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