+++ /dev/null
-/*
- * Maru overlay device for VGA
- *
- * Copyright (C) 2011 - 2013 Samsung Electronics Co., Ltd. All rights reserved.
- *
- * Contact:
- * JinHyung Jo <jinhyung.jo@samsung.com>
- * YeongKyoon Lee <yeongkyoon.lee@samsung.com>
- * DongKyun Yun
- * DoHyung Hong
- * Hyunjun Son
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
- * MA 02110-1301, USA.
- *
- * Contributors:
- * - S-Core Co., Ltd
- *
- */
-
-#include "hw/i386/pc.h"
-#include "hw/pci/pci.h"
-#include "maru_device_ids.h"
-#include "maru_overlay.h"
-#include "debug_ch.h"
-
-MULTI_DEBUG_CHANNEL(tizen, maru-overlay);
-
-#define QEMU_DEV_NAME "maru-overlay"
-
-#define OVERLAY_MEM_SIZE (8192 * 1024) /* 4MB(overlay0) + 4MB(overlay1) */
-#define OVERLAY_REG_SIZE 256
-#define OVERLAY1_REG_OFFSET (OVERLAY_REG_SIZE / 2)
-
-
-enum {
- OVERLAY_POWER = 0x00,
- OVERLAY_POSITION = 0x04, /* left top position */
- OVERLAY_SIZE = 0x08, /* width and height */
-};
-
-uint8_t *overlay_ptr;
-
-uint8_t overlay0_power;
-uint16_t overlay0_left;
-uint16_t overlay0_top;
-uint16_t overlay0_width;
-uint16_t overlay0_height;
-
-uint8_t overlay1_power;
-uint16_t overlay1_left;
-uint16_t overlay1_top;
-uint16_t overlay1_width;
-uint16_t overlay1_height;
-
-pixman_image_t *overlay0_image;
-pixman_image_t *overlay1_image;
-
-typedef struct OverlayState {
- PCIDevice dev;
-
- MemoryRegion mem_addr;
- MemoryRegion mmio_addr;
-} OverlayState;
-
-static uint64_t overlay_reg_read(void *opaque,
- hwaddr addr,
- unsigned size)
-{
- switch (addr) {
- case OVERLAY_POWER:
- TRACE("GET => overlay0 power status(%d)\n", overlay0_power);
- return overlay0_power;
- break;
- case OVERLAY_POSITION:
- TRACE("GET => overlay0 position, left(%d):top(%d)\n",
- overlay0_left, overlay0_top);
- return (uint64_t)overlay0_left | ((uint64_t)overlay0_top << 16);
- break;
- case OVERLAY_SIZE:
- TRACE("GET => overlay0 size, width(%d):height(%d)\n",
- overlay0_width, overlay0_height);
- return (uint64_t)overlay0_width | ((uint64_t)overlay0_height << 16);
- break;
- case OVERLAY1_REG_OFFSET + OVERLAY_POWER:
- TRACE("GET => overlay1 power status(%d)\n", overlay1_power);
- return overlay1_power;
- break;
- case OVERLAY1_REG_OFFSET + OVERLAY_POSITION:
- TRACE("GET => overlay1 position, left(%d):top(%d)\n",
- overlay1_left, overlay1_top);
- return (uint64_t)overlay1_left | ((uint64_t)overlay1_top << 16);
- break;
- case OVERLAY1_REG_OFFSET + OVERLAY_SIZE:
- TRACE("GET => overlay1 size, width(%d):height(%d)\n",
- overlay1_width, overlay1_height);
- return (uint64_t)overlay1_width | ((uint64_t)overlay1_height << 16);
- break;
- default:
- ERR("wrong overlay register read - addr : %d\n", (int)addr);
- break;
- }
-
- return 0;
-}
-
-static void overlay_reg_write(void *opaque,
- hwaddr addr,
- uint64_t val,
- unsigned size)
-{
- switch (addr) {
- case OVERLAY_POWER:
- overlay0_power = val;
- INFO("SET => overlay0 power status(%d)\n", overlay0_power);
- if (!overlay0_power) {
- /* clear the last overlay area. */
- memset(overlay_ptr, 0x00, (OVERLAY_MEM_SIZE / 2));
- overlay0_left = overlay0_top = overlay0_width = overlay0_height = 0;
- if (overlay0_image) {
- pixman_image_unref(overlay0_image);
- overlay0_image = NULL;
- }
- TRACE("clear the last overlay0 area\n");
- } else {
- overlay0_image = pixman_image_create_bits(PIXMAN_a8r8g8b8,
- overlay0_width, overlay0_height,
- (uint32_t *)overlay_ptr,
- overlay0_width * 4);
- TRACE("create the overlay0 pixman image\n");
- }
- break;
- case OVERLAY_POSITION:
- overlay0_left = val & 0xFFFF;
- overlay0_top = val >> 16;
- TRACE("SET => overlay0 position, left(%d):top(%d)\n",
- overlay0_left, overlay0_top);
- break;
- case OVERLAY_SIZE:
- overlay0_width = val & 0xFFFF;
- overlay0_height = val >> 16;
- TRACE("SET => overlay0 size, width(%d):height(%d)\n",
- overlay0_width, overlay0_height);
- break;
- case OVERLAY1_REG_OFFSET + OVERLAY_POWER:
- overlay1_power = val;
- INFO("SET => overlay1 power status(%d)\n", overlay1_power);
- if (!overlay1_power) {
- /* clear the last overlay area. */
- memset(overlay_ptr + OVERLAY1_REG_OFFSET,
- 0x00, (OVERLAY_MEM_SIZE / 2));
- overlay1_left = overlay1_top = overlay1_width = overlay1_height = 0;
- if (overlay1_image) {
- pixman_image_unref(overlay1_image);
