re-implemented ethernetif and power-on flow of lwip1.4, note: ethnet driver and init invokings also need to be modified.
git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1652 bbd45198-f89e-11dd-88c7-29a3b14d5316
This commit is contained in:
mbbill@gmail.com
parent
11953570f7
commit
b2726da244
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@ -11,7 +11,6 @@ src/api/netifapi.c
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src/api/sockets.c
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src/api/tcpip.c
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src/arch/sys_arch.c
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src/arch/sys_arch_init.c
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src/core/def.c
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src/core/dhcp.c
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src/core/dns.c
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@ -1,35 +0,0 @@
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/*
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* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
|
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* 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.
|
||||
* 3. The name of the author may not be used to endorse or promote products
|
||||
* derived from this software without specific prior written permission.
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||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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
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||||
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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||||
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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||||
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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||||
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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||||
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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* OF SUCH DAMAGE.
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*
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* This file is part of the lwIP TCP/IP stack.
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*
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* Author: Adam Dunkels <adam@sics.se>
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*
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*/
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#if defined(__ICCARM__)
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#pragma pack(1)
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#endif
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@ -90,7 +90,7 @@ typedef rt_uint32_t mem_ptr_t;
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void sys_arch_assert(const char* file, int line);
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#define LWIP_PLATFORM_DIAG(x) do {rt_kprintf x;} while(0)
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#define LWIP_PLATFORM_ASSERT(x) { rt_kprintf(x); sys_arch_assert(__FILE__, __LINE__); }
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#define LWIP_PLATFORM_ASSERT(x) do {rt_kprintf(x); sys_arch_assert(__FILE__, __LINE__);}while(0)
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#include "string.h"
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@ -1,42 +0,0 @@
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/*
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* Copyright (c) 2001, Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
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||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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||||
* may be used to endorse or promote products derived from this software
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||||
* without specific prior written permission.
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||||
*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the lwIP TCP/IP stack.
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*
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* Author: Adam Dunkels <adam@sics.se>
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*
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* $Id: cpu.h,v 1.1.1.1 2004/12/16 14:17:14 bear Exp $
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*/
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#ifndef __ARCH_CPU_H__
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#define __ARCH_CPU_H__
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#ifndef BYTE_ORDER
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#define BYTE_ORDER LITTLE_ENDIAN
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#endif /* BYTE_ORDER */
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#endif /* __ARCH_CPU_H__ */
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@ -1,35 +0,0 @@
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/*
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* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
|
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* are permitted provided that the following conditions are met:
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||||
*
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||||
* 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
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||||
* and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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||||
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
||||
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
|
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* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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||||
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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* OF SUCH DAMAGE.
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*
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* This file is part of the lwIP TCP/IP stack.
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*
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* Author: Adam Dunkels <adam@sics.se>
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*
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*/
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#if defined(__ICCARM__)
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#pragma pack()
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#endif
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@ -1,44 +0,0 @@
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/*
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* Copyright (c) 2001, Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
|
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* modification, are permitted provided that the following conditions
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||||
* are met:
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||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
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||||
* 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.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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||||
* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
|
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* 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 INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the lwIP TCP/IP stack.
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*
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* Author: Adam Dunkels <adam@sics.se>
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*
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* $Id: init.h,v 1.1.1.1 2004/12/16 14:17:13 bear Exp $
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*/
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#ifndef __ARCH_INIT_H__
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#define __ARCH_INIT_H__
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#define TCPIP_INIT_DONE(arg) sys_sem_signal(*(sys_sem_t *)arg)
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#endif /* __ARCH_INIT_H__ */
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@ -1,41 +0,0 @@
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/*
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* Copyright (c) 2001, Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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||||
* are met:
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||||
* 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.
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* 3. Neither the name of the Institute nor the names of its contributors
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||||
* may be used to endorse or promote products derived from this software
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||||
* without specific prior written permission.
