---
rtemslwip/stm32f4/lwipopts.h | 141 +++++++++++++++++++++++++++++++++++
rtemslwip/stm32f4/netstart.c | 52 +++++++++++++
2 files changed, 193 insertions(+)
create mode 100644 rtemslwip/stm32f4/lwipopts.h
create mode 100644 rtemslwip/stm32f4/netstart.c
diff --git a/rtemslwip/stm32f4/lwipopts.h b/rtemslwip/stm32f4/lwipopts.h
new file mode 100644
index 0000000..49a19e4
--- /dev/null
+++ b/rtemslwip/stm32f4/lwipopts.h
@@ -0,0 +1,141 @@
+/* USER CODE BEGIN Header */
+/**
+
******************************************************************************
+ * File Name : Target/lwipopts.h
+ * Description : This file overrides LwIP stack default configuration
+ * done in opt.h file.
+
******************************************************************************
+ * @attention
+ *
+ * Copyright (c) 2022 STMicroelectronics.
+ * All rights reserved.
+ *
+ * This software is licensed under terms that can be found in the LICENSE file
+ * in the root directory of this software component.
+ * If no LICENSE file comes with this software, it is provided AS-IS.
+ *
+
******************************************************************************
+ */
+/* USER CODE END Header */
+
+/* Define to prevent recursive inclusion
--------------------------------------*/
+#ifndef __LWIPOPTS__H__
+#define __LWIPOPTS__H__
+
+/*-----------------------------------------------------------------------------*/
+/* Current version of LwIP supported by CubeMx: 2.1.2 -*/
+/*-----------------------------------------------------------------------------*/
+
+/* Within 'USER CODE' section, code will be kept by default at each generation
*/
+/* USER CODE BEGIN 0 */
+
+/* USER CODE END 0 */
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* STM32CubeMX Specific Parameters (not defined in opt.h)
---------------------*/
+/* Parameters set in STM32CubeMX LwIP Configuration GUI -*/
+/*----- WITH_RTOS disabled (Since FREERTOS is not set) -----*/
+#define WITH_RTOS 0
+/*----- CHECKSUM_BY_HARDWARE disabled -----*/
+#define CHECKSUM_BY_HARDWARE 0
+/*-----------------------------------------------------------------------------*/
+
+/* LwIP Stack Parameters (modified compared to initialization value in opt.h)
-*/
+/* Parameters set in STM32CubeMX LwIP Configuration GUI -*/
+/*----- Default value in ETH configuration GUI in CubeMx: 1524 -----*/
+#define ETH_RX_BUFFER_SIZE 1536
+/*----- Value in opt.h for NO_SYS: 0 -----*/
+#define NO_SYS 0
+/*----- Value in opt.h for SYS_LIGHTWEIGHT_PROT: 1 -----*/
+#define SYS_LIGHTWEIGHT_PROT 0
+/*----- Value in opt.h for MEM_ALIGNMENT: 1 -----*/
+#define MEM_ALIGNMENT 4
+/*----- Default Value for H7 devices: 0x30044000 -----*/
+#define LWIP_RAM_HEAP_POINTER 0x20017f58
+/*----- Value supported for H7 devices: 1 -----*/
+#define LWIP_SUPPORT_CUSTOM_PBUF 1
+/*----- Value in opt.h for LWIP_ETHERNET: LWIP_ARP || PPPOE_SUPPORT -*/
+#define LWIP_ETHERNET 1
+/*----- Value in opt.h for LWIP_DNS_SECURE: (LWIP_DNS_SECURE_RAND_XID |
LWIP_DNS_SECURE_NO_MULTIPLE_OUTSTANDING | LWIP_DNS_SECURE_RAND_SRC_PORT) -*/
+#define LWIP_DNS_SECURE 7
+/*----- Value in opt.h for TCP_SND_QUEUELEN: (4*TCP_SND_BUF + (TCP_MSS -
1))/TCP_MSS -----*/
+#define TCP_SND_QUEUELEN 9
+/*----- Value in opt.h for TCP_SNDLOWAT: LWIP_MIN(LWIP_MAX(((TCP_SND_BUF)/2),
(2 * TCP_MSS) + 1), (TCP_SND_BUF) - 1) -*/
+#define TCP_SNDLOWAT 1071
+/*----- Value in opt.h for TCP_SNDQUEUELOWAT: LWIP_MAX(TCP_SND_QUEUELEN)/2, 5)
