Initial commit

1 files changed, 73 insertions, 0 deletions

diff --git a/jasposkernel.asm b/jasposkernel.asm
new file mode 100644
index 0000000..ccc7dbc
--- /dev/null
+++ b/jasposkernel.asm
@@ -0,0 +1,73 @@
+Entry:
+	mov		ax, cs
+	mov		ds, ax
+	mov		es, ax
+	mov		ss, ax
+	;mov		esp, 0x7FFFF
+	mov		sp, 0xFFFE
+	call	ClearScreen					; Clear the screen
+	mov		[Drive], dl					; Get the drive we booted from before we go and mess with dl
+	
+	push	msgJasposSplash				; 
+	call	OutText						; 
+	
+	call	GetKey						; 
+	call	diskio_ResetDiskSystem
+	call	diskio_ResetDiskSystem
+	call	diskio_ResetDiskSystem
+	call	diskio_DumpBootSector
+	call	GetKey
+	call	apm_ConnectInterface		; 
+	call	apm_PowerOff				; 
+	jmp		short Halt
+
+GetKey:
+	xor		ax, ax						; Zero-out EAX
+	int		0x16						; Int 16.00 - wait for keypress
+	ret									; Return
+
+Halt:
+	xor		ax, ax						; Zero-out AX
+	int		0x16						; Int 16.00 - wait for keypress
+	jmp		Halt						; Loop
+
+ClearNumberBuffer:
+	push	cx							; Push the registers we'll be messing with
+	push	ax							; 
+	push	di							; 
+	mov		al, '0'						; AL = "0" - char to fill buffer with
+	mov		cx, 5						; write 0 six times
+	mov		di, NumberBuffer			; Destination is NumberBuffer
+	rep		stosb						; Store the byte AL CX times
+	pop		di							; Pop our regisers back off the stack
+	pop		ax							; 
+	pop		cx							; 
+	ret
+
+ShowFiles:
+	pop		ax
+	pop		si
+	push	ax
+	cld
+	mov		di, diskio_SectorBuffer
+	mov		cx, 16
+	rep		movsb
+	
+	push	msgFile
+	call	OutText
+	push	diskio_SectorBuffer
+	call	OutText
+	
+	mov		di, diskio_SectorBuffer
+	mov		cx, 16
+	rep		movsb
+	push	msgAuthor
+	call	OutText
+	push	diskio_SectorBuffer
+	call	OutText
+	ret
+
+%include "Kernel/textvga.asm"
+%include "Kernel/apm.asm"
+%include "Kernel/strings.asm"
+%include "Kernel/diskio.asm"
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