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[PATCH 11/12] hw/vmapple/apple-gfx: Introduce ParavirtualizedGraphics.Fr


From: Alexander Graf
Subject: [PATCH 11/12] hw/vmapple/apple-gfx: Introduce ParavirtualizedGraphics.Framework support
Date: Wed, 14 Jun 2023 22:57:33 +0000

MacOS provides a framework (library) that allows any vmm to implement a
paravirtualized 3d graphics passthrough to the host metal stack called
ParavirtualizedGraphics.Framework (PVG). The library abstracts away
almost every aspect of the paravirtualized device model and only provides
and receives callbacks on MMIO access as well as to share memory address
space between the VM and PVG.

This patch implements a QEMU device that drives PVG for the VMApple
variant of it.

Signed-off-by: Alexander Graf <graf@amazon.com>
---
 hw/vmapple/Kconfig      |   3 +
 hw/vmapple/apple-gfx.m  | 578 ++++++++++++++++++++++++++++++++++++++++
 hw/vmapple/meson.build  |   1 +
 hw/vmapple/trace-events |  22 ++
 meson.build             |   4 +
 5 files changed, 608 insertions(+)
 create mode 100644 hw/vmapple/apple-gfx.m

diff --git a/hw/vmapple/Kconfig b/hw/vmapple/Kconfig
index 542426a740..ba37fc5b81 100644
--- a/hw/vmapple/Kconfig
+++ b/hw/vmapple/Kconfig
@@ -6,3 +6,6 @@ config VMAPPLE_BDIF
 
 config VMAPPLE_CFG
     bool
+
+config VMAPPLE_PVG
+    bool
diff --git a/hw/vmapple/apple-gfx.m b/hw/vmapple/apple-gfx.m
new file mode 100644
index 0000000000..97dd2cd9ae
--- /dev/null
+++ b/hw/vmapple/apple-gfx.m
@@ -0,0 +1,578 @@
+/*
+ * QEMU Apple ParavirtualizedGraphics.framework device
+ *
+ * Copyright © 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ *
+ * ParavirtualizedGraphics.framework is a set of libraries that macOS provides
+ * which implements 3d graphics passthrough to the host as well as a
+ * proprietary guest communication channel to drive it. This device model
+ * implements support to drive that library from within QEMU.
+ */
+
+#include "qemu/osdep.h"
+#include "hw/irq.h"
+#include "migration/vmstate.h"
+#include "qemu/log.h"
+#include "qemu/module.h"
+#include "trace.h"
+#include "hw/sysbus.h"
+#include "hw/pci/msi.h"
+#include "crypto/hash.h"
+#include "sysemu/cpus.h"
+#include "ui/console.h"
+#include "monitor/monitor.h"
+#import <ParavirtualizedGraphics/ParavirtualizedGraphics.h>
+
+#define TYPE_APPLE_GFX          "apple-gfx"
+
+#define MAX_MRS 512
+
+static const PGDisplayCoord_t apple_gfx_modes[] = {
+    { .x = 1440, .y = 1080 },
+    { .x = 1280, .y = 1024 },
+};
+
+/*
+ * We have to map PVG memory into our address space. Use the one below
+ * as base start address. In normal linker setups it points to a free
+ * memory range.
+ */
+#define APPLE_GFX_BASE_VA ((void *)(uintptr_t)0x500000000000UL)
+
+/*
+ * ParavirtualizedGraphics.Framework only ships header files for the x86
+ * variant which does not include IOSFC descriptors and host devices. We add
+ * their definitions here so that we can also work with the ARM version.
