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Fix bugs in the ATAPI cdrom driver, by Brandon Philips.

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3124 c046a42c-6fe2-441c-8c8c-71466251a162
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ths 2007-08-19 21:46:53 +00:00
parent c0009975ca
commit 7603d1568e
1 changed files with 3 additions and 1 deletions
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2
hw/ide.c
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@ -671,6 +671,7 @@ static void ide_transfer_start(IDEState *s, uint8_t *buf, int size,
s->end_transfer_func = end_transfer_func; s->end_transfer_func = end_transfer_func;
s->data_ptr = buf; s->data_ptr = buf;
s->data_end = buf + size; s->data_end = buf + size;
if (!(s->status & ERR_STAT))
s->status |= DRQ_STAT; s->status |= DRQ_STAT;
} }
@ -1969,6 +1970,7 @@ static void ide_ioport_write(void *opaque, uint32_t addr, uint32_t val)
/* overlapping commands not supported */ /* overlapping commands not supported */
if (s->feature & 0x02) if (s->feature & 0x02)
goto abort_cmd; goto abort_cmd;
s->status = READY_STAT;
s->atapi_dma = s->feature & 1; s->atapi_dma = s->feature & 1;
s->nsector = 1; s->nsector = 1;
ide_transfer_start(s, s->io_buffer, ATAPI_PACKET_SIZE, ide_transfer_start(s, s->io_buffer, ATAPI_PACKET_SIZE,