355 lines
9.2 KiB
C
355 lines
9.2 KiB
C
/*
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* usb_desc_app.c
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*
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* Copyright (C) 2019-2020 Sylvain Munaut <tnt@246tNt.com>
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* SPDX-License-Identifier: GPL-3.0-or-later
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*/
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#include <no2usb/usb_proto.h>
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#include <no2usb/usb_cdc_proto.h>
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#include <no2usb/usb_dfu_proto.h>
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#include <no2usb/usb.h>
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#include "usb_desc_ids.h"
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#define NULL ((void*)0)
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#define num_elem(a) (sizeof(a) / sizeof(a[0]))
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usb_cdc_union_desc_def(1);
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static const struct {
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/* Configuration */
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struct usb_conf_desc conf;
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/* E1 */
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struct {
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/* Two altsettings are required, as isochronous
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* interfaces must have a setting where they don't
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* transceive any data. We just remove the isochronous
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* endpoints in the 'off' altsetting */
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struct {
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struct usb_intf_desc intf;
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struct usb_ep_desc ep_interrupt;
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} __attribute__ ((packed)) off;
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struct {
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struct usb_intf_desc intf;
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struct usb_ep_desc ep_data_in;
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struct usb_ep_desc ep_data_out;
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struct usb_ep_desc ep_fb;
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struct usb_ep_desc ep_interrupt;
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} __attribute__ ((packed)) on;
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} __attribute__ ((packed)) e1[NUM_E1_PORTS];
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/* CDC */
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struct {
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struct usb_intf_desc intf_ctl;
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struct usb_cdc_hdr_desc cdc_hdr;
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struct usb_cdc_acm_desc cdc_acm;
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struct usb_cdc_union_desc__1 cdc_union;
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struct usb_ep_desc ep_ctl;
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struct usb_intf_desc intf_data;
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struct usb_ep_desc ep_data_out;
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struct usb_ep_desc ep_data_in;
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} __attribute__ ((packed)) cdc;
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/* GPS-DO (control EP only) */
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struct {
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struct usb_intf_desc intf;
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} __attribute__ ((packed)) gpsdo;
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/* DFU Runtime */
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struct {
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struct usb_intf_desc intf;
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struct usb_dfu_func_desc func;
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} __attribute__ ((packed)) dfu;
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} __attribute__ ((packed)) _app_conf_desc = {
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.conf = {
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.bLength = sizeof(struct usb_conf_desc),
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.bDescriptorType = USB_DT_CONF,
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.wTotalLength = sizeof(_app_conf_desc),
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.bNumInterfaces = USB_INTF_NUM,
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.bConfigurationValue = 1,
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.iConfiguration = 4,
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.bmAttributes = 0x80,
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.bMaxPower = 0x32, /* 100 mA */
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},
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.e1[0] = {
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.off = {
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.intf = {
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.bLength = sizeof(struct usb_intf_desc),
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.bDescriptorType = USB_DT_INTF,
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.bInterfaceNumber = USB_INTF_E1(0),
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.bAlternateSetting = 0,
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.bNumEndpoints = 1,
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.bInterfaceClass = 0xff,
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.bInterfaceSubClass = 0xe1,
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.bInterfaceProtocol = 0x00,
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.iInterface = 5,
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},
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.ep_interrupt = {
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.bLength = sizeof(struct usb_ep_desc),
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.bDescriptorType = USB_DT_EP,
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.bEndpointAddress = USB_EP_E1_INT(0),
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.bmAttributes = 0x03,
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.wMaxPacketSize = 10,
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.bInterval = 4, /* every 4 ms */
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},
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},
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.on = {
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.intf = {
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.bLength = sizeof(struct usb_intf_desc),
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.bDescriptorType = USB_DT_INTF,
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.bInterfaceNumber = USB_INTF_E1(0),
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.bAlternateSetting = 1,
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.bNumEndpoints = 4,
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.bInterfaceClass = 0xff,
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.bInterfaceSubClass = 0xe1,
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.bInterfaceProtocol = 0x00,
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.iInterface = 6,
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},
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.ep_data_in = {
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.bLength = sizeof(struct usb_ep_desc),
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.bDescriptorType = USB_DT_EP,
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.bEndpointAddress = USB_EP_E1_IN(0),
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.bmAttributes = 0x05,
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.wMaxPacketSize = 292,
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.bInterval = 1,
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},
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.ep_data_out = {
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.bLength = sizeof(struct usb_ep_desc),
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.bDescriptorType = USB_DT_EP,
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.bEndpointAddress = USB_EP_E1_OUT(0),
