| Sylvain Munaut | ba11c79 | 2007-09-16 20:53:29 +1000 | [diff] [blame] | 1 | /* |
| 2 | * Header for Bestcomm FEC tasks driver |
| 3 | * |
| 4 | * |
| 5 | * Copyright (C) 2006-2007 Sylvain Munaut <tnt@246tNt.com> |
| 6 | * Copyright (C) 2003-2004 MontaVista, Software, Inc. |
| 7 | * ( by Dale Farnsworth <dfarnsworth@mvista.com> ) |
| 8 | * |
| 9 | * This file is licensed under the terms of the GNU General Public License |
| 10 | * version 2. This program is licensed "as is" without any warranty of any |
| 11 | * kind, whether express or implied. |
| 12 | */ |
| 13 | |
| 14 | #ifndef __BESTCOMM_FEC_H__ |
| 15 | #define __BESTCOMM_FEC_H__ |
| 16 | |
| 17 | |
| 18 | struct bcom_fec_bd { |
| 19 | u32 status; |
| 20 | u32 skb_pa; |
| 21 | }; |
| 22 | |
| 23 | #define BCOM_FEC_TX_BD_TFD 0x08000000ul /* transmit frame done */ |
| 24 | #define BCOM_FEC_TX_BD_TC 0x04000000ul /* transmit CRC */ |
| 25 | #define BCOM_FEC_TX_BD_ABC 0x02000000ul /* append bad CRC */ |
| 26 | |
| 27 | #define BCOM_FEC_RX_BD_L 0x08000000ul /* buffer is last in frame */ |
| 28 | #define BCOM_FEC_RX_BD_BC 0x00800000ul /* DA is broadcast */ |
| 29 | #define BCOM_FEC_RX_BD_MC 0x00400000ul /* DA is multicast and not broadcast */ |
| 30 | #define BCOM_FEC_RX_BD_LG 0x00200000ul /* Rx frame length violation */ |
| 31 | #define BCOM_FEC_RX_BD_NO 0x00100000ul /* Rx non-octet aligned frame */ |
| 32 | #define BCOM_FEC_RX_BD_CR 0x00040000ul /* Rx CRC error */ |
| 33 | #define BCOM_FEC_RX_BD_OV 0x00020000ul /* overrun */ |
| 34 | #define BCOM_FEC_RX_BD_TR 0x00010000ul /* Rx frame truncated */ |
| 35 | #define BCOM_FEC_RX_BD_LEN_MASK 0x000007fful /* mask for length of received frame */ |
| 36 | #define BCOM_FEC_RX_BD_ERRORS (BCOM_FEC_RX_BD_LG | BCOM_FEC_RX_BD_NO | \ |
| 37 | BCOM_FEC_RX_BD_CR | BCOM_FEC_RX_BD_OV | BCOM_FEC_RX_BD_TR) |
| 38 | |
| 39 | |
| 40 | extern struct bcom_task * |
| 41 | bcom_fec_rx_init(int queue_len, phys_addr_t fifo, int maxbufsize); |
| 42 | |
| 43 | extern int |
| 44 | bcom_fec_rx_reset(struct bcom_task *tsk); |
| 45 | |
| 46 | extern void |
| 47 | bcom_fec_rx_release(struct bcom_task *tsk); |
| 48 | |
| 49 | |
| 50 | extern struct bcom_task * |
| 51 | bcom_fec_tx_init(int queue_len, phys_addr_t fifo); |
| 52 | |
| 53 | extern int |
| 54 | bcom_fec_tx_reset(struct bcom_task *tsk); |
| 55 | |
| 56 | extern void |
| 57 | bcom_fec_tx_release(struct bcom_task *tsk); |
| 58 | |
| 59 | |
| 60 | #endif /* __BESTCOMM_FEC_H__ */ |
| 61 | |