[v10,4/5] hw/arm: add allwinner a10 SoC support

Signed-off-by: liguang <lig.fnst@cn.fujitsu.com>
---
 default-configs/arm-softmmu.mak |    1 +
 hw/arm/Makefile.objs            |    1 +
 hw/arm/allwinner-a10.c          |  103 +++++++++++++++++++++++++++++++++++++++
 include/hw/arm/allwinner-a10.h  |   35 +++++++++++++
 4 files changed, 140 insertions(+), 0 deletions(-)
 create mode 100644 hw/arm/allwinner-a10.c
 create mode 100644 include/hw/arm/allwinner-a10.h

On Mon, Dec 9, 2013 at 10:10 AM, liguang <lig.fnst@cn.fujitsu.com> wrote:
> Signed-off-by: liguang <lig.fnst@cn.fujitsu.com>

Acked-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>

> ---
>  default-configs/arm-softmmu.mak |    1 +
>  hw/arm/Makefile.objs            |    1 +
>  hw/arm/allwinner-a10.c          |  103 +++++++++++++++++++++++++++++++++++++++
>  include/hw/arm/allwinner-a10.h  |   35 +++++++++++++
>  4 files changed, 140 insertions(+), 0 deletions(-)
>  create mode 100644 hw/arm/allwinner-a10.c
>  create mode 100644 include/hw/arm/allwinner-a10.h
>
> diff --git a/default-configs/arm-softmmu.mak b/default-configs/arm-softmmu.mak
> index e965068..a19208f 100644
> --- a/default-configs/arm-softmmu.mak
> +++ b/default-configs/arm-softmmu.mak
> @@ -84,3 +84,4 @@ CONFIG_INTEGRATOR_DEBUG=y
>
>  CONFIG_ALLWINNER_A10_PIT=y
>  CONFIG_ALLWINNER_A10_PIC=y
> +CONFIG_ALLWINNER_A10=y
> diff --git a/hw/arm/Makefile.objs b/hw/arm/Makefile.objs
> index 3671b42..012bd2c 100644
> --- a/hw/arm/Makefile.objs
> +++ b/hw/arm/Makefile.objs
> @@ -5,3 +5,4 @@ obj-y += tosa.o versatilepb.o vexpress.o xilinx_zynq.o z2.o
>
>  obj-y += armv7m.o exynos4210.o pxa2xx.o pxa2xx_gpio.o pxa2xx_pic.o
>  obj-y += omap1.o omap2.o strongarm.o
> +obj-$(CONFIG_ALLWINNER_A10) += allwinner-a10.o
> diff --git a/hw/arm/allwinner-a10.c b/hw/arm/allwinner-a10.c
> new file mode 100644
> index 0000000..4658e19
> --- /dev/null
> +++ b/hw/arm/allwinner-a10.c
> @@ -0,0 +1,103 @@
> +/*
> + * Allwinner A10 SoC emulation
> + *
> + * Copyright (C) 2013 Li Guang
> + * Written by Li Guang <lig.fnst@cn.fujitsu.com>
> + *
> + * This program is free software; you can redistribute it and/or modify it
> + * under the terms of the GNU General Public License as published by the
> + * Free Software Foundation; either version 2 of the License, or
> + * (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful, but WITHOUT
> + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
> + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
> + * for more details.
> + */
> +
> +#include "hw/sysbus.h"
> +#include "hw/devices.h"
> +#include "hw/arm/allwinner-a10.h"
> +
> +static void aw_a10_init(Object *obj)
> +{
> +    AwA10State *s = AW_A10(obj);
> +
> +    object_initialize(&s->cpu, sizeof(s->cpu), "cortex-a8-" TYPE_ARM_CPU);
> +    object_property_add_child(obj, "cpu", OBJECT(&s->cpu), NULL);
> +
> +    object_initialize(&s->intc, sizeof(s->intc), TYPE_AW_A10_PIC);
> +    qdev_set_parent_bus(DEVICE(&s->intc), sysbus_get_default());
> +
> +    object_initialize(&s->timer, sizeof(s->timer), TYPE_AW_A10_PIT);
> +    qdev_set_parent_bus(DEVICE(&s->timer), sysbus_get_default());
> +}
> +
> +static void aw_a10_realize(DeviceState *dev, Error **errp)
> +{
> +    AwA10State *s = AW_A10(dev);
> +    SysBusDevice *sysbusdev;
> +    uint8_t i;
> +    qemu_irq fiq, irq;
> +    Error *err = NULL;
> +
> +    object_property_set_bool(OBJECT(&s->cpu), true, "realized", &err);
> +    if (err != NULL) {
> +        error_propagate(errp, err);
> +        return;
> +    }
> +    irq = qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_IRQ);
> +    fiq = qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_FIQ);
> +
> +    object_property_set_bool(OBJECT(&s->intc), true, "realized", &err);
> +    if (err != NULL) {
> +        error_propagate(errp, err);
> +        return;
> +    }
> +    sysbusdev = SYS_BUS_DEVICE(&s->intc);
> +    sysbus_mmio_map(sysbusdev, 0, AW_A10_PIC_REG_BASE);
> +    sysbus_connect_irq(sysbusdev, 0, irq);
> +    sysbus_connect_irq(sysbusdev, 1, fiq);
> +    for (i = 0; i < AW_A10_PIC_INT_NR; i++) {
> +        s->irq[i] = qdev_get_gpio_in(DEVICE(&s->intc), i);
> +    }
> +
> +    object_property_set_bool(OBJECT(&s->timer), true, "realized", &err);
> +    if (err != NULL) {
> +        error_propagate(errp, err);
> +        return;
> +    }
> +    sysbusdev = SYS_BUS_DEVICE(&s->timer);
> +    sysbus_mmio_map(sysbusdev, 0, AW_A10_PIT_REG_BASE);
> +    sysbus_connect_irq(sysbusdev, 0, s->irq[22]);
> +    sysbus_connect_irq(sysbusdev, 1, s->irq[23]);
> +    sysbus_connect_irq(sysbusdev, 2, s->irq[24]);
> +    sysbus_connect_irq(sysbusdev, 3, s->irq[25]);
> +    sysbus_connect_irq(sysbusdev, 4, s->irq[67]);
> +    sysbus_connect_irq(sysbusdev, 5, s->irq[68]);
> +

