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Merge remote-tracking branch 'afaerber/memory-ioport' into staging

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* afaerber/memory-ioport:
  acpi_piix4: Do not use old_portio-style callbacks
  xen_platform: Do not use old_portio-style callbacks
  hw/dma.c: Fix conversion of ioport_register* to MemoryRegion

Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Anthony Liguori 2013-01-15 16:54:41 -06:00
commit 8ec12ec734
3 changed files with 61 additions and 72 deletions
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90
hw/acpi_piix4.c
View File

@ -531,68 +531,58 @@ static const MemoryRegionOps piix4_gpe_ops = {
.endianness = DEVICE_LITTLE_ENDIAN,
};
static uint32_t pci_up_read(void *opaque, uint32_t addr)
static uint64_t pci_read(void *opaque, hwaddr addr, unsigned int size)
{
PIIX4PMState *s = opaque;
uint32_t val;
uint32_t val = 0;
/* Manufacture an "up" value to cause a device check on any hotplug
* slot with a device. Extra device checks are harmless. */
val = s->pci0_slot_device_present & s->pci0_hotplug_enable;
switch (addr) {
case PCI_UP_BASE - PCI_HOTPLUG_ADDR:
/* Manufacture an "up" value to cause a device check on any hotplug
* slot with a device. Extra device checks are harmless. */
val = s->pci0_slot_device_present & s->pci0_hotplug_enable;
PIIX4_DPRINTF("pci_up_read %x\n", val);
break;
case PCI_DOWN_BASE - PCI_HOTPLUG_ADDR:
val = s->pci0_status.down;
PIIX4_DPRINTF("pci_down_read %x\n", val);
break;
case PCI_EJ_BASE - PCI_HOTPLUG_ADDR:
/* No feature defined yet */
PIIX4_DPRINTF("pci_features_read %x\n", val);
break;
case PCI_RMV_BASE - PCI_HOTPLUG_ADDR:
val = s->pci0_hotplug_enable;
break;
default:
break;
}
PIIX4_DPRINTF("pci_up_read %x\n", val);
return val;
}
static uint32_t pci_down_read(void *opaque, uint32_t addr)
static void pci_write(void *opaque, hwaddr addr, uint64_t data,
unsigned int size)
{
PIIX4PMState *s = opaque;
uint32_t val = s->pci0_status.down;
PIIX4_DPRINTF("pci_down_read %x\n", val);
return val;
}
static uint32_t pci_features_read(void *opaque, uint32_t addr)
{
/* No feature defined yet */
PIIX4_DPRINTF("pci_features_read %x\n", 0);
return 0;
}
static void pciej_write(void *opaque, uint32_t addr, uint32_t val)
{
acpi_piix_eject_slot(opaque, val);
PIIX4_DPRINTF("pciej write %x <== %d\n", addr, val);
}
static uint32_t pcirmv_read(void *opaque, uint32_t addr)
{
PIIX4PMState *s = opaque;
return s->pci0_hotplug_enable;
switch (addr) {
case PCI_EJ_BASE - PCI_HOTPLUG_ADDR:
acpi_piix_eject_slot(opaque, (uint32_t)data);
PIIX4_DPRINTF("pciej write %" HWADDR_PRIx " <== % " PRIu64 "\n",
addr, data);
break;
default:
break;
}
}
static const MemoryRegionOps piix4_pci_ops = {
.old_portio = (MemoryRegionPortio[]) {
{
.offset = PCI_UP_BASE - PCI_HOTPLUG_ADDR, .len = 4, .size = 4,
.read = pci_up_read,
},{
.offset = PCI_DOWN_BASE - PCI_HOTPLUG_ADDR, .len = 4, .size = 4,
.read = pci_down_read,
},{
.offset = PCI_EJ_BASE - PCI_HOTPLUG_ADDR, .len = 4, .size = 4,
.read = pci_features_read,
.write = pciej_write,
},{
.offset = PCI_RMV_BASE - PCI_HOTPLUG_ADDR, .len = 4, .size = 4,
.read = pcirmv_read,
},
PORTIO_END_OF_LIST()
},
.read = pci_read,
.write = pci_write,
.endianness = DEVICE_LITTLE_ENDIAN,
.valid = {
.min_access_size = 4,
.max_access_size = 4,
},
};
static int piix4_device_hotplug(DeviceState *qdev, PCIDevice *dev,

