diff options
Diffstat (limited to 'target/linux/atheros/files/drivers/net/ar2313/dma.h')
| -rw-r--r-- | target/linux/atheros/files/drivers/net/ar2313/dma.h | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/target/linux/atheros/files/drivers/net/ar2313/dma.h b/target/linux/atheros/files/drivers/net/ar2313/dma.h new file mode 100644 index 000000000..113827047 --- /dev/null +++ b/target/linux/atheros/files/drivers/net/ar2313/dma.h @@ -0,0 +1,142 @@ +#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__ |