added a simple serial console output to qemu run mode

reading and writing the VGA cursor correctly on hardware

1 files changed, 14 insertions, 8 deletions

diff --git a/src/README b/src/README
index f22867b..f0081b7 100644
--- a/src/README
+++ b/src/README
@@ -1,12 +1,18 @@
-boot.asm - the main boot sector code using:
-* gdt.asm - the early GDT
-* stage1_functions.asm - real mode functions of the bootloader
-* stage2_functions.asm - protected mode primitive VGA routines
-* switch_mode.asm - early GTD loading and switching from real to protected mode
-kernel.c - Kernel C entry point 'entry'
+* boot.bin - boot sector (stage 1 and 2, total 2k), offset 0x7c00
+  * boot.asm - the main boot sector code using:
+* kernel.bin - linked kernel with fix start offset 0x8400
+  * gdt.asm - the early GDT
+  * stage1_functions.asm - real mode functions of the bootloader
+  * stage2_functions.asm - protected mode primitive VGA routines
+  * switch_mode.asm - early GTD loading and switching from real to protected mode
+  * kernel.c - Kernel C entry point 'entry'
+* magic.bin (512 bytes magic marker sector)
+  * magic.asm
 
-utility routines
+kernel utility routines
 * vga.c - VGA basic output routines for early kernel output
+* port.c, port.asm - I/O ports
 
-c library stub
+C library routines
 * string.c
+* stdlib.c