mirror of
https://github.com/Oibaf66/uae-wii.git
synced 2024-11-24 19:46:55 +01:00
1058 lines
20 KiB
NASM
1058 lines
20 KiB
NASM
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SECTION code,code
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; This file can be translated with A68k or PhxAss and then linked with BLink
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; to produce an Amiga executable. Make sure it does not contain any
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; relocations, then run it through the filesys.sh script
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;
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; Patrick: It also works with SAS/C asm+slink, but I had to remove
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; the .l from jsr.l and jmp.l.
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; Toni Wilen: modified SECTION, compiles now with AsmOne and clones(?)
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; Removed absolute RT_AREA references
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; 2002.08.06 RDB automount/autoboot support (Toni Wilen)
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; 2002.09.11 KS1.3 RDB support (TW)
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; 200?.??.?? Picasso96 vblank hack (TW)
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; 2006.03.04 Mousehack code integrated (TW)
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; 2006.18.07 FileSystem.resource find routine access fault fixed (TW)
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AllocMem = -198
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FreeMem = -210
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; don't forget filesys.c! */
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PP_MAXSIZE = 4 * 96
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PP_FSSIZE = 400
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PP_FSPTR = 404
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PP_FSRES = 408
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PP_EXPLIB = 412
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PP_FSHDSTART = 416
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PP_TOTAL = (PP_FSHDSTART+140)
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NOTIFY_CLASS = $40000000
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NOTIFY_CODE = $1234
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NRF_SEND_MESSAGE = 1
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NRF_SEND_SIGNAL = 2
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NRF_WAIT_REPLY = 8
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NRF_NOTIFY_INITIAL = 16
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NRF_MAGIC = $80000000
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dc.l 16
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our_seglist:
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dc.l 0 ;/* NextSeg */
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start:
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bra filesys_mainloop
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dc.l make_dev-start
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dc.l filesys_init-start
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dc.l exter_server-start
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dc.l bootcode-start
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dc.l setup_exter-start
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dc.l p96vsyncfix1-start
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dc.l mousehack_x-start
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bootcode:
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lea.l doslibname(pc),a1
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jsr -96(a6) ; FindResident
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move.l d0,a0
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move.l 22(a0),d0
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move.l d0,a0
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jsr (a0)
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rts
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filesys_init:
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movem.l d0-d7/a0-a6,-(sp)
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move.l 4.w,a6
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move.w #$FFFC,d0 ; filesys base
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bsr getrtbase
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move.l (a0),a5
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lea.l explibname(pc),a1 ; expansion lib name
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moveq #36,d0
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moveq #0,d5
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jsr -552(a6) ; OpenLibrary
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tst.l d0
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bne.b FSIN_explibok
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lea.l explibname(pc),a1 ; expansion lib name
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moveq #0,d0
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moveq #1,d5
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jsr -552(a6) ; OpenLibrary
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FSIN_explibok:
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move.l d0,a4
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move.l #PP_TOTAL,d0
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moveq #1,d1 ; MEMF_PUBLIC
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jsr AllocMem(a6)
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move.l d0,a3 ; param packet
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move.l a4,PP_EXPLIB(a3)
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moveq #0,d6
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FSIN_init_units:
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cmp.l $10c(a5),d6
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bcc.b FSIN_units_ok
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move.l d6,-(sp)
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FSIN_nextsub:
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moveq #1,d7
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move.l a3,-(sp)
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move.l a3,a0
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bsr.w make_dev
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move.l (sp)+,a3
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cmp.l #-2,d0
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beq.s FSIN_nomoresub
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swap d6
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addq.w #1,d6
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swap d6
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bra.s FSIN_nextsub
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FSIN_nomoresub:
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move.l (sp)+,d6
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addq.w #1,d6
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bra.b FSIN_init_units
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FSIN_units_ok:
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move.l 4.w,a6
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move.l a4,a1
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jsr -414(a6) ; CloseLibrary
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; move.w #$FF80,d0
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; bsr.w getrtbase
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; jsr (a0)
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; jsr -$0078(a6) ; Disable
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; lea 322(a6),a0 ; MemHeader
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;FSIN_scanchip:
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; move.l (a0),a0 ; first MemList
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; tst.l (a0)
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; beq.s FSIN_scandone
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; move.w 14(a0),d1 ; attributes
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; and #2,d1 ; MEMF_CHIP?
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; beq.s FSIN_scanchip
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; sub.l 24(a0),d0 ; did KS detect all chip?
