cuda: QOM'ify CUDA

It was not qdev'ified before. Turn it into a SysBusDevice and embed it
in MacIO.

Signed-off-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Alexander Graf <agraf@suse.de>

3 files changed, 84 insertions, 23 deletions

diff --git a/hw/ppc/mac.h b/hw/ppc/mac.h
index 3e390d3..26cb497 100644
--- a/hw/ppc/mac.h
+++ b/hw/ppc/mac.h
@@ -44,7 +44,72 @@
 #define ESCC_CLOCK 3686400
 
 /* Cuda */
-void cuda_init (MemoryRegion **cuda_mem, qemu_irq irq);
+#define TYPE_CUDA "cuda"
+#define CUDA(obj) OBJECT_CHECK(CUDAState, (obj), TYPE_CUDA)
+
+/**
+ * CUDATimer:
+ * @counter_value: counter value at load time
+ */
+typedef struct CUDATimer {
+    int index;
+    uint16_t latch;
+    uint16_t counter_value;
+    int64_t load_time;
+    int64_t next_irq_time;
+    QEMUTimer *timer;
+} CUDATimer;
+
+/**
+ * CUDAState:
+ * @b: B-side data
+ * @a: A-side data
+ * @dirb: B-side direction (1=output)
+ * @dira: A-side direction (1=output)
+ * @sr: Shift register
+ * @acr: Auxiliary control register
+ * @pcr: Peripheral control register
+ * @ifr: Interrupt flag register
+ * @ier: Interrupt enable register
+ * @anh: A-side data, no handshake
+ * @last_b: last value of B register
+ * @last_acr: last value of ACR register
+ */
+typedef struct CUDAState {
+    /*< private >*/
+    SysBusDevice parent_obj;
+    /*< public >*/
+
+    MemoryRegion mem;
+    /* cuda registers */
+    uint8_t b;
+    uint8_t a;
+    uint8_t dirb;
+    uint8_t dira;
+    uint8_t sr;
+    uint8_t acr;
+    uint8_t pcr;
+    uint8_t ifr;
+    uint8_t ier;
+    uint8_t anh;
+
+    CUDATimer timers[2];
+
+    uint32_t tick_offset;
+
+    uint8_t last_b;
+    uint8_t last_acr;
+
+    int data_in_size;
+    int data_in_index;
+    int data_out_index;
+
+    qemu_irq irq;
+    uint8_t autopoll;
+    uint8_t data_in[128];
+    uint8_t data_out[16];
+    QEMUTimer *adb_poll_timer;
+} CUDAState;
 
 /* MacIO */
 #define TYPE_OLDWORLD_MACIO "macio-oldworld"
@@ -71,7 +136,6 @@ void macio_ide_register_dma(MACIOIDEState *ide, void *dbdma, int channel);
 
 void macio_init(PCIDevice *dev,
                 MemoryRegion *pic_mem,
-                MemoryRegion *cuda_mem,
                 MemoryRegion *escc_mem);
 
 /* Heathrow PIC */
diff --git a/hw/ppc/mac_newworld.c b/hw/ppc/mac_newworld.c
index 4fd86b0..b9c58c1 100644
--- a/hw/ppc/mac_newworld.c
+++ b/hw/ppc/mac_newworld.c
@@ -151,7 +151,7 @@ static void ppc_core99_init(QEMUMachineInitArgs *args)
     MACIOIDEState *macio_ide;
     MacIONVRAMState *nvr;
     int bios_size;
-    MemoryRegion *pic_mem, *cuda_mem, *escc_mem;
+    MemoryRegion *pic_mem, *escc_mem;
     MemoryRegion *escc_bar = g_new(MemoryRegion, 1);
     int ppc_boot_device;
     DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
@@ -363,18 +363,14 @@ static void ppc_core99_init(QEMUMachineInitArgs *args)
 
     ide_drive_get(hd, MAX_IDE_BUS);
 
