From: Philippe Mathieu-Daudé <philmd@linaro.org>
Date: Wed, 7 Feb 2024 15:45:15 +0000 (+0100)
Subject: hw/ppc/prep: Realize ISA bridge before accessing it
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=59ae6bcddc3651b55b96c2bf05a6cd4312e46d10;p=qemu.git

hw/ppc/prep: Realize ISA bridge before accessing it

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>
---

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"));