mirror of https://gitee.com/openkylin/linux.git
89 lines
2.1 KiB
C
89 lines
2.1 KiB
C
/*
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* drivers/net/ibm_emac/ibm_emac_tah.h
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*
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* Driver for PowerPC 4xx on-chip ethernet controller, TAH support.
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*
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* Copyright 2004 MontaVista Software, Inc.
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* Matt Porter <mporter@kernel.crashing.org>
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*
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* Copyright (c) 2005 Eugene Surovegin <ebs@ebshome.net>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*/
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#ifndef _IBM_EMAC_TAH_H
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#define _IBM_EMAC_TAH_H
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#include <linux/config.h>
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#include <linux/init.h>
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#include <asm/ocp.h>
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/* TAH */
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struct tah_regs {
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u32 revid;
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u32 pad[3];
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u32 mr;
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u32 ssr0;
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u32 ssr1;
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u32 ssr2;
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u32 ssr3;
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u32 ssr4;
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u32 ssr5;
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u32 tsr;
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};
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/* TAH engine */
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#define TAH_MR_CVR 0x80000000
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#define TAH_MR_SR 0x40000000
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#define TAH_MR_ST_256 0x01000000
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#define TAH_MR_ST_512 0x02000000
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#define TAH_MR_ST_768 0x03000000
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#define TAH_MR_ST_1024 0x04000000
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#define TAH_MR_ST_1280 0x05000000
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#define TAH_MR_ST_1536 0x06000000
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#define TAH_MR_TFS_16KB 0x00000000
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#define TAH_MR_TFS_2KB 0x00200000
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#define TAH_MR_TFS_4KB 0x00400000
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#define TAH_MR_TFS_6KB 0x00600000
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#define TAH_MR_TFS_8KB 0x00800000
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#define TAH_MR_TFS_10KB 0x00a00000
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#define TAH_MR_DTFP 0x00100000
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#define TAH_MR_DIG 0x00080000
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#ifdef CONFIG_IBM_EMAC_TAH
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int tah_attach(void *emac) __init;
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void __tah_fini(struct ocp_device *ocpdev) __exit;
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static inline void tah_fini(struct ocp_device *ocpdev)
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{
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if (ocpdev)
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__tah_fini(ocpdev);
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}
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void __tah_reset(struct ocp_device *ocpdev);
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static inline void tah_reset(struct ocp_device *ocpdev)
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{
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if (ocpdev)
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__tah_reset(ocpdev);
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}
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int __tah_get_regs_len(struct ocp_device *ocpdev);
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static inline int tah_get_regs_len(struct ocp_device *ocpdev)
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{
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return ocpdev ? __tah_get_regs_len(ocpdev) : 0;
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}
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void *tah_dump_regs(struct ocp_device *ocpdev, void *buf);
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#else
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# define tah_attach(x) 0
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# define tah_fini(x) ((void)0)
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# define tah_reset(x) ((void)0)
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# define tah_get_regs_len(x) 0
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# define tah_dump_regs(x,buf) (buf)
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#endif /* !CONFIG_IBM_EMAC_TAH */
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#endif /* _IBM_EMAC_TAH_H */
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