Merge tag 'hw-misc-20240716' of https://github.com/philmd/qemu into staging

Misc HW & UI patches queue

- Allow loading safely ROMs larger than 4GiB (Gregor)
- Convert vt82c686 IRQ as named 'intr' (Bernhard)
- Clarify QDev GPIO API (Peter)
- Drop unused load_image_gzipped function (Ani)
- Make TCGCPUOps::cpu_exec_interrupt handler mandatory (Peter)
- Factor cpu_pause() out (Nicholas)
- Remove transfer size check from ESP DMA DATA IN / OUT transfers (Mark)
- Add accelerated cursor composition to Cocoa UI (Akihiko)
- Fix '-vga help' CLI (Marc-André)
- Fix displayed errno in ram_block_add (Zhenzhong)

# -----BEGIN PGP SIGNATURE-----
#
# iQIzBAABCAAdFiEE+qvnXhKRciHc/Wuy4+MsLN6twN4FAmaWto0ACgkQ4+MsLN6t
# wN54fBAAwfhSQ9PKTYNlnsmJteXAsPCUg8KZwRblkAZs1z/xJX/sFKJF3PZ8fn4r
# Ty+Fiu4Sylfv19mTc/8Bc8pKfHn9zwY7Kb/H5kHjEuFwEZolODHXO8znRV621iZq
# PAeI64dVo5yIgqlAnf6xPSITwe2f75IS0ivIIKYwFsPqeGMUl6dvh/5xqoxis/hQ
# j/1hFLe+jX4whIcOFcqbR3oV3CZy+nMBLJH1/OtvKJ5aC8vFxt5xsKM0xkG94Pmx
# iYhVx4yjULRSSLMaRowqHqEtPB0pmYyuxz0CwjlcI8PU+gUa+dsZLOomD8YenmJR
# FQubQJOKkqlvQ8j7+2okwQs3NDW1TzwsYnvJKB3+EE+DD3Wq/ny5D0eMcnn5NW1Z
# 7rO624XhkvLsJlTJzVvuzpulmC+UFb/6S8CyStGPDxWCGrU3WqdZeoqbbhmXzacU
# ck17Cs2Ma4k0OIRYgAVdnwq96cuQCFNNzNq/iakcJs5Lsaa6Cai/YByKf1tBaGRm
# d/mJgN7WAJrOSpiRhNuNlay4O+hX0rn+wLwecbKW9sbKuoo9eHjzi8YAQuw/TVYr
# oMF/McqtWFCUyVt0eHtA3C+1dSW4+qQTDQSvabbXx54otRSEnMSEubgYFsdu3hF4
# P0mZyxPg4nPxy3uoz9hVQ63F45quaXX/B2fwvoYSBl58xuyxY6M=
# =rOg6
# -----END PGP SIGNATURE-----
# gpg: Signature made Wed 17 Jul 2024 04:06:05 AM AEST
# gpg:                using RSA key FAABE75E12917221DCFD6BB2E3E32C2CDEADC0DE
# gpg: Good signature from "Philippe Mathieu-Daudé (F4BUG) <f4bug@amsat.org>" [full]

* tag 'hw-misc-20240716' of https://github.com/philmd/qemu:
  system/physmem: use return value of ram_block_discard_require() as errno
  vl: fix "type is NULL" in -vga help
  ui/console: Remove dpy_cursor_define_supported()
  ui/cocoa: Add cursor composition
  ui/console: Convert mouse visibility parameter into bool
  ui/cocoa: Release CGColorSpace
  esp: remove transfer size check from DMA DATA IN and DATA OUT transfers
  system/cpus: Add cpu_pause() function
  accel/tcg: Make cpu_exec_interrupt hook mandatory
  loader: remove load_image_gzipped function as its not used anywhere
  include/hw/qdev-core.h: Correct and clarify gpio doc comments
  hw/isa/vt82c686: Turn "intr" irq into a named gpio
  hw/core/loader: allow loading larger ROMs

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

1 files changed, 103 insertions, 1 deletions

diff --git a/ui/cocoa.m b/ui/cocoa.m
index 2935247cdd..4c2dd33532 100644
--- a/ui/cocoa.m
+++ b/ui/cocoa.m
@@ -25,6 +25,7 @@
 #include "qemu/osdep.h"
 
 #import <Cocoa/Cocoa.h>
+#import <QuartzCore/QuartzCore.h>
 #include <crt_externs.h>
 
 #include "qemu/help-texts.h"
@@ -79,12 +80,16 @@ static void cocoa_switch(DisplayChangeListener *dcl,
                          DisplaySurface *surface);
 
 static void cocoa_refresh(DisplayChangeListener *dcl);
+static void cocoa_mouse_set(DisplayChangeListener *dcl, int x, int y, bool on);
+static void cocoa_cursor_define(DisplayChangeListener *dcl, QEMUCursor *cursor);
 
