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#ifndef __ARUBA_DMA_H__
#define __ARUBA_DMA_H__
/*******************************************************************************
*
* Copyright 2002 Integrated Device Technology, Inc.
* All rights reserved.
*
* DMA register definition.
*
* File : $Id: dma.h,v 1.3 2002/06/06 18:34:03 astichte Exp $
*
* Author : ryan.holmQVist@idt.com
* Date : 20011005
* Update :
* $Log: dma.h,v $
* Revision 1.3 2002/06/06 18:34:03 astichte
* Added XXX_PhysicalAddress and XXX_VirtualAddress
*
* Revision 1.2 2002/06/05 18:30:46 astichte
* Removed IDTField
*
* Revision 1.1 2002/05/29 17:33:21 sysarch
* jba File moved from vcode/include/idt/acacia
*
*
******************************************************************************/
#define AR_BIT(x) (1 << (x))
#define DMA_RX_ERR_CRC AR_BIT(1)
#define DMA_RX_ERR_DRIB AR_BIT(2)
#define DMA_RX_ERR_MII AR_BIT(3)
#define DMA_RX_EV2 AR_BIT(5)
#define DMA_RX_ERR_COL AR_BIT(6)
#define DMA_RX_LONG AR_BIT(7)
#define DMA_RX_LS AR_BIT(8) /* last descriptor */
#define DMA_RX_FS AR_BIT(9) /* first descriptor */
#define DMA_RX_MF AR_BIT(10) /* multicast frame */
#define DMA_RX_ERR_RUNT AR_BIT(11) /* runt frame */
#define DMA_RX_ERR_LENGTH AR_BIT(12) /* length error */
#define DMA_RX_ERR_DESC AR_BIT(14) /* descriptor error */
#define DMA_RX_ERROR AR_BIT(15) /* error summary */
#define DMA_RX_LEN_MASK 0x3fff0000
#define DMA_RX_LEN_SHIFT 16
#define DMA_RX_FILT AR_BIT(30)
#define DMA_RX_OWN AR_BIT(31) /* desc owned by DMA controller */
#define DMA_RX1_BSIZE_MASK 0x000007ff
#define DMA_RX1_BSIZE_SHIFT 0
#define DMA_RX1_CHAINED AR_BIT(24)
#define DMA_RX1_RER AR_BIT(25)
#define DMA_TX_ERR_UNDER AR_BIT(1) /* underflow error */
#define DMA_TX_ERR_DEFER AR_BIT(2) /* excessive deferral */
#define DMA_TX_COL_MASK 0x78
#define DMA_TX_COL_SHIFT 3
#define DMA_TX_ERR_HB AR_BIT(7) /* hearbeat failure */
#define DMA_TX_ERR_COL AR_BIT(8) /* excessive collisions */
#define DMA_TX_ERR_LATE AR_BIT(9) /* late collision */
#define DMA_TX_ERR_LINK AR_BIT(10) /* no carrier */
#define DMA_TX_ERR_LOSS AR_BIT(11) /* loss of carrier */
#define DMA_TX_ERR_JABBER AR_BIT(14) /* transmit jabber timeout */
#define DMA_TX_ERROR AR_BIT(15) /* frame aborted */
#define DMA_TX_OWN AR_BIT(31) /* descr owned by DMA controller */
#define DMA_TX1_BSIZE_MASK 0x000007ff
#define DMA_TX1_BSIZE_SHIFT 0
#define DMA_TX1_CHAINED AR_BIT(24) /* chained descriptors */
#define DMA_TX1_TER AR_BIT(25) /* transmit end of ring */
#define DMA_TX1_FS AR_BIT(29) /* first segment */
#define DMA_TX1_LS AR_BIT(30) /* last segment */
#define DMA_TX1_IC AR_BIT(31) /* interrupt on completion */
#define RCVPKT_LENGTH(X) (X >> 16) /* Received pkt Length */
#define MAC_CONTROL_RE AR_BIT(2) /* receive enable */
#define MAC_CONTROL_TE AR_BIT(3) /* transmit enable */
#define MAC_CONTROL_DC AR_BIT(5) /* Deferral check */
