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authorMark Cave-Ayland2021-09-24 09:38:08 +0200
committerLaurent Vivier2021-09-29 10:45:19 +0200
commit5ef251416b5116bbf7723f31ddf8a6949a2ac271 (patch)
treef372601cb841998f8edaf70a1da571190ca59210 /hw/m68k
parentq800: wire up nubus IRQs (diff)
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q800: configure nubus available slots for Quadra 800
Slot 0x9 is reserved for use by the in-built framebuffer whilst only slots 0xc, 0xd and 0xe physically exist on the Quadra 800. Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Laurent Vivier <laurent@vivier.eu> Message-Id: <20210924073808.1041-21-mark.cave-ayland@ilande.co.uk> Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Diffstat (limited to 'hw/m68k')
-rw-r--r--hw/m68k/q800.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/hw/m68k/q800.c b/hw/m68k/q800.c
index 5bc9df58a0..09b3366024 100644
--- a/hw/m68k/q800.c
+++ b/hw/m68k/q800.c
@@ -79,6 +79,13 @@
#define MAC_CLOCK 3686418
/*
+ * Slot 0x9 is reserved for use by the in-built framebuffer whilst only
+ * slots 0xc, 0xd and 0xe physically exist on the Quadra 800
+ */
+#define Q800_NUBUS_SLOTS_AVAILABLE (BIT(0x9) | BIT(0xc) | BIT(0xd) | \
+ BIT(0xe))
+
+/*
* The GLUE (General Logic Unit) is an Apple custom integrated circuit chip
* that performs a variety of functions (RAM management, clock generation, ...).
* The GLUE chip receives interrupt requests from various devices,
@@ -392,6 +399,8 @@ static void q800_init(MachineState *machine)
/* NuBus */
dev = qdev_new(TYPE_MAC_NUBUS_BRIDGE);
+ qdev_prop_set_uint32(dev, "slot-available-mask",
+ Q800_NUBUS_SLOTS_AVAILABLE);
sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0,
MAC_NUBUS_FIRST_SLOT * NUBUS_SUPER_SLOT_SIZE);