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target-i386: add i440fx 0xcf8 port as coalesced_pio

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Signed-off-by: Peng Hao <peng.hao2@zte.com.cn>
Message-Id: <1539795177-21038-5-git-send-email-peng.hao2@zte.com.cn>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Peng Hao 2018-10-18 00:52:56 +08:00 committed by Paolo Bonzini
parent f98167ea06
commit 37abf8d234
1 changed files with 4 additions and 0 deletions
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4
hw/pci-host/piix.c
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@ -327,6 +327,10 @@ static void i440fx_pcihost_realize(DeviceState *dev, Error **errp)
sysbus_add_io(sbd, 0xcfc, &s->data_mem);
sysbus_init_ioports(sbd, 0xcfc, 4);
/* register i440fx 0xcf8 port as coalesced pio */
memory_region_set_flush_coalesced(&s->data_mem);
memory_region_add_coalescing(&s->conf_mem, 0, 4);
}
static void i440fx_realize(PCIDevice *dev, Error **errp)