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; bmi.s FSIN_scandone
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; beq.s FSIN_scandone
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; ; add the missing piece
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; add.l d0,24(a0) ; mh_Upper
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; add.l d0,28(a0) ; mh_Free
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; add.l d0,62(a6) ; MaxLocMem
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; ; we still need to update last node's free space
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; move.l 16(a0),a0 ; mh_First
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;FSIN_chiploop2
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; tst.l (a0)
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; beq.s FSIN_chiploop
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; move.l (a0),a0
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; bra.s FSIN_chiploop2
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;FSIN_chiploop:
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; add.l d0,4(a0)
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;FSIN_scandone:
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; jsr -$007e(a6) ; Enable
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; add >2MB chip RAM to memory list
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move.w #$FF80,d0
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bsr.w getrtbase
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jsr (a0)
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moveq.l #3,d1
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moveq.l #-10,d2
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move.l #$200000,a0
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sub.l a0,d0
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bcs.b FSIN_chip_done
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beq.b FSIN_chip_done
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moveq.l #0,d4
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move.l d4,a1
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jsr -618(a6) ; AddMemList
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FSIN_chip_done
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movem.l (sp)+,d0-d7/a0-a6
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general_ret:
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rts
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exter_data:
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exter_server:
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movem.l a2,-(sp)
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move.w #$FF50,d0
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bsr.w getrtbase
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moveq.l #0,d0
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jsr (a0)
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tst.l d0
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beq.w exter_server_exit
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; This is the hard part - we have to send some messages.
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move.l 4.w,a6
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EXTS_loop:
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move.w #$FF50,d0 ;exter_int_helper
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bsr.w getrtbase
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moveq.l #2,d0
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jsr (a0)
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cmp.w #1,d0
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blt.b EXTS_done
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bgt.b EXTS_signal_reply
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jsr -366(a6) ; PutMsg
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bra.b EXTS_loop
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EXTS_signal_reply:
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cmp.w #2,d0
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bgt.b EXTS_reply
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move.l d1,d0
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jsr -$144(a6) ; Signal
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bra.b EXTS_loop
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EXTS_reply:
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cmp.w #3,d0
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bgt.b EXTS_cause
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jsr -$17a(a6) ; ReplyMsg
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bra.b EXTS_loop
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EXTS_cause:
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cmp.w #4,d0
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bgt.b EXTS_notificationhack
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jsr -$b4(a6) ; Cause
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bra.b EXTS_loop
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EXTS_notificationhack:
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cmp.w #5,d0
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bgt.b EXTS_done
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movem.l a0-a1,-(sp)
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moveq #38,d0
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move.l #65536+1,d1
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jsr AllocMem(a6)
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movem.l (sp)+,a0-a1
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move.l d0,a2
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move.b #8,8(a2)
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move.l a0,14(a2)
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move.w #38,18(a2)
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move.l #NOTIFY_CLASS,20(a2)
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move.w #NOTIFY_CODE,24(a2)
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move.l a1,26(a2)
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move.l 16(a1),a0
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move.l a2,a1
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jsr -366(a6) ; PutMsg
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bra.w EXTS_loop
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EXTS_done:
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move.w #$FF50,d0 ;exter_int_helper
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bsr.w getrtbase
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moveq.l #4,d0
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jsr (a0)
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moveq.l #1,d0 ; clear Z - it was for us.
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exter_server_exit:
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movem.l (sp)+,a2
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rts
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setup_exter:
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movem.l d0-d1/a0-a1,-(sp)
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moveq.l #26,d0
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move.l #$10001,d1
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jsr AllocMem(a6)
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move.l d0,a1
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lea.l exter_name(pc),a0
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move.l a0,10(a1)
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lea.l exter_data(pc),a0
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move.l a0,14(a1)
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lea.l exter_server(pc),a0
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move.l a0,18(a1)
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move.w #$0214,8(a1)
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moveq.l #3,d0
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jsr -168(a6) ; AddIntServer
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movem.l (sp)+,d0-d1/a0-a1
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rts
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addfs: ; a0 = first hunk, a1 = parmpacket
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movem.l d0-d1/a0-a3/a6,-(sp)
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move.l 4.w,a6
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move.l a0,a2
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move.l a1,a3
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move.l #62+128,d0 ; sizeof(FileSysEntry) + patchflags;
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move.l #$10001,d1
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jsr -198(a6)
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move.l d0,a0
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moveq #0,d0
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lea PP_FSHDSTART(a3),a1
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af1 move.b 0(a1,d0.w),14(a0,d0.w)
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addq.w #1,d0
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cmp.w #140,d0
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bne.s af1
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move.l a2,d0
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lsr.l #2,d0
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move.l d0,54(a0) ;seglist
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move.l a0,a1
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lea exter_name(pc),a0
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move.l a0,10(a1) ; name
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move.l PP_FSRES(a3),a0 ; FileSystem.resource
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lea 18(a0),a0 ; fsr_FileSysEntries
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jsr -$f0(a6) ;AddHead
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movem.l (sp)+,d0-d1/a0-a3/a6
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rts
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relocate: ;a0=pointer to executable, returns first segment in A0
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movem.l d1-d7/a1-a6,-(sp)
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move.l 4.w,a6
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move.l a0,a2
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cmp.l #$3f3,(a2)+
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bne.w ree
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addq.l #8,a2 ; skip name end and skip total hunks + 1
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move.l 4(a2),d7 ; last hunk
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sub.l (a2),d7 ; first hunk
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addq.l #8,a2 ; skip hunk to load first and hunk to load last
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addq.l #1,d7
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move.l a2,a3
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move.l d7,d0
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add.l d0,d0
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add.l d0,d0
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add.l d0,a3
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move.l a2,a4
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; allocate hunks
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sub.l a5,a5 ;prev segment
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moveq #0,d6
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r15 move.l (a2),d2 ; hunk size (header)
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lsl.l #2,d2
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moveq #1,d1
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btst #30,d3 ; chip mem?
