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authorbellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>2006-06-14 12:41:34 +0000
committerbellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>2006-06-14 12:41:34 +0000
commit180b700dc7227d454d30656662912c79ffc3a62f (patch)
treed585f0d8f553bc3610fe24d44ebbfc349a396323 /hw/m48t59.c
parent55e4f6644e32bfb8fe84c8b8eab95ec5984679cf (diff)
downloadhqemu-180b700dc7227d454d30656662912c79ffc3a62f.zip
hqemu-180b700dc7227d454d30656662912c79ffc3a62f.tar.gz
clock year fix for sparc (Blue Swirl)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1963 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'hw/m48t59.c')
-rw-r--r--hw/m48t59.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/hw/m48t59.c b/hw/m48t59.c
index 81e64e4..daa1c52 100644
--- a/hw/m48t59.c
+++ b/hw/m48t59.c
@@ -332,7 +332,10 @@ void m48t59_write (m48t59_t *NVRAM, uint32_t addr, uint32_t val)
tmp = fromBCD(val);
if (tmp >= 0 && tmp <= 99) {
get_time(NVRAM, &tm);
- tm.tm_year = fromBCD(val);
+ if (NVRAM->type == 8)
+ tm.tm_year = fromBCD(val) + 68; // Base year is 1968
+ else
+ tm.tm_year = fromBCD(val);
set_time(NVRAM, &tm);
}
break;
@@ -421,7 +424,10 @@ uint32_t m48t59_read (m48t59_t *NVRAM, uint32_t addr)
case 0x1FFF:
/* year */
get_time(NVRAM, &tm);
- retval = toBCD(tm.tm_year);
+ if (NVRAM->type == 8)
+ retval = toBCD(tm.tm_year - 68); // Base year is 1968
+ else
+ retval = toBCD(tm.tm_year);
break;
default:
/* Check lock registers state */
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