fix: kernel concurrency, interrupt context, and user VA safety

2026-08-01 15:43:38 +02:00
parent f222bf1f04
commit b1c55073c7
71 changed files with 2654 additions and 1092 deletions
@@ -326,6 +326,11 @@ namespace montauk {
    // Framebuffer
    inline void fb_info(montauk::abi::FbInfo* info) { syscall1(montauk::abi::SYS_FBINFO, (uint64_t)info); }
    inline void* fb_map() { return (void*)syscall0(montauk::abi::SYS_FBMAP); }
+    // Page flip between two scanout buffers. index -1 queries support;
+    // index -2 acquires ownership and returns the live front buffer.
+    inline int64_t fb_flip(int64_t index, uint64_t flags) {
+        return syscall2(montauk::abi::SYS_FBFLIP, (uint64_t)index, flags);
+    }
    inline int display_info(montauk::abi::DisplayInfo* out) {
        return (int)syscall1(montauk::abi::SYS_DISPLAYINFO, (uint64_t)out);
    }