/* * Faraday FTGMAC100 Gigabit Ethernet * * (C) Copyright 2009-2011 Faraday Technology * Po-Yu Chuang * * 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. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifndef __FTGMAC100_H #define __FTGMAC100_H #define FTGMAC100_OFFSET_ISR 0x00 #define FTGMAC100_OFFSET_IER 0x04 #define FTGMAC100_OFFSET_MAC_MADR 0x08 #define FTGMAC100_OFFSET_MAC_LADR 0x0c #define FTGMAC100_OFFSET_MAHT0 0x10 #define FTGMAC100_OFFSET_MAHT1 0x14 #define FTGMAC100_OFFSET_NPTXPD 0x18 #define FTGMAC100_OFFSET_RXPD 0x1c #define FTGMAC100_OFFSET_NPTXR_BADR 0x20 #define FTGMAC100_OFFSET_RXR_BADR 0x24 #define FTGMAC100_OFFSET_HPTXPD 0x28 #define FTGMAC100_OFFSET_HPTXR_BADR 0x2c #define FTGMAC100_OFFSET_ITC 0x30 #define FTGMAC100_OFFSET_APTC 0x34 #define FTGMAC100_OFFSET_DBLAC 0x38 #define FTGMAC100_OFFSET_DMAFIFOS 0x3c #define FTGMAC100_OFFSET_REVR 0x40 #define FTGMAC100_OFFSET_FEAR 0x44 #define FTGMAC100_OFFSET_TPAFCR 0x48 #define FTGMAC100_OFFSET_RBSR 0x4c #define FTGMAC100_OFFSET_MACCR 0x50 #define FTGMAC100_OFFSET_MACSR 0x54 #define FTGMAC100_OFFSET_TM 0x58 #define FTGMAC100_OFFSET_PHYCR 0x60 #define FTGMAC100_OFFSET_PHYDATA 0x64 #define FTGMAC100_OFFSET_FCR 0x68 #define FTGMAC100_OFFSET_BPR 0x6c #define FTGMAC100_OFFSET_WOLCR 0x70 #define FTGMAC100_OFFSET_WOLSR 0x74 #define FTGMAC100_OFFSET_WFCRC 0x78 #define FTGMAC100_OFFSET_WFBM1 0x80 #define FTGMAC100_OFFSET_WFBM2 0x84 #define FTGMAC100_OFFSET_WFBM3 0x88 #define FTGMAC100_OFFSET_WFBM4 0x8c #define FTGMAC100_OFFSET_NPTXR_PTR 0x90 #define FTGMAC100_OFFSET_HPTXR_PTR 0x94 #define FTGMAC100_OFFSET_RXR_PTR 0x98 #define FTGMAC100_OFFSET_TX 0xa0 #define FTGMAC100_OFFSET_TX_MCOL_SCOL 0xa4 #define FTGMAC100_OFFSET_TX_ECOL_FAIL 0xa8 #define FTGMAC100_OFFSET_TX_LCOL_UND 0xac #define FTGMAC100_OFFSET_RX 0xb0 #define FTGMAC100_OFFSET_RX_BC 0xb4 #define FTGMAC100_OFFSET_RX_MC 0xb8 #define FTGMAC100_OFFSET_RX_PF_AEP 0xbc #define FTGMAC100_OFFSET_RX_RUNT 0xc0 #define FTGMAC100_OFFSET_RX_CRCER_FTL 0xc4 #define FTGMAC100_OFFSET_RX_COL_LOST 0xc8 /* * Interrupt status register & interrupt enable register */ #define FTGMAC100_INT_RPKT_BUF (1 << 0) #define FTGMAC100_INT_RPKT_FIFO (1 << 1) #define FTGMAC100_INT_NO_RXBUF (1 << 2) #define FTGMAC100_INT_RPKT_LOST (1 << 3) #define FTGMAC100_INT_XPKT_ETH (1 << 4) #define FTGMAC100_INT_XPKT_FIFO (1 << 5) #define FTGMAC100_INT_NO_NPTXBUF (1 << 6) #define FTGMAC100_INT_XPKT_LOST (1 << 7) #define FTGMAC100_INT_AHB_ERR (1 << 8) #define FTGMAC100_INT_PHYSTS_CHG (1 << 9) #define FTGMAC100_INT_NO_HPTXBUF (1 << 10) /* Interrupts we care about in NAPI mode */ #define FTGMAC100_INT_BAD (FTGMAC100_INT_RPKT_LOST | \ FTGMAC100_INT_XPKT_LOST | \ FTGMAC100_INT_AHB_ERR | \ FTGMAC100_INT_NO_RXBUF) /* Normal RX/TX interrupts, enabled when NAPI off */ #define FTGMAC100_INT_RXTX (FTGMAC100_INT_XPKT_ETH | \ FTGMAC100_INT_RPKT_BUF) /* All the interrupts we care about */ #define FTGMAC100_INT_ALL (FTGMAC100_INT_RPKT_BUF | \ FTGMAC100_INT_BAD) /* * Interrupt