+ */
+typedef bool(^IOSFCRaiseInterrupt)(uint32_t vector);
+typedef bool(^IOSFCUnmapMemory)(void *a, void *b, void *c, void *d, void *e, 
void *f);
+typedef bool(^IOSFCMapMemory)(uint64_t phys, uint64_t len, bool ro, void **va, 
void *e, void *f);
+
+@interface PGDeviceDescriptorExt : PGDeviceDescriptor
+@property (readwrite, nonatomic) bool usingIOSurfaceMapper;
+@end
+
+@interface PGIOSurfaceHostDeviceDescriptor : NSObject
+-(PGIOSurfaceHostDeviceDescriptor *)init;
+@property (readwrite, nonatomic, copy, nullable) IOSFCMapMemory mapMemory;
+@property (readwrite, nonatomic, copy, nullable) IOSFCUnmapMemory unmapMemory;
+@property (readwrite, nonatomic, copy, nullable) IOSFCRaiseInterrupt 
raiseInterrupt;
+@end
+
+@interface PGIOSurfaceHostDevice : NSObject
+-(void)initWithDescriptor:(PGIOSurfaceHostDeviceDescriptor *) desc;
+-(uint32_t)mmioReadAtOffset:(size_t) offset;
+-(void)mmioWriteAtOffset:(size_t) offset value:(uint32_t)value;
+@end
+
+typedef struct AppleGFXMR {
+    QTAILQ_ENTRY(AppleGFXMR) node;
+    hwaddr pa;
+    void *va;
+    uint64_t len;
+} AppleGFXMR;
+
+typedef QTAILQ_HEAD(, AppleGFXMR) AppleGFXMRList;
+
+typedef struct AppleGFXTask {
+    QTAILQ_ENTRY(AppleGFXTask) node;
+    void *mem;
+    uint64_t len;
+} AppleGFXTask;
+
+typedef QTAILQ_HEAD(, AppleGFXTask) AppleGFXTaskList;
+
+typedef struct AppleGFXState {
+    /* Private */
+    SysBusDevice parent_obj;
+
+    /* Public */
+    qemu_irq irq_gfx;
+    qemu_irq irq_iosfc;
+    MemoryRegion iomem_gfx;
+    MemoryRegion iomem_iosfc;
+    id<PGDevice> pgdev;
+    id<PGDisplay> pgdisp;
+    PGIOSurfaceHostDevice *pgiosfc;
+    AppleGFXMRList mrs;
+    AppleGFXTaskList tasks;
+    QemuConsole *con;
+    void *vram;
+    id<MTLDevice> mtl;
+    id<MTLTexture> texture;
+    bool handles_frames;
+    bool new_frame;
+    bool cursor_show;
+    DisplaySurface *surface;
+    QEMUCursor *cursor;
+} AppleGFXState;
+
+
+OBJECT_DECLARE_SIMPLE_TYPE(AppleGFXState, APPLE_GFX)
+
+static AppleGFXTask *apple_gfx_new_task(AppleGFXState *s, uint64_t len)
+{
+    void *base = APPLE_GFX_BASE_VA;
+    AppleGFXTask *task;
+
+    QTAILQ_FOREACH(task, &s->tasks, node) {
+        if ((task->mem + task->len) > base) {
+            base = task->mem + task->len;
+        }
+    }
+
+    task = g_new0(AppleGFXTask, 1);
+
+    task->len = len;
+    task->mem = base;
+    QTAILQ_INSERT_TAIL(&s->tasks, task, node);
+
+    return task;
+}
+
+static AppleGFXMR *apple_gfx_mapMemory(AppleGFXState *s, AppleGFXTask *task,
+                                       uint64_t voff, uint64_t phys, uint64_t 
len)
+{
+    AppleGFXMR *mr = g_new0(AppleGFXMR, 1);
+
+    mr->pa = phys;
+    mr->len = len;
+    mr->va = task->mem + voff;
+    QTAILQ_INSERT_TAIL(&s->mrs, mr, node);
+
+    return mr;
+}
+
+static uint64_t apple_gfx_read(void *opaque, hwaddr offset, unsigned size)
+{
+    AppleGFXState *s = opaque;
+    uint64_t res = 0;
+
+    switch (offset) {
+    default:
+        res = [s->pgdev mmioReadAtOffset:offset];
+        break;
+    }
+
+    trace_apple_gfx_read(offset, res);
