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Kernel: Make BochsVGADevice a BlockDevice and support mmapping it.

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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. :^)
This commit is contained in:
Andreas Kling
2019-02-16 09:57:42 +01:00
parent 2dc7c5a7b0
commit 799177feda
15 changed files with 155 additions and 26 deletions
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2
Kernel/VirtualFileSystem.cpp
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@@ -145,7 +145,7 @@ RetainPtr<FileDescriptor> VFS::open(const String& path, int& error, int options,
if (!inode)
return nullptr;
auto metadata = inode->metadata();
if (!(options & O_DONT_OPEN_DEVICE) && metadata.is_character_device()) {
if (!(options & O_DONT_OPEN_DEVICE) && metadata.is_device()) {
auto it = m_devices.find(encoded_device(metadata.major_device, metadata.minor_device));
if (it == m_devices.end()) {
kprintf("VFS::open: no such device %u,%u\n", metadata.major_device, metadata.minor_device);