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Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 3029 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
299 lines
9.5 KiB
C
299 lines
9.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* drivers/net/ethernet/ibm/emac/emac.h
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*
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* Register definitions for PowerPC 4xx on-chip ethernet contoller
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*
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* Copyright 2007 Benjamin Herrenschmidt, IBM Corp.
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* <benh@kernel.crashing.org>
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*
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* Based on the arch/ppc version of the driver:
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*
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* Copyright (c) 2004, 2005 Zultys Technologies.
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* Eugene Surovegin <eugene.surovegin@zultys.com> or <ebs@ebshome.net>
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*
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* Based on original work by
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* Matt Porter <mporter@kernel.crashing.org>
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* Armin Kuster <akuster@mvista.com>
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* Copyright 2002-2004 MontaVista Software Inc.
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*/
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#ifndef __IBM_NEWEMAC_H
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#define __IBM_NEWEMAC_H
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#include <linux/types.h>
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#include <linux/phy.h>
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/* EMAC registers Write Access rules */
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struct emac_regs {
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/* Common registers across all EMAC implementations. */
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u32 mr0; /* Special */
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u32 mr1; /* Reset */
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u32 tmr0; /* Special */
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u32 tmr1; /* Special */
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u32 rmr; /* Reset */
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u32 isr; /* Always */
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u32 iser; /* Reset */
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u32 iahr; /* Reset, R, T */
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u32 ialr; /* Reset, R, T */
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u32 vtpid; /* Reset, R, T */
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u32 vtci; /* Reset, R, T */
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u32 ptr; /* Reset, T */
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union {
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/* Registers unique to EMAC4 implementations */
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struct {
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u32 iaht1; /* Reset, R */
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u32 iaht2; /* Reset, R */
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u32 iaht3; /* Reset, R */
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u32 iaht4; /* Reset, R */
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u32 gaht1; /* Reset, R */
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u32 gaht2; /* Reset, R */
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u32 gaht3; /* Reset, R */
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u32 gaht4; /* Reset, R */
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} emac4;
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/* Registers unique to EMAC4SYNC implementations */
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struct {
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u32 mahr; /* Reset, R, T */
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u32 malr; /* Reset, R, T */
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u32 mmahr; /* Reset, R, T */
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u32 mmalr; /* Reset, R, T */
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u32 rsvd0[4];
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} emac4sync;
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} u0;
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/* Common registers across all EMAC implementations. */
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u32 lsah;
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u32 lsal;
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u32 ipgvr; /* Reset, T */
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u32 stacr; /* Special */
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u32 trtr; /* Special */
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u32 rwmr; /* Reset */
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u32 octx;
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u32 ocrx;
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union {
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/* Registers unique to EMAC4 implementations */
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struct {
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u32 ipcr;
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} emac4;
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/* Registers unique to EMAC4SYNC implementations */
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struct {
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u32 rsvd1;