-    cuda_init(&cuda_mem, pic[0x19]);
-
-    adb_kbd_init(&adb_bus);
-    adb_mouse_init(&adb_bus);
-
     macio = pci_create(pci_bus, -1, TYPE_NEWWORLD_MACIO);
     dev = DEVICE(macio);
-    qdev_connect_gpio_out(dev, 0, pic[0x0d]); /* IDE */
-    qdev_connect_gpio_out(dev, 1, pic[0x02]); /* IDE DMA */
-    qdev_connect_gpio_out(dev, 2, pic[0x0e]); /* IDE */
-    qdev_connect_gpio_out(dev, 3, pic[0x02]); /* IDE DMA */
-    macio_init(macio, pic_mem, cuda_mem, escc_bar);
+    qdev_connect_gpio_out(dev, 0, pic[0x19]); /* CUDA */
+    qdev_connect_gpio_out(dev, 1, pic[0x0d]); /* IDE */
+    qdev_connect_gpio_out(dev, 2, pic[0x02]); /* IDE DMA */
+    qdev_connect_gpio_out(dev, 3, pic[0x0e]); /* IDE */
+    qdev_connect_gpio_out(dev, 4, pic[0x02]); /* IDE DMA */
+    macio_init(macio, pic_mem, escc_bar);
 
     /* We only emulate 2 out of 3 IDE controllers for now */
     macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio),
@@ -385,6 +381,9 @@ static void ppc_core99_init(QEMUMachineInitArgs *args)
                                                         "ide[1]"));
     macio_ide_init_drives(macio_ide, &hd[MAX_IDE_DEVS]);
 
+    adb_kbd_init(&adb_bus);
+    adb_mouse_init(&adb_bus);
+
     if (usb_enabled(machine_arch == ARCH_MAC99_U3)) {
         pci_create_simple(pci_bus, -1, "pci-ohci");
         /* U3 needs to use USB for input because Linux doesn't support via-cuda
diff --git a/hw/ppc/mac_oldworld.c b/hw/ppc/mac_oldworld.c
index 6039ea6..9d9212a 100644
--- a/hw/ppc/mac_oldworld.c
+++ b/hw/ppc/mac_oldworld.c
@@ -93,7 +93,7 @@ static void ppc_heathrow_init(QEMUMachineInitArgs *args)
     MACIOIDEState *macio_ide;
     DeviceState *dev;
     int bios_size;
-    MemoryRegion *pic_mem, *cuda_mem;
+    MemoryRegion *pic_mem;
     MemoryRegion *escc_mem, *escc_bar = g_new(MemoryRegion, 1);
     uint16_t ppc_boot_device;
     DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
@@ -263,17 +263,12 @@ static void ppc_heathrow_init(QEMUMachineInitArgs *args)
 
     ide_drive_get(hd, MAX_IDE_BUS);
 
-    /* cuda also initialize ADB */
-    cuda_init(&cuda_mem, pic[0x12]);
-
-    adb_kbd_init(&adb_bus);
-    adb_mouse_init(&adb_bus);
-
     macio = pci_create(pci_bus, -1, TYPE_OLDWORLD_MACIO);
     dev = DEVICE(macio);
-    qdev_connect_gpio_out(dev, 0, pic[0x0D]); /* IDE */
-    qdev_connect_gpio_out(dev, 1, pic[0x02]); /* IDE DMA */
-    macio_init(macio, pic_mem, cuda_mem, escc_bar);
+    qdev_connect_gpio_out(dev, 0, pic[0x12]); /* CUDA */
+    qdev_connect_gpio_out(dev, 1, pic[0x0D]); /* IDE */
+    qdev_connect_gpio_out(dev, 2, pic[0x02]); /* IDE DMA */
+    macio_init(macio, pic_mem, escc_bar);
 
     /* First IDE channel is a MAC IDE on the MacIO bus */
     macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio),
@@ -286,6 +281,9 @@ static void ppc_heathrow_init(QEMUMachineInitArgs *args)
     hd[3] = hd[2] = NULL;
     pci_cmd646_ide_init(pci_bus, hd, 0);
 
+    adb_kbd_init(&adb_bus);
+    adb_mouse_init(&adb_bus);
+
     if (usb_enabled(false)) {
         pci_create_simple(pci_bus, -1, "pci-ohci");
     }