diff options
Diffstat (limited to 'src/VBox/Additions/haiku/VBoxVideo/accelerant/accelerant.cpp')
| -rw-r--r-- | src/VBox/Additions/haiku/VBoxVideo/accelerant/accelerant.cpp | 473 |
1 files changed, 473 insertions, 0 deletions
diff --git a/src/VBox/Additions/haiku/VBoxVideo/accelerant/accelerant.cpp b/src/VBox/Additions/haiku/VBoxVideo/accelerant/accelerant.cpp new file mode 100644 index 00000000..5352bd82 --- /dev/null +++ b/src/VBox/Additions/haiku/VBoxVideo/accelerant/accelerant.cpp @@ -0,0 +1,473 @@ +/* $Id: accelerant.cpp $ */ +/** @file + * VBoxVideo Accelerant; Haiku Guest Additions, implementation. + */ + +/* + * Copyright (C) 2012-2023 Oracle and/or its affiliates. + * + * This file is part of VirtualBox base platform packages, as + * available from https://www.virtualbox.org. + * + * 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, in version 3 of the + * License. + * + * 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, see <https://www.gnu.org/licenses>. + * + * SPDX-License-Identifier: GPL-3.0-only + */ + +/* + * This code is based on: + * + * VirtualBox Guest Additions for Haiku. + * Copyright (c) 2011 Mike Smith <mike@scgtrp.net> + * François Revol <revol@free.fr> + * + * 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. + */ + + +/********************************************************************************************************************************* +* Header Files * +*********************************************************************************************************************************/ +#include <Accelerant.h> +#include "accelerant.h" +#include <stdio.h> +#include <string.h> +#include <errno.h> + + +/********************************************************************************************************************************* +* Global Variables * +*********************************************************************************************************************************/ +AccelerantInfo gInfo; +static engine_token sEngineToken = { 1, 0 /*B_2D_ACCELERATION*/, NULL }; + +/** @todo r=ramshankar: get rid of this and replace with IPRT logging. */ +#define TRACE(x...) do { \ + FILE* logfile = fopen("/var/log/vboxvideo.accelerant.log", "a"); \ + fprintf(logfile, x); \ + fflush(logfile); \ + fsync(fileno(logfile)); \ + fclose(logfile); \ + sync(); \ + } while(0) + +class AreaCloner +{ + public: + AreaCloner() + : fArea(-1) + { + } + + ~AreaCloner() + { + if (fArea >= B_OK) + delete_area(fArea); + } + + area_id Clone(const char *name, void **_address, uint32 spec, uint32 protection, area_id sourceArea) + { + fArea = clone_area(name, _address, spec, protection, sourceArea); + return fArea; + } + + status_t InitCheck() + { + return fArea < B_OK ? (status_t)fArea : B_OK; + } + + void Keep() + { + fArea = -1; + } + + private: + area_id fArea; +}; + +extern "C" +void* get_accelerant_hook(uint32 feature, void *data) +{ + TRACE("%s\n", __FUNCTION__); + switch (feature) + { + /* General */ + case B_INIT_ACCELERANT: + return (void *)vboxvideo_init_accelerant; + case B_UNINIT_ACCELERANT: + return (void *)vboxvideo_uninit_accelerant; + case B_CLONE_ACCELERANT: + return (void *)vboxvideo_clone_accelerant; + case B_ACCELERANT_CLONE_INFO_SIZE: + return (void *)vboxvideo_accelerant_clone_info_size; + case B_GET_ACCELERANT_CLONE_INFO: + return (void *)vboxvideo_get_accelerant_clone_info; + case B_GET_ACCELERANT_DEVICE_INFO: + return (void *)vboxvideo_get_accelerant_device_info; + case B_ACCELERANT_RETRACE_SEMAPHORE: + return (void *)vboxvideo_accelerant_retrace_semaphore; + + /* Mode configuration */ + case B_ACCELERANT_MODE_COUNT: + return (void *)vboxvideo_accelerant_mode_count; + case B_GET_MODE_LIST: + return (void *)vboxvideo_get_mode_list; + case B_SET_DISPLAY_MODE: + return (void *)vboxvideo_set_display_mode; + case B_GET_DISPLAY_MODE: + return (void *)vboxvideo_get_display_mode; + case B_GET_EDID_INFO: + return (void *)vboxvideo_get_edid_info; + case B_GET_FRAME_BUFFER_CONFIG: + return (void *)vboxvideo_get_frame_buffer_config; + case