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add ncm.h for magic number

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mostly clean up magic number
This commit is contained in:
hathach
2021-10-11 12:36:03 +07:00
parent a8eea9f6a5
commit a6723f556d
5 changed files with 141 additions and 63 deletions
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69
src/class/net/ncm.h Normal file
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@@ -0,0 +1,69 @@
/*
* The MIT License (MIT)
*
* Copyright (c) 2021, Ha Thach (tinyusb.org)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* This file is part of the TinyUSB stack.
*/
#ifndef _TUSB_NCM_H_
#define _TUSB_NCM_H_
#include "common/tusb_common.h"
#ifdef __cplusplus
extern "C" {
#endif
// Table 4.3 Data Class Interface Protocol Codes
typedef enum
{
NCM_DATA_PROTOCOL_NETWORK_TRANSFER_BLOCK = 0x01
} ncm_data_interface_protocol_code_t;
// Table 6.2 Class-Specific Request Codes for Network Control Model subclass
typedef enum
{
NCM_SET_ETHERNET_MULTICAST_FILTERS = 0x40,
NCM_SET_ETHERNET_POWER_MANAGEMENT_PATTERN_FILTER = 0x41,
NCM_GET_ETHERNET_POWER_MANAGEMENT_PATTERN_FILTER = 0x42,
NCM_SET_ETHERNET_PACKET_FILTER = 0x43,
NCM_GET_ETHERNET_STATISTIC = 0x44,
NCM_GET_NTB_PARAMETERS = 0x80,
NCM_GET_NET_ADDRESS = 0x81,
NCM_SET_NET_ADDRESS = 0x82,
NCM_GET_NTB_FORMAT = 0x83,
NCM_SET_NTB_FORMAT = 0x84,
NCM_GET_NTB_INPUT_SIZE = 0x85,
NCM_SET_NTB_INPUT_SIZE = 0x86,
NCM_GET_MAX_DATAGRAM_SIZE = 0x87,
NCM_SET_MAX_DATAGRAM_SIZE = 0x88,
NCM_GET_CRC_MODE = 0x89,
NCM_SET_CRC_MODE = 0x8A,
} ncm_request_code_t;
#ifdef __cplusplus
}
#endif
#endif

56
src/class/net/ncm_device.c
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@@ -38,7 +38,7 @@
// MACRO CONSTANT TYPEDEF
//--------------------------------------------------------------------+
#define NTH16_SIGNATURE 0x484D434E
#define NTH16_SIGNATURE 0x484D434E
#define NDP16_SIGNATURE_NCM0 0x304D434E
#define NDP16_SIGNATURE_NCM1 0x314D434E
@@ -114,13 +114,13 @@ typedef struct
} report_state;
bool report_pending;
uint8_t current_ntb; // Index in transmit_ntb[] that is currently being filled with datagrams
uint8_t datagram_count; // Number of datagrams in transmit_ntb[current_ntb]
uint16_t next_datagram_offset; // Offset in transmit_ntb[current_ntb].data to place the next datagram
uint16_t ntb_in_size; // Maximum size of transmitted (IN to host) NTBs; initially CFG_TUD_NCM_IN_NTB_MAX_SIZE
uint8_t max_datagrams_per_ntb; // Maximum number of datagrams per NTB; initially CFG_TUD_NCM_MAX_DATAGRAMS_PER_NTB
uint8_t current_ntb; // Index in transmit_ntb[] that is currently being filled with datagrams
uint8_t datagram_count; // Number of datagrams in transmit_ntb[current_ntb]
uint16_t next_datagram_offset; // Offset in transmit_ntb[current_ntb].data to place the next datagram
uint16_t ntb_in_size; // Maximum size of transmitted (IN to host) NTBs; initially CFG_TUD_NCM_IN_NTB_MAX_SIZE
uint8_t max_datagrams_per_ntb; // Maximum number of datagrams per NTB; initially CFG_TUD_NCM_MAX_DATAGRAMS_PER_NTB
uint16_t nth_sequence; // Sequence number counter for transmitted NTBs
uint16_t nth_sequence; // Sequence number counter for transmitted NTBs
bool transferring;
@@ -197,25 +197,33 @@ static void ncm_start_tx(void) {
}
static struct ecm_notify_struct ncm_notify_connected =
{
.header = {
.bmRequestType = 0xA1,
.bRequest = 0 /* NETWORK_CONNECTION aka NetworkConnection */,
.wValue = 1 /* Connected */,
.wLength = 0,
{
.header = {
.bmRequestType_bit = {
.recipient = TUSB_REQ_RCPT_INTERFACE,
.type = TUSB_REQ_TYPE_CLASS,
.direction = TUSB_DIR_IN
},
};
.bRequest = CDC_NOTIF_NETWORK_CONNECTION,
.wValue = 1 /* Connected */,
.wLength = 0,
},
};
static struct ecm_notify_struct ncm_notify_speed_change =
{
.header = {
.bmRequestType = 0xA1,
.bRequest = 0x2A /* CONNECTION_SPEED_CHANGE aka ConnectionSpeedChange */,
.wLength = 8,
{
.header = {
.bmRequestType_bit = {
.recipient = TUSB_REQ_RCPT_INTERFACE,
.type = TUSB_REQ_TYPE_CLASS,
.direction = TUSB_DIR_IN
},
.downlink = 10000000,
.uplink = 10000000,
};
.bRequest = CDC_NOTIF_CONNECTION_SPEED_CHANGE,
.wLength = 8,
},
.downlink = 10000000,
.uplink = 10000000,
};
void tud_network_recv_renew(void)
{
@@ -381,7 +389,7 @@ bool netd_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_t
case TUSB_REQ_TYPE_CLASS:
TU_VERIFY (ncm_interface.itf_num == request->wIndex);
if (0x80 /* GET_NTB_PARAMETERS */ == request->bRequest)
if (NCM_GET_NTB_PARAMETERS == request->bRequest)
{
tud_control_xfer(rhport, request, (void*)&ntb_parameters, sizeof(ntb_parameters));
}
@@ -418,7 +426,9 @@ static void handle_incoming_datagram(uint32_t len)
ncm_interface.num_datagrams = 0;
ncm_interface.ndp = ndp;
for (int i = 0; i < num_datagrams && ndp->datagram[i].wDatagramIndex && ndp->datagram[i].wDatagramLength; i++)
{
ncm_interface.num_datagrams++;
}
tud_network_recv_renew();
}

2
src/class/net/net_device.h
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@@ -34,6 +34,8 @@
#error "Cannot enable both ECM_RNDIS and NCM network drivers"
#endif
#include "ncm.h"
/* declared here, NOT in usb_descriptors.c, so that the driver can intelligently ZLP as needed */
#define CFG_TUD_NET_ENDPOINT_SIZE (TUD_OPT_HIGH_SPEED ? 512 : 64)