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beq.s r2
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bset #1,d1
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r2 bset #16,d1
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bclr #31,d3
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bclr #30,d3
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move.l d2,d0
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bne.s r17
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clr.l (a2)+ ; empty hunk
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bra.s r18
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r17 addq.l #8,d0 ; size + pointer to next hunk + hunk size
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jsr AllocMem(a6)
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tst.l d0
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beq.w ree
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move.l d0,a0
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move.l d2,(a0)+ ; store size
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move.l a0,(a2)+ ; store new pointer
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move.l a5,d1
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beq.s r10
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move.l a0,d0
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lsr.l #2,d0
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move.l d0,(a5)
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r10 move.l a0,a5
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r18 addq.l #1,d6
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cmp.l d6,d7
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bne.s r15
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moveq #0,d6
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r3 move.l d6,d1
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add.l d1,d1
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add.l d1,d1
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move.l 0(a4,d1.l),a0
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addq.l #4,a0
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move.l (a3)+,d3 ; hunk type
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move.l (a3)+,d4 ; hunk size
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lsl.l #2,d4
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cmp.l #$3e9,d3 ;code
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beq.s r4
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cmp.l #$3ea,d3 ;data
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bne.s r5
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r4
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; code and data
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move.l d4,d0
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r6 tst.l d0
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beq.s r7
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move.b (a3)+,(a0)+
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subq.l #1,d0
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bra.s r6
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r5
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cmp.l #$3eb,d3 ;bss
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bne.s ree
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r7 ; scan for reloc32 or hunk_end
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move.l (a3)+,d3
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cmp.l #$3ec,d3 ;reloc32
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bne.s r13
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|
|
||
|
|
; relocate
|
||
|
|
move.l d6,d1
|
||
|
|
add.l d1,d1
|
||
|
|
add.l d1,d1
|
||
|
|
move.l 0(a4,d1.l),a0 ; current hunk
|
||
|
|
addq.l #4,a0
|
||
|
|
r11 move.l (a3)+,d0 ;number of relocs
|
||
|
|
beq.s r7
|
||
|
|
move.l (a3)+,d1 ;hunk
|
||
|
|
add.l d1,d1
|
||
|
|
add.l d1,d1
|
||
|
|
move.l 0(a4,d1.l),d3 ;hunk start address
|
||
|
|
addq.l #4,d3
|
||
|
|
r9 move.l (a3)+,d2 ;offset
|
||
|
|
add.l d3,0(a0,d2.l)
|
||
|
|
subq.l #1,d0
|
||
|
|
bne.s r9
|
||
|
|
bra.s r11
|
||
|
|
r13
|
||
|
|
cmp.l #$3f2,d3 ;end
|
||
|
|
bne.s ree
|
||
|
|
|
||
|
|
addq.l #1,d6
|
||
|
|
cmp.l d6,d7
|
||
|
|
bne.w r3
|
||
|
|
|
||
|
|
moveq #1,d7
|
||
|
|
move.l (a4),a0
|
||
|
|
r0 move.l d7,d0
|
||
|
|
movem.l (sp)+,d1-d7/a1-a6
|
||
|
|
rts
|
||
|
|
ree move.w #30000,d0
|
||
|
|
re1 move.w #$f00,$dff180
|
||
|
|
move.w #$00f,$dff180
|
||
|
|
move.w #$0f0,$dff180
|
||
|
|
dbf d0,re1
|
||
|
|
moveq #0,d7
|
||
|
|
bra.s r0
|
||
|
|
|
||
|
|
fsres
|
||
|
|
movem.l d1/a0-a2/a6,-(sp)
|
||
|
|
move.l 4.w,a6
|
||
|
|
lea $150(a6),a0 ;ResourceList
|
||
|
|
move.l (a0),a0 ;lh_Head
|
||
|
|
fsres3
|
||
|
|
tst.l (a0) ;end of list?