22
hw/dma.c
View File

@ -201,7 +201,7 @@ static void write_cont(void *opaque, hwaddr nport, uint64_t data,
iport = (nport >> d->dshift) & 0x0f;
switch (iport) {
case 0x01: /* command */
case 0x00: /* command */
if ((data != 0) && (data & CMD_NOT_SUPPORTED)) {
dolog("command %"PRIx64" not supported\n", data);
return;
@ -209,7 +209,7 @@ static void write_cont(void *opaque, hwaddr nport, uint64_t data,
d->command = data;
break;
case 0x02:
case 0x01:
ichan = data & 3;
if (data & 4) {
d->status |= 1 << (ichan + 4);
@ -221,7 +221,7 @@ static void write_cont(void *opaque, hwaddr nport, uint64_t data,
DMA_run();
break;
case 0x03: /* single mask */
case 0x02: /* single mask */
if (data & 4)
d->mask |= 1 << (data & 3);
else
@ -229,7 +229,7 @@ static void write_cont(void *opaque, hwaddr nport, uint64_t data,
DMA_run();
break;
case 0x04: /* mode */
case 0x03: /* mode */
{
ichan = data & 3;
#ifdef DEBUG_DMA
@ -248,23 +248,23 @@ static void write_cont(void *opaque, hwaddr nport, uint64_t data,
break;
}
case 0x05: /* clear flip flop */
case 0x04: /* clear flip flop */
d->flip_flop = 0;
break;
case 0x06: /* reset */
case 0x05: /* reset */
d->flip_flop = 0;
d->mask = ~0;
d->status = 0;
d->command = 0;
break;
case 0x07: /* clear mask for all channels */
case 0x06: /* clear mask for all channels */
d->mask = 0;
DMA_run();
break;
case 0x08: /* write mask for all channels */
case 0x07: /* write mask for all channels */
d->mask = data;
DMA_run();
break;
@ -289,11 +289,11 @@ static uint64_t read_cont(void *opaque, hwaddr nport, unsigned size)
iport = (nport >> d->dshift) & 0x0f;
switch (iport) {
case 0x08: /* status */
case 0x00: /* status */
val = d->status;
d->status &= 0xf0;
break;
case 0x0f: /* mask */
case 0x01: /* mask */
val = d->mask;
break;
default:
@ -468,7 +468,7 @@ void DMA_schedule(int nchan)
static void dma_reset(void *opaque)
{
struct dma_cont *d = opaque;
write_cont(d, (0x06 << d->dshift), 0, 1);
write_cont(d, (0x05 << d->dshift), 0, 1);
}
static int dma_phony_handler (void *opaque, int nchan, int dma_pos, int dma_len)

21
hw/xen_platform.c
View File

@ -279,7 +279,8 @@ static void platform_fixed_ioport_init(PCIXenPlatformState* s)
/* Xen Platform PCI Device */
static uint32_t xen_platform_ioport_readb(void *opaque, uint32_t addr)
static uint64_t xen_platform_ioport_readb(void *opaque, hwaddr addr,
unsigned int size)
{
if (addr == 0) {
return platform_fixed_ioport_readb(opaque, 0);
@ -288,30 +289,28 @@ static uint32_t xen_platform_ioport_readb(void *opaque, uint32_t addr)
}
}
static void xen_platform_ioport_writeb(void *opaque, uint32_t addr, uint32_t val)
static void xen_platform_ioport_writeb(void *opaque, hwaddr addr,
uint64_t val, unsigned int size)
{
PCIXenPlatformState *s = opaque;
switch (addr) {
case 0: /* Platform flags */
platform_fixed_ioport_writeb(opaque, 0, val);
platform_fixed_ioport_writeb(opaque, 0, (uint32_t)val);
break;
case 8:
log_writeb(s, val);
log_writeb(s, (uint32_t)val);
break;
default:
break;
}
}
static MemoryRegionPortio xen_pci_portio[] = {
{ 0, 0x100, 1, .read = xen_platform_ioport_readb, },
{ 0, 0x100, 1, .write = xen_platform_ioport_writeb, },
PORTIO_END_OF_LIST()
};
static const MemoryRegionOps xen_pci_io_ops = {
.old_portio = xen_pci_portio,
.read = xen_platform_ioport_readb,
.write = xen_platform_ioport_writeb,
.impl.min_access_size = 1,
.impl.max_access_size = 1,
};
static void platform_ioport_bar_setup(PCIXenPlatformState *d)