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lsi: move current_dev into lsi_request 

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Gerd Hoffmann 2010-01-06 17:08:02 +01:00 committed by Anthony Liguori
parent af12ac9880
commit daa70311e0
1 changed files with 12 additions and 11 deletions
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23
hw/lsi53c895a.c
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@ -175,6 +175,7 @@ do { fprintf(stderr, "lsi_scsi: error: " fmt , ## __VA_ARGS__);} while (0)
typedef struct lsi_request {
uint32_t tag;
SCSIDevice *dev;
uint32_t pending;
int out;
QTAILQ_ENTRY(lsi_request) next;
@ -199,7 +200,7 @@ typedef struct {
* 3 if a DMA operation is in progress. */
int waiting;
SCSIBus bus;
SCSIDevice *current_dev;
SCSIDevice *select_dev;
int current_lun;
/* The tag is a combination of the device ID and the SCSI tag. */
uint32_t select_tag;
@ -533,8 +534,8 @@ static void lsi_do_dma(LSIState *s, int out)
s->dbc -= count;
if (s->dma_buf == NULL) {
s->dma_buf = s->current_dev->info->get_buf(s->current_dev,
s->current->tag);
s->dma_buf = s->current->dev->info->get_buf(s->current->dev,
s->current->tag);
}
/* ??? Set SFBR to first data byte. */
@ -548,10 +549,10 @@ static void lsi_do_dma(LSIState *s, int out)
s->dma_buf = NULL;
if (out) {
/* Write the data. */
s->current_dev->info->write_data(s->current_dev, s->current->tag);
s->current->dev->info->write_data(s->current->dev, s->current->tag);
} else {
/* Request any remaining data. */
s->current_dev->info->read_data(s->current_dev, s->current->tag);
s->current->dev->info->read_data(s->current->dev, s->current->tag);
}
} else {
s->dma_buf += count;
@ -610,7 +611,6 @@ static void lsi_reselect(LSIState *s, uint32_t tag)
s->sfbr = 1 << (id & 0x7);
}
DPRINTF("Reselected target %d\n", id);
s->current_dev = s->bus.devs[id];
s->scntl1 |= LSI_SCNTL1_CON;
lsi_set_phase(s, PHASE_MI);
s->msg_action = p->out ? 2 : 3;
@ -721,15 +721,16 @@ static void lsi_do_command(LSIState *s)
assert(s->current == NULL);
s->current = qemu_mallocz(sizeof(lsi_request));
s->current->tag = s->select_tag;
s->current->dev = s->select_dev;
n = s->current_dev->info->send_command(s->current_dev, s->current->tag, buf,
s->current_lun);
n = s->current->dev->info->send_command(s->current->dev, s->current->tag, buf,
s->current_lun);
if (n > 0) {
lsi_set_phase(s, PHASE_DI);
s->current_dev->info->read_data(s->current_dev, s->current->tag);
s->current->dev->info->read_data(s->current->dev, s->current->tag);
} else if (n < 0) {
lsi_set_phase(s, PHASE_DO);
s->current_dev->info->write_data(s->current_dev, s->current->tag);
s->current->dev->info->write_data(s->current->dev, s->current->tag);
}
if (!s->command_complete) {
@ -1096,7 +1097,7 @@ again:
/* ??? Linux drivers compain when this is set. Maybe
it only applies in low-level mode (unimplemented).
lsi_script_scsi_interrupt(s, LSI_SIST0_CMP, 0); */
s->current_dev = s->bus.devs[id];
s->select_dev = s->bus.devs[id];
s->select_tag = id << 8;
s->scntl1 |= LSI_SCNTL1_CON;
if (insn & (1 << 3)) {