Both callers to ide_init_ioport() have access to the I/O memory region
of the ISA bus, so can pass it directly. This allows ide_init_ioport()
to directly call portio_list_init().
Note, now the callers become the owner of the PortioList.
Inspired-by: <20210518215545.1793947-10-phi...@redhat.com>
'hw/ide: Let ide_init_ioport() take an ISA bus argument instead of device'
Signed-off-by: Bernhard Beschow <shen...@gmail.com>
---
include/hw/ide/internal.h | 3 ++-
hw/ide/ioport.c | 15 ++++++++-------
hw/ide/isa.c | 4 +++-
hw/ide/piix.c | 8 ++++++--
4 files changed, 19 insertions(+), 11 deletions(-)
diff --git a/include/hw/ide/internal.h b/include/hw/ide/internal.h
index 42c49414f4..c3e4d192fa 100644
--- a/include/hw/ide/internal.h
+++ b/include/hw/ide/internal.h
@@ -628,7 +628,8 @@ int ide_init_drive(IDEState *s, BlockBackend *blk,
IDEDriveKind kind,
int chs_trans, Error **errp);
void ide_init2(IDEBus *bus, qemu_irq irq);
void ide_exit(IDEState *s);
-void ide_init_ioport(IDEBus *bus, ISADevice *isa, int iobase, int iobase2);
+void ide_init_ioport(IDEBus *bus, MemoryRegion *address_space_io, Object
*owner,
+ int iobase, int iobase2);
void ide_register_restart_cb(IDEBus *bus);
void ide_exec_cmd(IDEBus *bus, uint32_t val);
diff --git a/hw/ide/ioport.c b/hw/ide/ioport.c
index b613ff3bba..00e9baf0d1 100644
--- a/hw/ide/ioport.c
+++ b/hw/ide/ioport.c
@@ -50,15 +50,16 @@ static const MemoryRegionPortio ide_portio2_list[] = {
PORTIO_END_OF_LIST(),
};
-void ide_init_ioport(IDEBus *bus, ISADevice *dev, int iobase, int iobase2)
+void ide_init_ioport(IDEBus *bus, MemoryRegion *address_space_io, Object
*owner,
+ int iobase, int iobase2)
{
- /* ??? Assume only ISA and PCI configurations, and that the PCI-ISA
- bridge has been setup properly to always register with ISA. */
- isa_register_portio_list(dev, &bus->portio_list,
- iobase, ide_portio_list, bus, "ide");
+ assert(address_space_io);
+
+ portio_list_init(&bus->portio_list, owner, ide_portio_list, bus, "ide",
+ address_space_io, iobase);
if (iobase2) {
- isa_register_portio_list(dev, &bus->portio2_list,
- iobase2, ide_portio2_list, bus, "ide");
+ portio_list_init(&bus->portio2_list, owner, ide_portio2_list, bus,
+ "ide", address_space_io, iobase2);
}
}
diff --git a/hw/ide/isa.c b/hw/ide/isa.c
index 8bedbd13f1..cab5d0a07a 100644
--- a/hw/ide/isa.c
+++ b/hw/ide/isa.c
@@ -72,9 +72,11 @@ static void isa_ide_realizefn(DeviceState *dev, Error **errp)
{
ISADevice *isadev = ISA_DEVICE(dev);
ISAIDEState *s = ISA_IDE(dev);
+ ISABus *isabus = isa_bus_from_device(isadev);
ide_bus_init(&s->bus, sizeof(s->bus), dev, 0, 2);
- ide_init_ioport(&s->bus, isadev, s->iobase, s->iobase2);
+ ide_init_ioport(&s->bus, isabus->address_space_io, OBJECT(dev),
+ s->iobase, s->iobase2);
s->irq = isa_get_irq(isadev, s->isairq);
ide_init2(&s->bus, s->irq);
vmstate_register(VMSTATE_IF(dev), 0, &vmstate_ide_isa, s);
diff --git a/hw/ide/piix.c b/hw/ide/piix.c
index f0d95761ac..236b5b7416 100644
--- a/hw/ide/piix.c
+++ b/hw/ide/piix.c
@@ -29,6 +29,7 @@
#include "qemu/osdep.h"
#include "hw/pci/pci.h"
+#include "hw/pci/pci_bus.h"
#include "migration/vmstate.h"
#include "qapi/error.h"
#include "qemu/module.h"
@@ -143,8 +144,11 @@ static void pci_piix_init_ports(PCIIDEState *d, ISABus
*isa_bus)
{0x1f0, 0x3f6, 14},
{0x170, 0x376, 15},
};
+ PCIBus *pci_bus = pci_get_bus(&d->parent_obj);
int i;
+ assert(pci_bus);
+
if (isa_bus) {
d->isa_irqs[0] = isa_bus->irqs[port_info[0].isairq];
d->isa_irqs[1] = isa_bus->irqs[port_info[1].isairq];
@@ -154,8 +158,8 @@ static void pci_piix_init_ports(PCIIDEState *d, ISABus
*isa_bus)
for (i = 0; i < 2; i++) {
ide_bus_init(&d->bus[i], sizeof(d->bus[i]), DEVICE(d), i, 2);
- ide_init_ioport(&d->bus[i], NULL, port_info[i].iobase,
- port_info[i].iobase2);
+ ide_init_ioport(&d->bus[i], pci_bus->address_space_io, OBJECT(d),
+ port_info[i].iobase, port_info[i].iobase2);
ide_init2(&d->bus[i], qdev_get_gpio_in(DEVICE(d), i));
bmdma_init(&d->bus[i], &d->bmdma[i], d);