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.bmAttributes = 0x05,
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.wMaxPacketSize = 292,
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.bInterval = 1,
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},
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.ep_fb = {
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.bLength = sizeof(struct usb_ep_desc),
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.bDescriptorType = USB_DT_EP,
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.bEndpointAddress = USB_EP_E1_FB(0),
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.bmAttributes = 0x11,
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.wMaxPacketSize = 3,
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.bInterval = 3, /* every 2^(3-1) = 4 ms */
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},
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.ep_interrupt = {
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.bLength = sizeof(struct usb_ep_desc),
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.bDescriptorType = USB_DT_EP,
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.bEndpointAddress = USB_EP_E1_INT(0),
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.bmAttributes = 0x03,
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.wMaxPacketSize = 10,
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.bInterval = 4, /* every 4 ms */
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},
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},
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},
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#if NUM_E1_PORTS >= 2
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.e1[1] = {
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.off = {
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.intf = {
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.bLength = sizeof(struct usb_intf_desc),
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.bDescriptorType = USB_DT_INTF,
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.bInterfaceNumber = USB_INTF_E1(1),
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.bAlternateSetting = 0,
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.bNumEndpoints = 1,
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.bInterfaceClass = 0xff,
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.bInterfaceSubClass = 0xe1,
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.bInterfaceProtocol = 0x00,
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.iInterface = 7,
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},
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.ep_interrupt = {
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.bLength = sizeof(struct usb_ep_desc),
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.bDescriptorType = USB_DT_EP,
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.bEndpointAddress = USB_EP_E1_INT(1),
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.bmAttributes = 0x03,
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.wMaxPacketSize = 10,
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.bInterval = 4, /* every 4 ms */
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},
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},
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.on = {
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.intf = {
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.bLength = sizeof(struct usb_intf_desc),
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.bDescriptorType = USB_DT_INTF,
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.bInterfaceNumber = USB_INTF_E1(1),
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.bAlternateSetting = 1,
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.bNumEndpoints = 4,
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.bInterfaceClass = 0xff,
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.bInterfaceSubClass = 0xe1,
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.bInterfaceProtocol = 0x00,
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.iInterface = 8,
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},
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.ep_data_in = {
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.bLength = sizeof(struct usb_ep_desc),
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.bDescriptorType = USB_DT_EP,
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.bEndpointAddress = USB_EP_E1_IN(1),
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.bmAttributes = 0x05,
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.wMaxPacketSize = 292,
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.bInterval = 1,
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},
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.ep_data_out = {
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.bLength = sizeof(struct usb_ep_desc),
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.bDescriptorType = USB_DT_EP,
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.bEndpointAddress = USB_EP_E1_OUT(1),
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.bmAttributes = 0x05,
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.wMaxPacketSize = 292,
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.bInterval = 1,
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},
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.ep_fb = {
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.bLength = sizeof(struct usb_ep_desc),
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.bDescriptorType = USB_DT_EP,
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.bEndpointAddress = USB_EP_E1_FB(1),
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.bmAttributes = 0x11,
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.wMaxPacketSize = 3,
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.bInterval = 3, /* every 2^(3-1) = 4 ms */
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},
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.ep_interrupt = {
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.bLength = sizeof(struct usb_ep_desc),
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.bDescriptorType = USB_DT_EP,
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.bEndpointAddress = USB_EP_E1_INT(1),
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.bmAttributes = 0x03,
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.wMaxPacketSize = 10,
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.bInterval = 4, /* every 4 ms */
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},
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},
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},
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#endif
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.cdc = {
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.intf_ctl = {
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.bLength = sizeof(struct usb_intf_desc),
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.bDescriptorType = USB_DT_INTF,
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.bInterfaceNumber = USB_INTF_GPS_CDC_CTL,
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.bAlternateSetting = 0,
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.bNumEndpoints = 1,
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.bInterfaceClass = USB_CLS_CDC_CONTROL,
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.bInterfaceSubClass = USB_CDC_SCLS_ACM,
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.bInterfaceProtocol = 0x00,
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.iInterface = 9,
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},
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.cdc_hdr = {
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.bLength = sizeof(struct usb_cdc_hdr_desc),
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.bDescriptorType = USB_CS_DT_INTF,
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.bDescriptorsubtype = USB_CDC_DST_HEADER,
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.bcdCDC = 0x0110,
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},
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.cdc_acm = {
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.bLength = sizeof(struct usb_cdc_acm_desc),
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.bDescriptorType = USB_CS_DT_INTF,
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.bDescriptorsubtype = USB_CDC_DST_ACM,
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/* Set_Line_Coding, Set_Control_Line_State, Get_Line_Coding, */