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*
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||||
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE 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
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||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the lwIP TCP/IP stack.
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*
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* Author: Adam Dunkels <adam@sics.se>
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*
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* $Id: lib.h,v 1.1.1.1 2004/12/16 14:17:14 bear Exp $
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*/
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#ifndef __ARCH_LIB_H__
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#define __ARCH_LIB_H__
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#define bcopy(s, d, l) rt_memcpy(s, d, l)
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#define bzero(d, n) rt_memset(d, 0, n)
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#endif /* __ARCH_LIB_H__ */
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@ -35,11 +35,14 @@
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#ifndef __ARCH_SYS_ARCH_H__
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#define __ARCH_SYS_ARCH_H__
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#include "arch/cpu.h"
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#include "arch/cc.h"
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#include <rtthread.h>
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#ifndef BYTE_ORDER
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#define BYTE_ORDER LITTLE_ENDIAN
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#endif
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#define SYS_MBOX_NULL RT_NULL
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#define SYS_SEM_NULL RT_NULL
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@ -1,6 +0,0 @@
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#ifndef __LWIP_SYS_INIT_H__
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#define __LWIP_SYS_INIT_H__
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void lwip_sys_init();
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#endif
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@ -1,68 +0,0 @@
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#include <rtthread.h>
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#ifdef RT_USING_FINSH
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#include <finsh.h>
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#endif
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#include "lwip/debug.h"
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#include "lwip/mem.h"
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#include "lwip/sys.h"
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#include "lwip/stats.h"
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#include "lwip/tcpip.h"
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#include "lwip/ip_addr.h"
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#include "lwip/dhcp.h"
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#include "netif/ethernetif.h"
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#include "netif/etharp.h"
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/*
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* lwip system initial entry
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*/
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void lwip_sys_init()
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{
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struct ip_addr ipaddr, netmask, gw;
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#if LWIP_DHCP
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rt_uint32_t mscnt = 0;
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IP4_ADDR(&gw, 0,0,0,0);
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IP4_ADDR(&ipaddr, 0,0,0,0);
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IP4_ADDR(&netmask, 0,0,0,0);
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#else
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IP4_ADDR(&ipaddr, RT_LWIP_IPADDR0, RT_LWIP_IPADDR1, RT_LWIP_IPADDR2, RT_LWIP_IPADDR3);
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IP4_ADDR(&gw, RT_LWIP_GWADDR0, RT_LWIP_GWADDR1, RT_LWIP_GWADDR2, RT_LWIP_GWADDR3);
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IP4_ADDR(&netmask, RT_LWIP_MSKADDR0, RT_LWIP_MSKADDR1, RT_LWIP_MSKADDR2, RT_LWIP_MSKADDR3);
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#endif
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tcpip_init(RT_NULL, RT_NULL);
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netif_set_addr(netif_default, &ipaddr, &netmask, &gw);
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netif_set_up(netif_default);
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#if LWIP_DHCP
