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hw/sd/pxa2xx_mmci: convert to SysBusDevice object 

Convert the pxa2xx_mmci device to be a sysbus device.

In this commit we only change the device itself, and leave
the interface to the SD card using the old non-SDBus APIs.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Peter Crosthwaite <crosthwaite.peter@gmail.com>
Message-id: 1455646193-13238-8-git-send-email-peter.maydell@linaro.org
This commit is contained in:
Peter Maydell 2016-02-18 14:16:19 +00:00
parent eb4f566bbb
commit 7a9468c925
1 changed files with 54 additions and 16 deletions
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70
hw/sd/pxa2xx_mmci.c
View File

@ -12,16 +12,24 @@
#include "qemu/osdep.h"
#include "hw/hw.h"
#include "hw/sysbus.h"
#include "hw/arm/pxa.h"
#include "hw/sd/sd.h"
#include "hw/qdev.h"
#include "hw/qdev-properties.h"
#define TYPE_PXA2XX_MMCI "pxa2xx-mmci"
#define PXA2XX_MMCI(obj) OBJECT_CHECK(PXA2xxMMCIState, (obj), TYPE_PXA2XX_MMCI)
struct PXA2xxMMCIState {
SysBusDevice parent_obj;
MemoryRegion iomem;
qemu_irq irq;
qemu_irq rx_dma;
qemu_irq tx_dma;
BlockBackend *blk;
SDState *card;
uint32_t status;
@ -475,31 +483,61 @@ PXA2xxMMCIState *pxa2xx_mmci_init(MemoryRegion *sysmem,
BlockBackend *blk, qemu_irq irq,
qemu_irq rx_dma, qemu_irq tx_dma)
{
DeviceState *dev;
SysBusDevice *sbd;
PXA2xxMMCIState *s;
s = (PXA2xxMMCIState *) g_malloc0(sizeof(PXA2xxMMCIState));
s->irq = irq;
s->rx_dma = rx_dma;
s->tx_dma = tx_dma;
memory_region_init_io(&s->iomem, NULL, &pxa2xx_mmci_ops, s,
"pxa2xx-mmci", 0x00100000);
memory_region_add_subregion(sysmem, base, &s->iomem);
/* Instantiate the actual storage */
s->card = sd_init(blk, false);
dev = qdev_create(NULL, TYPE_PXA2XX_MMCI);
s = PXA2XX_MMCI(dev);
/* Reach into the device and initialize the SD card. This is
* unclean but will vanish when we update to SDBus APIs.
*/
s->card = sd_init(s->blk, false);
if (s->card == NULL) {
exit(1);
}
register_savevm(NULL, "pxa2xx_mmci", 0, 0,
pxa2xx_mmci_save, pxa2xx_mmci_load, s);
qdev_init_nofail(dev);
sbd = SYS_BUS_DEVICE(dev);
sysbus_mmio_map(sbd, 0, base);
sysbus_connect_irq(sbd, 0, irq);
qdev_connect_gpio_out_named(dev, "rx-dma", 0, rx_dma);
qdev_connect_gpio_out_named(dev, "tx-dma", 0, tx_dma);
return s;
}
void pxa2xx_mmci_handlers(PXA2xxMMCIState *s, qemu_irq readonly,
qemu_irq coverswitch)
qemu_irq coverswitch)
{
sd_set_cb(s->card, readonly, coverswitch);
}
static void pxa2xx_mmci_instance_init(Object *obj)
{
PXA2xxMMCIState *s = PXA2XX_MMCI(obj);
SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
DeviceState *dev = DEVICE(obj);
memory_region_init_io(&s->iomem, obj, &pxa2xx_mmci_ops, s,
"pxa2xx-mmci", 0x00100000);
sysbus_init_mmio(sbd, &s->iomem);
sysbus_init_irq(sbd, &s->irq);
qdev_init_gpio_out_named(dev, &s->rx_dma, "rx-dma", 1);
qdev_init_gpio_out_named(dev, &s->tx_dma, "tx-dma", 1);
register_savevm(NULL, "pxa2xx_mmci", 0, 0,
pxa2xx_mmci_save, pxa2xx_mmci_load, s);
}
static const TypeInfo pxa2xx_mmci_info = {
.name = TYPE_PXA2XX_MMCI,
.parent = TYPE_SYS_BUS_DEVICE,
.instance_size = sizeof(PXA2xxMMCIState),
.instance_init = pxa2xx_mmci_instance_init,
};
static void pxa2xx_mmci_register_types(void)
{
type_register_static(&pxa2xx_mmci_info);
}
type_init(pxa2xx_mmci_register_types)