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/* and the notification Serial_State */
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.bmCapabilities = 0x02,
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},
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.cdc_union = {
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.bLength = sizeof(struct usb_cdc_union_desc) + 1,
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.bDescriptorType = USB_CS_DT_INTF,
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.bDescriptorsubtype = USB_CDC_DST_UNION,
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.bMasterInterface = USB_INTF_GPS_CDC_CTL,
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.bSlaveInterface = { USB_INTF_GPS_CDC_DATA },
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},
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.ep_ctl = {
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.bLength = sizeof(struct usb_ep_desc),
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.bDescriptorType = USB_DT_EP,
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.bEndpointAddress = USB_EP_GPS_CDC_CTL,
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.bmAttributes = 0x03,
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/* Longest notif is SERIAL_STATE with 2 data bytes */
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.wMaxPacketSize = sizeof(struct usb_ctrl_req) + 2,
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#ifdef GPS_PPS_ON_CD
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.bInterval = 1,
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#else
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.bInterval = 0x40,
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#endif
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},
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.intf_data = {
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.bLength = sizeof(struct usb_intf_desc),
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.bDescriptorType = USB_DT_INTF,
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.bInterfaceNumber = USB_INTF_GPS_CDC_DATA,
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.bAlternateSetting = 0,
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.bNumEndpoints = 2,
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.bInterfaceClass = USB_CLS_CDC_DATA,
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.bInterfaceSubClass = 0x00,
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.bInterfaceProtocol = 0x00,
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.iInterface = 10,
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},
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.ep_data_out = {
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.bLength = sizeof(struct usb_ep_desc),
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.bDescriptorType = USB_DT_EP,
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.bEndpointAddress = USB_EP_GPS_CDC_OUT,
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.bmAttributes = 0x02,
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.wMaxPacketSize = 64,
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.bInterval = 0x00,
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},
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.ep_data_in = {
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.bLength = sizeof(struct usb_ep_desc),
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.bDescriptorType = USB_DT_EP,
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.bEndpointAddress = USB_EP_GPS_CDC_IN,
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.bmAttributes = 0x02,
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.wMaxPacketSize = 64,
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.bInterval = 0x00,
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},
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},
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.gpsdo = {
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.intf = {
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.bLength = sizeof(struct usb_intf_desc),
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.bDescriptorType = USB_DT_INTF,
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.bInterfaceNumber = USB_INTF_GPSDO,
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.bAlternateSetting = 0,
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.bNumEndpoints = 0,
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.bInterfaceClass = 0xff,
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.bInterfaceSubClass = 0xe1,
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.bInterfaceProtocol = 0xd0,
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.iInterface = 11,
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}
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},
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.dfu = {
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.intf = {
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.bLength = sizeof(struct usb_intf_desc),
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.bDescriptorType = USB_DT_INTF,
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.bInterfaceNumber = USB_INTF_DFU,
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.bAlternateSetting = 0,
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.bNumEndpoints = 0,
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.bInterfaceClass = 0xfe,
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.bInterfaceSubClass = 0x01,
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.bInterfaceProtocol = 0x01,
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.iInterface = 12,
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},
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.func = {
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.bLength = sizeof(struct usb_dfu_func_desc),
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.bDescriptorType = USB_DFU_DT_FUNC,
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.bmAttributes = 0x0d,
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.wDetachTimeOut = 0,
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.wTransferSize = 4096,
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.bcdDFUVersion = 0x0101,
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},
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},
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};
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static const struct usb_conf_desc * const _conf_desc_array[] = {
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&_app_conf_desc.conf,
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};
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static const struct usb_dev_desc _dev_desc = {
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.bLength = sizeof(struct usb_dev_desc),
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.bDescriptorType = USB_DT_DEV,
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.bcdUSB = 0x0200,
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.bDeviceClass = 0,
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.bDeviceSubClass = 0,
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.bDeviceProtocol = 0,
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.bMaxPacketSize0 = 64,
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.idVendor = 0x1d50,
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.idProduct = 0x6145,
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.bcdDevice = 0x0003, /* v0.3 */
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.iManufacturer = 2,
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.iProduct = 3,
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.iSerialNumber = 1,
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.bNumConfigurations = num_elem(_conf_desc_array),
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};
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#include "usb_str_app.gen.h"
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const struct usb_stack_descriptors app_stack_desc = {
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.dev = &_dev_desc,
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.conf = _conf_desc_array,
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.n_conf = num_elem(_conf_desc_array),
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.str = _str_desc_array,
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.n_str = num_elem(_str_desc_array),
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};
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