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/* use DHCP client */
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dhcp_start(netif_default);
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while (netif_default->ip_addr.addr == 0)
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{
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rt_thread_delay(DHCP_FINE_TIMER_MSECS * RT_TICK_PER_SECOND / 1000);
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dhcp_fine_tmr();
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mscnt += DHCP_FINE_TIMER_MSECS;
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if (mscnt >= DHCP_COARSE_TIMER_SECS*1000)
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{
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dhcp_coarse_tmr();
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mscnt = 0;
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}
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}
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rt_kprintf("Acquired IP address from DHCP server:");
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rt_kprintf("%d.%d.%d.%d\n", netif_default->ip_addr.addr & 0xff,
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(netif_default->ip_addr.addr>>8) & 0xff,
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(netif_default->ip_addr.addr>>16) & 0xff,
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(netif_default->ip_addr.addr>>24) & 0xff);
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#endif
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#if defined(RT_USING_FINSH) && (LWIP_STATS_DISPLAY)
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finsh_syscall_append("lwip_info", (syscall_func)stats_display);
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#endif
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}
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@ -7,24 +7,21 @@
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#define NIOCTL_GADDR 0x01
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#define ETHERNET_MTU 1500
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struct eth_device
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{
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/* inherit from rt_device */
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struct rt_device parent;
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struct eth_addr *ethaddr;
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struct netif *netif;
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struct rt_semaphore tx_ack;
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/* eth device interface */
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struct pbuf* (*eth_rx)(rt_device_t dev);
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rt_err_t (*eth_tx)(rt_device_t dev, struct pbuf* p);
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};
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rt_err_t eth_device_ready(struct eth_device* dev);
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rt_err_t eth_rx_ready(struct eth_device *dev);
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rt_err_t eth_device_init(struct eth_device* dev, const char* name);
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rt_err_t eth_system_device_init(void);
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#endif /* __NETIF_ETHERNETIF_H__ */
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|
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@ -46,8 +46,8 @@
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#include <rtthread.h>
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#include "lwip/debug.h"
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#include "lwip/opt.h"
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#include "lwip/debug.h"
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#include "lwip/def.h"
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#include "lwip/mem.h"
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#include "lwip/pbuf.h"
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|
@ -59,190 +59,30 @@
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#include "netif/etharp.h"
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#include "netif/ethernetif.h"
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|
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/* eth rx/tx thread */
|
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/* configurations */
|
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#ifndef RT_LWIP_ETHTHREAD_PRIORITY
|
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#define RT_LWIP_ETHTHREAD_PRIORITY 0x90
|
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#endif
|
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|
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#ifndef RT_LWIP_ETHTHREAD_MBOX_SIZE
|
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#define RT_LWIP_ETHTHREAD_MBOX_SIZE 48
|
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#endif