+
+    return res;
+}
+
+static void apple_gfx_write(void *opaque, hwaddr offset, uint64_t val, 
unsigned size)
+{
+    AppleGFXState *s = opaque;
+
+    trace_apple_gfx_write(offset, val);
+
+    qemu_mutex_unlock_iothread();
+    [s->pgdev mmioWriteAtOffset:offset value:val];
+    qemu_mutex_lock_iothread();
+}
+
+static const MemoryRegionOps apple_gfx_ops = {
+    .read = apple_gfx_read,
+    .write = apple_gfx_write,
+    .endianness = DEVICE_NATIVE_ENDIAN,
+    .valid = {
+        .min_access_size = 4,
+        .max_access_size = 8,
+    },
+    .impl = {
+        .min_access_size = 4,
+        .max_access_size = 4,
+    },
+};
+
+static uint64_t apple_iosfc_read(void *opaque, hwaddr offset, unsigned size)
+{
+    AppleGFXState *s = opaque;
+    uint64_t res = 0;
+
+    qemu_mutex_unlock_iothread();
+    res = [s->pgiosfc mmioReadAtOffset:offset];
+    qemu_mutex_lock_iothread();
+
+    trace_apple_iosfc_read(offset, res);
+
+    return res;
+}
+
+static void apple_iosfc_write(void *opaque, hwaddr offset, uint64_t val, 
unsigned size)
+{
+    AppleGFXState *s = opaque;
+
+    trace_apple_iosfc_write(offset, val);
+
+    [s->pgiosfc mmioWriteAtOffset:offset value:val];
+}
+
+static const MemoryRegionOps apple_iosfc_ops = {
+    .read = apple_iosfc_read,
+    .write = apple_iosfc_write,
+    .endianness = DEVICE_NATIVE_ENDIAN,
+    .valid = {
+        .min_access_size = 4,
+        .max_access_size = 8,
+    },
+    .impl = {
+        .min_access_size = 4,
+        .max_access_size = 8,
+    },
+};
+
+static void apple_gfx_fb_update_display(void *opaque)
+{
+    AppleGFXState *s = opaque;
+
+    if (!s->new_frame || !s->handles_frames) {
+        return;
+    }
+
+    s->new_frame = false;
+
+    BOOL r;
+    uint32_t width = surface_width(s->surface);
+    uint32_t height = surface_height(s->surface);
+    MTLRegion region = MTLRegionMake2D(0, 0, width, height);
+    id<MTLCommandQueue> commandQueue = [s->mtl newCommandQueue];
+    id<MTLCommandBuffer> mipmapCommandBuffer = [commandQueue commandBuffer];
+
+    r = [s->pgdisp encodeCurrentFrameToCommandBuffer:mipmapCommandBuffer
+                                             texture:s->texture
+                                              region:region];
+
+    if (r != YES) {
+        return;
+    }
+
+    id<MTLBlitCommandEncoder> blitCommandEncoder = [mipmapCommandBuffer 
blitCommandEncoder];
+    [blitCommandEncoder generateMipmapsForTexture:s->texture];
+    [blitCommandEncoder endEncoding];
+    [mipmapCommandBuffer commit];
+    [mipmapCommandBuffer waitUntilCompleted];
+    [s->texture getBytes:s->vram bytesPerRow:(width * 4)
+                                 bytesPerImage: (width * height * 4)
+                                 fromRegion: region
+                                 mipmapLevel: 0
+                                 slice: 0];
+
+    /* Need to render cursor manually if not supported by backend */
+    if (!dpy_cursor_define_supported(s->con) && s->cursor && s->cursor_show) {
+        pixman_image_t *image =
