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hw/intc/riscv_aplic: APLICs should add child earlier than realize

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Since only root APLICs can have hw IRQ lines, aplic->parent should
be initialized first.

Fixes: e8f79343cf ("hw/intc: Add RISC-V AIA APLIC device emulation")
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Signed-off-by: yang.zhang <yang.zhang@hexintek.com>
Cc: qemu-stable <qemu-stable@nongnu.org>
Message-ID: <20240409014445.278-1-gaoshanliukou@163.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
(cherry picked from commit c76b121840)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
This commit is contained in:
yang.zhang 2024-04-09 09:44:45 +08:00 • committed by Michael Tokarev
parent b9b2f3bbab
commit cd1228a80e
1 changed files with 4 additions and 4 deletions
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8
hw/intc/riscv_aplic.c
View file

@ -975,16 +975,16 @@ DeviceState *riscv_aplic_create(hwaddr addr, hwaddr size,
qdev_prop_set_bit(dev, "msimode", msimode);
qdev_prop_set_bit(dev, "mmode", mmode);
if (parent) {
riscv_aplic_add_child(parent, dev);
}
sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
if (!is_kvm_aia(msimode)) {
sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, addr);
}
if (parent) {
riscv_aplic_add_child(parent, dev);
}
if (!msimode) {
for (i = 0; i < num_harts; i++) {
CPUState *cpu = cpu_by_arch_id(hartid_base + i);