|
||
|
|
beq.s fsres1
|
||
|
|
move.l 10(a0),a1 ;name
|
||
|
|
lea fsresname(pc),a2
|
||
|
|
fsres5
|
||
|
|
move.b (a1)+,d0
|
||
|
|
move.b (a2)+,d1
|
||
|
|
cmp.b d1,d0
|
||
|
|
bne.s fsres2
|
||
|
|
tst.b d0
|
||
|
|
beq.s fsres4
|
||
|
|
bra.s fsres5
|
||
|
|
fsres2
|
||
|
|
move.l (a0),a0
|
||
|
|
bra.s fsres3
|
||
|
|
; FileSystem.resource does not exist -> create it
|
||
|
|
fsres1
|
||
|
|
moveq #32,d0 ; sizeof(FileSysResource)
|
||
|
|
move.l #$10001,d1
|
||
|
|
jsr AllocMem(a6)
|
||
|
|
move.l d0,a2
|
||
|
|
move.b #8,8(a2) ; NT_RESOURCE
|
||
|
|
lea fsresname(pc),a0
|
||
|
|
move.l a0,10(a2) ; node name
|
||
|
|
lea exter_name(pc),a0
|
||
|
|
move.l a0,14(a2) ; fsr_Creator
|
||
|
|
lea 18(a2),a0
|
||
|
|
move.l a0,(a0) ; NewList() fsr_FileSysEntries
|
||
|
|
addq.l #4,(a0)
|
||
|
|
move.l a0,8(a0)
|
||
|
|
lea $150(a6),a0 ; ResourceList
|
||
|
|
move.l a2,a1
|
||
|
|
jsr -$f6(a6) ; AddTail
|
||
|
|
move.l a2,a0
|
||
|
|
fsres4
|
||
|
|
move.l a0,d0
|
||
|
|
movem.l (sp)+,d1/a0-a2/a6
|
||
|
|
rts
|
||
|
|
|
||
|
|
make_dev: ; IN: A0 param_packet, D6: unit_no, D7: boot, A4: expansionbase
|
||
|
|
|
||
|
|
bsr.w fsres
|
||
|
|
move.l d0,PP_FSRES(a0) ; pointer to FileSystem.resource
|
||
|
|
move.l a0,-(sp)
|
||
|
|
move.w #$FFFC,d0 ; filesys base
|
||
|
|
bsr.w getrtbase
|
||
|
|
move.l (a0),a5
|
||
|
|
move.w #$FF28,d0 ; fill in unit-dependent info (filesys_dev_storeinfo)
|
||
|
|
bsr.w getrtbase
|
||
|
|
move.l a0,a1
|
||
|
|
move.l (sp)+,a0
|
||
|
|
clr.l PP_FSSIZE(a0) ; filesystem size
|
||
|
|
clr.l PP_FSPTR(a0) ; filesystem memory
|
||
|
|
jsr (a1)
|
||
|
|
; ret:0=virtual,1=hardfile,2=rdbhardfile,-1=hardfile-donotmount,-2=no more subunits
|
||
|
|
move.l d0,d3
|
||
|
|
cmp.l #-2,d3
|
||
|
|
beq.w general_ret
|
||
|
|
cmp.l #2,d3
|
||
|
|
beq.s mountalways
|
||
|
|
|
||
|
|
; KS < V36: init regular hardfiles only if filesystem is loaded
|
||
|
|
and.l d5,d0
|
||
|
|
beq.s mountalways ; >= 36
|
||
|
|
tst.l PP_FSSIZE(a0)
|
||
|
|
beq.w general_ret ; no filesystem -> don't mount
|
||
|
|
|
||
|
|
mountalways
|
||
|
|
; allocate memory for loaded filesystem
|
||
|
|
move.l PP_FSSIZE(a0),d0
|
||
|
|
beq.s nordbfs1
|
||
|
|
move.l a0,-(sp)
|
||
|
|
moveq #1,d1
|
||
|
|
move.l 4.w,a6
|
||
|
|
jsr AllocMem(a6)
|
||
|
|
move.l (sp)+,a0
|
||
|
|
move.l d0,PP_FSPTR(a0)
|
||
|
|
nordbfs1:
|
||
|
|
|
||
|
|
tst.l d3
|
||
|
|
bpl.s do_mount
|
||
|
|
|
||
|
|
; do not mount but we might need to load possible custom filesystem(s)
|
||
|
|
move.l a0,a1
|
||
|
|
move.w #$FF20,d0 ; record in ui.startup (filesys_dev_remember)
|
||
|
|
bsr.w getrtbase
|
||
|
|
jsr (a0)
|
||
|
|
bra.w dont_mount
|
||
|
|
|
||
|
|
do_mount:
|
||
|
|
move.l a4,a6
|
||
|
|
move.l a0,-(sp)
|
||
|
|
jsr -144(a6) ; MakeDosNode()
|
||
|
|
move.l (sp)+,a0 ; parmpacket
|
||
|
|
move.l a0,a1
|
||
|
|
move.l d0,a3 ; devicenode
|
||
|
|
move.w #$FF20,d0 ; record in ui.startup (filesys_dev_remember)
|
||
|
|
bsr.w getrtbase
|
||
|
|
jsr (a0)
|
||
|
|
moveq #0,d0
|
||
|
|
move.l d0,8(a3) ; dn_Task
|
||
|
|
move.l d0,16(a3) ; dn_Handler
|
||
|
|
move.l d0,32(a3) ; dn_SegList
|
||
|
|
|
||
|
|
dont_mount
|
||
|
|
tst.l PP_FSPTR(a1) ; filesystem?
