summaryrefslogtreecommitdiffstats
path: root/hw/ide/core.c
diff options
context:
space:
mode:
Diffstat (limited to 'hw/ide/core.c')
-rw-r--r--hw/ide/core.c101
1 files changed, 51 insertions, 50 deletions
diff --git a/hw/ide/core.c b/hw/ide/core.c
index db191a6c3e..b48127f921 100644
--- a/hw/ide/core.c
+++ b/hw/ide/core.c
@@ -420,6 +420,7 @@ BlockDriverAIOCB *ide_issue_trim(BlockDriverState *bs,
static inline void ide_abort_command(IDEState *s)
{
+ ide_transfer_stop(s);
s->status = READY_STAT | ERR_STAT;
s->error = ABRT_ERR;
}
@@ -434,7 +435,16 @@ void ide_transfer_start(IDEState *s, uint8_t *buf, int size,
if (!(s->status & ERR_STAT)) {
s->status |= DRQ_STAT;
}
- s->bus->dma->ops->start_transfer(s->bus->dma);
+ if (s->bus->dma->ops->start_transfer) {
+ s->bus->dma->ops->start_transfer(s->bus->dma);
+ }
+}
+
+static void ide_cmd_done(IDEState *s)
+{
+ if (s->bus->dma->ops->cmd_done) {
+ s->bus->dma->ops->cmd_done(s->bus->dma);
+ }
}
void ide_transfer_stop(IDEState *s)
@@ -443,6 +453,7 @@ void ide_transfer_stop(IDEState *s)
s->data_ptr = s->io_buffer;
s->data_end = s->io_buffer;
s->status &= ~DRQ_STAT;
+ ide_cmd_done(s);
}
int64_t ide_get_sector(IDEState *s)
@@ -521,8 +532,8 @@ static void ide_sector_read_cb(void *opaque, int ret)
bdrv_acct_done(s->bs, &s->acct);
if (ret != 0) {
- if (ide_handle_rw_error(s, -ret, BM_STATUS_PIO_RETRY |
- BM_STATUS_RETRY_READ)) {
+ if (ide_handle_rw_error(s, -ret, IDE_RETRY_PIO |
+ IDE_RETRY_READ)) {
return;
}
}
@@ -585,39 +596,32 @@ static void dma_buf_commit(IDEState *s)
qemu_sglist_destroy(&s->sg);
}
-static void ide_async_cmd_done(IDEState *s)
-{
- if (s->bus->dma->ops->async_cmd_done) {
- s->bus->dma->ops->async_cmd_done(s->bus->dma);
- }
-}
-
-void ide_set_inactive(IDEState *s)
+void ide_set_inactive(IDEState *s, bool more)
{
s->bus->dma->aiocb = NULL;
- s->bus->dma->ops->set_inactive(s->bus->dma);
- ide_async_cmd_done(s);
+ if (s->bus->dma->ops->set_inactive) {
+ s->bus->dma->ops->set_inactive(s->bus->dma, more);
+ }
+ ide_cmd_done(s);
}
void ide_dma_error(IDEState *s)
{
- ide_transfer_stop(s);
- s->error = ABRT_ERR;
- s->status = READY_STAT | ERR_STAT;
- ide_set_inactive(s);
+ ide_abort_command(s);
+ ide_set_inactive(s, false);
ide_set_irq(s->bus);
}
static int ide_handle_rw_error(IDEState *s, int error, int op)
{
- bool is_read = (op & BM_STATUS_RETRY_READ) != 0;
+ bool is_read = (op & IDE_RETRY_READ) != 0;
BlockErrorAction action = bdrv_get_error_action(s->bs, is_read, error);
if (action == BLOCK_ERROR_ACTION_STOP) {
s->bus->dma->ops->set_unit(s->bus->dma, s->unit);
s->bus->error_status = op;
} else if (action == BLOCK_ERROR_ACTION_REPORT) {
- if (op & BM_STATUS_DMA_RETRY) {
+ if (op & IDE_RETRY_DMA) {
dma_buf_commit(s);
ide_dma_error(s);
} else {
@@ -636,12 +640,12 @@ void ide_dma_cb(void *opaque, int ret)
bool stay_active = false;
if (ret < 0) {
- int op = BM_STATUS_DMA_RETRY;
+ int op = IDE_RETRY_DMA;
if (s->dma_cmd == IDE_DMA_READ)
- op |= BM_STATUS_RETRY_READ;
+ op |= IDE_RETRY_READ;
else if (s->dma_cmd == IDE_DMA_TRIM)
- op |= BM_STATUS_RETRY_TRIM;
+ op |= IDE_RETRY_TRIM;
if (ide_handle_rw_error(s, -ret, op)) {
return;
@@ -688,7 +692,8 @@ void ide_dma_cb(void *opaque, int ret)
sector_num, n, s->dma_cmd);
#endif
- if (!ide_sect_range_ok(s, sector_num, n)) {
+ if ((s->dma_cmd == IDE_DMA_READ || s->dma_cmd == IDE_DMA_WRITE) &&
