RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-05-31 16:38:10 +00:00
Code Issues Activity Actions

Kernel: Add ioctls to BochsVGADevice for mode setting and page flipping.

Browse source 
Use these in WindowServer instead of poking at the BochsVGADevice directly.
This commit is contained in:
Andreas Kling 2019-02-16 10:24:55 +01:00
parent 799177feda
commit 468113422f
6 changed files with 50 additions and 16 deletions
Download patch file Download diff file Expand all files Collapse all files

18
WindowServer/main.cpp
View file

@ -12,27 +12,33 @@ void WindowServer_main()
{
WSMessageLoop::the().set_server_process(*current);
current->set_priority(Process::HighPriority);
auto info = current->set_video_resolution(1024, 768);
dbgprintf("Screen is %ux%ux%ubpp\n", info.width, info.height, info.bpp);
int bxvga_fd = current->sys$open("/dev/bxvga", O_RDWR);
ASSERT(bxvga_fd >= 0);
struct BXVGAResolution {
int width;
int height;
};
BXVGAResolution resolution { 1024, 768 };
int rc = current->sys$ioctl(bxvga_fd, 1985, (int)&resolution);
ASSERT(rc == 0);
Syscall::SC_mmap_params params;
memset(&params, 0, sizeof(params));
params.fd = bxvga_fd;
params.prot = PROT_READ | PROT_WRITE;
params.flags = MAP_SHARED;
params.size = info.width * info.height * sizeof(RGBA32) * 2;
params.size = resolution.width * resolution.height * sizeof(RGBA32) * 2;
params.offset = 0;
kprintf("Calling sys$mmap in WS\n");
void* framebuffer = current->sys$mmap(&params);
ASSERT(framebuffer && framebuffer != (void*)-1);
WSScreen screen((dword*)framebuffer, info.width, info.height);
WSScreen screen((dword*)framebuffer, resolution.width, resolution.height);
WSWindowManager::the();
WSWindowManager::the().set_framebuffer_fd(bxvga_fd);
dbgprintf("Entering WindowServer main loop.\n");
WSMessageLoop::the().exec();