 static const DisplayChangeListenerOps dcl_ops = {
     .dpy_name          = "cocoa",
     .dpy_gfx_update = cocoa_update,
     .dpy_gfx_switch = cocoa_switch,
     .dpy_refresh = cocoa_refresh,
+    .dpy_mouse_set = cocoa_mouse_set,
+    .dpy_cursor_define = cocoa_cursor_define,
 };
 static DisplayChangeListener dcl = {
     .ops = &dcl_ops,
@@ -307,6 +312,12 @@ static void handleAnyDeviceErrors(Error * err)
     BOOL isMouseGrabbed;
     BOOL isAbsoluteEnabled;
     CFMachPortRef eventsTap;
+    CGColorSpaceRef colorspace;
+    CALayer *cursorLayer;
+    QEMUCursor *cursor;
+    int mouseX;
+    int mouseY;
+    bool mouseOn;
 }
 - (void) switchSurface:(pixman_image_t *)image;
 - (void) grabMouse;
@@ -359,9 +370,16 @@ static CGEventRef handleTapEvent(CGEventTapProxy proxy, CGEventType type, CGEven
         [trackingArea release];
         screen.width = frameRect.size.width;
         screen.height = frameRect.size.height;
+        colorspace = CGColorSpaceCreateWithName(kCGColorSpaceSRGB);
 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_VERSION_14_0
         [self setClipsToBounds:YES];
 #endif
+        [self setWantsLayer:YES];
+        cursorLayer = [[CALayer alloc] init];
+        [cursorLayer setAnchorPoint:CGPointMake(0, 1)];
+        [cursorLayer setAutoresizingMask:kCALayerMaxXMargin |
+                                         kCALayerMinYMargin];
+        [[self layer] addSublayer:cursorLayer];
 
     }
     return self;
@@ -379,6 +397,9 @@ static CGEventRef handleTapEvent(CGEventTapProxy proxy, CGEventType type, CGEven
         CFRelease(eventsTap);
     }
 
+    CGColorSpaceRelease(colorspace);
+    [cursorLayer release];
+    cursor_unref(cursor);
     [super dealloc];
 }
 
@@ -423,6 +444,72 @@ static CGEventRef handleTapEvent(CGEventTapProxy proxy, CGEventType type, CGEven
     [NSCursor unhide];
 }
 
+- (void)setMouseX:(int)x y:(int)y on:(bool)on
+{
+    CGPoint position;
+
+    mouseX = x;
+    mouseY = y;
+    mouseOn = on;
+
+    position.x = mouseX;
+    position.y = screen.height - mouseY;
+
+    [CATransaction begin];
+    [CATransaction setDisableActions:YES];
+    [cursorLayer setPosition:position];
+    [cursorLayer setHidden:!mouseOn];
+    [CATransaction commit];
+}
+
+- (void)setCursor:(QEMUCursor *)given_cursor
+{
+    CGDataProviderRef provider;
+    CGImageRef image;
+    CGRect bounds = CGRectZero;
+
+    cursor_unref(cursor);
+    cursor = given_cursor;
+
+    if (!cursor) {
+        return;
+    }
+
+    cursor_ref(cursor);
+
+    bounds.size.width = cursor->width;
+    bounds.size.height = cursor->height;
+
+    provider = CGDataProviderCreateWithData(
+        NULL,
+        cursor->data,
+        cursor->width * cursor->height * 4,
+        NULL
+    );
+
+    image = CGImageCreate(
+        cursor->width, //width
+        cursor->height, //height
+        8, //bitsPerComponent
+        32, //bitsPerPixel
+        cursor->width * 4, //bytesPerRow
+        colorspace, //colorspace
+        kCGBitmapByteOrder32Little | kCGImageAlphaFirst, //bitmapInfo
+        provider, //provider
+        NULL, //decode
+        0, //interpolate
+        kCGRenderingIntentDefault //intent
+    );
+
+    CGDataProviderRelease(provider);
+    [CATransaction begin];
+    [CATransaction setDisableActions:YES];
+    [cursorLayer setBounds:bounds];
+    [cursorLayer setContents:(id)image];
+    [CATransaction commit];
+    CGImageRelease(image);
+}
+
 - (void) drawRect:(NSRect) rect
 {
     COCOA_DEBUG("QemuCocoaView: drawRect\n");
@@ -456,7 +543,7 @@ static CGEventRef handleTapEvent(CGEventTapProxy proxy, CGEventType type, CGEven
             DIV_ROUND_UP(bitsPerPixel, 8) * 2, //bitsPerComponent
             bitsPerPixel, //bitsPerPixel
             stride, //bytesPerRow
-            CGColorSpaceCreateWithName(kCGColorSpaceSRGB), //colorspace
+            colorspace, //colorspace
             kCGBitmapByteOrder32Little | kCGImageAlphaNoneSkipFirst, //bitmapInfo
             dataProviderRef, //provider
             NULL, //decode
@@ -2012,6 +2099,21 @@ static void cocoa_refresh(DisplayChangeListener *dcl)
     [pool release];
 }
 
+static void cocoa_mouse_set(DisplayChangeListener *dcl, int x, int y, bool on)
+{
+    dispatch_async(dispatch_get_main_queue(), ^{
+        [cocoaView setMouseX:x y:y on:on];
+    });
+}
+
+static void cocoa_cursor_define(DisplayChangeListener *dcl, QEMUCursor *cursor)
+{
+    dispatch_async(dispatch_get_main_queue(), ^{
+        BQL_LOCK_GUARD();
+        [cocoaView setCursor:qemu_console_get_cursor(dcl->con)];
+    });
+}
+
 static void cocoa_display_init(DisplayState *ds, DisplayOptions *opts)
 {
     NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];