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u32 revid;
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u32 rsvd2[2];
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u32 iaht1; /* Reset, R */
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u32 iaht2; /* Reset, R */
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u32 iaht3; /* Reset, R */
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u32 iaht4; /* Reset, R */
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u32 iaht5; /* Reset, R */
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u32 iaht6; /* Reset, R */
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u32 iaht7; /* Reset, R */
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u32 iaht8; /* Reset, R */
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u32 gaht1; /* Reset, R */
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u32 gaht2; /* Reset, R */
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u32 gaht3; /* Reset, R */
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u32 gaht4; /* Reset, R */
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u32 gaht5; /* Reset, R */
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u32 gaht6; /* Reset, R */
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u32 gaht7; /* Reset, R */
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u32 gaht8; /* Reset, R */
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u32 tpc; /* Reset, T */
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} emac4sync;
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} u1;
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};
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/* EMACx_MR0 */
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#define EMAC_MR0_RXI 0x80000000
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#define EMAC_MR0_TXI 0x40000000
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#define EMAC_MR0_SRST 0x20000000
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#define EMAC_MR0_TXE 0x10000000
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#define EMAC_MR0_RXE 0x08000000
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#define EMAC_MR0_WKE 0x04000000
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/* EMACx_MR1 */
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#define EMAC_MR1_FDE 0x80000000
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#define EMAC_MR1_ILE 0x40000000
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#define EMAC_MR1_VLE 0x20000000
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#define EMAC_MR1_EIFC 0x10000000
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#define EMAC_MR1_APP 0x08000000
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#define EMAC_MR1_IST 0x01000000
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#define EMAC_MR1_MF_MASK 0x00c00000
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#define EMAC_MR1_MF_10 0x00000000
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#define EMAC_MR1_MF_100 0x00400000
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#define EMAC_MR1_MF_1000 0x00800000
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#define EMAC_MR1_MF_1000GPCS 0x00c00000
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#define EMAC_MR1_MF_IPPA(id) (((id) & 0x1f) << 6)
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#define EMAC_MR1_RFS_4K 0x00300000
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#define EMAC_MR1_RFS_16K 0x00000000
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#define EMAC_MR1_TFS_2K 0x00080000
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#define EMAC_MR1_TR0_MULT 0x00008000
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#define EMAC_MR1_JPSM 0x00000000
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#define EMAC_MR1_MWSW_001 0x00000000
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#define EMAC_MR1_BASE(opb) (EMAC_MR1_TFS_2K | EMAC_MR1_TR0_MULT)
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#define EMAC4_MR1_RFS_2K 0x00100000
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#define EMAC4_MR1_RFS_4K 0x00180000
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#define EMAC4_MR1_RFS_8K 0x00200000
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#define EMAC4_MR1_RFS_16K 0x00280000
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#define EMAC4_MR1_TFS_2K 0x00020000
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#define EMAC4_MR1_TFS_4K 0x00030000
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#define EMAC4_MR1_TFS_8K 0x00040000
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#define EMAC4_MR1_TFS_16K 0x00050000
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#define EMAC4_MR1_TR 0x00008000
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#define EMAC4_MR1_MWSW_001 0x00001000
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#define EMAC4_MR1_JPSM 0x00000800
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#define EMAC4_MR1_OBCI_MASK 0x00000038
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#define EMAC4_MR1_OBCI_50 0x00000000
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#define EMAC4_MR1_OBCI_66 0x00000008
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#define EMAC4_MR1_OBCI_83 0x00000010
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#define EMAC4_MR1_OBCI_100 0x00000018
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#define EMAC4_MR1_OBCI_100P 0x00000020
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#define EMAC4_MR1_OBCI(freq) ((freq) <= 50 ? EMAC4_MR1_OBCI_50 : \
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(freq) <= 66 ? EMAC4_MR1_OBCI_66 : \
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(freq) <= 83 ? EMAC4_MR1_OBCI_83 : \
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(freq) <= 100 ? EMAC4_MR1_OBCI_100 : \
