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FEAT: Verbose boot

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boreddevnl
2026-04-13 12:17:39 +02:00
parent a27b2c6423
commit e4603792b6
16 changed files with 296 additions and 87 deletions
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47
src/wm/graphics.c
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@@ -7,6 +7,7 @@
#include "io.h"
#include "font_manager.h"
#include "../mem/memory_manager.h"
#include "sys/spinlock.h"
static struct limine_framebuffer *g_fb = NULL;
static uint32_t g_bg_color = 0xFF696969;
@@ -25,6 +26,7 @@ static int g_bg_image_h = 0;
static bool g_use_image = false;
static DirtyRect g_dirty = {0, 0, 0, 0, false};
static spinlock_t graphics_lock = SPINLOCK_INIT;
#define MAX_FB_WIDTH 2048
@@ -163,15 +165,19 @@ void graphics_mark_dirty(int x, int y, int w, int h) {
return;
}
uint64_t flags = spinlock_acquire_irqsave(&graphics_lock);
merge_dirty_rect(x, y, w, h);
spinlock_release_irqrestore(&graphics_lock, flags);
}
void graphics_mark_screen_dirty(void) {
uint64_t flags = spinlock_acquire_irqsave(&graphics_lock);
g_dirty.x = 0;
g_dirty.y = 0;
g_dirty.w = get_screen_width();
g_dirty.h = get_screen_height();
g_dirty.active = true;
spinlock_release_irqrestore(&graphics_lock, flags);
}
DirtyRect graphics_get_dirty_rect(void) {
@@ -179,11 +185,9 @@ DirtyRect graphics_get_dirty_rect(void) {
}
void graphics_clear_dirty(void) {
extern uint64_t wm_lock_acquire(void);
extern void wm_lock_release(uint64_t);
uint64_t rflags = wm_lock_acquire();
uint64_t flags = spinlock_acquire_irqsave(&graphics_lock);
g_dirty.active = false;
wm_lock_release(rflags);
spinlock_release_irqrestore(&graphics_lock, flags);
}
void graphics_clear_dirty_no_lock(void) {
@@ -796,12 +800,22 @@ void graphics_clear_back_buffer(uint32_t color) {
}
void graphics_flip_buffer(void) {
if (!g_fb || !g_dirty.active) return;
if (!g_fb) return;
uint64_t flags = spinlock_acquire_irqsave(&graphics_lock);
if (!g_dirty.active) {
spinlock_release_irqrestore(&graphics_lock, flags);
return;
}
int x = g_dirty.x;
int y = g_dirty.y;
int w = g_dirty.w;
int h = g_dirty.h;
// Clear dirty state
g_dirty.active = false;
spinlock_release_irqrestore(&graphics_lock, flags);
if (x < 0) { w += x; x = 0; }
if (y < 0) { h += y; y = 0; }
@@ -1021,3 +1035,26 @@ void graphics_blit_buffer(uint32_t *src, int dst_x, int dst_y, int w, int h) {
}
}
}
void graphics_scroll_back_buffer(int lines) {
if (!g_fb || lines <= 0 || lines >= (int)g_fb->height) return;
extern uint64_t wm_lock_acquire(void);
extern void wm_lock_release(uint64_t);
uint64_t rflags = wm_lock_acquire();
int sw = (int)g_fb->width;
int sh = (int)g_fb->height;
for (int y = 0; y < sh - lines; y++) {
uint32_t *dst = &g_back_buffer[y * sw];
uint32_t *src = &g_back_buffer[(y + lines) * sw];
for (int x = 0; x < sw; x++) dst[x] = src[x];
}
for (int y = sh - lines; y < sh; y++) {
uint32_t *dst = &g_back_buffer[y * sw];
for (int x = 0; x < sw; x++) dst[x] = 0;
}
wm_lock_release(rflags);
}