From: Mark Cave-Ayland <mark.cave-ayl...@ilande.co.uk>
Whilst working on the previous patch, the existing comment was not enough to
document when the TI command codepath was being used. Update and improve the
comment accordingly.
Signed-off-by: Mark Cave-Ayland <mark.cave-ayl...@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <phi...@linaro.org>
Tested-by: Philippe Mathieu-Daudé <phi...@linaro.org>
Message-ID: <20250711204636.542964-3-mark.cave-ayl...@ilande.co.uk>
Signed-off-by: Philippe Mathieu-Daudé <phi...@linaro.org>
---
hw/scsi/esp.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/hw/scsi/esp.c b/hw/scsi/esp.c
index 9181c8810fb..62ba4061492 100644
--- a/hw/scsi/esp.c
+++ b/hw/scsi/esp.c
@@ -1029,8 +1029,9 @@ void esp_transfer_data(SCSIRequest *req, uint32_t len)
case CMD_TI | CMD_DMA:
case CMD_TI:
/*
- * Bus service interrupt raised because of initial change to
- * DATA phase
+ * If the final COMMAND phase data was transferred using a TI
+ * command, clear ESP_CMD to terminate the TI command and raise
+ * the completion interrupt
*/
s->rregs[ESP_CMD] = 0;
s->rregs[ESP_RINTR] |= INTR_BS;
--
2.49.0
