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Re: [Qemu-arm] [Qemu-devel] [PATCH v3 15/17] hw/arm/stm32f205_soc: Fix i
From: |
Alistair Francis |
Subject: |
Re: [Qemu-arm] [Qemu-devel] [PATCH v3 15/17] hw/arm/stm32f205_soc: Fix introspection problem with 'stm32f205-soc' device |
Date: |
Mon, 16 Jul 2018 14:59:06 -0700 |
On Mon, Jul 16, 2018 at 5:59 AM, Thomas Huth <address@hidden> wrote:
> Valgrind complains:
>
> echo "{'execute':'qmp_capabilities'} {'execute':'device-list-properties'," \
> "'arguments':{'typename':'stm32f205-soc'}}" \
> "{'execute': 'human-monitor-command', " \
> "'arguments': {'command-line': 'info qtree'}}" | \
> valgrind -q aarch64-softmmu/qemu-system-aarch64 -M none,accel=qtest -qmp
> stdio
> [...]
> ==28531== Invalid read of size 8
> ==28531== at 0x6185BA: qdev_print (qdev-monitor.c:686)
> ==28531== by 0x6185BA: qbus_print (qdev-monitor.c:719)
> ==28531== by 0x452B38: handle_hmp_command (monitor.c:3446)
> [...]
>
> Fix it with the new sysbus_init_child_obj() function.
>
> Signed-off-by: Thomas Huth <address@hidden>
Reviewed-by: Alistair Francis <address@hidden>
Alistair
> ---
> hw/arm/stm32f205_soc.c | 28 ++++++++++++----------------
> 1 file changed, 12 insertions(+), 16 deletions(-)
>
> diff --git a/hw/arm/stm32f205_soc.c b/hw/arm/stm32f205_soc.c
> index 2b2135d..c486d06 100644
> --- a/hw/arm/stm32f205_soc.c
> +++ b/hw/arm/stm32f205_soc.c
> @@ -49,36 +49,32 @@ static void stm32f205_soc_initfn(Object *obj)
> STM32F205State *s = STM32F205_SOC(obj);
> int i;
>
> - object_initialize(&s->armv7m, sizeof(s->armv7m), TYPE_ARMV7M);
> - qdev_set_parent_bus(DEVICE(&s->armv7m), sysbus_get_default());
> + sysbus_init_child_obj(obj, "armv7m", &s->armv7m, sizeof(s->armv7m),
> + TYPE_ARMV7M);
>
> - object_initialize(&s->syscfg, sizeof(s->syscfg), TYPE_STM32F2XX_SYSCFG);
> - qdev_set_parent_bus(DEVICE(&s->syscfg), sysbus_get_default());
> + sysbus_init_child_obj(obj, "syscfg", &s->syscfg, sizeof(s->syscfg),
> + TYPE_STM32F2XX_SYSCFG);
>
> for (i = 0; i < STM_NUM_USARTS; i++) {
> - object_initialize(&s->usart[i], sizeof(s->usart[i]),
> - TYPE_STM32F2XX_USART);
> - qdev_set_parent_bus(DEVICE(&s->usart[i]), sysbus_get_default());
> + sysbus_init_child_obj(obj, "usart[*]", &s->usart[i],
> + sizeof(s->usart[i]), TYPE_STM32F2XX_USART);
> }
>
> for (i = 0; i < STM_NUM_TIMERS; i++) {
> - object_initialize(&s->timer[i], sizeof(s->timer[i]),
> - TYPE_STM32F2XX_TIMER);
> - qdev_set_parent_bus(DEVICE(&s->timer[i]), sysbus_get_default());
> + sysbus_init_child_obj(obj, "timer[*]", &s->timer[i],
> + sizeof(s->timer[i]), TYPE_STM32F2XX_TIMER);
> }
>
> s->adc_irqs = OR_IRQ(object_new(TYPE_OR_IRQ));
>
> for (i = 0; i < STM_NUM_ADCS; i++) {
> - object_initialize(&s->adc[i], sizeof(s->adc[i]),
> - TYPE_STM32F2XX_ADC);
> - qdev_set_parent_bus(DEVICE(&s->adc[i]), sysbus_get_default());
> + sysbus_init_child_obj(obj, "adc[*]", &s->adc[i], sizeof(s->adc[i]),
> + TYPE_STM32F2XX_ADC);
> }
>
> for (i = 0; i < STM_NUM_SPIS; i++) {
> - object_initialize(&s->spi[i], sizeof(s->spi[i]),
> - TYPE_STM32F2XX_SPI);
> - qdev_set_parent_bus(DEVICE(&s->spi[i]), sysbus_get_default());
> + sysbus_init_child_obj(obj, "spi[*]", &s->spi[i], sizeof(s->spi[i]),
> + TYPE_STM32F2XX_SPI);
> }
> }
>
> --
> 1.8.3.1
>
>
- [Qemu-arm] [PATCH v3 11/17] hw/arm/fsl-imx31: Fix introspection problem with the "fsl, imx31" device, (continued)
- [Qemu-arm] [PATCH v3 11/17] hw/arm/fsl-imx31: Fix introspection problem with the "fsl, imx31" device, Thomas Huth, 2018/07/16
- [Qemu-arm] [PATCH v3 12/17] hw/cpu/arm11mpcore: Fix introspection problem with 'arm11mpcore_priv', Thomas Huth, 2018/07/16
- [Qemu-arm] [PATCH v3 14/17] hw/arm/allwinner-a10: Fix introspection problem with 'allwinner-a10', Thomas Huth, 2018/07/16
- [Qemu-arm] [PATCH v3 13/17] hw/*/realview: Fix introspection problem with 'realview_mpcore' & 'realview_gic', Thomas Huth, 2018/07/16
- [Qemu-arm] [PATCH v3 17/17] hw/arm/xlnx-zynqmp: Fix crash when introspecting the "xlnx, zynqmp" device, Thomas Huth, 2018/07/16
- [Qemu-arm] [PATCH v3 15/17] hw/arm/stm32f205_soc: Fix introspection problem with 'stm32f205-soc' device, Thomas Huth, 2018/07/16
- [Qemu-arm] [PATCH v3 16/17] hw/display/xlnx_dp: Move problematic code from instance_init to realize, Thomas Huth, 2018/07/16
- Re: [Qemu-arm] [PATCH v3 00/17] Fix crashes with introspection of ARM devices, Peter Maydell, 2018/07/17