B_GET_PIXEL_CLOCK_LIMITS: + return (void *)vboxvideo_get_pixel_clock_limits; + +#if 0 + /* cursor managment */ + case B_SET_CURSOR_SHAPE: + return (void*)vboxvideo_set_cursor_shape; + case B_MOVE_CURSOR: + return (void*)vboxvideo_move_cursor; + case B_SHOW_CURSOR: + return (void*)vboxvideo_show_cursor; +#endif + + /* Engine/synchronization */ + case B_ACCELERANT_ENGINE_COUNT: + return (void *)vboxvideo_accelerant_engine_count; + case B_ACQUIRE_ENGINE: + return (void *)vboxvideo_acquire_engine; + case B_RELEASE_ENGINE: + return (void *)vboxvideo_release_engine; + case B_WAIT_ENGINE_IDLE: + return (void *)vboxvideo_wait_engine_idle; + case B_GET_SYNC_TOKEN: + return (void *)vboxvideo_get_sync_token; + case B_SYNC_TO_TOKEN: + return (void *)vboxvideo_sync_to_token; + } + + return NULL; +} + +status_t vboxvideo_init_common(int fd, bool cloned) +{ + unlink("/var/log/vboxvideo.accelerant.log"); // clear old log - next TRACE() will recreate it + TRACE("%s\n", __FUNCTION__); + + gInfo.deviceFD = fd; + gInfo.isClone = cloned; + gInfo.sharedInfo = NULL; + gInfo.sharedInfoArea = -1; + + area_id sharedArea; + if (ioctl(gInfo.deviceFD, VBOXVIDEO_GET_PRIVATE_DATA, &sharedArea, sizeof(area_id)) != 0) + { + TRACE("ioctl failed\n"); + return B_ERROR; + } + + AreaCloner sharedCloner; + gInfo.sharedInfoArea = sharedCloner.Clone("vboxvideo shared info", (void **)&gInfo.sharedInfo, B_ANY_ADDRESS, + B_READ_AREA | B_WRITE_AREA, sharedArea); + status_t status = sharedCloner.InitCheck(); + if (status < B_OK) + { + TRACE("InitCheck failed (%s)\n", strerror(status)); + return status; + } + sharedCloner.Keep(); + + return B_OK; +} + + +status_t vboxvideo_init_accelerant(int fd) +{ + return vboxvideo_init_common(fd, false); +} + + +ssize_t vboxvideo_accelerant_clone_info_size(void) +{ + TRACE("%s\n", __FUNCTION__); + return B_PATH_NAME_LENGTH; +} + + +void vboxvideo_get_accelerant_clone_info(void *data) +{ + TRACE("%s\n", __FUNCTION__); + ioctl(gInfo.deviceFD, VBOXVIDEO_GET_DEVICE_NAME, data, B_PATH_NAME_LENGTH); +} + + +status_t vboxvideo_clone_accelerant(void *data) +{ + TRACE("%s\n", __FUNCTION__); + + /* Create full device name */ + char path[MAXPATHLEN]; + strcpy(path, "/dev/"); + strcat(path, (const char *)data); + + int fd = open(path, B_READ_WRITE); + if (fd < 0) + return errno; + + return vboxvideo_init_common(fd, true); +} + + +void vboxvideo_uninit_accelerant(void) +{ + delete_area(gInfo.sharedInfoArea); + gInfo.sharedInfo = NULL; + gInfo.sharedInfoArea = -1; + + if (gInfo.isClone) + close(gInfo.deviceFD); + + TRACE("%s\n", __FUNCTION__); +} + + +status_t vboxvideo_get_accelerant_device_info(accelerant_device_info *adi) +{ + TRACE("%s\n", __FUNCTION__); + adi->version = B_ACCELERANT_VERSION; + strcpy(adi->name, "Virtual display"); + strcpy(adi->chipset, "VirtualBox Graphics Adapter"); + strcpy(adi->serial_no, "9001"); + return B_OK; +} + + +sem_id vboxvideo_accelerant_retrace_semaphore(void) +{ + TRACE("%s\n", __FUNCTION__); + return -1; +} + + +// modes & constraints +uint32 vboxvideo_accelerant_mode_count(void) +{ + TRACE("%s\n", __FUNCTION__); + return 1; +} + + +status_t vboxvideo_get_mode_list(display_mode *dm) +{ + /// @todo return some standard modes here + TRACE("%s\n", __FUNCTION__); + return vboxvideo_get_display_mode(dm); +} + + +status_t vboxvideo_set_display_mode(display_mode *modeToSet) +{ + TRACE("%s\n", __FUNCTION__); + TRACE("trying to set mode %dx%d\n", modeToSet->timing.h_display, modeToSet->timing.v_display); + return ioctl(gInfo.deviceFD, VBOXVIDEO_SET_DISPLAY_MODE, modeToSet, sizeof(display_mode)); +} + + +status_t vboxvideo_get_display_mode(display_mode *currentMode) +{ + TRACE("%s\n", __FUNCTION__); + *currentMode = gInfo.sharedInfo->currentMode; + TRACE("current mode is %dx%d\n", currentMode->timing.h_display, currentMode->timing.v_display); + return B_OK; +} + + +status_t vboxvideo_get_edid_info(void *info, size_t size, uint32 *_version) +{ + TRACE("%s\n", __FUNCTION__); + + /* Copied from the X11 implementation: */ + static const uint8 