diff options
| -rw-r--r-- | hw/m68k/q800.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/hw/m68k/q800.c b/hw/m68k/q800.c index 491f283a17..6817c8b5d1 100644 --- a/hw/m68k/q800.c +++ b/hw/m68k/q800.c @@ -334,11 +334,8 @@ static void q800_init(MachineState *machine) prom = memory_region_get_ram_ptr(dp8393x_prom); checksum = 0; for (i = 0; i < 6; i++) { - prom[i] = nd_table[0].macaddr.a[i]; - checksum += prom[i]; - if (checksum > 0xff) { - checksum = (checksum + 1) & 0xff; - } + prom[i] = bitrev8(nd_table[0].macaddr.a[i]); + checksum ^= prom[i]; } prom[7] = 0xff - checksum; |