From 8ac919a065418d8f43bb2865d53d38b66a398846 Mon Sep 17 00:00:00 2001 From: Laurent Vivier Date: Sat, 26 Oct 2019 18:45:43 +0200 Subject: hw/m68k: add Nubus macfb video card MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This patch adds support for a graphic framebuffer device. This device can be added as a sysbus device or as a NuBus device. It is accessed as a framebuffer but the color palette can be set. Co-developed-by: Mark Cave-Ayland Signed-off-by: Mark Cave-Ayland Signed-off-by: Laurent Vivier Reviewed-by: Hervé Poussineau Reviewed-by: Thomas Huth Message-Id: <20191026164546.30020-9-laurent@vivier.eu> --- include/hw/display/macfb.h | 64 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 include/hw/display/macfb.h (limited to 'include') diff --git a/include/hw/display/macfb.h b/include/hw/display/macfb.h new file mode 100644 index 0000000..26367ae --- /dev/null +++ b/include/hw/display/macfb.h @@ -0,0 +1,64 @@ +/* + * QEMU Motorola 680x0 Macintosh Video Card Emulation + * Copyright (c) 2012-2018 Laurent Vivier + * + * some parts from QEMU G364 framebuffer Emulator. + * Copyright (c) 2007-2011 Herve Poussineau + * + * This work is licensed under the terms of the GNU GPL, version 2 or later. + * See the COPYING file in the top-level directory. + * + */ + +#ifndef MACFB_H +#define MACFB_H + +#include "qemu/osdep.h" +#include "exec/memory.h" +#include "ui/console.h" + +typedef struct MacfbState { + MemoryRegion mem_vram; + MemoryRegion mem_ctrl; + QemuConsole *con; + + uint8_t *vram; + uint32_t vram_bit_mask; + uint32_t palette_current; + uint8_t color_palette[256 * 3]; + uint32_t width, height; /* in pixels */ + uint8_t depth; +} MacfbState; + +#define TYPE_MACFB "sysbus-macfb" +#define MACFB(obj) \ + OBJECT_CHECK(MacfbSysBusState, (obj), TYPE_MACFB) + +typedef struct { + SysBusDevice busdev; + + MacfbState macfb; +} MacfbSysBusState; + +#define MACFB_NUBUS_DEVICE_CLASS(class) \ + OBJECT_CLASS_CHECK(MacfbNubusDeviceClass, (class), TYPE_NUBUS_MACFB) +#define MACFB_NUBUS_GET_CLASS(obj) \ + OBJECT_GET_CLASS(MacfbNubusDeviceClass, (obj), TYPE_NUBUS_MACFB) + +typedef struct MacfbNubusDeviceClass { + DeviceClass parent_class; + + DeviceRealize parent_realize; +} MacfbNubusDeviceClass; + +#define TYPE_NUBUS_MACFB "nubus-macfb" +#define NUBUS_MACFB(obj) \ + OBJECT_CHECK(MacfbNubusState, (obj), TYPE_NUBUS_MACFB) + +typedef struct { + NubusDevice busdev; + + MacfbState macfb; +} MacfbNubusState; + +#endif -- cgit v1.1