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-rw-r--r--ports/stm32/usb.c15
-rw-r--r--ports/stm32/usb.h2
-rw-r--r--ports/stm32/usbd_conf.c12
-rw-r--r--ports/stm32/usbd_conf.h2
-rw-r--r--ports/stm32/usbdev/class/inc/usbd_cdc_msc_hid.h5
-rw-r--r--ports/stm32/usbdev/class/inc/usbd_cdc_msc_hid0.h2
-rw-r--r--ports/stm32/usbdev/class/src/usbd_cdc_msc_hid.c49
7 files changed, 85 insertions, 2 deletions
diff --git a/ports/stm32/usb.c b/ports/stm32/usb.c
index c9c22d5d2..ace090f80 100644
--- a/ports/stm32/usb.c
+++ b/ports/stm32/usb.c
@@ -309,6 +309,18 @@ STATIC mp_obj_t pyb_usb_mode(size_t n_args, const mp_obj_t *pos_args, mp_map_t *
}
mode = USBD_MODE_CDC2_MSC;
#endif
+ #if MICROPY_HW_USB_CDC_NUM >= 3
+ } else if (strcmp(mode_str, "3xVCP") == 0) {
+ if (args[2].u_int == -1) {
+ pid = USBD_PID_CDC3;
+ }
+ mode = USBD_MODE_CDC3;
+ } else if (strcmp(mode_str, "3xVCP+MSC") == 0) {
+ if (args[2].u_int == -1) {
+ pid = USBD_PID_CDC3_MSC;
+ }
+ mode = USBD_MODE_CDC3_MSC;
+ #endif
} else if (strcmp(mode_str, "CDC+HID") == 0 || strcmp(mode_str, "VCP+HID") == 0) {
if (args[2].u_int == -1) {
pid = USBD_PID_CDC_HID;
@@ -386,6 +398,9 @@ const pyb_usb_vcp_obj_t pyb_usb_vcp_obj[MICROPY_HW_USB_CDC_NUM] = {
#if MICROPY_HW_USB_CDC_NUM >= 2
{{&pyb_usb_vcp_type}, &usb_device.usbd_cdc_itf[1]},
#endif
+ #if MICROPY_HW_USB_CDC_NUM >= 3
+ {{&pyb_usb_vcp_type}, &usb_device.usbd_cdc_itf[2]},
+ #endif
};
STATIC void pyb_usb_vcp_init0(void) {
diff --git a/ports/stm32/usb.h b/ports/stm32/usb.h
index 6678e1e17..0aa50f9e7 100644
--- a/ports/stm32/usb.h
+++ b/ports/stm32/usb.h
@@ -38,6 +38,8 @@
#define USBD_PID_MSC (0x9803)
#define USBD_PID_CDC2_MSC (0x9804)
#define USBD_PID_CDC2 (0x9805)
+#define USBD_PID_CDC3 (0x9806)
+#define USBD_PID_CDC3_MSC (0x9807)
typedef enum {
PYB_USB_STORAGE_MEDIUM_NONE = 0,
diff --git a/ports/stm32/usbd_conf.c b/ports/stm32/usbd_conf.c
index c2e86ccb5..ed99700e9 100644
--- a/ports/stm32/usbd_conf.c
+++ b/ports/stm32/usbd_conf.c
@@ -385,7 +385,11 @@ USBD_StatusTypeDef USBD_LL_Init(USBD_HandleTypeDef *pdev, int high_speed) {
if (pdev->id == USB_PHY_HS_ID) {
// Set LL Driver parameters
pcd_hs_handle.Instance = USB_OTG_HS;
+ #if MICROPY_HW_USB_CDC_NUM == 3
+ pcd_hs_handle.Init.dev_endpoints = 8;
+ #else
pcd_hs_handle.Init.dev_endpoints = 6;
+ #endif
pcd_hs_handle.Init.use_dedicated_ep1 = 0;
pcd_hs_handle.Init.ep0_mps = 0x40;
pcd_hs_handle.Init.dma_enable = 0;
@@ -431,13 +435,21 @@ USBD_StatusTypeDef USBD_LL_Init(USBD_HandleTypeDef *pdev, int high_speed) {
HAL_PCD_Init(&pcd_hs_handle);
// We have 1024 32-bit words in total to use here
+ #if MICROPY_HW_USB_CDC_NUM == 3
+ HAL_PCD_SetRxFiFo(&pcd_hs_handle, 328);