|
||
|
|
beq.s nordbfs2
|
||
|
|
move.l PP_FSPTR(a1),a0
|
||
|
|
bsr.w relocate
|
||
|
|
movem.l d0/a0-a1,-(sp)
|
||
|
|
move.l PP_FSSIZE(a1),d0
|
||
|
|
move.l PP_FSPTR(a1),a1
|
||
|
|
move.l 4.w,a6
|
||
|
|
jsr FreeMem(a6)
|
||
|
|
movem.l (sp)+,d0/a0-a1
|
||
|
|
tst.l d0
|
||
|
|
beq.s nordbfs2
|
||
|
|
bsr.w addfs
|
||
|
|
nordbfs2:
|
||
|
|
|
||
|
|
tst.l d3
|
||
|
|
bmi.w general_ret
|
||
|
|
|
||
|
|
move.w #$FF18,d0 ; update dn_SegList if needed (filesys_dev_bootfilesys)
|
||
|
|
bsr.w getrtbase
|
||
|
|
jsr (a0)
|
||
|
|
|
||
|
|
move.l d3,d0
|
||
|
|
move.b 79(a1),d3 ; bootpri
|
||
|
|
tst.l d0
|
||
|
|
bne.b MKDV_doboot
|
||
|
|
|
||
|
|
MKDV_is_filesys:
|
||
|
|
move.l #4000,20(a3) ; dn_StackSize
|
||
|
|
lea.l our_seglist(pc),a1
|
||
|
|
move.l a1,d0
|
||
|
|
lsr.l #2,d0
|
||
|
|
move.l d0,32(a3) ; dn_SegList
|
||
|
|
moveq #-1,d0
|
||
|
|
move.l d0,36(a3) ; dn_GlobalVec
|
||
|
|
|
||
|
|
MKDV_doboot:
|
||
|
|
tst.l d7
|
||
|
|
beq.b MKDV_noboot
|
||
|
|
|
||
|
|
move.l 4.w,a6
|
||
|
|
moveq.l #20,d0
|
||
|
|
moveq.l #0,d1
|
||
|
|
jsr AllocMem(a6)
|
||
|
|
move.l d0,a1 ; bootnode
|
||
|
|
moveq #0,d0
|
||
|
|
move.l d0,(a1)
|
||
|
|
move.l d0,4(a1)
|
||
|
|
move.w d0,14(a1)
|
||
|
|
move.w #$1000,d0
|
||
|
|
or.b d3,d0
|
||
|
|
move.w d0,8(a1)
|
||
|
|
move.l $104(a5),10(a1) ; filesys_configdev
|
||
|
|
move.l a3,16(a1) ; devicenode
|
||
|
|
lea.l 74(a4),a0 ; MountList
|
||
|
|
jmp -270(a6) ; Enqueue()
|
||
|
|
|
||
|
|
MKDV_noboot:
|
||
|
|
move.l a3,a0
|
||
|
|
moveq #0,d1
|
||
|
|
move.l d1,a1
|
||
|
|
moveq #-1,d0
|
||
|
|
move.l a4,a6 ; expansion base
|
||
|
|
jmp -150(a6) ; AddDosNode
|
||
|
|
|
||
|
|
filesys_mainloop:
|
||
|
|
move.l 4.w,a6
|
||
|
|
moveq.l #0,d0
|
||
|
|
move.l d0,a1
|
||
|
|
jsr -294(a6) ; FindTask
|
||
|
|
move.l d0,a0
|
||
|
|
lea.l $5c(a0),a5 ; pr_MsgPort
|
||
|
|
|
||
|
|
; Open DOS library
|
||
|
|
lea.l doslibname(pc),a1
|
||
|
|
moveq.l #0,d0
|
||
|
|
jsr -552(a6) ; OpenLibrary
|
||
|
|
move.l d0,a2
|
||
|
|
|
||
|
|
; Allocate some memory. Usage:
|
||
|
|
; 0: lock chain
|
||
|
|
; 4: command chain
|
||
|
|
; 8: second thread's lock chain
|
||
|
|
; 12: dummy message
|
||
|
|
; 32: the volume (80+44+1 bytes)
|
||
|
|
; 157: mousehack started-flag
|
||
|
|
move.l #80+44+1+20+12+1,d0
|
||
|
|
move.l #$10001,d1 ; MEMF_PUBLIC | MEMF_CLEAR
|
||
|
|
jsr AllocMem(a6)
|
||
|
|
move.l d0,a3
|
||
|
|
moveq.l #0,d6
|
||
|
|
move.l d6,(a3)
|
||
|
|
move.l d6,4(a3)
|
||
|
|
move.l d6,8(a3)
|
||
|
|
|
||
|
|
moveq.l #0,d5 ; No commands queued.