-*/
+#define TCP_SNDQUEUELOWAT 5
+/*----- Value in opt.h for TCP_WND_UPDATE_THRESHOLD: LWIP_MIN(TCP_WND/4,
TCP_MSS*4) -----*/
+#define TCP_WND_UPDATE_THRESHOLD 536
+/*----- Value in opt.h for LWIP_NETIF_LINK_CALLBACK: 0 -----*/
+#define LWIP_NETIF_LINK_CALLBACK 1
+/*----- Value in opt.h for LWIP_NETCONN: 1 -----*/
+#define LWIP_NETCONN 1
+/*----- Value in opt.h for LWIP_SOCKET: 1 -----*/
+#define LWIP_SOCKET 1
+/*----- Value in opt.h for RECV_BUFSIZE_DEFAULT: INT_MAX -----*/
+#define RECV_BUFSIZE_DEFAULT 2000000000
+/*----- Value in opt.h for LWIP_STATS: 1 -----*/
+#define LWIP_STATS 0
+/*----- Value in opt.h for CHECKSUM_GEN_IP: 1 -----*/
+#define CHECKSUM_GEN_IP 0
+/*----- Value in opt.h for CHECKSUM_GEN_UDP: 1 -----*/
+#define CHECKSUM_GEN_UDP 0
+/*----- Value in opt.h for CHECKSUM_GEN_TCP: 1 -----*/
+#define CHECKSUM_GEN_TCP 0
+/*----- Value in opt.h for CHECKSUM_GEN_ICMP: 1 -----*/
+#define CHECKSUM_GEN_ICMP 0
+/*----- Value in opt.h for CHECKSUM_GEN_ICMP6: 1 -----*/
+#define CHECKSUM_GEN_ICMP6 0
+/*----- Value in opt.h for CHECKSUM_CHECK_IP: 1 -----*/
+#define CHECKSUM_CHECK_IP 0
+/*----- Value in opt.h for CHECKSUM_CHECK_UDP: 1 -----*/
+#define CHECKSUM_CHECK_UDP 0
+/*----- Value in opt.h for CHECKSUM_CHECK_TCP: 1 -----*/
+#define CHECKSUM_CHECK_TCP 0
+/*----- Value in opt.h for CHECKSUM_CHECK_ICMP: 1 -----*/
+#define CHECKSUM_CHECK_ICMP 0
+/*----- Value in opt.h for CHECKSUM_CHECK_ICMP6: 1 -----*/
+#define CHECKSUM_CHECK_ICMP6 0
+/*----- Default Value for ETHARP_DEBUG: LWIP_DBG_OFF ---*/
+/*-----------------------------------------------------------------------------*/
+/* USER CODE BEGIN 1 */
+//#define LWIP_DEBUG 1
+#define LWIP_ARP 1
+
+#define LWIP_NETIF_API 1
+
+#define NO_SYS_NO_TIMERS 0
+
+#define IP_REASSEMBLY 0
+#define IP_FRAG 0
+#define LWIP_IPV4 1
+#define LWIP_IPV6 1
+
+#define LWIP_TCPIP_CORE_LOCKING 1
+
+#define LWIP_DHCP 1
+#define DHCP_DOES_ARP_CHECK 0
+
+#define LWIP_DNS 1
+
+#define LWIP_AUTOIP 1
+#define LWIP_DHCP_AUTOIP_COOP ((LWIP_DHCP) && (LWIP_AUTOIP))
+
+#define LWIP_TIMEVAL_PRIVATE 0
+#define LWIP_COMPAT_SOCKETS 1
+#define LWIP_RAW 0
+
+#define SO_REUSE 1
+
+#define tskIDLE_PRIORITY RTEMS_MAXIMUM_PRIORITY
+#define portTICK_RATE_MS ( rtems_clock_get_ticks_per_second() * 1000 )
+#define vTaskDelay( x ) sys_arch_delay( x )
+/* USER CODE END 1 */
+
+#ifdef __cplusplus
+}
+#endif
+#endif /*__LWIPOPTS__H__ */
diff --git a/rtemslwip/stm32f4/netstart.c b/rtemslwip/stm32f4/netstart.c
new file mode 100644
index 0000000..88e846a
--- /dev/null
+++ b/rtemslwip/stm32f4/netstart.c
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2022 On-Line Applications Research Corporation (OAR)
+ * Written by Kinsey Moore <kinsey.mo...@oarcorp.com>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <netstart.h>
+#include <lwip/tcpip.h>
+#include <ethernetif.h>
+
+int start_networking(
+ struct netif *net_interface,
+ ip_addr_t *ipaddr,
+ ip_addr_t *netmask,
+ ip_addr_t *gateway,
+ unsigned char *mac_ethernet_address
+)
+{
+ tcpip_init( NULL, NULL );
+
+ netif_add(net_interface, ipaddr, netmask, gw, NULL, ðernetif_init,
&tcpip_input);
+
+ netif_set_default(net_interface);
+
+ if (netif_is_link_up(net_interface)) {
+ netif_set_up(net_interface);
+ } else {
+ netif_set_down(net_interface);
+ }
+
+ return 0;
+}
--
2.37.2
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