+ #else
HAL_PCD_SetRxFiFo(&pcd_hs_handle, 464);
+ #endif
HAL_PCD_SetTxFiFo(&pcd_hs_handle, 0, 32); // EP0
HAL_PCD_SetTxFiFo(&pcd_hs_handle, 1, 256); // MSC / HID
HAL_PCD_SetTxFiFo(&pcd_hs_handle, 2, 8); // CDC CMD
HAL_PCD_SetTxFiFo(&pcd_hs_handle, 3, 128); // CDC DATA
HAL_PCD_SetTxFiFo(&pcd_hs_handle, 4, 8); // CDC2 CMD
HAL_PCD_SetTxFiFo(&pcd_hs_handle, 5, 128); // CDC2 DATA
+ #if MICROPY_HW_USB_CDC_NUM == 3
+ HAL_PCD_SetTxFiFo(&pcd_hs_handle, 6, 8); // CDC3 CMD
+ HAL_PCD_SetTxFiFo(&pcd_hs_handle, 7, 128); // CDC3 DATA
+ #endif
}
#endif // MICROPY_HW_USB_HS
diff --git a/ports/stm32/usbd_conf.h b/ports/stm32/usbd_conf.h
index c5faf6c8c..639b54d9f 100644
--- a/ports/stm32/usbd_conf.h
+++ b/ports/stm32/usbd_conf.h
@@ -39,7 +39,7 @@
#include "py/mpconfig.h"
-#define USBD_MAX_NUM_INTERFACES 4
+#define USBD_MAX_NUM_INTERFACES 5
#define USBD_MAX_NUM_CONFIGURATION 1
#define USBD_MAX_STR_DESC_SIZ 0x100
#if MICROPY_HW_USB_SELF_POWERED
diff --git a/ports/stm32/usbdev/class/inc/usbd_cdc_msc_hid.h b/ports/stm32/usbdev/class/inc/usbd_cdc_msc_hid.h
index f20485a7c..d4a218a4a 100644
--- a/ports/stm32/usbdev/class/inc/usbd_cdc_msc_hid.h
+++ b/ports/stm32/usbdev/class/inc/usbd_cdc_msc_hid.h
@@ -19,7 +19,10 @@
#endif
// Should be maximum of possible config descriptors that might be configured
-#if MICROPY_HW_USB_CDC_NUM == 2
+#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
diff --git a/ports/stm32/usbdev/class/inc/usbd_cdc_msc_hid0.h b/ports/stm32/usbdev/class/inc/usbd_cdc_msc_hid0.h
index 1cb879180..63fe8ecef 100644
--- a/ports/stm32/usbdev/class/inc/usbd_cdc_msc_hid0.h
+++ b/ports/stm32/usbdev/class/inc/usbd_cdc_msc_hid0.h
@@ -39,9 +39,11 @@
// Convenience macros for supported mode combinations
#define USBD_MODE_CDC (USBD_MODE_IFACE_CDC(0))
#define USBD_MODE_CDC2 (USBD_MODE_IFACE_CDC(0) | USBD_MODE_IFACE_CDC(1))
+#define USBD_MODE_CDC3 (USBD_MODE_IFACE_CDC(0) | USBD_MODE_IFACE_CDC(1) | USBD_MODE_IFACE_CDC(2))
#define USBD_MODE_CDC_HID (USBD_MODE_IFACE_CDC(0) | USBD_MODE_IFACE_HID)
#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_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)
diff --git a/ports/stm32/usbdev/class/src/usbd_cdc_msc_hid.c b/ports/stm32/usbdev/class/src/usbd_cdc_msc_hid.c
index bfb5d3058..d982fe8e6 100644
--- a/ports/stm32/usbdev/class/src/usbd_cdc_msc_hid.c
+++ b/ports/stm32/usbdev/class/src/usbd_cdc_msc_hid.c
@@ -43,6 +43,13 @@
#define CDC2_MSC_TEMPLATE_MSC_DESC_OFFSET (9)
#define CDC2_MSC_TEMPLATE_CDC_DESC_OFFSET (9 + 23 + 8)
#define CDC2_MSC_TEMPLATE_CDC2_DESC_OFFSET (9 + 23 + (8 + 58) + 8)
+#define CDC3_TEMPLATE_CDC_DESC_OFFSET (9 + 8)
