From 7bd43519da16633d88e9d2faf8077768a1b36ce9 Mon Sep 17 00:00:00 2001 From: xiaoqiang zhao <zxq_yx_007@163.com> Date: Mon, 6 Jun 2016 16:59:32 +0100 Subject: hw/char: QOM'ify stm32f2xx_usart model * drop qemu_char_get_next_serial and use chardev prop * change affected board code to use the new way Signed-off-by: xiaoqiang zhao <zxq_yx_007@163.com> Message-id: 1465028065-5855-5-git-send-email-zxq_yx_007@163.com Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Peter Maydell <peter.maydell@linaro.org> --- hw/arm/stm32f205_soc.c | 1 + hw/char/stm32f2xx_usart.c | 15 +++++++++++---- 2 files changed, 12 insertions(+), 4 deletions(-) (limited to 'hw') diff --git a/hw/arm/stm32f205_soc.c b/hw/arm/stm32f205_soc.c index 9c1dafbb19..de26b8caff 100644 --- a/hw/arm/stm32f205_soc.c +++ b/hw/arm/stm32f205_soc.c @@ -107,6 +107,7 @@ static void stm32f205_soc_realize(DeviceState *dev_soc, Error **errp) /* Attach UART (uses USART registers) and USART controllers */ for (i = 0; i < STM_NUM_USARTS; i++) { usartdev = DEVICE(&(s->usart[i])); + qdev_prop_set_chr(usartdev, "chardev", i < MAX_SERIAL_PORTS ? serial_hds[i] : NULL); object_property_set_bool(OBJECT(&s->usart[i]), true, "realized", &err); if (err != NULL) { error_propagate(errp, err); diff --git a/hw/char/stm32f2xx_usart.c b/hw/char/stm32f2xx_usart.c index 72305ec5d4..15657abda9 100644 --- a/hw/char/stm32f2xx_usart.c +++ b/hw/char/stm32f2xx_usart.c @@ -190,6 +190,11 @@ static const MemoryRegionOps stm32f2xx_usart_ops = { .endianness = DEVICE_NATIVE_ENDIAN, }; +static Property stm32f2xx_usart_properties[] = { + DEFINE_PROP_CHR("chardev", STM32F2XXUsartState, chr), + DEFINE_PROP_END_OF_LIST(), +}; + static void stm32f2xx_usart_init(Object *obj) { STM32F2XXUsartState *s = STM32F2XX_USART(obj); @@ -199,9 +204,11 @@ static void stm32f2xx_usart_init(Object *obj) memory_region_init_io(&s->mmio, obj, &stm32f2xx_usart_ops, s, TYPE_STM32F2XX_USART, 0x2000); sysbus_init_mmio(SYS_BUS_DEVICE(obj), &s->mmio); +} - /* FIXME use a qdev chardev prop instead of qemu_char_get_next_serial() */ - s->chr = qemu_char_get_next_serial(); +static void stm32f2xx_usart_realize(DeviceState *dev, Error **errp) +{ + STM32F2XXUsartState *s = STM32F2XX_USART(dev); if (s->chr) { qemu_chr_add_handlers(s->chr, stm32f2xx_usart_can_receive, @@ -214,8 +221,8 @@ static void stm32f2xx_usart_class_init(ObjectClass *klass, void *data) DeviceClass *dc = DEVICE_CLASS(klass); dc->reset = stm32f2xx_usart_reset; - /* Reason: instance_init() method uses qemu_char_get_next_serial() */ - dc->cannot_instantiate_with_device_add_yet = true; + dc->props = stm32f2xx_usart_properties; + dc->realize = stm32f2xx_usart_realize; } static const TypeInfo stm32f2xx_usart_info = { -- cgit v1.2.3