|
||
|
|
|
||
|
|
; Fetch our startup packet
|
||
|
|
move.l a5,a0
|
||
|
|
jsr -384(a6) ; WaitPort
|
||
|
|
move.l a5,a0
|
||
|
|
jsr -372(a6) ; GetMsg
|
||
|
|
move.l d0,a4
|
||
|
|
move.l 10(a4),d3 ; ln_Name
|
||
|
|
move.w #$FF40,d0 ; startup_handler
|
||
|
|
bsr.w getrtbase
|
||
|
|
moveq.l #0,d0
|
||
|
|
jsr (a0)
|
||
|
|
|
||
|
|
bsr.w mousehack_init
|
||
|
|
bra.w FSML_Reply
|
||
|
|
|
||
|
|
; We abuse some of the fields of the message we get. Offset 0 is
|
||
|
|
; used for chaining unprocessed commands, and offset 1 is used for
|
||
|
|
; indicating the status of a command. 0 means the command was handed
|
||
|
|
; off to some UAE thread and did not complete yet, 1 means we didn't
|
||
|
|
; even hand it over yet because we were afraid that might blow some
|
||
|
|
; pipe limit, and -1 means the command was handed over and has completed
|
||
|
|
; processing by now, so it's safe to reply to it.
|
||
|
|
|
||
|
|
FSML_loop:
|
||
|
|
bsr.w mousehack_init
|
||
|
|
move.l a5,a0
|
||
|
|
jsr -384(a6) ; WaitPort
|
||
|
|
move.l a5,a0
|
||
|
|
jsr -372(a6) ; GetMsg
|
||
|
|
move.l d0,a4
|
||
|
|
|
||
|
|
; notify reply?
|
||
|
|
cmp.w #38, 18(a4)
|
||
|
|
bne.s nonotif
|
||
|
|
cmp.l #NOTIFY_CLASS, 20(a4)
|
||
|
|
bne.s nonotif
|
||
|
|
cmp.w #NOTIFY_CODE, 24(a4)
|
||
|
|
bne.s nonotif
|
||
|
|
move.l 26(a4),a0 ; NotifyRequest
|
||
|
|
move.l 12(a0),d0 ; flags
|
||
|
|
and.l #NRF_WAIT_REPLY|NRF_MAGIC,d0
|
||
|
|
cmp.l #NRF_WAIT_REPLY|NRF_MAGIC,d0
|
||
|
|
bne.s nonoti
|
||
|
|
and.l #~NRF_MAGIC,12(a0)
|
||
|
|
move.l 16(a0),a0
|
||
|
|
move.l a4,a1
|
||
|
|
move.b #8,(a1)
|
||
|
|
jsr -366(a6) ; PutMsg
|
||
|
|
bra.s FSML_loop
|
||
|
|
nonoti
|
||
|
|
move.l a4,a1
|
||
|
|
moveq #38,d0
|
||
|
|
jsr FreeMem(a6)
|
||
|
|
bra.s FSML_loop
|
||
|
|
|
||
|
|
nonotif
|
||
|
|
move.l 10(a4),d3 ; ln_Name
|
||
|
|
bne.b FSML_FromDOS
|
||
|
|
|
||
|
|
; It's a dummy packet indicating that some queued command finished.
|
||
|
|
move.w #$FF50,d0 ; exter_int_helper
|
||
|
|
bsr.w getrtbase
|
||
|
|
moveq.l #1,d0
|
||
|
|
jsr (a0)
|
||
|
|
; Go through the queue and reply all those that finished.
|
||
|
|
lea.l 4(a3),a2
|
||
|
|
move.l (a2),a0
|
||
|
|
FSML_check_old:
|
||
|
|
move.l a0,d0
|
||
|
|
beq.b FSML_loop
|
||
|
|
move.l (a0),a1
|
||
|
|
move.l d0,a0
|
||
|
|
; This field may be accessed concurrently by several UAE threads.
|
||
|
|
; This _should_ be harmless on all reasonable machines.
|
||
|
|
move.l 4(a0),d0
|
||
|
|
bpl.b FSML_check_next
|
||
|
|
movem.l a0/a1,-(a7)
|
||
|
|
move.l 10(a0),a4
|
||
|
|
bsr.b ReplyOne
|
||
|
|
subq.l #1,d5 ; One command less in the queue
|
||
|
|
movem.l (a7)+,a0/a1
|
||
|
|
move.l a1,(a2)
|
||
|
|
move.l a1,a0
|
||
|
|
bra.b FSML_check_old
|
||
|
|
FSML_check_next:
|
||
|
|
move.l a0,a2
|
||
|
|
move.l a1,a0
|
||
|
|
bra.b FSML_check_old
|
||
|
|
|
||
|
|
FSML_FromDOS:
|
||
|
|
; Limit the number of outstanding started commands. We can handle an
|
||
|
|
; unlimited number of unstarted commands.
