From c2ddaa62b6979c8f30569059180f66af7bba1224 Mon Sep 17 00:00:00 2001 From: xiaoqiang zhao Date: Wed, 25 May 2016 14:39:02 +0800 Subject: [PATCH] hw/char: QOM'ify lm32_juart.c * Drop the old SysBus init function * Call qemu_chr_add_handlers in the realize callback * Use qdev chardev prop instead of qemu_char_get_next_serial Signed-off-by: xiaoqiang zhao Message-Id: <1464158344-12266-4-git-send-email-zxq_yx_007@163.com> Tested-by: Michael Walle Acked-by: Michael Walle Signed-off-by: Paolo Bonzini --- hw/char/lm32_juart.c | 17 ++++++++--------- hw/lm32/lm32.h | 3 ++- hw/lm32/lm32_boards.c | 5 +++-- hw/lm32/milkymist.c | 2 +- 4 files changed, 14 insertions(+), 13 deletions(-) diff --git a/hw/char/lm32_juart.c b/hw/char/lm32_juart.c index 5bf8acfe8f..28c2cf702d 100644 --- a/hw/char/lm32_juart.c +++ b/hw/char/lm32_juart.c @@ -114,17 +114,13 @@ static void juart_reset(DeviceState *d) s->jrx = 0; } -static int lm32_juart_init(SysBusDevice *dev) +static void lm32_juart_realize(DeviceState *dev, Error **errp) { LM32JuartState *s = LM32_JUART(dev); - /* FIXME use a qdev chardev prop instead of qemu_char_get_next_serial() */ - s->chr = qemu_char_get_next_serial(); if (s->chr) { qemu_chr_add_handlers(s->chr, juart_can_rx, juart_rx, juart_event, s); } - - return 0; } static const VMStateDescription vmstate_lm32_juart = { @@ -138,16 +134,19 @@ static const VMStateDescription vmstate_lm32_juart = { } }; +static Property lm32_juart_properties[] = { + DEFINE_PROP_CHR("chardev", LM32JuartState, chr), + DEFINE_PROP_END_OF_LIST(), +}; + static void lm32_juart_class_init(ObjectClass *klass, void *data) { DeviceClass *dc = DEVICE_CLASS(klass); - SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass); - k->init = lm32_juart_init; dc->reset = juart_reset; dc->vmsd = &vmstate_lm32_juart; - /* Reason: init() method uses qemu_char_get_next_serial() */ - dc->cannot_instantiate_with_device_add_yet = true; + dc->props = lm32_juart_properties; + dc->realize = lm32_juart_realize; } static const TypeInfo lm32_juart_info = { diff --git a/hw/lm32/lm32.h b/hw/lm32/lm32.h index 18aa6fdc15..a993f0046c 100644 --- a/hw/lm32/lm32.h +++ b/hw/lm32/lm32.h @@ -16,11 +16,12 @@ static inline DeviceState *lm32_pic_init(qemu_irq cpu_irq) return dev; } -static inline DeviceState *lm32_juart_init(void) +static inline DeviceState *lm32_juart_init(CharDriverState *chr) { DeviceState *dev; dev = qdev_create(NULL, TYPE_LM32_JUART); + qdev_prop_set_chr(dev, "chardev", chr); qdev_init_nofail(dev); return dev; diff --git a/hw/lm32/lm32_boards.c b/hw/lm32/lm32_boards.c index c0290560fc..2ae6555b5b 100644 --- a/hw/lm32/lm32_boards.c +++ b/hw/lm32/lm32_boards.c @@ -31,6 +31,7 @@ #include "lm32_hwsetup.h" #include "lm32.h" #include "exec/address-spaces.h" +#include "sysemu/sysemu.h" typedef struct { LM32CPU *cpu; @@ -136,7 +137,7 @@ static void lm32_evr_init(MachineState *machine) sysbus_create_simple("lm32-timer", timer1_base, irq[timer1_irq]); /* make sure juart isn't the first chardev */ - env->juart_state = lm32_juart_init(); + env->juart_state = lm32_juart_init(serial_hds[1]); reset_info->bootstrap_pc = flash_base; @@ -238,7 +239,7 @@ static void lm32_uclinux_init(MachineState *machine) sysbus_create_simple("lm32-timer", timer2_base, irq[timer2_irq]); /* make sure juart isn't the first chardev */ - env->juart_state = lm32_juart_init(); + env->juart_state = lm32_juart_init(serial_hds[1]); reset_info->bootstrap_pc = flash_base; diff --git a/hw/lm32/milkymist.c b/hw/lm32/milkymist.c index 1abdf6e2e6..ebd8a3c124 100644 --- a/hw/lm32/milkymist.c +++ b/hw/lm32/milkymist.c @@ -175,7 +175,7 @@ milkymist_init(MachineState *machine) 0x20000000, 0x1000, 0x20020000, 0x2000); /* make sure juart isn't the first chardev */ - env->juart_state = lm32_juart_init(); + env->juart_state = lm32_juart_init(serial_hds[1]); if (kernel_filename) { uint64_t entry;