diff options
| -rw-r--r-- | hw/m68k/an5206.c | 14 | ||||
| -rw-r--r-- | hw/m68k/mcf5206.c | 44 | ||||
| -rw-r--r-- | include/hw/m68k/mcf.h | 3 |
3 files changed, 48 insertions, 13 deletions
diff --git a/hw/m68k/an5206.c b/hw/m68k/an5206.c index 846f4e40c6..673898b0ea 100644 --- a/hw/m68k/an5206.c +++ b/hw/m68k/an5206.c @@ -21,7 +21,17 @@ #define AN5206_MBAR_ADDR 0x10000000 #define AN5206_RAMBAR_ADDR 0x20000000 -/* Board init. */ +static void mcf5206_init(MemoryRegion *sysmem, uint32_t base) +{ + DeviceState *dev; + SysBusDevice *s; + + dev = qdev_new(TYPE_MCF5206_MBAR); + s = SYS_BUS_DEVICE(dev); + sysbus_realize_and_unref(s, &error_fatal); + + memory_region_add_subregion(sysmem, base, sysbus_mmio_get_region(s, 0)); +} static void an5206_init(MachineState *machine) { @@ -51,7 +61,7 @@ static void an5206_init(MachineState *machine) memory_region_init_ram(sram, NULL, "an5206.sram", 512, &error_fatal); memory_region_add_subregion(address_space_mem, AN5206_RAMBAR_ADDR, sram); - mcf5206_init(address_space_mem, AN5206_MBAR_ADDR, cpu); + mcf5206_init(address_space_mem, AN5206_MBAR_ADDR); /* Load kernel. */ if (!kernel_filename) { diff --git a/hw/m68k/mcf5206.c b/hw/m68k/mcf5206.c index 94a37a1a46..51d2e0da1c 100644 --- a/hw/m68k/mcf5206.c +++ b/hw/m68k/mcf5206.c @@ -15,6 +15,7 @@ #include "qemu/timer.h" #include "hw/ptimer.h" #include "sysemu/sysemu.h" +#include "hw/sysbus.h" /* General purpose timer module. */ typedef struct { @@ -159,6 +160,8 @@ static m5206_timer_state *m5206_timer_init(qemu_irq irq) /* System Integration Module. */ typedef struct { + SysBusDevice parent_obj; + M68kCPU *cpu; MemoryRegion iomem; m5206_timer_state *timer[2]; @@ -174,6 +177,8 @@ typedef struct { uint8_t uivr[2]; } m5206_mbar_state; +#define MCF5206_MBAR(obj) OBJECT_CHECK(m5206_mbar_state, (obj), TYPE_MCF5206_MBAR) + /* Interrupt controller. */ static int m5206_find_pending_irq(m5206_mbar_state *s) @@ -257,8 +262,10 @@ static void m5206_mbar_set_irq(void *opaque, int irq, int level) /* System Integration Module. */ -static void m5206_mbar_reset(m5206_mbar_state *s) +static void m5206_mbar_reset(DeviceState *dev) { + m5206_mbar_state *s = MCF5206_MBAR(dev); + s->scr = 0xc0; s->icr[1] = 0x04; s->icr[2] = 0x08; @@ -578,24 +585,43 @@ static const MemoryRegionOps m5206_mbar_ops = { .endianness = DEVICE_NATIVE_ENDIAN, }; -qemu_irq *mcf5206_init(MemoryRegion *sysmem, uint32_t base, M68kCPU *cpu) +static void mcf5206_mbar_realize(DeviceState *dev, Error **errp) { - m5206_mbar_state *s; + m5206_mbar_state *s = MCF5206_MBAR(dev); qemu_irq *pic; - s = g_new0(m5206_mbar_state, 1); - memory_region_init_io(&s->iomem, NULL, &m5206_mbar_ops, s, "mbar", 0x00001000); - memory_region_add_subregion(sysmem, base, &s->iomem); + sysbus_init_mmio(SYS_BUS_DEVICE(dev), &s->iomem); pic = qemu_allocate_irqs(m5206_mbar_set_irq, s, 14); s->timer[0] = m5206_timer_init(pic[9]); s->timer[1] = m5206_timer_init(pic[10]); s->uart[0] = mcf_uart_init(pic[12], serial_hd(0)); s->uart[1] = mcf_uart_init(pic[13], serial_hd(1)); - s->cpu = cpu; + s->cpu = M68K_CPU(qemu_get_cpu(0)); +} + +static void mcf5206_mbar_class_init(ObjectClass *oc, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(oc); - m5206_mbar_reset(s); - return pic; + set_bit(DEVICE_CATEGORY_MISC, dc->categories); + dc->desc = "MCF5206 system integration module"; + dc->realize = mcf5206_mbar_realize; + dc->reset = m5206_mbar_reset; } + +static const TypeInfo mcf5206_mbar_info = { + .name = TYPE_MCF5206_MBAR, + .parent = TYPE_SYS_BUS_DEVICE, + .instance_size = sizeof(m5206_mbar_state), + .class_init = mcf5206_mbar_class_init, +}; + +static void mcf5206_mbar_register_types(void) +{ + type_register_static(&mcf5206_mbar_info); +} + +type_init(mcf5206_mbar_register_types) diff --git a/include/hw/m68k/mcf.h b/include/hw/m68k/mcf.h index 0db49c5e60..decf17ce42 100644 --- a/include/hw/m68k/mcf.h +++ b/include/hw/m68k/mcf.h @@ -18,7 +18,6 @@ qemu_irq *mcf_intc_init(struct MemoryRegion *sysmem, M68kCPU *cpu); /* mcf5206.c */ -qemu_irq *mcf5206_init(struct MemoryRegion *sysmem, - uint32_t base, M68kCPU *cpu); +#define TYPE_MCF5206_MBAR "mcf5206-mbar" #endif |