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799177feda
Currently you can only mmap the entire framebuffer. Using this when starting up the WindowServer gets us yet another step closer towards it moving into userspace. :^)
41 lines
1.3 KiB
C++
41 lines
1.3 KiB
C++
#include "Process.h"
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#include <SharedGraphics/Font.h>
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#include <WindowServer/WSScreen.h>
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#include <WindowServer/WSWindowManager.h>
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#include <WindowServer/WSMessageLoop.h>
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#include <WindowServer/WSWindow.h>
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// NOTE: This actually runs as a kernel process.
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// I'd like to change this eventually.
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void WindowServer_main()
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{
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WSMessageLoop::the().set_server_process(*current);
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current->set_priority(Process::HighPriority);
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auto info = current->set_video_resolution(1024, 768);
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dbgprintf("Screen is %ux%ux%ubpp\n", info.width, info.height, info.bpp);
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int bxvga_fd = current->sys$open("/dev/bxvga", O_RDWR);
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ASSERT(bxvga_fd >= 0);
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Syscall::SC_mmap_params params;
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memset(¶ms, 0, sizeof(params));
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params.fd = bxvga_fd;
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params.prot = PROT_READ | PROT_WRITE;
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params.flags = MAP_SHARED;
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params.size = info.width * info.height * sizeof(RGBA32) * 2;
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params.offset = 0;
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kprintf("Calling sys$mmap in WS\n");
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void* framebuffer = current->sys$mmap(¶ms);
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ASSERT(framebuffer && framebuffer != (void*)-1);
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WSScreen screen((dword*)framebuffer, info.width, info.height);
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WSWindowManager::the();
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dbgprintf("Entering WindowServer main loop.\n");
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WSMessageLoop::the().exec();
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ASSERT_NOT_REACHED();
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}
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