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esp: implement FIFO flush command
author
Mark Cave-Ayland
<mark.cave-ayland@ilande.co.uk>
Thu, 4 Mar 2021 22:10:52 +0000
(22:10 +0000)
committer
Mark Cave-Ayland
<mark.cave-ayland@ilande.co.uk>
Sun, 7 Mar 2021 10:39:05 +0000
(10:39 +0000)
At this point it is now possible to properly implement the FIFO flush command
without causing guest errors.
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <
20210304221103
.6369-32-mark.cave-ayland@ilande.co.uk>
hw/scsi/esp.c
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diff --git
a/hw/scsi/esp.c
b/hw/scsi/esp.c
index
2dded90
..
6aae6f9
100644
(file)
--- a/
hw/scsi/esp.c
+++ b/
hw/scsi/esp.c
@@
-769,6
+769,8
@@
void esp_reg_write(ESPState *s, uint32_t saddr, uint64_t val)
case CMD_FLUSH:
trace_esp_mem_writeb_cmd_flush(val);
/*s->ti_size = 0;*/
+ s->ti_wptr = 0;
+ s->ti_rptr = 0;
s->rregs[ESP_RINTR] = INTR_FC;
s->rregs[ESP_RSEQ] = 0;
s->rregs[ESP_RFLAGS] = 0;