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EMAC4_MR1_OBCI_100P)
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/* EMACx_TMR0 */
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#define EMAC_TMR0_GNP 0x80000000
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#define EMAC_TMR0_DEFAULT 0x00000000
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#define EMAC4_TMR0_TFAE_2_32 0x00000001
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#define EMAC4_TMR0_TFAE_4_64 0x00000002
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#define EMAC4_TMR0_TFAE_8_128 0x00000003
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#define EMAC4_TMR0_TFAE_16_256 0x00000004
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#define EMAC4_TMR0_TFAE_32_512 0x00000005
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#define EMAC4_TMR0_TFAE_64_1024 0x00000006
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#define EMAC4_TMR0_TFAE_128_2048 0x00000007
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#define EMAC4_TMR0_DEFAULT EMAC4_TMR0_TFAE_2_32
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#define EMAC_TMR0_XMIT (EMAC_TMR0_GNP | EMAC_TMR0_DEFAULT)
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#define EMAC4_TMR0_XMIT (EMAC_TMR0_GNP | EMAC4_TMR0_DEFAULT)
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/* EMACx_TMR1 */
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#define EMAC_TMR1(l,h) (((l) << 27) | (((h) & 0xff) << 16))
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#define EMAC4_TMR1(l,h) (((l) << 27) | (((h) & 0x3ff) << 14))
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/* EMACx_RMR */
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#define EMAC_RMR_SP 0x80000000
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#define EMAC_RMR_SFCS 0x40000000
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#define EMAC_RMR_RRP 0x20000000
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#define EMAC_RMR_RFP 0x10000000
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#define EMAC_RMR_ROP 0x08000000
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#define EMAC_RMR_RPIR 0x04000000
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#define EMAC_RMR_PPP 0x02000000
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#define EMAC_RMR_PME 0x01000000
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#define EMAC_RMR_PMME 0x00800000
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#define EMAC_RMR_IAE 0x00400000
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#define EMAC_RMR_MIAE 0x00200000
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#define EMAC_RMR_BAE 0x00100000
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#define EMAC_RMR_MAE 0x00080000
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#define EMAC_RMR_BASE 0x00000000
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#define EMAC4_RMR_RFAF_2_32 0x00000001
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#define EMAC4_RMR_RFAF_4_64 0x00000002
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#define EMAC4_RMR_RFAF_8_128 0x00000003
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#define EMAC4_RMR_RFAF_16_256 0x00000004
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#define EMAC4_RMR_RFAF_32_512 0x00000005
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#define EMAC4_RMR_RFAF_64_1024 0x00000006
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#define EMAC4_RMR_RFAF_128_2048 0x00000007
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#define EMAC4_RMR_BASE EMAC4_RMR_RFAF_128_2048
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#define EMAC4_RMR_MJS_MASK 0x0001fff8
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#define EMAC4_RMR_MJS(s) (((s) << 3) & EMAC4_RMR_MJS_MASK)
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/* EMACx_ISR & EMACx_ISER */
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#define EMAC4_ISR_TXPE 0x20000000
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#define EMAC4_ISR_RXPE 0x10000000
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#define EMAC4_ISR_TXUE 0x08000000
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#define EMAC4_ISR_RXOE 0x04000000
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#define EMAC_ISR_OVR 0x02000000
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#define EMAC_ISR_PP 0x01000000
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#define EMAC_ISR_BP 0x00800000
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#define EMAC_ISR_RP 0x00400000
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#define EMAC_ISR_SE 0x00200000
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#define EMAC_ISR_ALE 0x00100000
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#define EMAC_ISR_BFCS 0x00080000
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#define EMAC_ISR_PTLE 0x00040000
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#define EMAC_ISR_ORE 0x00020000
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#define EMAC_ISR_IRE 0x00010000
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#define EMAC_ISR_SQE 0x00000080
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#define EMAC_ISR_TE 0x00000040
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#define EMAC_ISR_MOS 0x00000002
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#define EMAC_ISR_MOF 0x00000001
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/* EMACx_STACR */
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#define EMAC_STACR_PHYD_MASK 0xffff
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#define EMAC_STACR_PHYD_SHIFT 16
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#define EMAC_STACR_OC 0x00008000
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#define EMAC_STACR_PHYE 0x00004000
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#define EMAC_STACR_STAC_MASK 0x00003000
