Misc HW patches for 2024-02-15

[PULL 23/56] hw/ppc/prep: Realize ISA bridge before accessing it

Philippe Mathieu-Daudé posted 56 patches 8 months, 2 weeks ago

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Maintainers: Rob Herring <robh@kernel.org>, Peter Maydell <peter.maydell@linaro.org>, Radoslaw Biernacki <rad@semihalf.com>, Leif Lindholm <quic_llindhol@quicinc.com>, Marcin Juszkiewicz <marcin.juszkiewicz@linaro.org>, Yoshinori Sato <ysato@users.sourceforge.jp>, Magnus Damm <magnus.damm@gmail.com>, Kevin Wolf <kwolf@redhat.com>, Hanna Reitz <hreitz@redhat.com>, "Clément Chigot" <chigot@adacore.com>, Frederic Konrad <konrad.frederic@yahoo.fr>, "Marc-André Lureau" <marcandre.lureau@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>, "Hervé Poussineau" <hpoussin@reactos.org>, "Michael S. Tsirkin" <mst@redhat.com>, Richard Henderson <richard.henderson@linaro.org>, Eduardo Habkost <eduardo@habkost.net>, Marcel Apfelbaum <marcel.apfelbaum@gmail.com>, John Snow <jsnow@redhat.com>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Aurelien Jarno <aurelien@aurel32.net>, BALATON Zoltan <balaton@eik.bme.hu>, Jiaxun Yang <jiaxun.yang@flygoat.com>, Paul Burton <paulburton@kernel.org>, Aleksandar Rikalo <aleksandar.rikalo@syrmia.com>, Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>, Artyom Tarasenko <atar4qemu@gmail.com>, Beniamino Galvani <b.galvani@gmail.com>, Strahinja Jankovic <strahinja.p.jankovic@gmail.com>, Alistair Francis <alistair@alistair23.me>, "Edgar E. Iglesias" <edgar.iglesias@gmail.com>, Huacai Chen <chenhuacai@kernel.org>

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[PULL 23/56] hw/ppc/prep: Realize ISA bridge before accessing it

Posted by Philippe Mathieu-Daudé 8 months, 2 weeks ago

We should not wire IRQs on unrealized device.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20240213130341.1793-6-philmd@linaro.org>
---
 hw/ppc/prep.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/ppc/prep.c b/hw/ppc/prep.c
index 1a6cd05c61..4eb5477069 100644
--- a/hw/ppc/prep.c
+++ b/hw/ppc/prep.c
@@ -278,9 +278,9 @@ static void ibm_40p_init(MachineState *machine)
 
     /* PCI -> ISA bridge */
     i82378_dev = DEVICE(pci_new(PCI_DEVFN(11, 0), "i82378"));
+    qdev_realize_and_unref(i82378_dev, BUS(pci_bus), &error_fatal);
     qdev_connect_gpio_out(i82378_dev, 0,
                           qdev_get_gpio_in(DEVICE(cpu), PPC6xx_INPUT_INT));
-    qdev_realize_and_unref(i82378_dev, BUS(pci_bus), &error_fatal);
 
     sysbus_connect_irq(pcihost, 0, qdev_get_gpio_in(i82378_dev, 15));
     isa_bus = ISA_BUS(qdev_get_child_bus(i82378_dev, "isa.0"));
-- 
2.41.0