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| author | Sylvain Munaut <tnt@246tNt.com> | 2007-09-16 10:53:29 (GMT) |
|---|---|---|
| committer | Grant Likely <grant.likely@secretlab.ca> | 2007-10-16 23:09:49 (GMT) |
| commit | ba11c79aba8d8e9faf556a32bb8b414b4a846ac7 (patch) | |
| tree | c5eff26bd39a2e3e217fdf6ad7bda90196a34e14 /arch/powerpc/sysdev/bestcomm/fec.h | |
| parent | 9ea68df515392a556388f12c876ca74654e37483 (diff) | |
| download | linux-ba11c79aba8d8e9faf556a32bb8b414b4a846ac7.tar.xz | |
[POWERPC] bestcomm: FEC task support
This is the microcode for the FEC task and the associated
support code.
The microcode itself comes directly from the offical
API (v2.2)
Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Diffstat (limited to 'arch/powerpc/sysdev/bestcomm/fec.h')
| -rw-r--r-- | arch/powerpc/sysdev/bestcomm/fec.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/arch/powerpc/sysdev/bestcomm/fec.h b/arch/powerpc/sysdev/bestcomm/fec.h new file mode 100644 index 0000000..ee565d9 --- /dev/null +++ b/arch/powerpc/sysdev/bestcomm/fec.h @@ -0,0 +1,61 @@ +/* + * Header for Bestcomm FEC tasks driver + * + * + * Copyright (C) 2006-2007 Sylvain Munaut <tnt@246tNt.com> + * Copyright (C) 2003-2004 MontaVista, Software, Inc. + * ( by Dale Farnsworth <dfarnsworth@mvista.com> ) + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + */ + +#ifndef __BESTCOMM_FEC_H__ +#define __BESTCOMM_FEC_H__ + + +struct bcom_fec_bd { + u32 status; + u32 skb_pa; +}; + +#define BCOM_FEC_TX_BD_TFD 0x08000000ul /* transmit frame done */ +#define BCOM_FEC_TX_BD_TC 0x04000000ul /* transmit CRC */ +#define BCOM_FEC_TX_BD_ABC 0x02000000ul /* append bad CRC */ + +#define BCOM_FEC_RX_BD_L 0x08000000ul /* buffer is last in frame */ +#define BCOM_FEC_RX_BD_BC 0x00800000ul /* DA is broadcast */ +#define BCOM_FEC_RX_BD_MC 0x00400000ul /* DA is multicast and not broadcast */ +#define BCOM_FEC_RX_BD_LG 0x00200000ul /* Rx frame length violation */ +#define BCOM_FEC_RX_BD_NO 0x00100000ul /* Rx non-octet aligned frame */ +#define BCOM_FEC_RX_BD_CR 0x00040000ul /* Rx CRC error */ +#define BCOM_FEC_RX_BD_OV 0x00020000ul /* overrun */ +#define BCOM_FEC_RX_BD_TR 0x00010000ul /* Rx frame truncated */ +#define BCOM_FEC_RX_BD_LEN_MASK 0x000007fful /* mask for length of received frame */ +#define BCOM_FEC_RX_BD_ERRORS (BCOM_FEC_RX_BD_LG | BCOM_FEC_RX_BD_NO | \ + BCOM_FEC_RX_BD_CR | BCOM_FEC_RX_BD_OV | BCOM_FEC_RX_BD_TR) + + +extern struct bcom_task * +bcom_fec_rx_init(int queue_len, phys_addr_t fifo, int maxbufsize); + +extern int +bcom_fec_rx_reset(struct bcom_task *tsk); + +extern void +bcom_fec_rx_release(struct bcom_task *tsk); + + +extern struct bcom_task * +bcom_fec_tx_init(int queue_len, phys_addr_t fifo); + +extern int +bcom_fec_tx_reset(struct bcom_task *tsk); + +extern void +bcom_fec_tx_release(struct bcom_task *tsk); + + +#endif /* __BESTCOMM_FEC_H__ */ + |