|
||
|
|
cmp.l #20,d5
|
||
|
|
bcs FSML_DoCommand
|
||
|
|
; Too many commands queued.
|
||
|
|
moveq.l #1,d0
|
||
|
|
move.l d0,4(a4)
|
||
|
|
bra.b FSML_Enqueue
|
||
|
|
|
||
|
|
FSML_DoCommand:
|
||
|
|
bsr.b LockCheck ; Make sure there are enough locks for the C code to grab.
|
||
|
|
move.w #$FF30,d0
|
||
|
|
bsr.w getrtbase
|
||
|
|
jsr (a0)
|
||
|
|
tst.l d0
|
||
|
|
beq.b FSML_Reply
|
||
|
|
; The command did not complete yet. Enqueue it and increase number of
|
||
|
|
; queued commands
|
||
|
|
; The C code already set 4(a4) to 0
|
||
|
|
addq.l #1,d5
|
||
|
|
FSML_Enqueue:
|
||
|
|
move.l 4(a3),(a4)
|
||
|
|
move.l a4,4(a3)
|
||
|
|
bra.w FSML_loop
|
||
|
|
|
||
|
|
FSML_Reply:
|
||
|
|
move.l d3,a4
|
||
|
|
bsr.b ReplyOne
|
||
|
|
bra.w FSML_loop
|
||
|
|
|
||
|
|
ReplyOne:
|
||
|
|
move.l (a4),a1 ; dp_Link
|
||
|
|
move.l 4(a4),a0 ; dp_Port
|
||
|
|
move.l a5,4(a4)
|
||
|
|
jmp -366(a6) ; PutMsg
|
||
|
|
|
||
|
|
; ugly code to avoid calling AllocMem / FreeMem from native C code.
|
||
|
|
; We keep a linked list of 3 locks. In theory, only one should ever
|
||
|
|
; be used. Before handling every packet, we check that the list has the
|
||
|
|
; right length.
|
||
|
|
|
||
|
|
LockCheck:
|
||
|
|
move.l d5,-(a7)
|
||
|
|
moveq.l #-4,d5 ; Keep three locks
|
||
|
|
move.l (a3),a2
|
||
|
|
move.l a2,d7
|
||
|
|
LKCK_Loop:
|
||
|
|
move.l a2,d1
|
||
|
|
beq LKCK_ListEnd
|
||
|
|
addq.l #1,d5
|
||
|
|
beq.b LKCK_TooMany
|
||
|
|
move.l a2,a1
|
||
|
|
move.l (a2),a2
|
||
|
|
bra.b LKCK_Loop
|
||
|
|
LKCK_ListEnd:
|
||
|
|
addq.l #1,d5
|
||
|
|
beq.b LKCK_ret
|
||
|
|
move.l d7,a2
|
||
|
|
moveq.l #24,d0 ; sizeof Lock is 20, 4 for chain
|
||
|
|
moveq.l #1,d1 ; MEMF_PUBLIC
|
||
|
|
jsr AllocMem(a6)
|
||
|
|
addq.w #1,d6
|
||
|
|
move.l d0,a2
|
||
|
|
move.l d7,(a2)
|
||
|
|
move.l a2,d7
|
||
|
|
bra.b LKCK_ListEnd
|
||
|
|
LKCK_TooMany:
|
||
|
|
move.l (a2),d0 ; We have too many, but we tolerate that to some extent.
|
||
|
|
beq.b LKCK_ret
|
||
|
|
move.l d0,a0
|
||
|
|
move.l (a0),d0
|
||
|
|
beq.b LKCK_ret
|
||
|
|
move.l d0,a0
|
||
|
|
move.l (a0),d0
|
||
|
|
beq.b LKCK_ret
|
||
|
|
|
||
|
|
moveq.l #0,d0 ; Now we are sure that we really have too many. Delete some.
|
||
|
|
move.l d0,(a1)
|
||
|
|
LKCK_TooManyLoop:
|
||
|
|
move.l a2,a1
|
||
|
|
move.l (a1),a2
|
||
|
|
moveq.l #24,d0
|
||
|
|
jsr FreeMem(a6)
|
||
|
|
add.l #$10000,d6
|
||
|
|
move.l a2,d0
|
||
|
|
bne.b LKCK_TooManyLoop
|
||
|
|
LKCK_ret:
|
||
|
|
move.l d7,(a3)
|
||
|
|
move.l (a7)+,d5
|
||
|
|
rts
|
||
|
|
|
||
|
|
getrtbase:
|
||
|
|
lea start-8-4(pc),a0
|
||
|
|
and.l #$FFFF,d0
|
||
|
|
add.l d0,a0
|
||
|
|
rts
|
||
|
|
|
||
|
|
;p96 stuff
|
||
|
|
|
||
|
|
p96flag dc.w 0
|
||
|
|
p96vsyncfix1
|
||
|
|
cmp.l #34,8(sp) ; picasso_WaitVerticalSync?
