From: Hervé Poussineau <hpoussin@reactos.org>
Date: Mon, 9 Jul 2012 10:02:23 +0000 (+0200)
Subject: esp: delay Transfer Information command if dma is not enabled
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=7246e160763306d254772353adb8e0836c3eac5b;p=qemu.git

esp: delay Transfer Information command if dma is not enabled

The same mechanism is already in place for some select commands.

Signed-off-by: Hervé Poussineau <hpoussin@reactos.org>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
---

diff --git a/hw/esp.c b/hw/esp.c
index aff8de6839..ac91f00351 100644
--- a/hw/esp.c
+++ b/hw/esp.c
@@ -435,6 +435,11 @@ static void handle_ti(ESPState *s)
 {
     uint32_t dmalen, minlen;
 
+    if (s->dma && !s->dma_enabled) {
+        s->dma_cb = handle_ti;
+        return;
+    }
+
     dmalen = s->rregs[ESP_TCLO] | (s->rregs[ESP_TCMID] << 8);
     if (dmalen==0) {
       dmalen=0x10000;