From: Aurelien Jarno <aurelien@aurel32.net>
To: qemu-devel@nongnu.org
Subject: [Qemu-devel] [4182] Implement break for the pl011, based on a patch from Jason Wessel.
Date: Tue, 08 Apr 2008 19:51:44 +0000 [thread overview]
Message-ID: <E1JjJr6-00089k-1i@cvs.savannah.gnu.org> (raw)
Revision: 4182
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=4182
Author: aurel32
Date: 2008-04-08 19:51:43 +0000 (Tue, 08 Apr 2008)
Log Message:
-----------
Implement break for the pl011, based on a patch from Jason Wessel.
Modified Paths:
--------------
trunk/hw/pl011.c
Modified: trunk/hw/pl011.c
===================================================================
--- trunk/hw/pl011.c 2008-04-08 19:51:36 UTC (rev 4181)
+++ trunk/hw/pl011.c 2008-04-08 19:51:43 UTC (rev 4182)
@@ -195,7 +195,7 @@
return s->read_count < 1;
}
-static void pl011_receive(void *opaque, const uint8_t *buf, int size)
+static void pl011_put_fifo(void *opaque, uint32_t value)
{
pl011_state *s = (pl011_state *)opaque;
int slot;
@@ -203,7 +203,7 @@
slot = s->read_pos + s->read_count;
if (slot >= 16)
slot -= 16;
- s->read_fifo[slot] = *buf;
+ s->read_fifo[slot] = value;
s->read_count++;
s->flags &= ~PL011_FLAG_RXFE;
if (s->cr & 0x10 || s->read_count == 16) {
@@ -215,9 +215,15 @@
}
}
+static void pl011_receive(void *opaque, const uint8_t *buf, int size)
+{
+ pl011_put_fifo(opaque, *buf);
+}
+
static void pl011_event(void *opaque, int event)
{
- /* ??? Should probably implement break. */
+ if (event == CHR_EVENT_BREAK)
+ pl011_put_fifo(opaque, 0x400);
}
static CPUReadMemoryFunc *pl011_readfn[] = {
reply other threads:[~2008-04-08 19:51 UTC|newest]
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