diff options
| author | Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> | 2024-01-12 12:53:13 +0000 |
|---|---|---|
| committer | Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> | 2024-02-13 19:37:27 +0000 |
| commit | c5bd505524303bd8cb9eaf5d44ca7e1713d27f90 (patch) | |
| tree | 69f7c0feb364067845fe067a6a02d2fb9d4afa74 /hw | |
| parent | 6b7b0030fb5c9275d5e4afa67264c6ce458afef3 (diff) | |
| download | qemu-c5bd505524303bd8cb9eaf5d44ca7e1713d27f90.zip qemu-c5bd505524303bd8cb9eaf5d44ca7e1713d27f90.tar.gz qemu-c5bd505524303bd8cb9eaf5d44ca7e1713d27f90.tar.bz2 | |
esp.c: update condition for esp_dma_done() in esp_do_dma() to device path
Ensure that esp_dma_done() is only called when TC is zero, which is currently
always the case for DMA transfers.
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Tested-by: Helge Deller <deller@gmx.de>
Tested-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20240112125420.514425-22-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/scsi/esp.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/hw/scsi/esp.c b/hw/scsi/esp.c index 96723ef..06be9f2 100644 --- a/hw/scsi/esp.c +++ b/hw/scsi/esp.c @@ -725,9 +725,11 @@ static void esp_do_dma(ESPState *s) return; } - /* Partially filled a scsi buffer. Complete immediately. */ - esp_dma_done(s); - esp_lower_drq(s); + if (esp_get_tc(s) == 0) { + /* Partially filled a scsi buffer. Complete immediately. */ + esp_dma_done(s); + esp_lower_drq(s); + } } else { esp_set_pdma_cb(s, DO_DMA_PDMA_CB); esp_raise_drq(s); |