diff options
| author | BALATON Zoltan <balaton@eik.bme.hu> | 2021-01-09 21:16:36 +0100 |
|---|---|---|
| committer | Philippe Mathieu-Daudé <f4bug@amsat.org> | 2021-02-21 19:42:34 +0100 |
| commit | 9859ad1c4b6d6d505ce202e42fd5a74a7ef6e149 (patch) | |
| tree | fd905288e1664ddb322ccb4b47eda3f476c46959 | |
| parent | e1a69736e5985ac2d45977d4d6482ab9cca71db8 (diff) | |
vt82c686: Simplify vt82c686b_realize()
Remove unneeded variables and setting value to 0 on zero initialised
data and replace check for error with error_fatal. Rationalise loop
that sets PCI config header fields read only.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <e4caf35ca10a68f5c74ae3f93fa0bcfa9457beea.1610223397.git.balaton@eik.bme.hu>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
| -rw-r--r-- | hw/isa/vt82c686.c | 20 |
1 files changed, 6 insertions, 14 deletions
diff --git a/hw/isa/vt82c686.c b/hw/isa/vt82c686.c index 0e812c4924..7e5fa060f5 100644 --- a/hw/isa/vt82c686.c +++ b/hw/isa/vt82c686.c @@ -363,24 +363,16 @@ static void vt82c686b_isa_reset(DeviceState *dev) static void vt82c686b_realize(PCIDevice *d, Error **errp) { VT82C686BISAState *s = VT82C686B_ISA(d); - uint8_t *pci_conf; + DeviceState *dev = DEVICE(d); ISABus *isa_bus; - uint8_t *wmask; int i; - isa_bus = isa_bus_new(DEVICE(d), get_system_memory(), - pci_address_space_io(d), errp); - if (!isa_bus) { - return; - } - - pci_conf = d->config; - pci_config_set_prog_interface(pci_conf, 0x0); + isa_bus = isa_bus_new(dev, get_system_memory(), pci_address_space_io(d), + &error_fatal); - wmask = d->wmask; - for (i = 0x00; i < 0xff; i++) { - if (i <= 0x03 || (i >= 0x08 && i <= 0x3f)) { - wmask[i] = 0x00; + for (i = 0; i < PCI_CONFIG_HEADER_SIZE; i++) { + if (i < PCI_COMMAND || i >= PCI_REVISION_ID) { + d->wmask[i] = 0; } } |