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#include <u.h>
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#include <libc.h>
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#include <disk.h>
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#include "scsireq.h"
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long
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SReinitialise(ScsiReq *rp)
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{
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	uchar cmd[6];
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	memset(cmd, 0, sizeof(cmd));
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	cmd[0] = ScmdEInitialise;
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	rp->cmd.p = cmd;
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	rp->cmd.count = sizeof(cmd);
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	rp->data.p = cmd;
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	rp->data.count = 0;
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	rp->data.write = 1;
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	return SRrequest(rp);
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}
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long
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SRmmove(ScsiReq *rp, int transport, int source, int destination, int invert)
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{
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	uchar cmd[12];
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	memset(cmd, 0, sizeof(cmd));
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	cmd[0] = ScmdMMove;
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	cmd[2] = transport>>8;
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	cmd[3] = transport;
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	cmd[4] = source>>8;
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	cmd[5] = source;
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	cmd[6] = destination>>8;
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	cmd[7] = destination;
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	cmd[10] = invert & 0x01;
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	rp->cmd.p = cmd;
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	rp->cmd.count = sizeof(cmd);
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	rp->data.p = cmd;
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	rp->data.count = 0;
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	rp->data.write = 1;
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	return SRrequest(rp);
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}
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long
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SRestatus(ScsiReq *rp, uchar type, uchar *list, int nbytes)
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{
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	uchar cmd[12];
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	memset(cmd, 0, sizeof(cmd));
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	cmd[0] = ScmdEStatus;
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	cmd[1] = type & 0x07;
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	cmd[4] = 0xFF;
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	cmd[5] = 0xFF;
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	cmd[7] = nbytes>>16;
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	cmd[8] = nbytes>>8;
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	cmd[9] = nbytes;
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	rp->cmd.p = cmd;
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	rp->cmd.count = sizeof(cmd);
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	rp->data.p = list;
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	rp->data.count = nbytes;
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	rp->data.write = 0;
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	return SRrequest(rp);
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}