ShuriZma
/
xemu
mirror of https://github.com/xemu-project/xemu.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

hw/intc: sifive_plic: Use error_setg() to propagate the error up via errp in sifive_plic_realize() 

The realize() callback has an errp for us to propagate the error up.
While we are here, correct the wrong multi-line comment format.

Signed-off-by: Bin Meng <bmeng@tinylab.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20221211030829.802437-8-bmeng@tinylab.org>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
Bin Meng 2022-12-11 11:08:21 +08:00 committed by Alistair Francis
parent 7b0f26e420
commit 35401578e2
1 changed files with 4 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
hw/intc/sifive_plic.c
View File

@ -379,7 +379,8 @@ static void sifive_plic_realize(DeviceState *dev, Error **errp)
s->m_external_irqs = g_malloc(sizeof(qemu_irq) * s->num_harts);
qdev_init_gpio_out(dev, s->m_external_irqs, s->num_harts);
/* We can't allow the supervisor to control SEIP as this would allow the
/*
* We can't allow the supervisor to control SEIP as this would allow the
* supervisor to clear a pending external interrupt which will result in
* lost a interrupt in the case a PLIC is attached. The SEIP bit must be
* hardware controlled when a PLIC is attached.
@ -387,8 +388,8 @@ static void sifive_plic_realize(DeviceState *dev, Error **errp)
for (i = 0; i < s->num_harts; i++) {
RISCVCPU *cpu = RISCV_CPU(qemu_get_cpu(s->hartid_base + i));
if (riscv_cpu_claim_interrupts(cpu, MIP_SEIP) < 0) {
error_report("SEIP already claimed");
exit(1);
error_setg(errp, "SEIP already claimed");
return;
}
}