|
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|
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#ifndef RT_LWIP_ETHTHREAD_STACKSIZE
|
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#define RT_LWIP_ETHTHREAD_STACKSIZE 1024
|
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#endif
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|
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|
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/* eth rx thread */
|
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static struct rt_mailbox eth_rx_thread_mb;
|
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static struct rt_thread eth_rx_thread;
|
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#ifndef RT_LWIP_ETHTHREAD_PRIORITY
|
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#define RT_ETHERNETIF_THREAD_PREORITY 0x90
|
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static char eth_rx_thread_mb_pool[48 * 4];
|
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static char eth_rx_thread_stack[1024];
|
||||
#else
|
||||
#define RT_ETHERNETIF_THREAD_PREORITY RT_LWIP_ETHTHREAD_PRIORITY
|
||||
|
||||
static char eth_rx_thread_mb_pool[RT_LWIP_ETHTHREAD_MBOX_SIZE * 4];
|
||||
static char eth_rx_thread_stack[RT_LWIP_ETHTHREAD_STACKSIZE];
|
||||
#endif
|
||||
|
||||
struct eth_tx_msg
|
||||
{
|
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struct netif *netif;
|
||||
struct pbuf *buf;
|
||||
};
|
||||
static struct rt_mailbox eth_tx_thread_mb;
|
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static struct rt_thread eth_tx_thread;
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#ifndef RT_LWIP_ETHTHREAD_PRIORITY
|
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static char eth_tx_thread_mb_pool[32 * 4];
|
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static char eth_tx_thread_stack[512];
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||||
#else
|
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static char eth_tx_thread_mb_pool[RT_LWIP_ETHTHREAD_MBOX_SIZE * 4];
|
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static char eth_tx_thread_stack[RT_LWIP_ETHTHREAD_STACKSIZE];
|
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#endif
|
||||
|
||||
/* ================================================================================== */
|
||||
|
||||
static err_t ethernetif_linkoutput(struct netif *netif, struct pbuf *p)
|
||||
{
|
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struct eth_tx_msg msg;
|
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struct eth_device* enetif;
|
||||
|
||||
RT_DEBUG_NOT_IN_INTERRUPT;
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|
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enetif = (struct eth_device*)netif->state;
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|
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/* send a message to eth tx thread */
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msg.netif = netif;
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msg.buf = p;
|
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if (rt_mb_send(ð_tx_thread_mb, (rt_uint32_t) &msg) == RT_EOK)
|
||||
{
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/* waiting for ack */
|
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rt_sem_take(&(enetif->tx_ack), RT_WAITING_FOREVER);
|
||||
}
|
||||
|
||||
return ERR_OK;
|
||||
}
|
||||
|
||||
|
||||
/* Since "ethernetif_init" is called back from netif_add() and we are
|
||||
unable to get the pointer to the dev which owns this netif, this
|
||||
global var is used to solve this problem. */
|
||||
static struct eth_device* eth_dev;
|
||||
/* the interface provided to LwIP */
|
||||
static err_t ethernetif_init(struct netif *netif)
|
||||
{
|
||||
|
||||
RT_DEBUG_NOT_IN_INTERRUPT;
|
||||
|
||||
if( (eth_dev == RT_NULL) || (eth_dev->netif != netif) )
|
||||
return ERR_MEM;
|
||||
|
||||
/* set name */
|
||||
netif->name[0] = eth_dev->parent.parent.name[0];
|
||||
netif->name[1] = eth_dev->parent.parent.name[1];
|
||||
|
||||
/* set hw address to 6 */
|
||||
netif->hwaddr_len = 6;
|
||||
/* maximum transfer unit */
|
||||
netif->mtu = ETHERNET_MTU;
|
||||
|
||||
/* NOTE: the NETIF_FLAG_UP and NETIF_FLAG_LINK_UP flag is not set here.
|
||||
They should be set by netif_set_up() and netif_set_link_up() automatically */
|
||||
netif->flags = NETIF_FLAG_BROADCAST |
|
||||
NETIF_FLAG_ETHARP;
|
||||
#ifdef LWIP_IGMP
|
||||
netif->flags |= NETIF_FLAG_IGMP;
|
||||
#endif
|
||||
|
||||
#ifdef LWIP_DHCP
|
||||
netif->flags |= NETIF_FLAG_DHCP;
|
||||
#endif
|
||||
|
||||
/* get hardware address */
|
||||
rt_device_control(&(eth_dev->parent), NIOCTL_GADDR, netif->hwaddr);
|
||||
|
||||
/* set output */
|
||||
netif->output = etharp_output;
|
||||
netif->linkoutput = ethernetif_linkoutput;
|
||||
|
||||
return ERR_OK;
|
||||
}
|
||||
|
||||
|
||||
/* ethernetif APIs */
|
||||
/* WARNING: because netif_set_up() is not re-entrance ( it will pending on sem/mbox )
|
||||
* you MUST NOT call it before scheduler starts.
