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might be currently programmed into the registers. Underlying firmware (U-Boot) would typically program MAC address into the first unit only, and others are left uninitialized. It is now possible to retrieve and program MAC address for all units properly, provided they were passed on in the bootinfo metadata. Reviewed by: imp, marcel Approved by: cognet (mentor)
73 lines
2.3 KiB
C
73 lines
2.3 KiB
C
/*-
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* Copyright (C) 2006-2008 Semihalf, Marian Balakowicz <m8@semihalf.com>
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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
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* 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. 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
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
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* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
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* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _MACHINE_BOOTINFO_H_
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#define _MACHINE_BOOTINFO_H_
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#if !defined(LOCORE)
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/* Platform hardware spec, received from loader(8) */
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#define BI_VERSION 1
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struct bi_mem_region {
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vm_paddr_t mem_base;
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vm_size_t mem_size;
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};
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struct bi_eth_addr {
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u_int8_t mac_addr[6];
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};
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struct bootinfo {
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u_int32_t bi_version;
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vm_offset_t bi_bar_base;
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u_int32_t bi_cpu_clk;
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u_int32_t bi_bus_clk;
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u_int8_t bi_mem_reg_no;
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u_int8_t bi_eth_addr_no;
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u_int8_t bi_data[1];
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/*
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* The bi_data container is allocated in run time and has the
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* following layout:
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*
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* - bi_mem_reg_no elements of struct bi_mem_region
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* - bi_eth_addr_no elements of struct bi_eth_addr
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*/
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};
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extern struct bootinfo *bootinfo;
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struct bi_mem_region *bootinfo_mr(void);
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struct bi_eth_addr *bootinfo_eth(void);
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#endif
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#endif /* _MACHINE_BOOTINFO_H_ */
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