80 lines
1.8 KiB
C
80 lines
1.8 KiB
C
/*
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* Licensed under the GNU General Public License version 2 with exceptions. See
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* LICENSE file in the project root for full license information
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <inttypes.h>
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#include "oshw.h"
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#include "intel_i210.h"
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#include "ethercat.h"
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#if !defined(__gnu_linux__)
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#include <machine/endian.h>
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#else
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#include <endian.h>
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#define __htons(x) htobe16(x)
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#define __ntohs(x) be16toh(x)
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#endif
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ec_adaptert adapters [DEVS_MAX_NB];
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/**
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* Host to Network byte order (i.e. to big endian).
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*
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* Note that Ethercat uses little endian byte order, except for the Ethernet
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* header which is big endian as usual.
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*/
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inline uint16 oshw_htons(uint16 host)
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{
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// __htons() is provided by the bare-metal x86 compiler
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return __htons(host);
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}
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/**
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* Network (i.e. big endian) to Host byte order.
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*
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* Note that Ethercat uses little endian byte order, except for the Ethernet
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* header which is big endian as usual.
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*/
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inline uint16 oshw_ntohs(uint16 network)
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{
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// __ntohs() is provided by the bare-metal x86 compiler
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return __ntohs(network);
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}
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/** Create list over available network adapters.
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* @return First element in linked list of adapters
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*/
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ec_adaptert* oshw_find_adapters(void)
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{
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ec_adaptert *ret = NULL;
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if (eth_discover_devices() >= 0) {
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for (int i = 0;; ++i) {
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struct eth_device *dev = eth_get_device(i);
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if (dev == NULL) {
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adapters[i-1].next = NULL;
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break;
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}
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strncpy(adapters[i].name, dev->name, MAX_DEVICE_NAME);
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adapters[i].next = &adapters[i+1];
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}
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ret = &(adapters[0]);
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}
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return ret;
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}
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/** Free memory allocated memory used by adapter collection.
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* @param[in] adapter = First element in linked list of adapters
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* EC_NOFRAME.
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*/
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void oshw_free_adapters(ec_adaptert *adapter)
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{
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}
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extern int ec_slavecount;
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