edid_data[128] = { + 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00, /* header */ + 0x58, 0x58, /* manufacturer (VBX) */ + 0x00, 0x00, /* product code */ + 0x00, 0x00, 0x00, 0x00, /* serial number goes here */ + 0x01, /* week of manufacture */ + 0x00, /* year of manufacture */ + 0x01, 0x03, /* EDID version */ + 0x80, /* capabilities - digital */ + 0x00, /* horiz. res in cm, zero for projectors */ + 0x00, /* vert. res in cm */ + 0x78, /* display gamma (120 == 2.2). Should we ask the host for this? */ + 0xEE, /* features (standby, suspend, off, RGB, standard colour space, + * preferred timing mode) */ + 0xEE, 0x91, 0xA3, 0x54, 0x4C, 0x99, 0x26, 0x0F, 0x50, 0x54, + /* chromaticity for standard colour space - should we ask the host? */ + 0x00, 0x00, 0x00, /* no default timings */ + 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, + 0x01, 0x01, 0x01, 0x01, /* no standard timings */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* descriptor block 1 goes here */ + 0x00, 0x00, 0x00, 0xFD, 0x00, /* descriptor block 2, monitor ranges */ + 0x00, 0xC8, 0x00, 0xC8, 0x64, 0x00, 0x0A, 0x20, 0x20, 0x20, 0x20, 0x20, + 0x20, /* 0-200Hz vertical, 0-200KHz horizontal, 1000MHz pixel clock */ + 0x00, 0x00, 0x00, 0xFC, 0x00, /* descriptor block 3, monitor name */ + 'V', 'B', 'O', 'X', ' ', 'm', 'o', 'n', 'i', 't', 'o', 'r', '\n', + 0x00, 0x00, 0x00, 0x10, 0x00, /* descriptor block 4: dummy data */ + 0x0A, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, + 0x20, + 0x00, /* number of extensions */ + 0x00 /* checksum goes here */ + }; + + if (size < 128) + return B_BUFFER_OVERFLOW; + + *_version = 1; /* EDID_VERSION_1 */ + memcpy(info, edid_data, 128); + return B_OK; +} + + +status_t vboxvideo_get_frame_buffer_config(frame_buffer_config *config) +{ + TRACE("%s\n", __FUNCTION__); + config->frame_buffer = gInfo.sharedInfo->framebuffer; + config->frame_buffer_dma = NULL; + config->bytes_per_row = get_depth_for_color_space(gInfo.sharedInfo->currentMode.space) + * gInfo.sharedInfo->currentMode.timing.h_display / 8; + return B_OK; +} + + +status_t vboxvideo_get_pixel_clock_limits(display_mode *dm, uint32 *low, uint32 *high) +{ + TRACE("%s\n", __FUNCTION__); + // irrelevant for virtual monitors + *low = 0; + *high = 9001; + return B_OK; +} + + +/* Cursor */ +status_t vboxvideo_set_cursor_shape(uint16 width, uint16 height, uint16 hotX, uint16 hotY, uint8 *andMask, uint8 *xorMask) +{ + TRACE("%s\n", __FUNCTION__); + // VBoxHGSMIUpdatePointerShape + return B_UNSUPPORTED; +} + + +void vboxvideo_move_cursor(uint16 x, uint16 y) +{ + TRACE("%s\n", __FUNCTION__); +} + + +void vboxvideo_show_cursor(bool is_visible) +{ + TRACE("%s\n", __FUNCTION__); +} + + +/* Accelerant engine */ +uint32 vboxvideo_accelerant_engine_count(void) +{ + TRACE("%s\n", __FUNCTION__); + return 1; +} + +status_t vboxvideo_acquire_engine(uint32 capabilities, uint32 maxWait, sync_token *st, engine_token **et) +{ + TRACE("%s\n", __FUNCTION__); + *et = &sEngineToken; + return B_OK; +} + + +status_t vboxvideo_release_engine(engine_token *et, sync_token *st) +{ + TRACE("%s\n", __FUNCTION__); + if (st != NULL) + st->engine_id = et->engine_id; + + return B_OK; +} + + +void vboxvideo_wait_engine_idle(void) +{ + TRACE("%s\n", __FUNCTION__); +} + + +status_t vboxvideo_get_sync_token(engine_token *et, sync_token *st) +{ + TRACE("%s\n", __FUNCTION__); + return B_OK; +} + + +status_t vboxvideo_sync_to_token(sync_token *st) +{ + TRACE("%s\n", __FUNCTION__); + return B_OK; +} + + +/* 2D acceleration */ +void vboxvideo_screen_to_screen_blit(engine_token *et, blit_params *list, uint32 count) +{ + TRACE("%s\n", __FUNCTION__); +} + + +void vboxvideo_fill_rectangle(engine_token *et, uint32 color, fill_rect_params *list, uint32 count) +{ + TRACE("%s\n", __FUNCTION__); +} + + +void vboxvideo_invert_rectangle(engine_token *et, fill_rect_params *list, uint32 count) +{ + TRACE("%s\n", __FUNCTION__); +} + + +void vboxvideo_fill_span(engine_token *et, uint32 color, uint16 *list, uint32 count) +{ + TRACE("%s\n", __FUNCTION__); +} |