+            pixman_image_create_bits(PIXMAN_a8r8g8b8,
+                                     s->cursor->width,
+                                     s->cursor->height,
+                                     (uint32_t *)s->cursor->data,
+                                     s->cursor->width * 4);
+
+        pixman_image_composite(PIXMAN_OP_OVER,
+                               image, NULL, s->surface->image,
+                               0, 0, 0, 0, s->pgdisp.cursorPosition.x,
+                               s->pgdisp.cursorPosition.y, s->cursor->width,
+                               s->cursor->height);
+
+        pixman_image_unref(image);
+    }
+
+    dpy_gfx_update_full(s->con);
+
+    [commandQueue release];
+}
+
+static const GraphicHwOps apple_gfx_fb_ops = {
+    .gfx_update = apple_gfx_fb_update_display,
+};
+
+static void update_cursor(AppleGFXState *s)
+{
+    dpy_mouse_set(s->con, s->pgdisp.cursorPosition.x, 
s->pgdisp.cursorPosition.y, s->cursor_show);
+
+    /* Need to render manually if cursor is not natively supported */
+    if (!dpy_cursor_define_supported(s->con)) {
+        s->new_frame = true;
+    }
+}
+
+static void set_mode(AppleGFXState *s, uint32_t width, uint32_t height)
+{
+    void *vram = g_malloc0(width * height * 4);
+    void *old_vram = s->vram;
+    DisplaySurface *surface;
+    MTLTextureDescriptor *textureDescriptor;
+    id<MTLTexture> old_texture = s->texture;
+
+    if (s->surface &&
+        width == surface_width(s->surface) &&
+        height == surface_height(s->surface)) {
+        return;
+    }
+    surface = qemu_create_displaysurface_from(width, height, 
PIXMAN_LE_a8r8g8b8,
+                                              width * 4, vram);
+    s->surface = surface;
+    dpy_gfx_replace_surface(s->con, surface);
+    s->vram = vram;
+    g_free(old_vram);
+
+    textureDescriptor = [MTLTextureDescriptor 
texture2DDescriptorWithPixelFormat:MTLPixelFormatBGRA8Unorm
+                                              width:width
+                                              height:height
+                                              mipmapped:NO];
+    textureDescriptor.usage = s->pgdisp.minimumTextureUsage;
+    s->texture = [s->mtl newTextureWithDescriptor:textureDescriptor];
+
+    if (old_texture) {
+        [old_texture release];
+    }
+}
+
+static void create_fb(AppleGFXState *s)
+{
+
+    s->con = graphic_console_init(NULL, 0, &apple_gfx_fb_ops, s);
+    set_mode(s, 1440, 1080);
+
+    s->cursor_show = true;
+}
+
+static void apple_gfx_reset(DeviceState *d)
+{
+}
+
+static void apple_gfx_init(Object *obj)
+{
+    AppleGFXState *s = APPLE_GFX(obj);
+
+    memory_region_init_io(&s->iomem_gfx, obj, &apple_gfx_ops, s, 
TYPE_APPLE_GFX, 0x4000);
+    memory_region_init_io(&s->iomem_iosfc, obj, &apple_iosfc_ops, s, 
TYPE_APPLE_GFX, 0x10000);
+    sysbus_init_mmio(SYS_BUS_DEVICE(s), &s->iomem_gfx);
+    sysbus_init_mmio(SYS_BUS_DEVICE(s), &s->iomem_iosfc);
+    sysbus_init_irq(SYS_BUS_DEVICE(s), &s->irq_gfx);
+    sysbus_init_irq(SYS_BUS_DEVICE(s), &s->irq_iosfc);
+}
