On 9/23/21 11:13, Mark Cave-Ayland wrote:
Each Nubus slot has an IRQ line that can be used to request service from the
CPU. Connect the IRQs to the Nubus bridge so that they can be wired up using
qdev
gpios accordingly, and introduce a new nubus_set_irq() function that can be used
by Nubus devices to control the slot IRQ.
Signed-off-by: Mark Cave-Ayland <mark.cave-ayl...@ilande.co.uk>
Reviewed-by: Laurent Vivier <laur...@vivier.eu>
---
hw/nubus/nubus-bridge.c | 2 ++
hw/nubus/nubus-device.c | 8 ++++++++
include/hw/nubus/nubus.h | 6 ++++++
3 files changed, 16 insertions(+)
static Property nubus_bridge_properties[] = {
diff --git a/hw/nubus/nubus-device.c b/hw/nubus/nubus-device.c
index 280f40e88a..0f1852f671 100644
--- a/hw/nubus/nubus-device.c
+++ b/hw/nubus/nubus-device.c
@@ -10,12 +10,20 @@
#include "qemu/osdep.h"
#include "qemu/datadir.h"
+#include "hw/irq.h"
#include "hw/loader.h"
#include "hw/nubus/nubus.h"
#include "qapi/error.h"
#include "qemu/error-report.h"
+void nubus_set_irq(NubusDevice *nd, int level)
+{
+ NubusBus *nubus = NUBUS_BUS(qdev_get_parent_bus(DEVICE(nd)));
+
A trace-event could be helpful here, otherwise:
Reviewed-by: Philippe Mathieu-Daudé <f4...@amsat.org>
+ qemu_set_irq(nubus->irqs[nd->slot], level);
+}
