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Iglesias" , Alistair Francis , qemu-arm@nongnu.org, Peter Crosthwaite Subject: [Qemu-devel] [PATCH v3 07/10] hw/sd/pxa2xx_mmci: convert to SysBusDevice object X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+patch=linaro.org@nongnu.org Sender: qemu-devel-bounces+patch=linaro.org@nongnu.org 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 Reviewed-by: Peter Crosthwaite --- hw/sd/pxa2xx_mmci.c | 74 ++++++++++++++++++++++++++++++++++++++++------------- 1 file changed, 56 insertions(+), 18 deletions(-) -- 1.9.1 diff --git a/hw/sd/pxa2xx_mmci.c b/hw/sd/pxa2xx_mmci.c index 81da7b7..cadbba3 100644 --- a/hw/sd/pxa2xx_mmci.c +++ b/hw/sd/pxa2xx_mmci.c @@ -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) + +typedef struct PXA2xxMMCIState { + SysBusDevice parent_obj; -struct PXA2xxMMCIState { MemoryRegion iomem; qemu_irq irq; qemu_irq rx_dma; qemu_irq tx_dma; + BlockBackend *blk; SDState *card; uint32_t status; @@ -49,7 +57,7 @@ struct PXA2xxMMCIState { int resp_len; int cmdreq; -}; +} PXA2xxMMCIState; #define MMC_STRPCL 0x00 /* MMC Clock Start/Stop register */ #define MMC_STAT 0x04 /* MMC Status register */ @@ -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)