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[PATCH v5 20/20] q800: configure nubus available slots for Quadra 800
From: |
Mark Cave-Ayland |
Subject: |
[PATCH v5 20/20] q800: configure nubus available slots for Quadra 800 |
Date: |
Thu, 23 Sep 2021 10:13:08 +0100 |
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>
---
hw/m68k/q800.c | 9 +++++++++
1 file changed, 9 insertions(+)
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
@@ -78,6 +78,13 @@
#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,
...).
@@ -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);
--
2.20.1
- Re: [PATCH v5 14/20] mac-nubus-bridge: rename MacNubusState to MacNubusBridge, (continued)
- [PATCH v5 15/20] nubus: move NubusBus from mac-nubus-bridge to nubus-bridge, Mark Cave-Ayland, 2021/09/23
- [PATCH v5 16/20] nubus-bridge: embed the NubusBus object directly within nubus-bridge, Mark Cave-Ayland, 2021/09/23
- [PATCH v5 17/20] nubus-bridge: make slot_available_mask a qdev property, Mark Cave-Ayland, 2021/09/23
- [PATCH v5 18/20] nubus: add support for slot IRQs, Mark Cave-Ayland, 2021/09/23
- [PATCH v5 19/20] q800: wire up nubus IRQs, Mark Cave-Ayland, 2021/09/23
- [PATCH v5 20/20] q800: configure nubus available slots for Quadra 800,
Mark Cave-Ayland <=