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authorScott Wood <scottwood@freescale.com>2013-01-21 15:53:52 +0000
committerAlexander Graf <agraf@suse.de>2013-01-25 22:02:56 +0100
commit03274d44f655f7b822e845e79fa32b261cdb0774 (patch)
tree682fbf16771bfd94a451315071c083f9dd4f57cd /hw/openpic.c
parentf40c360c0da020a1a478f8e60dd205d7412bc315 (diff)
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openpic: fix timer address decoding
The timer memory range begins at 0x10f0, so that address 0x1120 shows up as 0x30, 0x1130 shows up as 0x40, etc. However, the address decoding (other than TFRR) is not adjusted for this, causing the wrong registers to be accessed. Signed-off-by: Scott Wood <scottwood@freescale.com> Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'hw/openpic.c')
-rw-r--r--hw/openpic.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/hw/openpic.c b/hw/openpic.c
index a4488c2..0a4379f 100644
--- a/hw/openpic.c
+++ b/hw/openpic.c
@@ -792,19 +792,23 @@ static void openpic_tmr_write(void *opaque, hwaddr addr, uint64_t val,
OpenPICState *opp = opaque;
int idx;
+ addr += 0x10f0;
+
DPRINTF("%s: addr %#" HWADDR_PRIx " <= %08" PRIx64 "\n",
__func__, addr, val);
if (addr & 0xF) {
return;
}
- idx = (addr >> 6) & 0x3;
- addr = addr & 0x30;
- if (addr == 0x0) {
+ if (addr == 0x10f0) {
/* TFRR */
opp->tfrr = val;
return;
}
+
+ idx = (addr >> 6) & 0x3;
+ addr = addr & 0x30;
+
switch (addr & 0x30) {
case 0x00: /* TCCR */
break;