From: Alistair Francis <alistair23@gmail.com>
To: Markus Armbruster <armbru@redhat.com>
Cc: Peter Maydell <peter.maydell@linaro.org>,
"Daniel P. Berrange" <berrange@redhat.com>,
Eduardo Habkost <ehabkost@redhat.com>,
Alistair Francis <alistair@alistair23.me>,
"qemu-devel@nongnu.org Developers" <qemu-devel@nongnu.org>,
qemu-arm <qemu-arm@nongnu.org>,
Paolo Bonzini <pbonzini@redhat.com>
Subject: Re: [PATCH 01/24] arm/stm32f405: Fix realization of "stm32f2xx-adc" devices
Date: Mon, 18 May 2020 09:48:56 -0700 [thread overview]
Message-ID: <CAKmqyKOun2FyT+JR8cyrP9eQn9xFDAppFb4W12ym-TPGt9h7Hg@mail.gmail.com> (raw)
In-Reply-To: <20200518050408.4579-2-armbru@redhat.com>
On Sun, May 17, 2020 at 10:06 PM Markus Armbruster <armbru@redhat.com> wrote:
>
> stm32f405_soc_initfn() creates six such devices, but
> stm32f405_soc_realize() realizes only one. Affects machine
> netduinoplus2.
>
> I wonder how this ever worked. If the "device becomes real only on
> realize" thing actually works, then we've always been missing five of
> six such devices, yet nobody noticed.
I must have just been testing the first ADC.
>
> Fix stm32f405_soc_realize() to realize all six. Visible in "info
> qtree":
>
> bus: main-system-bus
> type System
> dev: stm32f405-soc, id ""
> cpu-type = "cortex-m4-arm-cpu"
> dev: stm32f2xx-adc, id ""
> gpio-out "sysbus-irq" 1
> - mmio ffffffffffffffff/00000000000000ff
> + mmio 0000000040012000/00000000000000ff
> dev: stm32f2xx-adc, id ""
> gpio-out "sysbus-irq" 1
> - mmio ffffffffffffffff/00000000000000ff
> + mmio 0000000040012000/00000000000000ff
> dev: stm32f2xx-adc, id ""
> gpio-out "sysbus-irq" 1
> - mmio ffffffffffffffff/00000000000000ff
> + mmio 0000000040012000/00000000000000ff
> dev: stm32f2xx-adc, id ""
> gpio-out "sysbus-irq" 1
> - mmio ffffffffffffffff/00000000000000ff
> + mmio 0000000040012000/00000000000000ff
> dev: stm32f2xx-adc, id ""
> gpio-out "sysbus-irq" 1
> mmio 0000000040012000/00000000000000ff
> dev: stm32f2xx-adc, id ""
> gpio-out "sysbus-irq" 1
> - mmio ffffffffffffffff/00000000000000ff
> + mmio 0000000040012000/00000000000000ff
> dev: armv7m, id ""
>
> The mmio addresses look suspicious.
Good catch, thanks :)
>
> Fixes: 529fc5fd3e18ace8f739afd02dc0953354f39442
> Cc: Alistair Francis <alistair@alistair23.me>
> Cc: Peter Maydell <peter.maydell@linaro.org>
> Cc: qemu-arm@nongnu.org
> Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Alistair
> ---
> hw/arm/stm32f405_soc.c | 20 +++++++++++---------
> 1 file changed, 11 insertions(+), 9 deletions(-)
>
> diff --git a/hw/arm/stm32f405_soc.c b/hw/arm/stm32f405_soc.c
> index 4f10ce6176..4649502711 100644
> --- a/hw/arm/stm32f405_soc.c
> +++ b/hw/arm/stm32f405_soc.c
> @@ -185,16 +185,18 @@ static void stm32f405_soc_realize(DeviceState *dev_soc, Error **errp)
> qdev_connect_gpio_out(DEVICE(&s->adc_irqs), 0,
> qdev_get_gpio_in(armv7m, ADC_IRQ));
>
> - dev = DEVICE(&(s->adc[i]));
> - object_property_set_bool(OBJECT(&s->adc[i]), true, "realized", &err);
> - if (err != NULL) {
> - error_propagate(errp, err);
> - return;
