Bananymous/banan-os
1
1
Fork 1
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Kernel: Remove kernel CPU load printing

Browse Source 
We still keep track of processor loads but the hacky printing is no
longer done in kernel space :)
This commit is contained in:
Bananymous
2026-05-20 19:11:27 +03:00
parent 4ef03eac97
commit ed3924722e
4 changed files with 48 additions and 88 deletions
Download Patch File Download Diff File Expand all files Collapse all files
kernel/kernel/Device/FramebufferDevice.cpp
+1 -45
View File
@@ -356,51 +356,7 @@ namespace Kernel
void do_msync(uint32_t first_pixel, uint32_t pixel_count)
{
if (!Processor::get_should_print_cpu_load())
return m_framebuffer->sync_pixels_linear(first_pixel, pixel_count);
const uint32_t fb_width = m_framebuffer->width();
// If we are here (in FramebufferMemoryRegion), our terminal driver is FramebufferTerminalDriver
ASSERT(g_terminal_driver->has_font());
const auto& font = g_terminal_driver->font();
const uint32_t x = first_pixel % fb_width;
const uint32_t y = first_pixel / fb_width;
const uint32_t load_w = 16 * font.width();
const uint32_t load_h = Processor::count() * font.height();
if (y >= load_h || x + pixel_count <= fb_width - load_w)
return m_framebuffer->sync_pixels_linear(first_pixel, pixel_count);
if (x >= fb_width - load_w && x + pixel_count <= fb_width)
return;
if (x < fb_width - load_w)
m_framebuffer->sync_pixels_linear(first_pixel, fb_width - load_w - x);
if (x + pixel_count > fb_width)
{
const uint32_t past_last_pixel = first_pixel + pixel_count;
first_pixel = (y + 1) * fb_width;
pixel_count = past_last_pixel - first_pixel;
const uint32_t cpu_load_end = load_h * fb_width;
while (pixel_count && first_pixel < cpu_load_end)
{
m_framebuffer->sync_pixels_linear(first_pixel, BAN::Math::min(pixel_count, fb_width - load_w));
const uint32_t advance = BAN::Math::min(pixel_count, fb_width);
pixel_count -= advance;
first_pixel += advance;
}
if (pixel_count)
m_framebuffer->sync_pixels_linear(first_pixel, pixel_count);
}
m_framebuffer->sync_pixels_linear(first_pixel, pixel_count);
}
private: