diff options
Diffstat (limited to 'hw/ssi/pl022.c')
-rw-r--r-- | hw/ssi/pl022.c | 93 |
1 files changed, 49 insertions, 44 deletions
diff --git a/hw/ssi/pl022.c b/hw/ssi/pl022.c index 536c2166fe..fd479effb9 100644 --- a/hw/ssi/pl022.c +++ b/hw/ssi/pl022.c @@ -39,8 +39,12 @@ do { fprintf(stderr, "pl022: error: " fmt , ## __VA_ARGS__);} while (0) #define PL022_INT_RX 0x04 #define PL022_INT_TX 0x08 -typedef struct { - SysBusDevice busdev; +#define TYPE_PL022 "pl022" +#define PL022(obj) OBJECT_CHECK(PL022State, (obj), TYPE_PL022) + +typedef struct PL022State { + SysBusDevice parent_obj; + MemoryRegion iomem; uint32_t cr0; uint32_t cr1; @@ -58,12 +62,12 @@ typedef struct { uint16_t rx_fifo[8]; qemu_irq irq; SSIBus *ssi; -} pl022_state; +} PL022State; static const unsigned char pl022_id[8] = { 0x22, 0x10, 0x04, 0x00, 0x0d, 0xf0, 0x05, 0xb1 }; -static void pl022_update(pl022_state *s) +static void pl022_update(PL022State *s) { s->sr = 0; if (s->tx_fifo_len == 0) @@ -85,7 +89,7 @@ static void pl022_update(pl022_state *s) qemu_set_irq(s->irq, (s->is & s->im) != 0); } -static void pl022_xfer(pl022_state *s) +static void pl022_xfer(PL022State *s) { int i; int o; @@ -133,7 +137,7 @@ static void pl022_xfer(pl022_state *s) static uint64_t pl022_read(void *opaque, hwaddr offset, unsigned size) { - pl022_state *s = (pl022_state *)opaque; + PL022State *s = (PL022State *)opaque; int val; if (offset >= 0xfe0 && offset < 0x1000) { @@ -177,7 +181,7 @@ static uint64_t pl022_read(void *opaque, hwaddr offset, static void pl022_write(void *opaque, hwaddr offset, uint64_t value, unsigned size) { - pl022_state *s = (pl022_state *)opaque; + PL022State *s = (PL022State *)opaque; switch (offset) { case 0x00: /* CR0 */ @@ -221,7 +225,7 @@ static void pl022_write(void *opaque, hwaddr offset, } } -static void pl022_reset(pl022_state *s) +static void pl022_reset(PL022State *s) { s->rx_fifo_len = 0; s->tx_fifo_len = 0; @@ -242,47 +246,48 @@ static const VMStateDescription vmstate_pl022 = { .minimum_version_id = 1, .minimum_version_id_old = 1, .fields = (VMStateField[]) { - VMSTATE_UINT32(cr0, pl022_state), - VMSTATE_UINT32(cr1, pl022_state), - VMSTATE_UINT32(bitmask, pl022_state), - VMSTATE_UINT32(sr, pl022_state), - VMSTATE_UINT32(cpsr, pl022_state), - VMSTATE_UINT32(is, pl022_state), - VMSTATE_UINT32(im, pl022_state), - VMSTATE_INT32(tx_fifo_head, pl022_state), - VMSTATE_INT32(rx_fifo_head, pl022_state), - VMSTATE_INT32(tx_fifo_len, pl022_state), - VMSTATE_INT32(rx_fifo_len, pl022_state), - VMSTATE_UINT16(tx_fifo[0], pl022_state), - VMSTATE_UINT16(rx_fifo[0], pl022_state), - VMSTATE_UINT16(tx_fifo[1], pl022_state), - VMSTATE_UINT16(rx_fifo[1], pl022_state), - VMSTATE_UINT16(tx_fifo[2], pl022_state), - VMSTATE_UINT16(rx_fifo[2], pl022_state), - VMSTATE_UINT16(tx_fifo[3], pl022_state), - VMSTATE_UINT16(rx_fifo[3], pl022_state), - VMSTATE_UINT16(tx_fifo[4], pl022_state), - VMSTATE_UINT16(rx_fifo[4], pl022_state), - VMSTATE_UINT16(tx_fifo[5], pl022_state), - VMSTATE_UINT16(rx_fifo[5], pl022_state), - VMSTATE_UINT16(tx_fifo[6], pl022_state), - VMSTATE_UINT16(rx_fifo[6], pl022_state), - VMSTATE_UINT16(tx_fifo[7], pl022_state), - VMSTATE_UINT16(rx_fifo[7], pl022_state), + VMSTATE_UINT32(cr0, PL022State), + VMSTATE_UINT32(cr1, PL022State), + VMSTATE_UINT32(bitmask, PL022State), + VMSTATE_UINT32(sr, PL022State), + VMSTATE_UINT32(cpsr, PL022State), + VMSTATE_UINT32(is, PL022State), + VMSTATE_UINT32(im, PL022State), + VMSTATE_INT32(tx_fifo_head, PL022State), + VMSTATE_INT32(rx_fifo_head, PL022State), + VMSTATE_INT32(tx_fifo_len, PL022State), + VMSTATE_INT32(rx_fifo_len, PL022State), + VMSTATE_UINT16(tx_fifo[0], PL022State), + VMSTATE_UINT16(rx_fifo[0], PL022State), + VMSTATE_UINT16(tx_fifo[1], PL022State), + VMSTATE_UINT16(rx_fifo[1], PL022State), + VMSTATE_UINT16(tx_fifo[2], PL022State), + VMSTATE_UINT16(rx_fifo[2], PL022State), + VMSTATE_UINT16(tx_fifo[3], PL022State), + VMSTATE_UINT16(rx_fifo[3], PL022State), + VMSTATE_UINT16(tx_fifo[4], PL022State), + VMSTATE_UINT16(rx_fifo[4], PL022State), + VMSTATE_UINT16(tx_fifo[5], PL022State), + VMSTATE_UINT16(rx_fifo[5], PL022State), + VMSTATE_UINT16(tx_fifo[6], PL022State), + VMSTATE_UINT16(rx_fifo[6], PL022State), + VMSTATE_UINT16(tx_fifo[7], PL022State), + VMSTATE_UINT16(rx_fifo[7], PL022State), VMSTATE_END_OF_LIST() } }; -static int pl022_init(SysBusDevice *dev) +static int pl022_init(SysBusDevice *sbd) { - pl022_state *s = FROM_SYSBUS(pl022_state, dev); + DeviceState *dev = DEVICE(sbd); + PL022State *s = PL022(dev); - memory_region_init_io(&s->iomem, &pl022_ops, s, "pl022", 0x1000); - sysbus_init_mmio(dev, &s->iomem); - sysbus_init_irq(dev, &s->irq); - s->ssi = ssi_create_bus(&dev->qdev, "ssi"); + memory_region_init_io(&s->iomem, OBJECT(s), &pl022_ops, s, "pl022", 0x1000); + sysbus_init_mmio(sbd, &s->iomem); + sysbus_init_irq(sbd, &s->irq); + s->ssi = ssi_create_bus(dev, "ssi"); pl022_reset(s); - vmstate_register(&dev->qdev, -1, &vmstate_pl022, s); + vmstate_register(dev, -1, &vmstate_pl022, s); return 0; } @@ -294,9 +299,9 @@ static void pl022_class_init(ObjectClass *klass, void *data) } static const TypeInfo pl022_info = { - .name = "pl022", + .name = TYPE_PL022, .parent = TYPE_SYS_BUS_DEVICE, - .instance_size = sizeof(pl022_state), + .instance_size = sizeof(PL022State), .class_init = pl022_class_init, }; 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