diff options
| -rw-r--r-- | hw/isa/vt82c686.c | 47 |
1 files changed, 23 insertions, 24 deletions
diff --git a/hw/isa/vt82c686.c b/hw/isa/vt82c686.c index eebaa0d444..2f69b4d531 100644 --- a/hw/isa/vt82c686.c +++ b/hw/isa/vt82c686.c @@ -258,33 +258,32 @@ static void superio_cfg_write(void *opaque, hwaddr addr, uint64_t data, { SuperIOConfig *sc = opaque; uint8_t idx = sc->regs[0]; + bool can_write = true; if (addr == 0x3f0) { /* config index register */ idx = data & 0xff; - } else { - bool can_write = true; - /* 0x3f1, config data register */ - trace_via_superio_write(idx, data & 0xff); - switch (idx) { - case 0x00 ... 0xdf: - case 0xe4: - case 0xe5: - case 0xe9 ... 0xed: - case 0xf3: - case 0xf5: - case 0xf7: - case 0xf9 ... 0xfb: - case 0xfd ... 0xff: - can_write = false; - break; - /* case 0xe6 ... 0xe8: Should set base port of parallel and serial */ - default: - break; - - } - if (can_write) { - sc->regs[idx] = data & 0xff; - } + return; + } + /* 0x3f1, config data register */ + trace_via_superio_write(idx, data & 0xff); + switch (idx) { + case 0x00 ... 0xdf: + case 0xe4: + case 0xe5: + case 0xe9 ... 0xed: + case 0xf3: + case 0xf5: + case 0xf7: + case 0xf9 ... 0xfb: + case 0xfd ... 0xff: + can_write = false; + break; + /* case 0xe6 ... 0xe8: Should set base port of parallel and serial */ + default: + break; + } + if (can_write) { + sc->regs[idx] = data & 0xff; } } |