+
+static void apple_gfx_realize(DeviceState *dev, Error **errp)
+{
+    AppleGFXState *s = APPLE_GFX(dev);
+    PGDeviceDescriptor *desc = [PGDeviceDescriptor new];
+    PGDisplayDescriptor *disp_desc = [PGDisplayDescriptor new];
+    PGIOSurfaceHostDeviceDescriptor *iosfc_desc = 
[PGIOSurfaceHostDeviceDescriptor new];
+    PGDeviceDescriptorExt *desc_ext = (PGDeviceDescriptorExt *)desc;
+    PGDisplayMode *modes[ARRAY_SIZE(apple_gfx_modes)];
+    int i;
+
+    for (i = 0; i < ARRAY_SIZE(apple_gfx_modes); i++) {
+        modes[i] = [PGDisplayMode new];
+        [modes[i] initWithSizeInPixels:apple_gfx_modes[i] refreshRateInHz:60.];
+    }
+
+    s->mtl = MTLCreateSystemDefaultDevice();
+
+    desc.device = s->mtl;
+    desc_ext.usingIOSurfaceMapper = true;
+
+    desc.createTask = ^(uint64_t vmSize, void * _Nullable * _Nonnull 
baseAddress) {
+        AppleGFXTask *task = apple_gfx_new_task(s, vmSize);
+        *baseAddress = task->mem;
+        trace_apple_gfx_create_task(vmSize, *baseAddress);
+        return (PGTask_t *)task;
+    };
+
+    desc.destroyTask = ^(PGTask_t * _Nonnull _task) {
+        AppleGFXTask *task = (AppleGFXTask *)_task;
+        trace_apple_gfx_destroy_task(task);
+        QTAILQ_REMOVE(&s->tasks, task, node);
+        g_free(task);
+    };
+
+    desc.mapMemory = ^(PGTask_t * _Nonnull _task, uint32_t rangeCount, 
uint64_t virtualOffset, bool readOnly, PGPhysicalMemoryRange_t * _Nonnull 
ranges) {
+        AppleGFXTask *task = (AppleGFXTask*)_task;
+       mach_port_t mtask = mach_task_self();
+        trace_apple_gfx_map_memory(task, rangeCount, virtualOffset, readOnly);
+        for (int i = 0; i < rangeCount; i++) {
+            PGPhysicalMemoryRange_t *range = &ranges[i];
+            MemoryRegion *tmp_mr;
+            /* TODO: Bounds checks? r/o? */
+            qemu_mutex_lock_iothread();
+            AppleGFXMR *mr = apple_gfx_mapMemory(s, task, virtualOffset,
+                                                 range->physicalAddress,
+                                                 range->physicalLength);
+
+            trace_apple_gfx_map_memory_range(i, range->physicalAddress, 
range->physicalLength, mr->va);
+
+            vm_address_t target = (vm_address_t)mr->va;
+            uint64_t mask = 0;
+            bool anywhere = false;
+            vm_address_t source = (vm_address_t)gpa2hva(&tmp_mr, mr->pa, 
mr->len, NULL);
+            vm_prot_t cur_protection = 0;
+            vm_prot_t max_protection = 0;
+            kern_return_t retval = vm_remap(mtask, &target, mr->len, mask,
+                                            anywhere, mtask, source, false,
+                                            &cur_protection, &max_protection,
+                                            VM_INHERIT_DEFAULT);
+            trace_apple_gfx_remap(retval, source, target);
+            g_assert(retval == KERN_SUCCESS);
+
+            qemu_mutex_unlock_iothread();
+
+            virtualOffset += mr->len;
+        }
+        return (bool)true;
+    };
+