timer control register */ #define FTGMAC100_ITC_RXINT_CNT(x) (((x) & 0xf) << 0) #define FTGMAC100_ITC_RXINT_THR(x) (((x) & 0x7) << 4) #define FTGMAC100_ITC_RXINT_TIME_SEL (1 << 7) #define FTGMAC100_ITC_TXINT_CNT(x) (((x) & 0xf) << 8) #define FTGMAC100_ITC_TXINT_THR(x) (((x) & 0x7) << 12) #define FTGMAC100_ITC_TXINT_TIME_SEL (1 << 15) /* * Automatic polling timer control register */ #define FTGMAC100_APTC_RXPOLL_CNT(x) (((x) & 0xf) << 0) #define FTGMAC100_APTC_RXPOLL_TIME_SEL (1 << 4) #define FTGMAC100_APTC_TXPOLL_CNT(x) (((x) & 0xf) << 8) #define FTGMAC100_APTC_TXPOLL_TIME_SEL (1 << 12) /* * DMA burst length and arbitration control register */ #define FTGMAC100_DBLAC_RXFIFO_LTHR(x) (((x) & 0x7) << 0) #define FTGMAC100_DBLAC_RXFIFO_HTHR(x) (((x) & 0x7) << 3) #define FTGMAC100_DBLAC_RX_THR_EN (1 << 6) #define FTGMAC100_DBLAC_RXBURST_SIZE(x) (((x) & 0x3) << 8) #define FTGMAC100_DBLAC_TXBURST_SIZE(x) (((x) & 0x3) << 10) #define FTGMAC100_DBLAC_RXDES_SIZE(x) (((x) & 0xf) << 12) #define FTGMAC100_DBLAC_TXDES_SIZE(x) (((x) & 0xf) << 16) #define FTGMAC100_DBLAC_IFG_CNT(x) (((x) & 0x7) << 20) #define FTGMAC100_DBLAC_IFG_INC (1 << 23) /* * DMA FIFO status register */ #define FTGMAC100_DMAFIFOS_RXDMA1_SM(dmafifos) ((dmafifos) & 0xf) #define FTGMAC100_DMAFIFOS_RXDMA2_SM(dmafifos) (((dmafifos) >> 4) & 0xf) #define FTGMAC100_DMAFIFOS_RXDMA3_SM(dmafifos) (((dmafifos) >> 8) & 0x7) #define FTGMAC100_DMAFIFOS_TXDMA1_SM(dmafifos) (((dmafifos) >> 12) & 0xf) #define FTGMAC100_DMAFIFOS_TXDMA2_SM(dmafifos) (((dmafifos) >> 16) & 0x3) #define FTGMAC100_DMAFIFOS_TXDMA3_SM(dmafifos) (((dmafifos) >> 18) & 0xf) #define FTGMAC100_DMAFIFOS_RXFIFO_EMPTY (1 << 26) #define FTGMAC100_DMAFIFOS_TXFIFO_EMPTY (1 << 27) #define FTGMAC100_DMAFIFOS_RXDMA_GRANT (1 << 28) #define FTGMAC100_DMAFIFOS_TXDMA_GRANT (1 << 29) #define FTGMAC100_DMAFIFOS_RXDMA_REQ (1 << 30) #define FTGMAC100_DMAFIFOS_TXDMA_REQ (1 << 31) /* * Feature Register */ #define FTGMAC100_REVR_NEW_MDIO_INTERFACE BIT(31) /* * Receive buffer size register */ #define FTGMAC100_RBSR_SIZE(x) ((x) & 0x3fff) /* * MAC control register */ #define FTGMAC100_MACCR_TXDMA_EN (1 << 0) #define FTGMAC100_MACCR_RXDMA_EN (1 << 1) #define FTGMAC100_MACCR_TXMAC_EN (1 << 2) #define FTGMAC100_MACCR_RXMAC_EN (1 << 3) #define FTGMAC100_MACCR_RM_VLAN (1 << 4) #define FTGMAC100_MACCR_HPTXR_EN (1 << 5) #define FTGMAC100_MACCR_LOOP_EN (1 << 6) #define FTGMAC100_MACCR_ENRX_IN_HALFTX (1 << 7) #define FTGMAC100_MACCR_FULLDUP (1 << 8) #define FTGMAC100_MACCR_GIGA_MODE (1 << 9) #define FTGMAC100_MACCR_CRC_APD (1 << 10) #define FTGMAC100_MACCR_PHY_LINK_LEVEL (1 << 11) #define FTGMAC100_MACCR_RX_RUNT (1 << 12) #define FTGMAC100_MACCR_JUMBO_LF (1 << 13) #define FTGMAC100_MACCR_RX_ALL (1 << 14) #define FTGMAC100_MACCR_HT_MULTI_EN (1 << 15) #define FTGMAC100_MACCR_RX_MULTIPKT (1 << 16) #define FTGMAC100_MACCR_RX_BROADPKT (1 << 17) #define FTGMAC100_MACCR_DISCARD_CRCERR (1 << 18) #define FTGMAC100_MACCR_FAST_MODE (1 << 19) #define