A2osX/BIN/MEM.S.txt

PR#3
PREFIX /A2OSX.BUILD
NEW
INC 1
AUTO 6
				.LIST OFF
				.OP	65C02
				.OR	$2000
				.TF /A2OSX.BUILD/BIN/MEM
*--------------------------------------
				.INB /A2OSX.BUILD/INC/MACROS.I
				.INB /A2OSX.BUILD/INC/A2OSX.I
*--------------------------------------
PAGELEN			.EQ 22
FOOTERLEN		.EQ 8
*--------------------------------------
ZPPTR1			.EQ ZPBIN
ZPPTR2			.EQ ZPBIN+2
*--------------------------------------
*			File Header (16 Bytes)
*--------------------------------------
CS.START		cld
				jmp (.1,x)
				.DA #$61				6502,Level 1 (65c02)
				.DA #1					BIN Layout Version 1
				.DA 0
				.DA CS.END-CS.START		Code Length To Relocate
				.DA DS.END-DS.START		Data Segment to Allocate
				.DA 0
				.DA 0
*--------------------------------------
* Relocation Table
*--------------------------------------				
.1				.DA CS.INIT
				.DA CS.RUN
				.DA CS.DOEVENT		
				.DA	CS.QUIT
L.MSG.Main		.DA MSG.Main
L.MSG.Aux		.DA MSG.Aux
L.MSG.Kernel	.DA MSG.Kernel
L.MSG.Stat		.DA MSG.Stat
L.MSG.End		.DA MSG.End
L.MemStat		.DA MemStat
				.DA 0
*--------------------------------------
CS.INIT			clc
				rts
*--------------------------------------
CS.RUN			>LDYA L.MemStat
				>SYSCALL GetMemStatYA

				>LDYA L.MSG.Main
				>SYSCALL CPrintFYA

				lda MemStat+S.MEMSTAT.MF
				sec
				sbc MemStat+S.MEMSTAT.ML
				tay
				lda MemStat+S.MEMSTAT.MF+1
				sbc MemStat+S.MEMSTAT.ML+1
				>PUSHYA
				
				>PUSHW MemStat+S.MEMSTAT.MH
				>PUSHW MemStat+S.MEMSTAT.MF
				>PUSHW MemStat+S.MEMSTAT.ML
				
				>LDYA L.MSG.Stat
				>SYSCALL CPrintFYA
*--------------------------------------
				>LDYA L.MSG.Aux
				>SYSCALL CPrintFYA

				lda MemStat+S.MEMSTAT.XF
				sec
				sbc MemStat+S.MEMSTAT.XL
				tay
				lda MemStat+S.MEMSTAT.XF+1
				sbc MemStat+S.MEMSTAT.XL+1
				>PUSHYA
				
				>PUSHW MemStat+S.MEMSTAT.XH
				>PUSHW MemStat+S.MEMSTAT.XF
				>PUSHW MemStat+S.MEMSTAT.XL
				
				>LDYA L.MSG.Stat
				>SYSCALL CPrintFYA
*--------------------------------------
				>LDYA L.MSG.Kernel
				>SYSCALL CPrintFYA

				lda MemStat+S.MEMSTAT.DH
				sec
				sbc MemStat+S.MEMSTAT.DF
				tay
				lda MemStat+S.MEMSTAT.DH+1
				sbc MemStat+S.MEMSTAT.DF+1
				>PUSHYA
				
				>PUSHW MemStat+S.MEMSTAT.DH
				>PUSHW MemStat+S.MEMSTAT.DF
				>PUSHW MemStat+S.MEMSTAT.DL
				
				>LDYA L.MSG.Stat
				>SYSCALL CPrintFYA
				
				>LDYA L.MSG.End
				>SYSCALL CPrintFYA
				lda #0
				sec
				rts
*--------------------------------------
CS.DOEVENT		sec
				rts
*--------------------------------------
CS.QUIT			clc
				rts
*--------------------------------------
CS.END
MSG.Main		>CSTR "--- Main Memory ---------------\r\n"
MSG.Aux			>CSTR "--- Aux Memory ----------------\r\n"
MSG.Kernel		>CSTR "--- Kernel (Drivers) Memory ---\r\n"
MSG.Stat		>CSTR " Low              : $%H\r\n Free Ptr         : $%H\r\n High             : $%H\r\n Available Memory : %05D Bytes\r\n"
MSG.End			>CSTR "-------------------------------\r\n"
MemStat			.BS S.MEMSTAT
*--------------------------------------
				.DUMMY
				.OR 0
DS.START
DS.END
				.ED
*--------------------------------------
MAN
SAVE /A2OSX.SRC/BIN/MEM.S
ASM