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Kernel: Add ioctl to sync rectangular areas in framebuffer

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msync is not really the best API for framebuffer synchronization
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Bananymous
2026-04-11 08:29:10 +03:00
parent 2b97587e9f
commit ac6e6f3ec1
3 changed files with 32 additions and 0 deletions
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kernel/include/kernel/Device/FramebufferDevice.h
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@@ -37,6 +37,8 @@ namespace Kernel
virtual BAN::ErrorOr<size_t> read_impl(off_t, BAN::ByteSpan) override;
virtual BAN::ErrorOr<size_t> write_impl(off_t, BAN::ConstByteSpan) override;
BAN::ErrorOr<long> ioctl_impl(int cmd, void* arg) override;
virtual bool can_read_impl() const override { return true; }
virtual bool can_write_impl() const override { return true; }
virtual bool has_error_impl() const override { return false; }