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#define EMAC_STACR_STAC_READ 0x00001000
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#define EMAC_STACR_STAC_WRITE 0x00002000
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#define EMAC_STACR_OPBC_MASK 0x00000C00
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#define EMAC_STACR_OPBC_50 0x00000000
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#define EMAC_STACR_OPBC_66 0x00000400
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#define EMAC_STACR_OPBC_83 0x00000800
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#define EMAC_STACR_OPBC_100 0x00000C00
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#define EMAC_STACR_OPBC(freq) ((freq) <= 50 ? EMAC_STACR_OPBC_50 : \
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(freq) <= 66 ? EMAC_STACR_OPBC_66 : \
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(freq) <= 83 ? EMAC_STACR_OPBC_83 : EMAC_STACR_OPBC_100)
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#define EMAC_STACR_BASE(opb) EMAC_STACR_OPBC(opb)
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#define EMAC4_STACR_BASE(opb) 0x00000000
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#define EMAC_STACR_PCDA_MASK 0x1f
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#define EMAC_STACR_PCDA_SHIFT 5
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#define EMAC_STACR_PRA_MASK 0x1f
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#define EMACX_STACR_STAC_MASK 0x00003800
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#define EMACX_STACR_STAC_READ 0x00001000
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#define EMACX_STACR_STAC_WRITE 0x00000800
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#define EMACX_STACR_STAC_IND_ADDR 0x00002000
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#define EMACX_STACR_STAC_IND_READ 0x00003800
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#define EMACX_STACR_STAC_IND_READINC 0x00003000
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#define EMACX_STACR_STAC_IND_WRITE 0x00002800
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/* EMACx_TRTR */
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#define EMAC_TRTR_SHIFT_EMAC4 24
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#define EMAC_TRTR_SHIFT 27
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/* EMAC specific TX descriptor control fields (write access) */
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#define EMAC_TX_CTRL_GFCS 0x0200
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#define EMAC_TX_CTRL_GP 0x0100
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#define EMAC_TX_CTRL_ISA 0x0080
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#define EMAC_TX_CTRL_RSA 0x0040
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#define EMAC_TX_CTRL_IVT 0x0020
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#define EMAC_TX_CTRL_RVT 0x0010
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#define EMAC_TX_CTRL_TAH_CSUM 0x000e
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/* EMAC specific TX descriptor status fields (read access) */
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#define EMAC_TX_ST_BFCS 0x0200
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#define EMAC_TX_ST_LCS 0x0080
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#define EMAC_TX_ST_ED 0x0040
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#define EMAC_TX_ST_EC 0x0020
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#define EMAC_TX_ST_LC 0x0010
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#define EMAC_TX_ST_MC 0x0008
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#define EMAC_TX_ST_SC 0x0004
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#define EMAC_TX_ST_UR 0x0002
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#define EMAC_TX_ST_SQE 0x0001
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#define EMAC_IS_BAD_TX (EMAC_TX_ST_LCS | EMAC_TX_ST_ED | \
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EMAC_TX_ST_EC | EMAC_TX_ST_LC | \
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EMAC_TX_ST_MC | EMAC_TX_ST_UR)
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#define EMAC_IS_BAD_TX_TAH (EMAC_TX_ST_LCS | EMAC_TX_ST_ED | \
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EMAC_TX_ST_EC | EMAC_TX_ST_LC)
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/* EMAC specific RX descriptor status fields (read access) */
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#define EMAC_RX_ST_OE 0x0200
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#define EMAC_RX_ST_PP 0x0100
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#define EMAC_RX_ST_BP 0x0080
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#define EMAC_RX_ST_RP 0x0040
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#define EMAC_RX_ST_SE 0x0020
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#define EMAC_RX_ST_AE 0x0010
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#define EMAC_RX_ST_BFCS 0x0008
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#define EMAC_RX_ST_PTL 0x0004
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#define EMAC_RX_ST_ORE 0x0002
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#define EMAC_RX_ST_IRE 0x0001
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#define EMAC_RX_TAH_BAD_CSUM 0x0003
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#define EMAC_BAD_RX_MASK (EMAC_RX_ST_OE | EMAC_RX_ST_BP | \
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EMAC_RX_ST_RP | EMAC_RX_ST_SE | \
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EMAC_RX_ST_AE | EMAC_RX_ST_BFCS | \
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EMAC_RX_ST_PTL | EMAC_RX_ST_ORE | \
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EMAC_RX_ST_IRE )
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#endif /* __IBM_NEWEMAC_H */
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