num_itf = 4;
break;
#endif
#endif
#if MICROPY_HW_USB_CDC_NUM >= 2
@ -511,6 +547,23 @@ int USBD_SelectMode(usbd_cdc_msc_hid_state_t *usbd, uint32_t mode, USBD_HID_Mode
num_itf = 5;
break;
}
case USBD_MODE_CDC2_MSC_HID: {
n += make_msc_desc(d + n);
n += make_cdc_desc(d + n, 1, CDC_IFACE_NUM_WITH_MSC);
n += make_cdc_desc_ep(d + n, 1, CDC2_IFACE_NUM_WITH_MSC, CDC_CMD_EP(1), CDC_OUT_EP(1), CDC_IN_EP(1));
usbd->hid->desc = d + n;
n += make_hid_desc_ep(d + n, hid_info, HID_IFACE_NUM_WITH_CDC2_MSC, HID_IN_EP_WITH_CDC2_MSC, HID_OUT_EP_WITH_CDC2_MSC);
usbd->cdc[0]->iface_num = CDC_IFACE_NUM_WITH_MSC;
usbd->cdc[1]->iface_num = CDC2_IFACE_NUM_WITH_MSC;
usbd->cdc[2]->iface_num = CDC3_IFACE_NUM_WITH_MSC;
usbd->hid->in_ep = HID_IN_EP_WITH_CDC2_MSC;
usbd->hid->out_ep = HID_OUT_EP_WITH_CDC2_MSC;
usbd->hid->iface_num = HID_IFACE_NUM_WITH_CDC2_MSC;
usbd->hid->report_desc = hid_info->report_desc;
num_itf = 6;
break;
}
#endif
#endif
@ -538,13 +591,31 @@ int USBD_SelectMode(usbd_cdc_msc_hid_state_t *usbd, uint32_t mode, USBD_HID_Mode
num_itf = 7;
break;
}
case USBD_MODE_CDC3_MSC_HID: {
n += make_msc_desc(d + n);
n += make_cdc_desc(d + n, 1, CDC_IFACE_NUM_WITH_MSC);
n += make_cdc_desc_ep(d + n, 1, CDC2_IFACE_NUM_WITH_MSC, CDC_CMD_EP(1), CDC_OUT_EP(1), CDC_IN_EP(1));
n += make_cdc_desc_ep(d + n, 1, CDC3_IFACE_NUM_WITH_MSC, CDC_CMD_EP(2), CDC_OUT_EP(2), CDC_IN_EP(2));
usbd->hid->desc = d + n;
n += make_hid_desc_ep(d + n, hid_info, HID_IFACE_NUM_WITH_CDC3_MSC, HID_IN_EP_WITH_CDC3_MSC, HID_OUT_EP_WITH_CDC3_MSC);
usbd->cdc[0]->iface_num = CDC_IFACE_NUM_WITH_MSC;
usbd->cdc[1]->iface_num = CDC2_IFACE_NUM_WITH_MSC;
usbd->cdc[2]->iface_num = CDC3_IFACE_NUM_WITH_MSC;
usbd->hid->in_ep = HID_IN_EP_WITH_CDC3_MSC;
usbd->hid->out_ep = HID_OUT_EP_WITH_CDC3_MSC;
usbd->hid->iface_num = HID_IFACE_NUM_WITH_CDC3_MSC;
usbd->hid->report_desc = hid_info->report_desc;
num_itf = 8;
break;
}
#endif
#endif
#if MICROPY_HW_USB_HID
case USBD_MODE_CDC_HID:
usbd->hid->desc = d + n;
n += make_hid_desc(d + n, hid_info);
n += make_hid_desc(d + n, hid_info, HID_IFACE_NUM_WITH_CDC);
n += make_cdc_desc(d + n, 1, CDC_IFACE_NUM_WITH_HID);
usbd->cdc[0]->iface_num = CDC_IFACE_NUM_WITH_HID;
usbd->hid->in_ep = HID_IN_EP_WITH_CDC;