diff --git a/hw/arm/exynos4210.c b/hw/arm/exynos4210.c index ab18836943..e3f1de2631 100644 --- a/hw/arm/exynos4210.c +++ b/hw/arm/exynos4210.c @@ -770,6 +770,8 @@ static void exynos4210_realize(DeviceState *socdev, Error **errp) /*** Display controller (FIMD) ***/ dev = qdev_new("exynos4210.fimd"); + object_property_set_link(OBJECT(dev), "framebuffer-memory", + OBJECT(system_mem), &error_fatal); busdev = SYS_BUS_DEVICE(dev); sysbus_realize_and_unref(busdev, &error_fatal); sysbus_mmio_map(busdev, 0, EXYNOS4210_FIMD0_BASE_ADDR); diff --git a/hw/display/exynos4210_fimd.c b/hw/display/exynos4210_fimd.c index 84687527d5..5712558e13 100644 --- a/hw/display/exynos4210_fimd.c +++ b/hw/display/exynos4210_fimd.c @@ -23,6 +23,7 @@ */ #include "qemu/osdep.h" +#include "hw/qdev-properties.h" #include "hw/hw.h" #include "hw/irq.h" #include "hw/sysbus.h" @@ -32,6 +33,7 @@ #include "qemu/bswap.h" #include "qemu/module.h" #include "qemu/log.h" +#include "qapi/error.h" #include "qom/object.h" /* Debug messages configuration */ @@ -302,6 +304,7 @@ struct Exynos4210fimdState { MemoryRegion iomem; QemuConsole *console; qemu_irq irq[3]; + MemoryRegion *fbmem; uint32_t vidcon[4]; /* Video main control registers 0-3 */ uint32_t vidtcon[4]; /* Video time control registers 0-3 */ @@ -1119,7 +1122,6 @@ static void exynos4210_fimd_invalidate(void *opaque) * VIDOSDA, VIDOSDB, VIDWADDx and SHADOWCON registers */ static void fimd_update_memory_section(Exynos4210fimdState *s, unsigned win) { - SysBusDevice *sbd = SYS_BUS_DEVICE(s); Exynos4210fimdWindow *w = &s->window[win]; hwaddr fb_start_addr, fb_mapped_len; @@ -1147,8 +1149,7 @@ static void fimd_update_memory_section(Exynos4210fimdState *s, unsigned win) memory_region_unref(w->mem_section.mr); } - w->mem_section = memory_region_find(sysbus_address_space(sbd), - fb_start_addr, w->fb_len); + w->mem_section = memory_region_find(s->fbmem, fb_start_addr, w->fb_len); assert(w->mem_section.mr); assert(w->mem_section.offset_within_address_space == fb_start_addr); DPRINT_TRACE("Window %u framebuffer changed: address=0x%08x, len=0x%x\n", @@ -1924,6 +1925,12 @@ static const GraphicHwOps exynos4210_fimd_ops = { .gfx_update = exynos4210_fimd_update, }; +static Property exynos4210_fimd_properties[] = { + DEFINE_PROP_LINK("framebuffer-memory", Exynos4210fimdState, fbmem, + TYPE_MEMORY_REGION, MemoryRegion *), + DEFINE_PROP_END_OF_LIST(), +}; + static void exynos4210_fimd_init(Object *obj) { Exynos4210fimdState *s = EXYNOS4210_FIMD(obj); @@ -1944,6 +1951,11 @@ static void exynos4210_fimd_realize(DeviceState *dev, Error **errp) { Exynos4210fimdState *s = EXYNOS4210_FIMD(dev); + if (!s->fbmem) { + error_setg(errp, "'framebuffer-memory' property was not set"); + return; + } + s->console = graphic_console_init(dev, 0, &exynos4210_fimd_ops, s); } @@ -1954,6 +1966,7 @@ static void exynos4210_fimd_class_init(ObjectClass *klass, void *data) dc->vmsd = &exynos4210_fimd_vmstate; dc->reset = exynos4210_fimd_reset; dc->realize = exynos4210_fimd_realize; + device_class_set_props(dc, exynos4210_fimd_properties); } static const TypeInfo exynos4210_fimd_info = {