; Various functions: init, (RAM) disk, mmc, timer
-; This file needs to get split up.
;
; Copyright (C) 2010 Sprite_tm
; Copyright (C) 2010 Leo C.
ramtestw:
mov temp,xh
eor temp,xl
- mem_write
- adiw xl,1
+ rcall dram_write_pp
brcc ramtestw
printstring "wait..."
ldiw x,0
ramfillw:
ldi temp,MEMFILL_VAL
- mem_write
- adiw xl,1
+ rcall dram_write_pp
brcc ramfillw
.endif
printnewline
printstring "Initing mmc...",0
printnewline
- call mgr_init_partitions
+ lcall mgr_init_partitions
cbr temp,0x80
brne boot_ipl2
boot_ipl2:
- call mgr_prnt_parttbl
+ lcall mgr_prnt_parttbl
printnewline
printstring "Partinit done."
- rcall dsk_cboot ;init (de)blocking buffer\r
+ rcall dsk_cboot ;init (de)blocking buffer
-; Read first sector of first CP/M partition
+; Read first sector of first CP/M partition (ipl)
- lds xl,hostparttbl+1
- lds xh,hostparttbl+2
- lds yl,hostparttbl+3
- lds yh,hostparttbl+4
- rcall mmcReadSect
+; lds xl,hostparttbl+1
+; lds xh,hostparttbl+2
+; lds yl,hostparttbl+3
+; lds yh,hostparttbl+4
+; rcall mmcReadSect
- rcall dsk_cboot ;init (de)blocking buffer
+; Disk 0
+ sts seekdsk,_0
+; Track 0
+ sts seektrk,_0
+ sts seektrk+1,_0
+; Sector 0
+ sts seeksec,_0
+
+ rcall dsk_read
+
+; rcall dsk_cboot ;init (de)blocking buffer
;First sector of disk or first CP/M partition is in hostbuf.
ldiw x,IPLADDR
iplwriteloop:
ld temp,z+
- mem_write
- adiw xl,1
+ rcall dram_write_pp
cpi zl,low(hostbuf+128)
brne iplwriteloop
cpi zh,high(hostbuf+128)
brne iplwriteloop
- jmp z80_init
+ ljmp z80_init