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authorMark Cave-Ayland <mark.cave-ayland@ilande.co.uk>2018-03-05 21:51:13 +0000
committerDavid Gibson <david@gibson.dropbear.id.au>2018-03-06 13:16:29 +1100
commit9d9769c2082bc0bdb88d0f138c5aae562b0c1826 (patch)
treeb710822543d0a844e3198a671275546f1566a803 /hw/input/adb-mouse.c
parent8d622594201286ddbb9e2dbf32a9e65c060ed4ed (diff)
downloadqemu-9d9769c2082bc0bdb88d0f138c5aae562b0c1826.tar.gz
adb: add trace-events for monitoring keyboard/mouse during bus enumeration
This is useful to help diagnose problems related to address clashes during MacOS 9 boot. Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'hw/input/adb-mouse.c')
-rw-r--r--hw/input/adb-mouse.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/hw/input/adb-mouse.c b/hw/input/adb-mouse.c
index 47e88faf25..3ba6027d33 100644
--- a/hw/input/adb-mouse.c
+++ b/hw/input/adb-mouse.c
@@ -118,6 +118,7 @@ static int adb_mouse_request(ADBDevice *d, uint8_t *obuf,
s->dx = 0;
s->dy = 0;
s->dz = 0;
+ trace_adb_mouse_flush();
return 0;
}
@@ -138,6 +139,7 @@ static int adb_mouse_request(ADBDevice *d, uint8_t *obuf,
case ADB_CMD_CHANGE_ID_AND_ACT:
case ADB_CMD_CHANGE_ID_AND_ENABLE:
d->devaddr = buf[1] & 0xf;
+ trace_adb_mouse_request_change_addr(d->devaddr);
break;
default:
d->devaddr = buf[1] & 0xf;
@@ -155,6 +157,9 @@ static int adb_mouse_request(ADBDevice *d, uint8_t *obuf,
if (buf[2] == 1 || buf[2] == 2) {
d->handler = buf[2];
}
+
+ trace_adb_mouse_request_change_addr_and_handler(d->devaddr,
+ d->handler);
break;
}
}