diff options
author | Stefan Hajnoczi <stefanha@linux.vnet.ibm.com> | 2011-12-12 12:11:41 +0000 |
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committer | Anthony Liguori <aliguori@us.ibm.com> | 2011-12-12 17:06:22 -0600 |
commit | d396a657baec8c6b7aa0c888746e0e2f78303650 (patch) | |
tree | df1bd8effca75363862f67e125c1a960777f7756 /hw/syborg_pointer.c | |
parent | e5d1fca0f20babbe355957b9ba536fe6187691cc (diff) |
syborg: drop support for Symbian Virtual Platform
The Symbian Virtual Platform was an ARM-based development and debugging
board. Since Symbian has been disbanded and the code is no longer being
used it can now be removed.
Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'hw/syborg_pointer.c')
-rw-r--r-- | hw/syborg_pointer.c | 220 |
1 files changed, 0 insertions, 220 deletions
diff --git a/hw/syborg_pointer.c b/hw/syborg_pointer.c deleted file mode 100644 index bb75fa42c8..0000000000 --- a/hw/syborg_pointer.c +++ /dev/null @@ -1,220 +0,0 @@ -/* - * Syborg pointing device (mouse/touchscreen) - * - * Copyright (c) 2008 CodeSourcery - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#include "sysbus.h" -#include "console.h" -#include "syborg.h" - -enum { - POINTER_ID = 0, - POINTER_LATCH = 1, - POINTER_FIFO_COUNT = 2, - POINTER_X = 3, - POINTER_Y = 4, - POINTER_Z = 5, - POINTER_BUTTONS = 6, - POINTER_INT_ENABLE = 7, - POINTER_FIFO_SIZE = 8 -}; - -typedef struct { - int x, y, z, pointer_buttons; -} event_data; - -typedef struct { - SysBusDevice busdev; - MemoryRegion iomem; - int int_enabled; - uint32_t fifo_size; - event_data *event_fifo; - int read_pos, read_count; - qemu_irq irq; - uint32_t absolute; -} SyborgPointerState; - -static void syborg_pointer_update(SyborgPointerState *s) -{ - qemu_set_irq(s->irq, s->read_count && s->int_enabled); -} - -static uint64_t syborg_pointer_read(void *opaque, target_phys_addr_t offset, - unsigned size) -{ - SyborgPointerState *s = (SyborgPointerState *)opaque; - - offset &= 0xfff; - switch (offset >> 2) { - case POINTER_ID: - return s->absolute ? SYBORG_ID_TOUCHSCREEN : SYBORG_ID_MOUSE; - case POINTER_FIFO_COUNT: - return s->read_count; - case POINTER_X: - return s->event_fifo[s->read_pos].x; - case POINTER_Y: - return s->event_fifo[s->read_pos].y; - case POINTER_Z: - return s->event_fifo[s->read_pos].z; - case POINTER_BUTTONS: - return s->event_fifo[s->read_pos].pointer_buttons; - case POINTER_INT_ENABLE: - return s->int_enabled; - case POINTER_FIFO_SIZE: - return s->fifo_size; - default: - cpu_abort(cpu_single_env, "syborg_pointer_read: Bad offset %x\n", - (int)offset); - return 0; - } -} - -static void syborg_pointer_write(void *opaque, target_phys_addr_t offset, - uint64_t value, unsigned size) -{ - SyborgPointerState *s = (SyborgPointerState *)opaque; - - offset &= 0xfff; - switch (offset >> 2) { - case POINTER_LATCH: - if (s->read_count > 0) { - s->read_count--; - if (++s->read_pos == s->fifo_size) - s->read_pos = 0; - } - break; - case POINTER_INT_ENABLE: - s->int_enabled = value; - break; - default: - cpu_abort(cpu_single_env, "syborg_pointer_write: Bad offset %x\n", - (int)offset); - } - syborg_pointer_update(s); -} - -static const MemoryRegionOps syborg_pointer_ops = { - .read = syborg_pointer_read, - .write = syborg_pointer_write, - .endianness = DEVICE_NATIVE_ENDIAN, -}; - -static void syborg_pointer_event(void *opaque, int dx, int dy, int dz, - int buttons_state) -{ - SyborgPointerState *s = (SyborgPointerState *)opaque; - int slot = s->read_pos + s->read_count; - - /* This first FIFO entry is used to store current register state. */ - if (s->read_count < s->fifo_size - 1) { - s->read_count++; - slot++; - } - - if (slot >= s->fifo_size) - slot -= s->fifo_size; - - if (s->read_count == s->fifo_size && !s->absolute) { - /* Merge existing entries. */ - s->event_fifo[slot].x += dx; - s->event_fifo[slot].y += dy; - s->event_fifo[slot].z += dz; - } else { - s->event_fifo[slot].x = dx; - s->event_fifo[slot].y = dy; - s->event_fifo[slot].z = dz; - } - s->event_fifo[slot].pointer_buttons = buttons_state; - - syborg_pointer_update(s); -} - -static const VMStateDescription vmstate_event_data = { - .name = "dbma_channel", - .version_id = 0, - .minimum_version_id = 0, - .minimum_version_id_old = 0, - .fields = (VMStateField[]) { - VMSTATE_INT32(x, event_data), - VMSTATE_INT32(y, event_data), - VMSTATE_INT32(z, event_data), - VMSTATE_INT32(pointer_buttons, event_data), - VMSTATE_END_OF_LIST() - } -}; - -static const VMStateDescription vmstate_syborg_pointer = { - .name = "syborg_pointer", - .version_id = 1, - .minimum_version_id = 1, - .minimum_version_id_old = 1, - .fields = (VMStateField[]) { - VMSTATE_UINT32_EQUAL(fifo_size, SyborgPointerState), - VMSTATE_UINT32_EQUAL(absolute, SyborgPointerState), - VMSTATE_INT32(int_enabled, SyborgPointerState), - VMSTATE_INT32(read_pos, SyborgPointerState), - VMSTATE_INT32(read_count, SyborgPointerState), - VMSTATE_STRUCT_VARRAY_UINT32(event_fifo, SyborgPointerState, fifo_size, - 1, vmstate_event_data, event_data), - VMSTATE_END_OF_LIST() - } -}; - -static int syborg_pointer_init(SysBusDevice *dev) -{ - SyborgPointerState *s = FROM_SYSBUS(SyborgPointerState, dev); - - sysbus_init_irq(dev, &s->irq); - memory_region_init_io(&s->iomem, &syborg_pointer_ops, s, - "pointer", 0x1000); - sysbus_init_mmio(dev, &s->iomem); - - if (s->fifo_size <= 0) { - fprintf(stderr, "syborg_pointer: fifo too small\n"); - s->fifo_size = 16; - } - s->event_fifo = g_malloc0(s->fifo_size * sizeof(s->event_fifo[0])); - - qemu_add_mouse_event_handler(syborg_pointer_event, s, s->absolute, - "Syborg Pointer"); - - vmstate_register(&dev->qdev, -1, &vmstate_syborg_pointer, s); - return 0; -} - -static SysBusDeviceInfo syborg_pointer_info = { - .init = syborg_pointer_init, - .qdev.name = "syborg,pointer", - .qdev.size = sizeof(SyborgPointerState), - .qdev.props = (Property[]) { - DEFINE_PROP_UINT32("fifo-size", SyborgPointerState, fifo_size, 16), - DEFINE_PROP_UINT32("absolute", SyborgPointerState, absolute, 1), - DEFINE_PROP_END_OF_LIST(), - } -}; - -static void syborg_pointer_register_devices(void) -{ - sysbus_register_withprop(&syborg_pointer_info); -} - -device_init(syborg_pointer_register_devices) |