You could make optionally make a static const array here and loop over
it to clean this up.

static const int aw_10_timer_ints [] = { 22, 23, 24, 25, 67, 68 };

> +    serial_mm_init(get_system_memory(), AW_A10_UART0_REG_BASE, 2, s->irq[1],
> +                   115200, serial_hds[0], DEVICE_NATIVE_ENDIAN);
> +}
> +
> +static void aw_a10_class_init(ObjectClass *oc, void *data)
> +{
> +    DeviceClass *dc = DEVICE_CLASS(oc);
> +
> +    dc->realize = aw_a10_realize;
> +}
> +
> +static const TypeInfo aw_a10_type_info = {
> +    .name = TYPE_AW_A10,
> +    .parent = TYPE_DEVICE,
> +    .instance_size = sizeof(AwA10State),
> +    .instance_init = aw_a10_init,
> +    .class_init = aw_a10_class_init,
> +};
> +
> +static void aw_a10_register_types(void)
> +{
> +    type_register_static(&aw_a10_type_info);
> +}
> +
> +type_init(aw_a10_register_types)
> diff --git a/include/hw/arm/allwinner-a10.h b/include/hw/arm/allwinner-a10.h
> new file mode 100644
> index 0000000..da36647
> --- /dev/null
> +++ b/include/hw/arm/allwinner-a10.h
> @@ -0,0 +1,35 @@
> +#ifndef ALLWINNER_H_
> +
> +#include "qemu-common.h"
> +#include "qemu/error-report.h"
> +#include "hw/char/serial.h"
> +#include "hw/arm/arm.h"
> +#include "hw/timer/allwinner-a10-pit.h"
> +#include "hw/intc/allwinner-a10-pic.h"
> +
> +#include "sysemu/sysemu.h"
> +#include "exec/address-spaces.h"
> +
> +
> +#define AW_A10_PIC_REG_BASE     0x01c20400
> +#define AW_A10_PIT_REG_BASE     0x01c20c00
> +#define AW_A10_UART0_REG_BASE   0x01c28000
> +
> +#define AW_A10_SDRAM_BASE       0x40000000
> +
> +#define TYPE_AW_A10 "allwinner-a10"
> +#define AW_A10(obj) OBJECT_CHECK(AwA10State, (obj), TYPE_AW_A10)
> +
> +typedef struct AwA10State {
> +    /*< private >*/
> +    DeviceState parent_obj;
> +    /*< public >*/
> +
> +    ARMCPU cpu;
> +    qemu_irq irq[AW_A10_PIC_INT_NR];
> +    AwA10PITState timer;
> +    AwA10PICState intc;
> +} AwA10State;
> +
> +#define ALLWINNER_H_
> +#endif
> --
> 1.7.2.5
>
>