|
||||
*/
|
||||
rt_err_t eth_device_init(struct eth_device* dev, const char* name)
|
||||
{
|
||||
struct netif* pnetif;
|
||||
|
||||
RT_DEBUG_NOT_IN_INTERRUPT;
|
||||
|
||||
/* allocate memory */
|
||||
pnetif = (struct netif*) rt_malloc (sizeof(struct netif));
|
||||
if (pnetif == RT_NULL)
|
||||
{
|
||||
rt_kprintf("malloc netif failed\n");
|
||||
return -RT_ERROR;
|
||||
}
|
||||
rt_memset(pnetif, 0, sizeof(struct netif));
|
||||
|
||||
|
||||
/* set netif */
|
||||
dev->netif = pnetif;
|
||||
/* register to rt-thread device manager */
|
||||
rt_device_register(&(dev->parent), name, RT_DEVICE_FLAG_RDWR);
|
||||
dev->parent.type = RT_Device_Class_NetIf;
|
||||
rt_sem_init(&(dev->tx_ack), name, 0, RT_IPC_FLAG_FIFO);
|
||||
|
||||
|
||||
/* add netif to lwip */
|
||||
/* NOTE: eth_init will be called back by netif_add, we should put some initialization
|
||||
code to eth_init(). See include/lwip/netif.h line 97 */
|
||||
eth_dev = dev;
|
||||
if (netif_add(pnetif, IP_ADDR_ANY, IP_ADDR_BROADCAST, IP_ADDR_ANY, dev,
|
||||
ethernetif_init, tcpip_input) == RT_NULL)
|
||||
{
|
||||
/* failed, unregister device and free netif */
|
||||
rt_device_unregister(&(dev->parent));
|
||||
rt_free(pnetif);
|
||||
eth_dev = RT_NULL;
|
||||
return -RT_ERROR;
|
||||
}
|
||||
eth_dev = RT_NULL;
|
||||
|
||||
netif_set_default(pnetif);
|
||||
|
||||
/* We bring up the netif here cause we still don't have a call back function
|
||||
which indicates the ethernet interface status from the ethernet driver. */
|
||||
netif_set_up(pnetif);
|
||||
netif_set_link_up(pnetif);
|
||||
|
||||
return RT_EOK;
|
||||
}
|
||||
|
||||
|
||||
/* ================================================================================== */
|
||||
/* NOTE: Previous functions are interface for lwip, and below are for rt-thread */
|
||||
void eth_tx_thread_entry(void* parameter)
|
||||
{
|
||||
struct eth_tx_msg* msg;
|
||||
|
||||
while (1)
|
||||
{
|
||||
if (rt_mb_recv(ð_tx_thread_mb, (rt_uint32_t*)&msg, RT_WAITING_FOREVER) == RT_EOK)
|
||||
{
|
||||
struct eth_device* enetif;
|
||||
|
||||
RT_ASSERT(msg->netif != RT_NULL);
|
||||
RT_ASSERT(msg->buf != RT_NULL);
|
||||
|
||||
enetif = (struct eth_device*)msg->netif->state;
|
||||
if (enetif != RT_NULL)
|
||||
{
|
||||
/* call driver's interface */
|
||||
if (enetif->eth_tx(&(enetif->parent), msg->buf) != RT_EOK)
|
||||
{
|
||||
rt_kprintf("transmit eth packet failed\n");
|
||||
}
|
||||
}
|
||||
|
||||
/* send ack */
|
||||
rt_sem_release(&(enetif->tx_ack));
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/* ethernet buffer */
|
||||
void eth_rx_thread_entry(void* parameter)
|
||||
static void eth_rx_thread_entry(void* parameter)
|
||||
{
|
||||
struct eth_device* device;
|
||||
|
||||
|
|
@ -269,21 +109,32 @@ void eth_rx_thread_entry(void* parameter)
|
|||
else break;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
LWIP_ASSERT("Should not happen!\n",0);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
rt_err_t eth_device_ready(struct eth_device* dev)
|
||||
|
||||
|
||||
static err_t enetif_linkoutput(struct netif *pnetif, struct pbuf *p)
|
||||
{
|
||||
/* post message to ethernet thread */
|
||||
return rt_mb_send(ð_rx_thread_mb, (rt_uint32_t)dev);
|
||||
struct eth_device *dev;
|
||||
|
||||
dev = (struct eth_device *)(pnetif->state);
|
||||
return dev->eth_tx(&(dev->parent), p);
|
||||
}
|
||||
|
||||
rt_err_t eth_system_device_init()
|
||||
|
||||
static err_t enetif_init(struct netif *pnetif)
|
||||
{
|
||||
rt_err_t result = RT_EOK;
|
||||
struct eth_device *dev;
|
||||
rt_uint32_t level;
|
||||
|
||||
/* init rx thread */
|
||||
/* init mailbox and create ethernet thread */
|
||||
/* init rx thread.