FTGMAC100_MACCR_SW_RST (1 << 31) /* * PHY control register */ #define FTGMAC100_PHYCR_MDC_CYCTHR_MASK 0x3f #define FTGMAC100_PHYCR_MDC_CYCTHR(x) ((x) & 0x3f) #define FTGMAC100_PHYCR_PHYAD(x) (((x) & 0x1f) << 16) #define FTGMAC100_PHYCR_REGAD(x) (((x) & 0x1f) << 21) #define FTGMAC100_PHYCR_MIIRD (1 << 26) #define FTGMAC100_PHYCR_MIIWR (1 << 27) /* * PHY data register */ #define FTGMAC100_PHYDATA_MIIWDATA(x) ((x) & 0xffff) #define FTGMAC100_PHYDATA_MIIRDATA(phydata) (((phydata) >> 16) & 0xffff) /* * Transmit descriptor, aligned to 16 bytes */ struct ftgmac100_txdes { unsigned int txdes0; unsigned int txdes1; unsigned int txdes2; /* not used by HW */ unsigned int txdes3; /* TXBUF_BADR */ } __attribute__ ((aligned(16))); #define FTGMAC100_TXDES0_TXBUF_SIZE(x) ((x) & 0x3fff) #define FTGMAC100_TXDES0_CRC_ERR (1 << 19) #define FTGMAC100_TXDES0_LTS (1 << 28) #define FTGMAC100_TXDES0_FTS (1 << 29) #define FTGMAC100_TXDES0_TXDMA_OWN (1 << 31) #define FTGMAC100_TXDES1_VLANTAG_CI(x) ((x) & 0xffff) #define FTGMAC100_TXDES1_INS_VLANTAG (1 << 16) #define FTGMAC100_TXDES1_TCP_CHKSUM (1 << 17) #define FTGMAC100_TXDES1_UDP_CHKSUM (1 << 18) #define FTGMAC100_TXDES1_IP_CHKSUM (1 << 19) #define FTGMAC100_TXDES1_LLC (1 << 22) #define FTGMAC100_TXDES1_TX2FIC (1 << 30) #define FTGMAC100_TXDES1_TXIC (1 << 31) /* * Receive descriptor, aligned to 16 bytes */ struct ftgmac100_rxdes { __le32 rxdes0; /* Control & status bits */ __le32 rxdes1; /* Checksum and vlan status */ __le32 rxdes2; /* length/type on AST2500 */ __le32 rxdes3; /* DMA buffer address */ } __attribute__ ((aligned(16))); #define FTGMAC100_RXDES0_VDBC 0x3fff #define FTGMAC100_RXDES0_MULTICAST (1 << 16) #define FTGMAC100_RXDES0_BROADCAST (1 << 17) #define FTGMAC100_RXDES0_RX_ERR (1 << 18) #define FTGMAC100_RXDES0_CRC_ERR (1 << 19) #define FTGMAC100_RXDES0_FTL (1 << 20) #define FTGMAC100_RXDES0_RUNT (1 << 21) #define FTGMAC100_RXDES0_RX_ODD_NB (1 << 22) #define FTGMAC100_RXDES0_FIFO_FULL (1 << 23) #define FTGMAC100_RXDES0_PAUSE_OPCODE (1 << 24) #define FTGMAC100_RXDES0_PAUSE_FRAME (1 << 25) #define FTGMAC100_RXDES0_LRS (1 << 28) #define FTGMAC100_RXDES0_FRS (1 << 29) #define FTGMAC100_RXDES0_RXPKT_RDY (1 << 31) /* Errors we care about for dropping packets */ #define RXDES0_ANY_ERROR ( \ FTGMAC100_RXDES0_RX_ERR | \ FTGMAC100_RXDES0_CRC_ERR | \ FTGMAC100_RXDES0_FTL | \ FTGMAC100_RXDES0_RUNT | \ FTGMAC100_RXDES0_RX_ODD_NB) #define FTGMAC100_RXDES1_VLANTAG_CI 0xffff #define FTGMAC100_RXDES1_PROT_MASK (0x3 << 20) #define FTGMAC100_RXDES1_PROT_NONIP (0x0 << 20) #define FTGMAC100_RXDES1_PROT_IP (0x1 << 20) #define FTGMAC100_RXDES1_PROT_TCPIP (0x2 << 20) #define FTGMAC100_RXDES1_PROT_UDPIP (0x3 << 20) #define FTGMAC100_RXDES1_LLC (1 << 22) #define FTGMAC100_RXDES1_DF (1 << 23) #define FTGMAC100_RXDES1_VLANTAG_AVAIL (1 << 24) #define FTGMAC100_RXDES1_TCP_CHKSUM_ERR (1 << 25) #define FTGMAC100_RXDES1_UDP_CHKSUM_ERR (1 << 26) #define FTGMAC100_RXDES1_IP_CHKSUM_ERR (1 << 27) #endif /* __FTGMAC100_H */