+#define CDC3_TEMPLATE_CDC2_DESC_OFFSET (9 + (8 + 58) + 8)
+#define CDC3_TEMPLATE_CDC3_DESC_OFFSET (9 + (8 + 58) + (8 + 58) + 8)
+#define CDC3_MSC_TEMPLATE_MSC_DESC_OFFSET (9)
+#define CDC3_MSC_TEMPLATE_CDC_DESC_OFFSET (9 + 23 + 8)
+#define CDC3_MSC_TEMPLATE_CDC2_DESC_OFFSET (9 + 23 + (8 + 58) + 8)
+#define CDC3_MSC_TEMPLATE_CDC3_DESC_OFFSET (9 + 23 + (8 + 58) + (8 + 58) + 8)
#define CDC_HID_TEMPLATE_CDC_DESC_OFFSET (49)
#define CDC_TEMPLATE_CDC_DESC_OFFSET (9)
#define CDC_DESC_OFFSET_INTR_INTERVAL (34)
@@ -65,7 +72,9 @@
#define CDC_IFACE_NUM_ALONE (0)
#define CDC_IFACE_NUM_WITH_MSC (1)
#define CDC2_IFACE_NUM_WITH_CDC (2)
+#define CDC3_IFACE_NUM_WITH_CDC (4)
#define CDC2_IFACE_NUM_WITH_MSC (3)
+#define CDC3_IFACE_NUM_WITH_MSC (5)
#define CDC_IFACE_NUM_WITH_HID (1)
#define MSC_IFACE_NUM_WITH_CDC (0)
#define HID_IFACE_NUM_WITH_CDC (0)
@@ -493,6 +502,31 @@ int USBD_SelectMode(usbd_cdc_msc_hid_state_t *usbd, uint32_t mode, USBD_HID_Mode
}
#endif
+ #if MICROPY_HW_USB_CDC_NUM >= 3
+ case USBD_MODE_CDC3: {
+ n += make_cdc_desc(d + n, 1, CDC_IFACE_NUM_ALONE);
+ n += make_cdc_desc_ep(d + n, 1, CDC2_IFACE_NUM_WITH_CDC, CDC_CMD_EP(1), CDC_OUT_EP(1), CDC_IN_EP(1));
+ n += make_cdc_desc_ep(d + n, 1, CDC3_IFACE_NUM_WITH_CDC, CDC_CMD_EP(2), CDC_OUT_EP(2), CDC_IN_EP(2));
+ usbd->cdc[0]->iface_num = CDC_IFACE_NUM_ALONE;
+ usbd->cdc[1]->iface_num = CDC2_IFACE_NUM_WITH_CDC;
+ usbd->cdc[2]->iface_num = CDC3_IFACE_NUM_WITH_CDC;
+ num_itf = 6;
+ break;
+ }
+
+ case USBD_MODE_CDC3_MSC: {
+ 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->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;
+ num_itf = 7;
+ break;
+ }
+ #endif
+
case USBD_MODE_CDC_HID:
usbd->hid->desc = d + n;
n += make_hid_desc(d + n, hid_info);
@@ -973,6 +1007,21 @@ static uint8_t *USBD_CDC_MSC_HID_GetCfgDesc(USBD_HandleTypeDef *pdev, uint16_t *
break;
#endif
+ #if MICROPY_HW_USB_CDC_NUM >= 3
+ case USBD_MODE_CDC3:
+ cdc_desc[0] = usbd->usbd_config_desc + CDC3_TEMPLATE_CDC_DESC_OFFSET;
+ cdc_desc[1] = usbd->usbd_config_desc + CDC3_TEMPLATE_CDC2_DESC_OFFSET;
+ cdc_desc[2] = usbd->usbd_config_desc + CDC3_TEMPLATE_CDC3_DESC_OFFSET;
+ break;
+
+ case USBD_MODE_CDC3_MSC:
+ cdc_desc[0] = usbd->usbd_config_desc + CDC3_MSC_TEMPLATE_CDC_DESC_OFFSET;
+ cdc_desc[1] = usbd->usbd_config_desc + CDC3_MSC_TEMPLATE_CDC2_DESC_OFFSET;
+ cdc_desc[2] = usbd->usbd_config_desc + CDC3_MSC_TEMPLATE_CDC3_DESC_OFFSET;
+ msc_desc = usbd->usbd_config_desc + CDC3_MSC_TEMPLATE_MSC_DESC_OFFSET;
+ break;
+ #endif
+
case USBD_MODE_CDC_HID:
cdc_desc[0] = usbd->usbd_config_desc + CDC_HID_TEMPLATE_CDC_DESC_OFFSET;
break;
generated by cgit v1.2.3 (git 2.46.0) at 2025-09-25 20:27:01 +0000