#define MAC_CONTROL_ASTP AR_BIT(8) /* Auto pad strip */
#define MAC_CONTROL_DRTY AR_BIT(10) /* Disable retry */
#define MAC_CONTROL_DBF AR_BIT(11) /* Disable bcast frames */
#define MAC_CONTROL_LCC AR_BIT(12) /* late collision ctrl */
#define MAC_CONTROL_HP AR_BIT(13) /* Hash Perfect filtering */
#define MAC_CONTROL_HASH AR_BIT(14) /* Unicast hash filtering */
#define MAC_CONTROL_HO AR_BIT(15) /* Hash only filtering */
#define MAC_CONTROL_PB AR_BIT(16) /* Pass Bad frames */
#define MAC_CONTROL_IF AR_BIT(17) /* Inverse filtering */
#define MAC_CONTROL_PR AR_BIT(18) /* promiscuous mode (valid frames
only) */
#define MAC_CONTROL_PM AR_BIT(19) /* pass multicast */
#define MAC_CONTROL_F AR_BIT(20) /* full-duplex */
#define MAC_CONTROL_DRO AR_BIT(23) /* Disable Receive Own */
#define MAC_CONTROL_HBD AR_BIT(28) /* heart-beat disabled (MUST BE
SET) */
#define MAC_CONTROL_BLE AR_BIT(30) /* big endian mode */
#define MAC_CONTROL_RA AR_BIT(31) /* receive all (valid and invalid
frames) */
#define MII_ADDR_BUSY AR_BIT(0)
#define MII_ADDR_WRITE AR_BIT(1)
#define MII_ADDR_REG_SHIFT 6
#define MII_ADDR_PHY_SHIFT 11
#define MII_DATA_SHIFT 0
#define FLOW_CONTROL_FCE AR_BIT(1)
#define DMA_BUS_MODE_SWR AR_BIT(0) /* software reset */
#define DMA_BUS_MODE_BLE AR_BIT(7) /* big endian mode */
#define DMA_BUS_MODE_PBL_SHIFT 8 /* programmable burst length 32 */
#define DMA_BUS_MODE_DBO AR_BIT(20) /* big-endian descriptors */
#define DMA_STATUS_TI AR_BIT(0) /* transmit interrupt */
#define DMA_STATUS_TPS AR_BIT(1) /* transmit process stopped */
#define DMA_STATUS_TU AR_BIT(2) /* transmit buffer unavailable */
#define DMA_STATUS_TJT AR_BIT(3) /* transmit buffer timeout */
#define DMA_STATUS_UNF AR_BIT(5) /* transmit underflow */
#define DMA_STATUS_RI AR_BIT(6) /* receive interrupt */
#define DMA_STATUS_RU AR_BIT(7) /* receive buffer unavailable */
#define DMA_STATUS_RPS AR_BIT(8) /* receive process stopped */
#define DMA_STATUS_ETI AR_BIT(10) /* early transmit interrupt */
#define DMA_STATUS_FBE AR_BIT(13) /* fatal bus interrupt */
#define DMA_STATUS_ERI AR_BIT(14) /* early receive interrupt */
#define DMA_STATUS_AIS AR_BIT(15) /* abnormal interrupt summary */
#define DMA_STATUS_NIS AR_BIT(16) /* normal interrupt summary */
#define DMA_STATUS_RS_SHIFT 17 /* receive process state */
#define DMA_STATUS_TS_SHIFT 20 /* transmit process state */
#define DMA_STATUS_EB_SHIFT 23 /* error bits */
#define DMA_CONTROL_SR AR_BIT(1) /* start receive */
#define DMA_CONTROL_ST AR_BIT(13) /* start transmit */
#define DMA_CONTROL_SF AR_BIT(21) /* store and forward */
typedef struct {
volatile unsigned int status; // OWN, Device control and status.
volatile unsigned int devcs; // pkt Control bits + Length
volatile unsigned int addr; // Current Address.
volatile unsigned int descr; // Next descriptor in chain.
} ar2313_descr_t;
#endif // __ARUBA_DMA_H__
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