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Commit 254a0f41 authored by Rabin Vincent's avatar Rabin Vincent Committed by Jesper Nilsson
Browse files

CRISv10: delete unused lib/dmacopy.c 



This file is never built.

Signed-off-by: default avatarRabin Vincent <rabin@rab.in>
Signed-off-by: default avatarJesper Nilsson <jespern@axis.com>
parent c2ffc68a

arch/cris/arch-v10/lib/dmacopy.c

deleted100644 → 0
+0 −42
Original line number Diff line number Diff line 
/*

 * memcpy for large blocks, using memory-memory DMA channels 6 and 7 in Etrax

 */



#include <asm/svinto.h>

#include <asm/io.h>



#define D(x)



void *dma_memcpy(void *pdst,

		 const void *psrc,

		 unsigned int pn)

{

	static etrax_dma_descr indma, outdma;



	D(printk(KERN_DEBUG "dma_memcpy %d bytes... ", pn));



#if 0

	*R_GEN_CONFIG = genconfig_shadow =

		(genconfig_shadow & ~0x3c0000) |

		IO_STATE(R_GEN_CONFIG, dma6, intdma7) |

		IO_STATE(R_GEN_CONFIG, dma7, intdma6);

#endif

	indma.sw_len = outdma.sw_len = pn;

	indma.ctrl = d_eol | d_eop;

	outdma.ctrl = d_eol;

	indma.buf = psrc;

	outdma.buf = pdst;



	*R_DMA_CH6_FIRST = &indma;

	*R_DMA_CH7_FIRST = &outdma;

	*R_DMA_CH6_CMD = IO_STATE(R_DMA_CH6_CMD, cmd, start);

	*R_DMA_CH7_CMD = IO_STATE(R_DMA_CH7_CMD, cmd, start);



	while (*R_DMA_CH7_CMD == 1)

		/* wait for completion */;



	D(printk(KERN_DEBUG "done\n"));

}