|
||||
* init mailbox and create ethernet thread */
|
||||
result = rt_mb_init(ð_rx_thread_mb, "erxmb",
|
||||
ð_rx_thread_mb_pool[0], sizeof(eth_rx_thread_mb_pool)/4,
|
||||
RT_IPC_FLAG_FIFO);
|
||||
|
|
@ -291,30 +142,122 @@ rt_err_t eth_system_device_init()
|
|||
|
||||
result = rt_thread_init(ð_rx_thread, "erx", eth_rx_thread_entry, RT_NULL,
|
||||
ð_rx_thread_stack[0], sizeof(eth_rx_thread_stack),
|
||||
RT_ETHERNETIF_THREAD_PREORITY, 16);
|
||||
RT_LWIP_ETHTHREAD_PRIORITY, 16);
|
||||
RT_ASSERT(result == RT_EOK);
|
||||
|
||||
result = rt_thread_startup(ð_rx_thread);
|
||||
RT_ASSERT(result == RT_EOK);
|
||||
|
||||
/* init tx thread */
|
||||
/* init mailbox and create ethernet thread */
|
||||
result = rt_mb_init(ð_tx_thread_mb, "etxmb",
|
||||
ð_tx_thread_mb_pool[0], sizeof(eth_tx_thread_mb_pool)/4,
|
||||
RT_IPC_FLAG_FIFO);
|
||||
RT_ASSERT(result == RT_EOK);
|
||||
|
||||
result = rt_thread_init(ð_tx_thread, "etx", eth_tx_thread_entry, RT_NULL,
|
||||
ð_tx_thread_stack[0], sizeof(eth_tx_thread_stack),
|
||||
RT_ETHERNETIF_THREAD_PREORITY, 16);
|
||||
RT_ASSERT(result == RT_EOK);
|
||||
dev = (struct eth_device *)(pnetif->state);
|
||||
|
||||
result = rt_thread_startup(ð_tx_thread);
|
||||
RT_ASSERT(result == RT_EOK);
|
||||
pnetif->name[0] = dev->parent.parent.name[0];
|
||||
pnetif->name[1] = dev->parent.parent.name[1];
|
||||
|
||||
return result;
|
||||
pnetif->hwaddr_len = 6;
|
||||
pnetif->mtu = ETHERNET_MTU;
|
||||
pnetif->flags = NETIF_FLAG_BROADCAST | NETIF_FLAG_ETHARP;
|
||||
|
||||
#ifdef LWIP_IGMP
|
||||
pnetif->flags |= NETIF_FLAG_IGMP;
|
||||
#endif
|
||||
|
||||
#ifdef LWIP_DHCP
|
||||
pnetif->flags |= NETIF_FLAG_DHCP;
|
||||
#endif
|
||||
|
||||
/* get hardware address */
|
||||
rt_device_control(&(dev->parent), NIOCTL_GADDR, pnetif->hwaddr);
|
||||
|
||||
/* set output */
|
||||
pnetif->output = etharp_output;
|
||||
pnetif->linkoutput = enetif_linkoutput;
|
||||
|
||||
/* finally, we connect netif and device together.
|
||||
* We initialized eth_device first, but ethernetif is still not ready.
|
||||
* Although we checked if dev->netif is null but we still must avoid
|
||||
* concurrency problem here.*/
|
||||
level = rt_hw_interrupt_disable();
|
||||
dev->netif = pnetif;
|
||||
rt_hw_interrupt_enable(level);
|
||||
|
||||
return ERR_OK;
|
||||
}
|
||||
|
||||
rt_err_t eth_rx_ready(struct eth_device* dev)
|
||||
{
|
||||
if (dev->netif)
|
||||
/* post message to ethernet thread */
|
||||
return rt_mb_send(ð_rx_thread_mb, (rt_uint32_t)dev);
|
||||
else
|
||||
return ERR_OK; /* netif is not initialized yet, just return. */
|
||||
}
|
||||
|
||||
/* Functions below shouldn't be here because they are application or usage related.
