Fixes for real hardware

This commit is contained in:
Jeremy Soller 2016-08-24 20:31:59 -06:00
parent 234fb64999
commit c2a95c96d5
3 changed files with 30 additions and 30 deletions

View file

@ -65,31 +65,31 @@ load:
mov [DAPACK.count], cx
mov [DAPACK.seg], dx
; mov si, loading
; call print
mov si, loading
call print
; mov bx, [DAPACK.addr]
; call print_num
mov bx, [DAPACK.addr]
call print_num
; mov al, '#'
; call print_char
;
; mov bx, [DAPACK.count]
; call print_num
;
; mov al, ' '
; call print_char
;
; mov bx, [DAPACK.seg]
; call print_num
;
; mov al, ':'
; call print_char
;
; mov bx, [DAPACK.buf]
; call print_num
;
; call print_line
mov al, '#'
call print_char
mov bx, [DAPACK.count]
call print_num
mov al, ' '
call print_char
mov bx, [DAPACK.seg]
call print_num
mov al, ':'
call print_char
mov bx, [DAPACK.buf]
call print_num
call print_line
mov dl, [disk]
mov si, DAPACK

View file

@ -14,7 +14,7 @@ startup:
; buffersize in multiple of sectors (512 Bytes)
; min 1
; max (0x70000 - startup_end) / 512
buffer_size_sectors equ 1
buffer_size_sectors equ 512
; buffer size in Bytes
buffer_size_bytes equ buffer_size_sectors * 512
@ -32,7 +32,7 @@ kernel_base equ 0x100000
; populating buffer
mov cx, buffer_size_sectors
mov bx, startup_end
mov bx, kernel_file
mov dx, 0x0
push ax
@ -42,7 +42,7 @@ kernel_base equ 0x100000
call unreal
pop ax
mov esi, startup_end
mov esi, kernel_file
mov ecx, buffer_size_bytes / 4
a32 rep movsd
@ -57,14 +57,14 @@ kernel_base equ 0x100000
test cx, cx
jz finished_loading ; if cx = 0 => skip
mov bx, startup_end
mov bx, kernel_file
mov dx, 0x0
call load
; moving remnants of kernel
call unreal
mov esi, startup_end
mov esi, kernel_file
mov ecx, (kernel_file.length_sectors % buffer_size_bytes) / 4
a32 rep movsd
finished_loading:

View file

@ -183,8 +183,8 @@ vesa:
.minx dw 640
.miny dw 480
.required:
.requiredx dw 1024 ;USE THESE WITH CAUTION
.requiredy dw 768
.requiredx dw 0 ;1024 ;USE THESE WITH CAUTION
.requiredy dw 0 ;768
.requiredmode dw 0
.noedidmsg db "EDID not supported.",10,13,0