diff options
| -rw-r--r-- | hw/arm/armv7m.c | 49 |
1 files changed, 12 insertions, 37 deletions
diff --git a/hw/arm/armv7m.c b/hw/arm/armv7m.c index fca85b2..d9baa8c 100644 --- a/hw/arm/armv7m.c +++ b/hw/arm/armv7m.c @@ -131,21 +131,6 @@ static void bitband_init(Object *obj) sysbus_init_mmio(dev, &s->iomem); } -static void armv7m_bitband_init(void) -{ - DeviceState *dev; - - dev = qdev_create(NULL, TYPE_BITBAND); - qdev_prop_set_uint32(dev, "base", 0x20000000); - qdev_init_nofail(dev); - sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, 0x22000000); - - dev = qdev_create(NULL, TYPE_BITBAND); - qdev_prop_set_uint32(dev, "base", 0x40000000); - qdev_init_nofail(dev); - sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, 0x42000000); -} - /* Board init. */ static const hwaddr bitband_input_addr[ARMV7M_NUM_BITBANDS] = { @@ -282,35 +267,25 @@ static void armv7m_reset(void *opaque) /* Init CPU and memory for a v7-M based board. mem_size is in bytes. - Returns the NVIC array. */ + Returns the ARMv7M device. */ DeviceState *armv7m_init(MemoryRegion *system_memory, int mem_size, int num_irq, const char *kernel_filename, const char *cpu_model) { - ARMCPU *cpu; - CPUARMState *env; - DeviceState *nvic; + DeviceState *armv7m; if (cpu_model == NULL) { - cpu_model = "cortex-m3"; + cpu_model = "cortex-m3"; } - cpu = cpu_arm_init(cpu_model); - if (cpu == NULL) { - fprintf(stderr, "Unable to find CPU definition\n"); - exit(1); - } - env = &cpu->env; - - armv7m_bitband_init(); - - nvic = qdev_create(NULL, "armv7m_nvic"); - qdev_prop_set_uint32(nvic, "num-irq", num_irq); - env->nvic = nvic; - qdev_init_nofail(nvic); - sysbus_connect_irq(SYS_BUS_DEVICE(nvic), 0, - qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_IRQ)); - armv7m_load_kernel(cpu, kernel_filename, mem_size); - return nvic; + + armv7m = qdev_create(NULL, "armv7m"); + qdev_prop_set_uint32(armv7m, "num-irq", num_irq); + qdev_prop_set_string(armv7m, "cpu-model", cpu_model); + /* This will exit with an error if the user passed us a bad cpu_model */ + qdev_init_nofail(armv7m); + + armv7m_load_kernel(ARM_CPU(first_cpu), kernel_filename, mem_size); + return armv7m; } void armv7m_load_kernel(ARMCPU *cpu, const char *kernel_filename, int mem_size) |