- overlay1_image = NULL;
- }
- TRACE("clear the last overlay1 area\n");
- } else {
- overlay1_image = pixman_image_create_bits(PIXMAN_a8r8g8b8,
- overlay1_width, overlay1_height,
- (uint32_t *)(overlay_ptr + OVERLAY1_REG_OFFSET),
- overlay1_width * 4);
- TRACE("create the overlay1 pixman image\n");
- }
- break;
- case OVERLAY1_REG_OFFSET + OVERLAY_POSITION:
- overlay1_left = val & 0xFFFF;
- overlay1_top = val >> 16;
- TRACE("SET => overlay1 position, left(%d):top(%d)\n",
- overlay1_left, overlay1_top);
- break;
- case OVERLAY1_REG_OFFSET + OVERLAY_SIZE:
- overlay1_width = val & 0xFFFF;
- overlay1_height = val >> 16;
- TRACE("SET => overlay1 size, width(%d):height(%d)\n",
- overlay1_width, overlay1_height);
- break;
- default:
- ERR("wrong overlay register write - addr : %d\n", (int)addr);
- break;
- }
-}
-
-static const MemoryRegionOps overlay_mmio_ops = {
- .read = overlay_reg_read,
- .write = overlay_reg_write,
- .endianness = DEVICE_LITTLE_ENDIAN,
-};
-
-static int overlay_initfn(PCIDevice *dev)
-{
- OverlayState *s = DO_UPCAST(OverlayState, dev, dev);
- uint8_t *pci_conf = s->dev.config;
-
- pci_config_set_vendor_id(pci_conf, PCI_VENDOR_ID_TIZEN);
- pci_config_set_device_id(pci_conf, PCI_DEVICE_ID_VIRTUAL_OVERLAY);
- pci_config_set_class(pci_conf, PCI_CLASS_DISPLAY_OTHER);
-
- memory_region_init_ram(&s->mem_addr, NULL, "maru-overlay.ram", OVERLAY_MEM_SIZE);
- overlay_ptr = memory_region_get_ram_ptr(&s->mem_addr);
-
- memory_region_init_io(&s->mmio_addr, NULL, &overlay_mmio_ops,
- s,
- "maru-overlay-mmio",
- OVERLAY_REG_SIZE);
-
- /* setup memory space */
- /* memory #0 device memory (overlay surface) */
- /* memory #1 memory-mapped I/O */
- pci_register_bar(&s->dev, 0, PCI_BASE_ADDRESS_MEM_PREFETCH, &s->mem_addr);
- pci_register_bar(&s->dev, 1, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->mmio_addr);
- INFO("initialize maru-overlay device\n");
-
- return 0;
-}
-
-static void overlay_reset(DeviceState *d)
-{
- memset(overlay_ptr, 0x00, OVERLAY_MEM_SIZE);
-
- overlay0_power = overlay1_power = 0;
- overlay0_left = overlay0_top = overlay0_width = overlay0_height = 0;
- overlay1_left = overlay1_top = overlay1_width = overlay1_height = 0;
- if (overlay0_image) {
- pixman_image_unref(overlay0_image);
- overlay0_image = NULL;
- }
- if (overlay1_image) {
- pixman_image_unref(overlay1_image);
- overlay1_image = NULL;
- }
- INFO("reset maru-overlay device\n");
-}
-
-static void overlay_exitfn(PCIDevice *dev)
-{
- OverlayState *s = DO_UPCAST(OverlayState, dev, dev);
-
- memory_region_destroy(&s->mem_addr);
- memory_region_destroy(&s->mmio_addr);
- INFO("finalize maru-overlay device\n");
-}
-
-static void overlay_classinit(ObjectClass *klass, void *data)
-{
- DeviceClass *dc = DEVICE_CLASS(klass);
- PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
-
- k->init = overlay_initfn;
- k->exit = overlay_exitfn;
- dc->reset = overlay_reset;
-}
-
-static TypeInfo overlay_info = {
- .name = QEMU_DEV_NAME,
- .parent = TYPE_PCI_DEVICE,
- .instance_size = sizeof(OverlayState),
- .class_init = overlay_classinit,
-};
-
-static void overlay_register_types(void)
-{
- type_register_static(&overlay_info);
-}
-
-type_init(overlay_register_types);
+++ /dev/null
-/*
- * Maru overlay device for VGA
- *
- * Copyright (C) 2011 - 2013 Samsung Electronics Co., Ltd. All rights reserved.
- *
- * Contact:
- * JinHyung Jo <jinhyung.jo@samsung.com>
- * YeongKyoon Lee <yeongkyoon.lee@samsung.com>
- * DoHyung Hong
- * Hyunjun Son
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
- * MA 02110-1301, USA.
- *
- * Contributors:
- * - S-Core Co., Ltd
- *
- */
-
-
-#ifndef MARU_OVERLAY_H_
-#define MARU_OVERLAY_H_
-
-#include "qemu-common.h"
-#include "ui/qemu-pixman.h"
-
-extern uint8_t *overlay_ptr;
-extern uint8_t overlay0_power;
-extern uint16_t overlay0_left;
-extern uint16_t overlay0_top;
-extern uint16_t overlay0_width;
-extern uint16_t overlay0_height;
-
-extern uint8_t overlay1_power;
-extern uint16_t overlay1_left;
-extern uint16_t overlay1_top;
-extern uint16_t overlay1_width;
-extern uint16_t overlay1_height;
-
-extern pixman_image_t *overlay0_image;
-extern pixman_image_t *overlay1_image;
-
-#endif /* MARU_OVERLAY_H_ */
projects / sdk / emulator / qemu.git / commitdiff