[Qemu-devel] [PATCH 4/5] hw/arm: add allwinner a10 SoC support

[liguang]

Signed-off-by: liguang <address@hidden>
---
 hw/arm/Makefile.objs           |    2 +-
 hw/arm/allwinner-a10.c         |   39 +++++++++++++++++++++++++++++++++++++++
 include/hw/arm/allwinner-a10.h |   27 +++++++++++++++++++++++++++
 3 files changed, 67 insertions(+), 1 deletions(-)
 create mode 100644 hw/arm/allwinner-a10.c
 create mode 100644 include/hw/arm/allwinner-a10.h

diff --git a/hw/arm/Makefile.objs b/hw/arm/Makefile.objs
index 3671b42..b9e5983 100644
--- a/hw/arm/Makefile.objs
+++ b/hw/arm/Makefile.objs
@@ -4,4 +4,4 @@ obj-y += omap_sx1.o palm.o realview.o spitz.o stellaris.o
 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-y += omap1.o omap2.o strongarm.o allwinner-a10.o
diff --git a/hw/arm/allwinner-a10.c b/hw/arm/allwinner-a10.c
new file mode 100644
index 0000000..cbc6db4
--- /dev/null
+++ b/hw/arm/allwinner-a10.c
@@ -0,0 +1,39 @@
+#include "hw/sysbus.h"
+#include "hw/devices.h"
+#include "hw/arm/allwinner-a10.h"
+
+
+A10State *a10_init(MemoryRegion *system_mem, unsigned long ram_size)
+{
+    A10State *s = (A10State *)g_malloc0(sizeof(A10State));
+    MemoryRegion *address_space_mem = system_mem;
+    qemu_irq pic[A10_PIC_INT_NR];
+    DeviceState *dev;
+    uint8_t i;
+
+    s->cpu = cpu_arm_init("cortex-a8");
+    if (!s->cpu) {
+        fprintf(stderr, "Unable to find CPU definition\n");
+        exit(1);
+    }
+
+    memory_region_init_ram(&s->sdram, NULL, "a10.ram", ram_size);
+    vmstate_register_ram_global(&s->sdram);
+    memory_region_add_subregion(address_space_mem, A10_SDRAM_BASE, &s->sdram);
+
+    dev = sysbus_create_varargs(TYPE_A10_PIC, A10_PIC_REG_BASE,
+                                qdev_get_gpio_in(DEVICE(s->cpu), ARM_CPU_IRQ),
+                                qdev_get_gpio_in(DEVICE(s->cpu), ARM_CPU_FIQ),
+                                NULL);
+    for (i = 0; i < A10_PIC_INT_NR; i++) {
+        pic[i] = qdev_get_gpio_in(dev, i);
+    }
+
+    sysbus_create_varargs(TYPE_A10_PIT, A10_PIT_REG_BASE, pic[22], pic[23],
+                          pic[24], pic[25], pic[67], pic[68], NULL);
+
+    serial_mm_init(address_space_mem, A10_UART0_REG_BASE, 2, pic[1], 115200,
+                    serial_hds[0], DEVICE_NATIVE_ENDIAN);
+
+    return s;
+}
diff --git a/include/hw/arm/allwinner-a10.h b/include/hw/arm/allwinner-a10.h
new file mode 100644
index 0000000..32a8cb5
--- /dev/null
+++ b/include/hw/arm/allwinner-a10.h
@@ -0,0 +1,27 @@
+#ifndef ALLWINNER_H_
+
+#include "qemu-common.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 A10_PIC_REG_BASE 0x01c20400
+#define A10_PIT_REG_BASE 0x01c20c00
+#define A10_UART0_REG_BASE 0x01c28000
+
+#define A10_SDRAM_BASE 0x40000000
+
+typedef struct A10State {
+    ARMCPU *cpu;
+    MemoryRegion sdram;
+} A10State;
+
+A10State *a10_init(MemoryRegion *system_mem, unsigned long ram_size);
+
+#define ALLWINNER_H_
+#endif
-- 
1.7.2.5