+ !ide_sect_range_ok(s, sector_num, n)) {
dma_buf_commit(s);
ide_dma_error(s);
return;
@@ -715,10 +720,7 @@ eot:
if (s->dma_cmd == IDE_DMA_READ || s->dma_cmd == IDE_DMA_WRITE) {
bdrv_acct_done(s->bs, &s->acct);
}
- ide_set_inactive(s);
- if (stay_active) {
- s->bus->dma->ops->add_status(s->bus->dma, BM_STATUS_DMAING);
- }
+ ide_set_inactive(s, stay_active);
}
static void ide_sector_start_dma(IDEState *s, enum ide_dma_cmd dma_cmd)
@@ -741,7 +743,14 @@ static void ide_sector_start_dma(IDEState *s, enum ide_dma_cmd dma_cmd)
break;
}
- s->bus->dma->ops->start_dma(s->bus->dma, s, ide_dma_cb);
+ ide_start_dma(s, ide_dma_cb);
+}
+
+void ide_start_dma(IDEState *s, BlockDriverCompletionFunc *cb)
+{
+ if (s->bus->dma->ops->start_dma) {
+ s->bus->dma->ops->start_dma(s->bus->dma, s, cb);
+ }
}
static void ide_sector_write_timer_cb(void *opaque)
@@ -761,7 +770,7 @@ static void ide_sector_write_cb(void *opaque, int ret)
s->status &= ~BUSY_STAT;
if (ret != 0) {
- if (ide_handle_rw_error(s, -ret, BM_STATUS_PIO_RETRY)) {
+ if (ide_handle_rw_error(s, -ret, IDE_RETRY_PIO)) {
return;
}
}
@@ -831,16 +840,20 @@ static void ide_flush_cb(void *opaque, int ret)
{
IDEState *s = opaque;
+ s->pio_aiocb = NULL;
+
if (ret < 0) {
/* XXX: What sector number to set here? */
- if (ide_handle_rw_error(s, -ret, BM_STATUS_RETRY_FLUSH)) {
+ if (ide_handle_rw_error(s, -ret, IDE_RETRY_FLUSH)) {
return;
}
}
- bdrv_acct_done(s->bs, &s->acct);
+ if (s->bs) {
+ bdrv_acct_done(s->bs, &s->acct);
+ }
s->status = READY_STAT | SEEK_STAT;
- ide_async_cmd_done(s);
+ ide_cmd_done(s);
ide_set_irq(s->bus);
}
@@ -853,7 +866,7 @@ void ide_flush_cache(IDEState *s)
s->status |= BUSY_STAT;
bdrv_acct_start(s->bs, &s->acct, 0, BDRV_ACCT_FLUSH);
- bdrv_aio_flush(s->bs, ide_flush_cb, s);
+ s->pio_aiocb = bdrv_aio_flush(s->bs, ide_flush_cb, s);
}
static void ide_cfata_metadata_inquiry(IDEState *s)
@@ -1764,6 +1777,7 @@ void ide_exec_cmd(IDEBus *bus, uint32_t val)
s->status |= SEEK_STAT;
}
+ ide_cmd_done(s);
ide_set_irq(s->bus);
}
}
@@ -2086,7 +2100,9 @@ void ide_bus_reset(IDEBus *bus)
}
/* reset dma provider too */
- bus->dma->ops->reset(bus->dma);
+ if (bus->dma->ops->reset) {
+ bus->dma->ops->reset(bus->dma);
+ }
}
static bool ide_cd_is_tray_open(void *opaque)
@@ -2196,16 +2212,6 @@ static void ide_init1(IDEBus *bus, int unit)
ide_sector_write_timer_cb, s);
}
-static void ide_nop_start(IDEDMA *dma, IDEState *s,
- BlockDriverCompletionFunc *cb)
-{
-}
-
-static int ide_nop(IDEDMA *dma)
-{
- return 0;
-}
-
static int ide_nop_int(IDEDMA *dma, int x)
{
return 0;
@@ -2216,15 +2222,10 @@ static void ide_nop_restart(void *opaque, int x, RunState y)
}
static const IDEDMAOps ide_dma_nop_ops = {
- .start_dma = ide_nop_start,
- .start_transfer = ide_nop,
.prepare_buf = ide_nop_int,
.rw_buf = ide_nop_int,
.set_unit = ide_nop_int,
- .add_status = ide_nop_int,
- .set_inactive = ide_nop,
.restart_cb = ide_nop_restart,
- .reset = ide_nop,
};
static IDEDMA ide_dma_nop = {
@@ -2341,7 +2342,7 @@ static bool ide_drive_pio_state_needed(void *opaque)
IDEState *s = opaque;
return ((s->status & DRQ_STAT) != 0)
- || (s->bus->error_status & BM_STATUS_PIO_RETRY);
+ || (s->bus->error_status & IDE_RETRY_PIO);
}
static bool ide_tray_state_needed(void *opaque)
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2025-01-21 04:20:57 +0100