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fb: Fix FB junk leftover from stage1 in stage2

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Signed-off-by: Hector Martin <marcan@marcan.st>
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Hector Martin 2024-09-18 00:00:22 +09:00
parent 9741ff9b97
commit 83ac04c1a9
1 changed files with 5 additions and 1 deletions
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6
src/fb.c
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@ -400,8 +400,12 @@ void fb_init(bool clear)
&orig_logo);
}
if (clear)
if (clear) {
memset32(fb.ptr, 0, fb.size);
} else {
// Workaround for m1n1 stage 1 framebuffer UAF bug
memset32(fb.ptr, 0, min(256, fb.size));
}
console.margin.rows = 2;
console.margin.cols = 4;