8063396bf3
This converts existing DECLARE_INSTANCE_CHECKER usage to OBJECT_DECLARE_SIMPLE_TYPE when possible. $ ./scripts/codeconverter/converter.py -i \ --pattern=AddObjectDeclareSimpleType $(git grep -l '' -- '*.[ch]') Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Acked-by: Paul Durrant <paul@xen.org> Message-Id: <20200916182519.415636-6-ehabkost@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
90 lines
2.3 KiB
C
90 lines
2.3 KiB
C
/*
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* Raspberry Pi emulation (c) 2012 Gregory Estrade
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* Upstreaming code cleanup [including bcm2835_*] (c) 2013 Jan Petrous
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*
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* Rasperry Pi 2 emulation and refactoring Copyright (c) 2015, Microsoft
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* Written by Andrew Baumann
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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 BCM2835_FB_H
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#define BCM2835_FB_H
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#include "hw/sysbus.h"
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#include "ui/console.h"
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#include "qom/object.h"
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#define TYPE_BCM2835_FB "bcm2835-fb"
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OBJECT_DECLARE_SIMPLE_TYPE(BCM2835FBState, BCM2835_FB)
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/*
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* Configuration information about the fb which the guest can program
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* via the mailbox property interface.
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*/
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typedef struct {
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uint32_t xres, yres;
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uint32_t xres_virtual, yres_virtual;
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uint32_t xoffset, yoffset;
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uint32_t bpp;
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uint32_t base;
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uint32_t pixo;
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uint32_t alpha;
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} BCM2835FBConfig;
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struct BCM2835FBState {
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/*< private >*/
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SysBusDevice busdev;
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/*< public >*/
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uint32_t vcram_base, vcram_size;
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MemoryRegion *dma_mr;
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AddressSpace dma_as;
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MemoryRegion iomem;
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MemoryRegionSection fbsection;
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QemuConsole *con;
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qemu_irq mbox_irq;
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bool lock, invalidate, pending;
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BCM2835FBConfig config;
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BCM2835FBConfig initial_config;
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};
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void bcm2835_fb_reconfigure(BCM2835FBState *s, BCM2835FBConfig *newconfig);
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/**
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* bcm2835_fb_get_pitch: return number of bytes per line of the framebuffer
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* @config: configuration info for the framebuffer
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*
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* Return the number of bytes per line of the framebuffer, ie the number
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* that must be added to a pixel address to get the address of the pixel
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* directly below it on screen.
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*/
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static inline uint32_t bcm2835_fb_get_pitch(BCM2835FBConfig *config)
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{
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uint32_t xres = MAX(config->xres, config->xres_virtual);
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return xres * (config->bpp >> 3);
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}
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/**
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* bcm2835_fb_get_size: return total size of framebuffer in bytes
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* @config: configuration info for the framebuffer
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*/
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static inline uint32_t bcm2835_fb_get_size(BCM2835FBConfig *config)
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{
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uint32_t yres = MAX(config->yres, config->yres_virtual);
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return yres * bcm2835_fb_get_pitch(config);
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}
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/**
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* bcm2835_fb_validate_config: check provided config
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*
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* Validates the configuration information provided by the guest and
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* adjusts it if necessary.
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*/
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void bcm2835_fb_validate_config(BCM2835FBConfig *config);
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#endif
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