> + for (i = 0; i < STM_NUM_ADCS; i++) {
> + dev = DEVICE(&(s->adc[i]));
> + object_property_set_bool(OBJECT(&s->adc[i]), true, "realized", &err);
> + if (err != NULL) {
> + error_propagate(errp, err);
> + return;
> + }
> + busdev = SYS_BUS_DEVICE(dev);
> + sysbus_mmio_map(busdev, 0, ADC_ADDR);
> + sysbus_connect_irq(busdev, 0,
> + qdev_get_gpio_in(DEVICE(&s->adc_irqs), i));
> }
> - busdev = SYS_BUS_DEVICE(dev);
> - sysbus_mmio_map(busdev, 0, ADC_ADDR);
> - sysbus_connect_irq(busdev, 0,
> - qdev_get_gpio_in(DEVICE(&s->adc_irqs), i));
>
> /* SPI devices */
> for (i = 0; i < STM_NUM_SPIS; i++) {
> --
> 2.21.1
>
>
next prev parent reply other threads:[~2020-05-18 17:01 UTC|newest]
Thread overview: 99+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-18 5:03 [PATCH 00/24] Fixes around device realization Markus Armbruster
2020-05-18 5:03 ` [PATCH 01/24] arm/stm32f405: Fix realization of "stm32f2xx-adc" devices Markus Armbruster
2020-05-18 16:48 ` Alistair Francis [this message]
2020-05-19 5:08 ` Markus Armbruster
2020-05-19 22:20 ` Alistair Francis
2020-05-27 9:27 ` Markus Armbruster
2020-05-27 11:24 ` Philippe Mathieu-Daudé
2020-05-18 5:03 ` [PATCH 02/24] display/xlnx_dp: Fix to realize "i2c-ddc" and "aux-to-i2c-bridge" Markus Armbruster
2020-05-18 8:19 ` Fred Konrad
2020-05-19 5:09 ` Markus Armbruster
2020-05-19 9:48 ` Peter Maydell
2020-05-19 12:07 ` Markus Armbruster
2020-05-18 9:59 ` Edgar E. Iglesias
2020-05-18 10:30 ` Peter Maydell
2020-05-18 11:13 ` Philippe Mathieu-Daudé
2020-05-19 5:13 ` Markus Armbruster
2020-05-18 16:56 ` Alistair Francis
2020-05-18 5:03 ` [PATCH 03/24] sd/pxa2xx_mmci: Fix to realize "pxa2xx-mmci" device Markus Armbruster
2020-05-21 16:20 ` Peter Maydell
2020-05-18 5:03 ` [PATCH 04/24] aspeed: Don't create unwanted "ftgmac100", "aspeed-mmi" devices Markus Armbruster
2020-05-18 12:19 ` Cédric Le Goater
2020-05-19 0:20 ` Andrew Jeffery
2020-05-19 5:45 ` Markus Armbruster
2020-05-19 11:42 ` Philippe Mathieu-Daudé
2020-05-19 12:44 ` Cédric Le Goater
2020-05-19 0:38 ` Joel Stanley
2020-05-19 5:35 ` Markus Armbruster
2020-05-18 5:03 ` [PATCH 05/24] aspeed: Don't create unwanted "cortex-a7-arm-cpu" devices Markus Armbruster
2020-05-18 12:24 ` Cédric Le Goater
2020-05-19 0:40 ` Joel Stanley
2020-05-19 5:46 ` Markus Armbruster
2020-05-19 9:35 ` Cédric Le Goater
2020-05-18 5:03 ` [PATCH 06/24] armv7m: Bury unwanted "ARM,bitband-memory" devices Markus Armbruster
2020-05-21 16:17 ` Peter Maydell
2020-05-25 5:50 ` Markus Armbruster
2020-05-25 12:32 ` Paolo Bonzini
2020-05-25 12:49 ` Peter Maydell
2020-05-26 5:19 ` Markus Armbruster
2020-05-18 5:03 ` [PATCH 07/24] auxbus: Fix aux-to-i2c-bridge to be a subtype of aux-slave Markus Armbruster
2020-05-18 8:53 ` Philippe Mathieu-Daudé
2020-05-18 5:03 ` [PATCH 08/24] mac_via: Fix to realize "mos6522-q800-via*" devices Markus Armbruster
2020-05-18 20:25 ` Mark Cave-Ayland
2020-05-18 5:03 ` [PATCH 09/24] macio: Fix to realize "mos6522-cuda" and "mos6522-pmu" devices Markus Armbruster
2020-05-21 16:26 ` Peter Maydell
2020-05-25 6:25 ` Markus Armbruster
