23f6e3b11b
Introduce TYPE_VGA_MMIO, a sysbus device. While there is no change in the vga_mmio_init() interface, this is a migration compatibility break of the MIPS Acer Pica 61 Jazz machine (pica61). Suggested-by: Thomas Huth <thuth@redhat.com> Reviewed-by: BALATON Zoltan <balaton@eik.bme.hu> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Thomas Huth <thuth@redhat.com> Message-Id: <20211206224528.563588-4-f4bug@amsat.org> Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
33 lines
709 B
C
33 lines
709 B
C
/*
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* QEMU VGA Emulator.
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*
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* Copyright (c) 2003 Fabrice Bellard
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*/
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#ifndef QEMU_HW_DISPLAY_VGA_H
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#define QEMU_HW_DISPLAY_VGA_H
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#include "exec/hwaddr.h"
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/*
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* modules can reference this symbol to avoid being loaded
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* into system emulators without vga support
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*/
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extern bool have_vga;
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enum vga_retrace_method {
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VGA_RETRACE_DUMB,
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VGA_RETRACE_PRECISE
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};
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extern enum vga_retrace_method vga_retrace_method;
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#define TYPE_VGA_MMIO "vga-mmio"
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int vga_mmio_init(hwaddr vram_base, hwaddr ctrl_base,
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int it_shift, MemoryRegion *address_space);
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#endif
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