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[v2,02/11] next-cube.c: don't pulse SCSI DMA IRQ upon reception of FLUSH command

Message ID 20231220131641.592826-3-mark.cave-ayland@ilande.co.uk
State New
Headers show
Series next-cube: various tidy-ups and improvements | expand

Commit Message

Mark Cave-Ayland Dec. 20, 2023, 1:16 p.m. UTC 
Normally a DMA FLUSH command is used to ensure that data is completely written
to the device and/or memory, so remove the pulse of the SCSI DMA IRQ if a DMA
FLUSH command is received. This enables the NeXT ROM monitor to start to load
from a SCSI disk.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Thomas Huth <huth@tuxfamily.org>
---
 hw/m68k/next-cube.c | 1 -
 1 file changed, 1 deletion(-)
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Patch

diff --git a/hw/m68k/next-cube.c b/hw/m68k/next-cube.c
index feeda23475..87ddaf4329 100644
--- a/hw/m68k/next-cube.c
+++ b/hw/m68k/next-cube.c
@@ -473,7 +473,6 @@  static void scr_writeb(NeXTPC *s, hwaddr addr, uint32_t value)
             DPRINTF("SCSICSR FIFO Flush\n");
             /* will have to add another irq to the esp if this is needed */
             /* esp_puflush_fifo(esp_g); */
-            qemu_irq_pulse(s->scsi_dma);
         }
 
         if (value & SCSICSR_ENABLE) {