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authorJames Barnett <noreply@jamesbarnett.xyz>2018-08-28 16:21:37 +0100
committerJames Barnett <noreply@jamesbarnett.xyz>2018-08-28 16:21:37 +0100
commitd5cf6a9696f6f86bec5652f94ba7485aae4ca1bc (patch)
treef49de1a27255090ac38c222dede7b9c6fda06eef /kernel.c
parente88de0162cff8bbad80972c1b92355b9d2db0213 (diff)
downloadtinyOS-d5cf6a9696f6f86bec5652f94ba7485aae4ca1bc.tar.xz
tinyOS-d5cf6a9696f6f86bec5652f94ba7485aae4ca1bc.zip
Add print_ln function
Diffstat (limited to 'kernel.c')
-rw-r--r--kernel.c40
1 files changed, 0 insertions, 40 deletions
diff --git a/kernel.c b/kernel.c
deleted file mode 100644
index 1c3a97c..0000000
--- a/kernel.c
+++ /dev/null
@@ -1,40 +0,0 @@
-
-#define FRAME_SIZE (80 * 25 * 2) // 80 cols, 25 rows, 2 bytes per char
-
-char *video_ram = (char *) 0xB8000;
-int cursor_pos = 0;
-
-void clear_screen()
-{
- for (int i = 0; i < FRAME_SIZE; i = i + 2)
- {
- video_ram[i] = ' ';
- video_ram[i + 1] = 0x07;
- };
- cursor_pos = 0;
-}
-
-void print(char *msg)
-{
- int j = 0;
- while (msg[j] != '\0')
- {
- video_ram[cursor_pos++] = msg[j];
- video_ram[cursor_pos++] = 0x07;
- ++j;
- }
-}
-
-
-void run_kern()
-{
- clear_screen();
-
- print("I am a kernel!");
- print(" another message");
-}
-
-void kernel_entrypoint()
-{
- run_kern();
-}