+    desc.unmapMemory = ^(PGTask_t * _Nonnull _task, uint64_t virtualOffset, 
uint64_t length) {
+        AppleGFXTask *task = (AppleGFXTask *)_task;
+        AppleGFXMR *mr, *next;
+
+        trace_apple_gfx_unmap_memory(task, virtualOffset, length);
+        qemu_mutex_lock_iothread();
+        QTAILQ_FOREACH_SAFE(mr, &s->mrs, node, next) {
+            if (mr->va >= (task->mem + virtualOffset) &&
+                (mr->va + mr->len) <= (task->mem + virtualOffset + length)) {
+                vm_address_t addr = (vm_address_t)mr->va;
+                vm_deallocate(mach_task_self(), addr, mr->len);
+                QTAILQ_REMOVE(&s->mrs, mr, node);
+                g_free(mr);
+            }
+        }
+        qemu_mutex_unlock_iothread();
+        return (bool)true;
+    };
+
+    desc.readMemory = ^(uint64_t physicalAddress, uint64_t length, void * 
_Nonnull dst) {
+        trace_apple_gfx_read_memory(physicalAddress, length, dst);
+        cpu_physical_memory_read(physicalAddress, dst, length);
+        return (bool)true;
+    };
+
+    desc.raiseInterrupt = ^(uint32_t vector) {
+        bool locked;
+
+        trace_apple_gfx_raise_irq(vector);
+        locked = qemu_mutex_iothread_locked();
+        if (!locked) {
+            qemu_mutex_lock_iothread();
+        }
+        qemu_irq_pulse(s->irq_gfx);
+        if (!locked) {
+            qemu_mutex_unlock_iothread();
+        }
+    };
+
+    desc.addTraceRange = ^(PGPhysicalMemoryRange_t * _Nonnull range, 
PGTraceRangeHandler _Nonnull handler) {
+        /* Never saw this called. Return a bogus pointer so we catch access. */
+        return (PGTraceRange_t *)(void *)(uintptr_t)0x4242;
+    };
+
+    desc.removeTraceRange = ^(PGTraceRange_t * _Nonnull range) {
+        /* Never saw this called. Nothing to do. */
+    };
+    s->pgdev = PGNewDeviceWithDescriptor(desc);
+
+    [disp_desc init];
+    disp_desc.name = @"QEMU display";
+    disp_desc.sizeInMillimeters = NSMakeSize(400., 300.); /* A 20" display */
+    disp_desc.queue = dispatch_get_main_queue();
+    disp_desc.newFrameEventHandler = ^(void) {
+        trace_apple_gfx_new_frame();
+
+        /* Tell QEMU gfx stack that a new frame arrived */
+        s->handles_frames = true;
+        s->new_frame = true;
+    };
+    disp_desc.modeChangeHandler = ^(PGDisplayCoord_t sizeInPixels, OSType 
pixelFormat) {
+        trace_apple_gfx_mode_change(sizeInPixels.x, sizeInPixels.y);
+        set_mode(s, sizeInPixels.x, sizeInPixels.y);
+    };
+    disp_desc.cursorGlyphHandler = ^(NSBitmapImageRep *glyph, PGDisplayCoord_t 
hotSpot) {
+        uint32_t bpp = glyph.bitsPerPixel;
+        uint64_t width = glyph.pixelsWide;
+        uint64_t height = glyph.pixelsHigh;
+
+        trace_apple_gfx_cursor_set(bpp, width, height);
+
+        if (s->cursor) {
+            cursor_unref(s->cursor);
+        }
+        s->cursor = cursor_alloc(width, height);
+
+        /* TODO handle different bpp */
+        if (bpp == 32) {
+            memcpy(s->cursor->data, glyph.bitmapData, glyph.bytesPerPlane);
+            dpy_cursor_define(s->con, s->cursor);
+            update_cursor(s);
+        }
+    };
+    disp_desc.cursorShowHandler = ^(BOOL show) {
+        trace_apple_gfx_cursor_show(show);
+        s->cursor_show = show;
+        update_cursor(s);
+    };
+    disp_desc.cursorMoveHandler = ^(void) {
+        trace_apple_gfx_cursor_move();
+        update_cursor(s);
+    };
+
+    s->pgdisp = [s->pgdev newDisplayWithDescriptor:disp_desc port:0 
serialNum:1234];
+    s->pgdisp.modeList = [NSArray arrayWithObjects:modes 
count:ARRAY_SIZE(apple_gfx_modes)];
+
+    [iosfc_desc init];
+    iosfc_desc.mapMemory = ^(uint64_t phys, uint64_t len, bool ro, void **va, 
void *e, void *f) {
+        trace_apple_iosfc_map_memory(phys, len, ro, va, e, f);
+        MemoryRegion *tmp_mr;
+        *va = gpa2hva(&tmp_mr, phys, len, NULL);
+        return (bool)true;
+    };
+
+    iosfc_desc.unmapMemory = ^(void *a, void *b, void *c, void *d, void *e, 
void *f) {
+        trace_apple_iosfc_unmap_memory(a, b, c, d, e, f);
+        return (bool)true;
+    };
+
+    iosfc_desc.raiseInterrupt = ^(uint32_t vector) {
+        trace_apple_iosfc_raise_irq(vector);
+        bool locked = qemu_mutex_iothread_locked();
+        if (!locked) {
+            qemu_mutex_lock_iothread();
+        }
+        qemu_irq_pulse(s->irq_iosfc);
+        if (!locked) {
+            qemu_mutex_unlock_iothread();
+        }
+        return (bool)true;
+    };
+
+    s->pgiosfc = [PGIOSurfaceHostDevice new];
+    [s->pgiosfc initWithDescriptor:iosfc_desc];
+
+    QTAILQ_INIT(&s->mrs);
+    QTAILQ_INIT(&s->tasks);
+
+    create_fb(s);
+}
+
+static void apple_gfx_class_init(ObjectClass *klass, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(klass);
+
+    dc->reset = apple_gfx_reset;
+    dc->realize = apple_gfx_realize;
+}
+
+static TypeInfo apple_gfx_info = {
+    .name          = TYPE_APPLE_GFX,
+    .parent        = TYPE_SYS_BUS_DEVICE,
+    .instance_size = sizeof(AppleGFXState),
+    .class_init    = apple_gfx_class_init,
+    .instance_init = apple_gfx_init,
+};
+
+static void apple_gfx_register_types(void)
+{
+    type_register_static(&apple_gfx_info);
+}
+
+type_init(apple_gfx_register_types)
diff --git a/hw/vmapple/meson.build b/hw/vmapple/meson.build
index 325c655edf..31fec87156 100644
--- a/hw/vmapple/meson.build
+++ b/hw/vmapple/meson.build
@@ -1,3 +1,4 @@
 softmmu_ss.add(when: 'CONFIG_VMAPPLE_AES',  if_true: files('aes.c'))
 softmmu_ss.add(when: 'CONFIG_VMAPPLE_BDIF', if_true: files('bdif.c'))
 softmmu_ss.add(when: 'CONFIG_VMAPPLE_CFG',  if_true: files('cfg.c'))
+softmmu_ss.add(when: 'CONFIG_VMAPPLE_PVG',  if_true: [files('apple-gfx.m'), 
pvg, metal])
diff --git a/hw/vmapple/trace-events b/hw/vmapple/trace-events
index 45c69de2e0..078e679560 100644
--- a/hw/vmapple/trace-events
+++ b/hw/vmapple/trace-events
@@ -23,3 +23,25 @@ aes_dump_data(const char *desc, const char *hex) "%s%s"
 bdif_read(uint64_t offset, uint32_t size, uint64_t value) "offset=0x%"PRIx64" 
size=0x%x value=0x%"PRIx64
 bdif_write(uint64_t offset, uint32_t size, uint64_t value) "offset=0x%"PRIx64" 