|
||||
* I just give an example of a right power-on procedure here. */
|
||||
static struct netif ethernetif;
|
||||
extern struct eth_device * get_eth_dev(void);
|
||||
|
||||
/* This function is called-back in tcpip thread, so we don't need to use msg api
|
||||
* to call those netif_xxx functions. But if we use these anywhere else, we must
|
||||
* use msg api to avoid concurrent problem.
|
||||
*/
|
||||
static void tcpip_init_done_callback(void *arg)
|
||||
{
|
||||
ip_addr_t ipaddr, netmask, gw;
|
||||
|
||||
LWIP_ASSERT("invalid arg.\n",arg);
|
||||
|
||||
#if LWIP_DHCP
|
||||
IP4_ADDR(&gw, 0,0,0,0);
|
||||
IP4_ADDR(&ipaddr, 0,0,0,0);
|
||||
IP4_ADDR(&netmask, 0,0,0,0);
|
||||
#else
|
||||
IP4_ADDR(&ipaddr, RT_LWIP_IPADDR0, RT_LWIP_IPADDR1, RT_LWIP_IPADDR2, RT_LWIP_IPADDR3);
|
||||
IP4_ADDR(&gw, RT_LWIP_GWADDR0, RT_LWIP_GWADDR1, RT_LWIP_GWADDR2, RT_LWIP_GWADDR3);
|
||||
IP4_ADDR(&netmask, RT_LWIP_MSKADDR0, RT_LWIP_MSKADDR1, RT_LWIP_MSKADDR2, RT_LWIP_MSKADDR3);
|
||||
#endif
|
||||
|
||||
netif_add(ðernetif, &ipaddr, &netmask, &gw,
|
||||
get_eth_dev(), enetif_init, tcpip_input);
|
||||
|
||||
netif_set_default(ðernetif);
|
||||
|
||||
#if LWIP_DHCP
|
||||
dhcp_start(ðernetif);
|
||||
#else
|
||||
netif_set_up(ðernetif);
|
||||
#endif
|
||||
|
||||
netif_set_link_up(ðernetif);
|
||||
|
||||
sys_sem_signal((sys_sem_t*)(&arg));
|
||||
}
|
||||
|
||||
|
||||
/* Make sure the 'dev' has already been initialized before calling this function.
|
||||
* This function will initialize the lwip tcpip stack as well as the ethernetif.
|
||||
* It will assign the dev->netif and netif->state field to make a connection between
|
||||
* eth driver and ethnetif.
|
||||
*/
|
||||
void lwip_enetif_init(void)
|
||||
{
|
||||
sys_sem_t init_done_sem;
|
||||
|
||||
if(sys_sem_new(&init_done_sem, 0) != ERR_OK)
|
||||
{
|
||||
LWIP_ASSERT("Failed to create semaphore", 0);
|
||||
return;
|
||||
}
|
||||
tcpip_init(tcpip_init_done_callback,(void *)init_done_sem);
|
||||
|
||||
sys_sem_wait(&init_done_sem);
|
||||
rt_kprintf("TCP/IP initialized.\n");
|
||||
|
||||
sys_sem_free(&init_done_sem);
|
||||
}
|
||||
|
||||
#if 0
|
||||
#ifdef RT_USING_FINSH
|
||||
#include <finsh.h>
|
||||
#include "ipv4/lwip/inet.h"
|
||||
|
|
@ -377,3 +320,4 @@ void list_if()
|
|||
}
|
||||
FINSH_FUNCTION_EXPORT(list_if, list network interface information);
|
||||
#endif
|
||||
#endif
|
||||
|
|
|
|||
Loading…
Reference in New Issue