2020-05-27 14:12 ` Markus Armbruster
2020-05-27 15:05 ` Peter Maydell
2020-05-27 15:12 ` Paolo Bonzini
2020-05-28 6:57 ` Markus Armbruster
2020-05-27 16:08 ` Markus Armbruster
2020-05-18 5:03 ` [PATCH 10/24] macio: Bury unwanted "macio-gpio" devices Markus Armbruster
2020-05-18 20:35 ` Mark Cave-Ayland
2020-05-19 6:06 ` Markus Armbruster
2020-05-18 5:03 ` [PATCH 11/24] pnv/phb4: Bury unwanted "pnv-phb4-pec-stack" devices Markus Armbruster
2020-05-18 8:49 ` Greg Kurz
2020-05-18 13:24 ` Cédric Le Goater
2020-05-19 8:16 ` Cédric Le Goater
2020-05-19 11:50 ` Markus Armbruster
2020-05-18 5:03 ` [PATCH 12/24] MAINTAINERS: Make section PowerNV cover pci-host/pnv* as well Markus Armbruster
2020-05-18 6:41 ` David Gibson
2020-05-18 5:03 ` [PATCH 13/24] ppc4xx: Drop redundant device realization Markus Armbruster
2020-05-18 8:54 ` Philippe Mathieu-Daudé
2020-05-18 10:27 ` BALATON Zoltan
2020-05-19 6:07 ` Markus Armbruster
2020-05-18 16:41 ` Thomas Huth
2020-05-18 5:03 ` [PATCH 14/24] macio: Put "macio-nvram" device on the macio bus Markus Armbruster
2020-05-18 20:37 ` Mark Cave-Ayland
2020-05-18 5:03 ` [PATCH 15/24] macio: Fix macio-bus to be a subtype of System bus Markus Armbruster
2020-05-18 8:55 ` Philippe Mathieu-Daudé
2020-05-18 20:39 ` Mark Cave-Ayland
2020-05-19 6:09 ` Markus Armbruster
2020-05-18 5:04 ` [PATCH 16/24] ppc/pnv: Put "*-pnv-chip" and "pnv-xive" on the main system bus Markus Armbruster
2020-05-18 16:34 ` Cédric Le Goater
2020-05-19 6:28 ` Markus Armbruster
2020-05-19 13:05 ` Cédric Le Goater
2020-05-18 5:04 ` [PATCH 17/24] pnv/psi: Correct the pnv-psi* devices not to be sysbus devices Markus Armbruster
2020-05-18 16:27 ` Cédric Le Goater
2020-05-19 6:30 ` Markus Armbruster
2020-05-19 13:04 ` Cédric Le Goater
2020-05-18 5:04 ` [PATCH 18/24] display/sm501 display/ati: Fix to realize "i2c-ddc" Markus Armbruster
2020-05-18 10:32 ` BALATON Zoltan
2020-05-19 6:30 ` Markus Armbruster
2020-05-18 10:39 ` BALATON Zoltan
2020-05-18 10:45 ` Philippe Mathieu-Daudé
2020-05-19 6:35 ` Markus Armbruster
2020-05-18 5:04 ` [PATCH 19/24] riscv: Fix to put "riscv.hart_array" devices on sysbus Markus Armbruster
2020-05-18 17:03 ` Alistair Francis
2020-05-18 5:04 ` [PATCH 20/24] riscv: Fix type of SiFive[EU]SocState, member parent_obj Markus Armbruster
2020-05-18 8:58 ` Philippe Mathieu-Daudé
2020-05-18 16:57 ` Alistair Francis
2020-05-18 5:04 ` [PATCH 21/24] sparc/leon3: Fix to put grlib,* devices on sysbus Markus Armbruster
2020-05-18 8:09 ` Fred Konrad
2020-05-18 8:59 ` Philippe Mathieu-Daudé
2020-05-18 5:04 ` [PATCH 22/24] qdev: Assert devices are plugged into a bus that can take them Markus Armbruster
2020-05-18 15:03 ` Markus Armbruster
2020-05-18 20:42 ` Mark Cave-Ayland
2020-05-18 5:04 ` [PATCH 23/24] sd: Hide the qdev-but-not-quite thing created by sd_init() Markus Armbruster
2020-05-18 5:04 ` [PATCH 24/24] qdev: Assert onboard devices all get realized properly Markus Armbruster
2020-05-18 9:10 ` Philippe Mathieu-Daudé
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