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[POWERPC] bestcomm: ATA task support

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This is the microcode for the ATA 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>
This commit is contained in:
Sylvain Munaut
2007-09-16 20:53:28 +10:00
committed by Grant Likely
parent 2f9ea1bde0
commit 9ea68df515
5 changed files with 267 additions and 0 deletions
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37
arch/powerpc/sysdev/bestcomm/ata.h Normal file
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/*
* Header for Bestcomm ATA task driver
*
*
* Copyright (C) 2006 Freescale - John Rigby
* Copyright (C) 2006 Sylvain Munaut <tnt@246tNt.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_ATA_H__
#define __BESTCOMM_ATA_H__
struct bcom_ata_bd {
u32 status;
u32 dst_pa;
u32 src_pa;
};
extern struct bcom_task *
bcom_ata_init(int queue_len, int maxbufsize);
extern void
bcom_ata_rx_prepare(struct bcom_task *tsk);
extern void
bcom_ata_tx_prepare(struct bcom_task *tsk);
extern void
bcom_ata_reset_bd(struct bcom_task *tsk);
#endif /* __BESTCOMM_ATA_H__ */