linux/drivers/net/ethernet/micrel/ks8695net.h

108 lines
3.8 KiB
C

/*
* Micrel KS8695 (Centaur) Ethernet.
*
* Copyright 2008 Simtec Electronics
* Daniel Silverstone <dsilvers@simtec.co.uk>
* Vincent Sanders <vince@simtec.co.uk>
*/
#ifndef KS8695NET_H
#define KS8695NET_H
/* Receive descriptor flags */
#define RDES_OWN (1 << 31) /* Ownership */
#define RDES_FS (1 << 30) /* First Descriptor */
#define RDES_LS (1 << 29) /* Last Descriptor */
#define RDES_IPE (1 << 28) /* IP Checksum error */
#define RDES_TCPE (1 << 27) /* TCP Checksum error */
#define RDES_UDPE (1 << 26) /* UDP Checksum error */
#define RDES_ES (1 << 25) /* Error summary */
#define RDES_MF (1 << 24) /* Multicast Frame */
#define RDES_RE (1 << 19) /* MII Error reported */
#define RDES_TL (1 << 18) /* Frame too Long */
#define RDES_RF (1 << 17) /* Runt Frame */
#define RDES_CE (1 << 16) /* CRC error */
#define RDES_FT (1 << 15) /* Frame Type */
#define RDES_FLEN (0x7ff) /* Frame Length */
#define RDES_RER (1 << 25) /* Receive End of Ring */
#define RDES_RBS (0x7ff) /* Receive Buffer Size */
/* Transmit descriptor flags */
#define TDES_OWN (1 << 31) /* Ownership */
#define TDES_IC (1 << 31) /* Interrupt on Completion */
#define TDES_FS (1 << 30) /* First Segment */
#define TDES_LS (1 << 29) /* Last Segment */
#define TDES_IPCKG (1 << 28) /* IP Checksum generate */
#define TDES_TCPCKG (1 << 27) /* TCP Checksum generate */
#define TDES_UDPCKG (1 << 26) /* UDP Checksum generate */
#define TDES_TER (1 << 25) /* Transmit End of Ring */
#define TDES_TBS (0x7ff) /* Transmit Buffer Size */
/*
* Network controller register offsets
*/
#define KS8695_DTXC (0x00) /* DMA Transmit Control */
#define KS8695_DRXC (0x04) /* DMA Receive Control */
#define KS8695_DTSC (0x08) /* DMA Transmit Start Command */
#define KS8695_DRSC (0x0c) /* DMA Receive Start Command */
#define KS8695_TDLB (0x10) /* Transmit Descriptor List
* Base Address
*/
#define KS8695_RDLB (0x14) /* Receive Descriptor List
* Base Address
*/
#define KS8695_MAL (0x18) /* MAC Station Address Low */
#define KS8695_MAH (0x1c) /* MAC Station Address High */
#define KS8695_AAL_(n) (0x80 + ((n)*8)) /* MAC Additional
* Station Address
* (0..15) Low
*/
#define KS8695_AAH_(n) (0x84 + ((n)*8)) /* MAC Additional
* Station Address
* (0..15) High
*/
/* DMA Transmit Control Register */
#define DTXC_TRST (1 << 31) /* Soft Reset */
#define DTXC_TBS (0x3f << 24) /* Transmit Burst Size */
#define DTXC_TUCG (1 << 18) /* Transmit UDP
* Checksum Generate
*/
#define DTXC_TTCG (1 << 17) /* Transmit TCP
* Checksum Generate
*/
#define DTXC_TICG (1 << 16) /* Transmit IP
* Checksum Generate
*/
#define DTXC_TFCE (1 << 9) /* Transmit Flow
* Control Enable
*/
#define DTXC_TLB (1 << 8) /* Loopback mode */
#define DTXC_TEP (1 << 2) /* Transmit Enable Padding */
#define DTXC_TAC (1 << 1) /* Transmit Add CRC */
#define DTXC_TE (1 << 0) /* TX Enable */
/* DMA Receive Control Register */
#define DRXC_RBS (0x3f << 24) /* Receive Burst Size */
#define DRXC_RUCC (1 << 18) /* Receive UDP Checksum check */
#define DRXC_RTCG (1 << 17) /* Receive TCP Checksum check */
#define DRXC_RICG (1 << 16) /* Receive IP Checksum check */
#define DRXC_RFCE (1 << 9) /* Receive Flow Control
* Enable
*/
#define DRXC_RB (1 << 6) /* Receive Broadcast */
#define DRXC_RM (1 << 5) /* Receive Multicast */
#define DRXC_RU (1 << 4) /* Receive Unicast */
#define DRXC_RERR (1 << 3) /* Receive Error Frame */
#define DRXC_RA (1 << 2) /* Receive All */
#define DRXC_RE (1 << 0) /* RX Enable */
/* Additional Station Address High */
#define AAH_E (1 << 31) /* Address Enabled */
#endif /* KS8695NET_H */