/*
* Copyright (c) 2010 MINOURA Makoto.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
int
xxstrategy(void *arg, int rw, daddr_t dblk, size_t size,
void *buf, size_t *rsize)
{
/*
* dblk is (always?) in 512 bytes unit, even if CD (2048 byte/sect).
* size is in byte.
*
* On SCSI HD, the position specified in raw_read() (1st argument)
* counts from the beginning of the disk, not the beginning of the
* partition. On SCSI CD and floppy, SCSI_PARTTOP is zero.
*/
#if defined(XXBOOT_DEBUG)
IOCS_B_PRINT("xxstrategy ");
print_hex(dblk, 8);
IOCS_B_PRINT(" len=");
print_hex(size, 8);
IOCS_B_PRINT("\r\n");
#endif
if (size != 0) {
raw_read((uint32_t)(SCSI_PARTTOP + dblk), (uint32_t)size, buf);
}
if (rsize)
*rsize = size;
return 0;
}
int
xxioctl(struct open_file *f, u_long cmd, void *data)
{