size=0x%x value=0x%"PRIx64
 bdif_vblk_read(const char *dev, uint64_t addr, uint64_t offset, uint32_t len, 
int r) "dev=%s addr=0x%"PRIx64" off=0x%"PRIx64" size=0x%x r=%d"
+
+# apple-gfx.m
+apple_gfx_read(uint64_t offset, uint64_t res) "offset=0x%"PRIx64" 
res=0x%"PRIx64
+apple_gfx_write(uint64_t offset, uint64_t val) "offset=0x%"PRIx64" 
val=0x%"PRIx64
+apple_gfx_create_task(uint32_t vm_size, void *va) "vm_size=0x%x base_addr=%p"
+apple_gfx_destroy_task(void *task) "task=%p"
+apple_gfx_map_memory(void *task, uint32_t range_count, uint64_t 
virtual_offset, uint32_t read_only) "task=%p range_count=0x%x 
virtual_offset=0x%"PRIx64" read_only=%d"
+apple_gfx_map_memory_range(uint32_t i, uint64_t phys_addr, uint64_t phys_len, 
void *va) "[%d] phys_addr=0x%"PRIx64" phys_len=0x%"PRIx64" va=%p"
+apple_gfx_remap(uint64_t retval, uint64_t source, uint64_t target) 
"retval=%"PRId64" source=0x%"PRIx64" target=0x%"PRIx64
+apple_gfx_unmap_memory(void *task, uint64_t virtual_offset, uint64_t length) 
"task=%p virtual_offset=0x%"PRIx64" length=0x%"PRIx64
+apple_gfx_read_memory(uint64_t phys_address, uint64_t length, void *dst) 
"phys_addr=0x%"PRIx64" length=0x%"PRIx64" dest=%p"
+apple_gfx_raise_irq(uint32_t vector) "vector=0x%x"
+apple_gfx_new_frame(void) ""
+apple_gfx_mode_change(uint64_t x, uint64_t y) "x=%"PRId64" y=%"PRId64
+apple_gfx_cursor_set(uint32_t bpp, uint64_t width, uint64_t height) "bpp=%d 
width=%"PRId64" height=0x%"PRId64
+apple_gfx_cursor_show(uint32_t show) "show=%d"
+apple_gfx_cursor_move(void) ""
+apple_iosfc_read(uint64_t offset, uint64_t res) "offset=0x%"PRIx64" 
res=0x%"PRIx64
+apple_iosfc_write(uint64_t offset, uint64_t val) "offset=0x%"PRIx64" 
val=0x%"PRIx64
+apple_iosfc_map_memory(uint64_t phys, uint64_t len, uint32_t ro, void *va, 
void *e, void *f) "phys=0x%"PRIx64" len=0x%"PRIx64" ro=%d va=%p e=%p f=%p"
+apple_iosfc_unmap_memory(void *a, void *b, void *c, void *d, void *e, void *f) 
"a=%p b=%p c=%p d=%p e=%p f=%p"
+apple_iosfc_raise_irq(uint32_t vector) "vector=0x%x"
diff --git a/meson.build b/meson.build
index e0203518ef..f2b079f1f6 100644
--- a/meson.build
+++ b/meson.build
@@ -617,6 +617,8 @@ socket = []
 version_res = []
 coref = []
 iokit = []
+pvg = []
+metal = []
 emulator_link_args = []
 nvmm =not_found
 hvf = not_found
@@ -640,6 +642,8 @@ elif targetos == 'darwin'
   coref = dependency('appleframeworks', modules: 'CoreFoundation')
   iokit = dependency('appleframeworks', modules: 'IOKit', required: false)
   host_dsosuf = '.dylib'
+  pvg = dependency('appleframeworks', modules: 'ParavirtualizedGraphics')
+  metal = dependency('appleframeworks', modules: 'Metal')
 elif targetos == 'sunos'
   socket = [cc.find_library('socket'),
             cc.find_library('nsl'),
-- 
2.39.2 (Apple Git-143)




Amazon Development Center Germany GmbH
Krausenstr. 38
10117 Berlin
Geschaeftsfuehrung: Christian Schlaeger, Jonathan Weiss
Eingetragen am Amtsgericht Charlottenburg unter HRB 149173 B
Sitz: Berlin
Ust-ID: DE 289 237 879



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