Load wallpaper from file on disk

Makefile

@@ -28,7 +28,7 @@ ERRORSS = >>/tmp/.build-errors || util/mk-error
 BEGRM = util/mk-beg-rm
 ENDRM = util/mk-end-rm
 
-EMUARGS = -kernel toaruos-kernel -initrd toaruos-initrd -append "vid=qemu wallpaper" -serial stdio -vga std -hda toaruos-disk.img -hdb util/toaruos-wallpaper.bmp
+EMUARGS = -kernel toaruos-kernel -initrd toaruos-initrd -append "vid=qemu wallpaper=/usr/share/wallpaper.bmp" -serial stdio -vga std -hda toaruos-disk.img
 EMUKVM  = -enable-kvm
 
 .PHONY: all check-toolchain system clean clean-once clean-hard clean-soft clean-docs clean-bin clean-aux clean-core clean-boot install run docs utils

kernel/core/args.c

@@ -8,6 +8,8 @@
  */
 #include <system.h>
 
+extern void bochs_install_wallpaper(char *);
+
 /**
  * Parse the given arguments to the kernel.
  *
@@ -38,13 +40,31 @@ parse_args(
 
 	for (int i = 0; i < tokenid; ++i) {
 		/* Parse each provided argument */
+		char * pch_i;
+		char * save_i;
+		char * argp[1024];
+		int    argc = 0;
+		pch_i = strtok_r(argv[i],"=",&save_i);
+		if (!pch_i) { continue; }
+		while (pch_i != NULL) {
+			argp[argc] = (char *)pch_i;
+			++argc;
+			pch_i = strtok_r(NULL,"=",&save_i);
+		}
+		argp[argc] = NULL;
 
-		if (!strcmp(argv[i],"vid=qemu")) {
+		if (!strcmp(argp[0],"vid")) {
+			if (argc < 2) { kprintf("vid=?\n"); continue; }
+			if (!strcmp(argp[1],"qemu")) {
 				/* Bochs / Qemu Video Device */
 				graphics_install_bochs();
 				ansi_init(&bochs_write, 128, 64);
-		} if (!strcmp(argv[i],"wallpaper")) {
-			bochs_install_wallpaper();
+			} else {
+				kprintf("Unrecognized video adapter: %s\n", argp[1]);
+			}
+		} else if (!strcmp(argp[0],"wallpaper")) {
+			if (argc < 2) { kprintf("wallpaper=?\n"); continue; }
+			bochs_install_wallpaper(argp[1]);
 		}
 	}
 }

kernel/core/video/bochs.c

@@ -96,14 +96,23 @@ bochs_screenshot() {
 }
 
 void
-bochs_install_wallpaper() {
-	char * bufferb = malloc(2359808);
-	uint32_t _i = 0;
-	kprintf("Loading...");
-	while (_i < 4609) {
-		ide_read_sector(0x1F0, 1, _i, (uint8_t *)((uint32_t)bufferb + _i * 512));
-		++_i;
+bochs_install_wallpaper(char * filename) {
+	kprintf("Loading wallpaper... ");
+
+	fs_node_t * image = kopen(filename, 0);
+	if (!image) {
+		kprintf("Could not load wallpaper (%s), bailing.\n", filename);
+		return;
 	}
+	size_t image_size= 0;
+
+	image_size = image->length;
+
+	/* Alright, we have the length */
+	char * bufferb = malloc(image_size);
+	read_fs(image, 0, image_size, (uint8_t *)bufferb);
+	close_fs(image);
+
 	uint16_t x = 0; /* -> 212 */
 	uint16_t y = 0; /* -> 68 */
 	/* Get the width / height of the image */
@@ -120,8 +129,6 @@ bochs_install_wallpaper() {
 	wallpaper->height = height;
 	wallpaper->bitmap = malloc(sizeof(uint32_t) * width * height);
 
-	kprintf("Loading...");
-
 	for (y = 0; y < height; ++y) {
 		for (x = 0; x < width; ++x) {
 			/* Extract the color */

kernel/main.c

@@ -139,15 +139,17 @@ int main(struct multiboot *mboot, uint32_t mboot_mag, uintptr_t esp)
 				initrd_mount((uintptr_t)ramdisk, 0);
 			}
 		}
-
-		/* Parse the command-line arguments */
-		parse_args((char *)mboot_ptr->cmdline);
 	}
 
 	mouse_install();	/* Mouse driver */
 
+	extern void ext2_disk_mount(void);
 	ext2_disk_mount();
 
+	if (boot_mode == multiboot) {
+		/* Parse the command-line arguments */
+		parse_args((char *)mboot_ptr->cmdline);
+	}
 	cls();
 
 	start_shell();