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authorPaolo Bonzini <pbonzini@redhat.com>2015-03-30 13:19:16 +0200
committerPaolo Bonzini <pbonzini@redhat.com>2015-04-27 18:24:19 +0200
commite477317cce98c399a2299d025bcb6bf0fd69df49 (patch)
tree5c4dc0b1f9c4a038de3bace0b20b796d9c666d39 /hw
parent54da54e543eea8e689a625fcb3dada1b296f5d3d (diff)
ide: there is only one data port
IDE PIO data must be written, for example, at 0x1f0. You cannot do word or dword writes to 0x1f1..0x1f3 to access the data register. Adjust the ide_portio_list accordingly. Cc: John Snow <jsnow@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw')
-rw-r--r--hw/ide/core.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/hw/ide/core.c b/hw/ide/core.c
index a895fd86f6..fcb908061c 100644
--- a/hw/ide/core.c
+++ b/hw/ide/core.c
@@ -2436,8 +2436,8 @@ void ide_init2(IDEBus *bus, qemu_irq irq)
static const MemoryRegionPortio ide_portio_list[] = {
{ 0, 8, 1, .read = ide_ioport_read, .write = ide_ioport_write },
- { 0, 2, 2, .read = ide_data_readw, .write = ide_data_writew },
- { 0, 4, 4, .read = ide_data_readl, .write = ide_data_writel },
+ { 0, 1, 2, .read = ide_data_readw, .write = ide_data_writew },
+ { 0, 1, 4, .read = ide_data_readl, .write = ide_data_writel },
PORTIO_END_OF_LIST(),
};