Commit e477317c authored by Paolo Bonzini's avatar Paolo Bonzini
Browse files

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: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent 54da54e5

hw/ide/core.c

+2 −2
Original line number Diff line number Diff line
@@ -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(),

};