|
||
|
|
bne.s p961
|
||
|
|
movem.l d0-d1/a0-a2/a6,-(sp)
|
||
|
|
move.l 4.w,a6
|
||
|
|
sub.l a1,a1
|
||
|
|
jsr -$126(a6) ; FindTask
|
||
|
|
move.l d0,a2
|
||
|
|
move.l a2,a1
|
||
|
|
moveq #-20,d0
|
||
|
|
jsr -$12c(a6) ; SetTaskPri
|
||
|
|
lea p96flag(pc),a0
|
||
|
|
move.w (a0),d1
|
||
|
|
p962 cmp.w (a0),d1
|
||
|
|
beq.s p962
|
||
|
|
move.l a2,a1
|
||
|
|
jsr -$12c(a6) ; SetTaskPri
|
||
|
|
moveq #1,d1
|
||
|
|
movem.l (sp)+,d0-d1/a0-a2/a6
|
||
|
|
addq.l #4,sp ; return directly to caller
|
||
|
|
p961 rts
|
||
|
|
|
||
|
|
|
||
|
|
; mouse hack
|
||
|
|
|
||
|
|
newlist:
|
||
|
|
move.l a0,(a0)
|
||
|
|
addq.l #4,(a0)
|
||
|
|
clr.l 4(a0)
|
||
|
|
move.l a0,8(a0)
|
||
|
|
rts
|
||
|
|
|
||
|
|
createport:
|
||
|
|
movem.l d2/a2/a6,-(sp)
|
||
|
|
move.l 4,a6
|
||
|
|
moveq #-1,d0
|
||
|
|
jsr -$014a(a6) ;AllocSignal
|
||
|
|
sub.l a0,a0
|
||
|
|
move.l d0,d2
|
||
|
|
bmi.s .f
|
||
|
|
moveq #34,d0
|
||
|
|
move.l #65536+1,d1
|
||
|
|
jsr AllocMem(a6)
|
||
|
|
sub.l a0,a0
|
||
|
|
move.l d0,a2
|
||
|
|
tst.l d0
|
||
|
|
beq.s .f
|
||
|
|
move.b #4,8(a2) ;NT_MSGPORT
|
||
|
|
move.b d2,15(a2)
|
||
|
|
sub.l a1,a1
|
||
|
|
jsr -$0126(a6) ;FindTask
|
||
|
|
move.l d0,16(a2)
|
||
|
|
lea 20(a2),a0
|
||
|
|
bsr.w newlist
|
||
|
|
move.l a2,a0
|
||
|
|
.f move.l a0,d0
|
||
|
|
movem.l (sp)+,d2/a2/a6
|
||
|
|
rts
|
||
|
|
|
||
|
|
createio:
|
||
|
|
movem.l d2/a2/a6,-(sp)
|
||
|
|
move.l 4,a6
|
||
|
|
tst.l d0
|
||
|
|
beq.s .f
|
||
|
|
move.l d0,a2
|
||
|
|
moveq #48,d2
|
||
|
|
move.l d2,d0
|
||
|
|
move.l #65536+1,d1
|
||
|
|
jsr AllocMem(a6)
|
||
|
|
move.l d0,a0
|
||
|
|
move.b #10,8(a0) ;NT_MESSAGE
|
||
|
|
move.l d2,18(a0)
|
||
|
|
move.l a2,14(a0)
|
||
|
|
.f movem.l (sp)+,d2/a2/a6
|
||
|
|
rts
|
||
|
|
|
||
|
|
createtask:
|
||
|
|
movem.l d2/d3/a2/a3/a6,-(sp)
|
||
|
|
move.l 4,a6
|
||
|
|
move.l a0,d2
|
||
|
|
move.l a1,d3
|
||
|
|
move.l #92+2048,d0
|
||
|
|
move.l #65536+1,d1
|
||
|
|
jsr AllocMem(a6)
|
||
|
|
tst.l d0
|
||
|
|
beq .f
|
||
|
|
move.l d0,a2
|
||
|
|
move.b #1,8(a2) ;NT_TASK
|
||
|
|
move.l d2,10(a2)
|
||
|
|
lea 92(a2),a3
|
||
|
|
move.l a3,58(a2)
|
||
|
|
lea 2048(a3),a3
|
||
|
|
move.l a3,62(a2)
|
||
|
|
move.l a3,54(a2)
|
||
|
|
move.l a2,a1
|
||
|
|
move.l d3,a2
|
||
|
|
sub.l a3,a3
|
||
|
|
jsr -$011a(a6) ;AddTask
|
||
|
|
.f movem.l (sp)+,d2/d3/a2/a3/a6
|
||
|
|
rts
|
||
|
|
|
||
|
|
mousehack_e: dc.w 0
|
||
|
|
mousehack_x: dc.w 0
|
||
|
|
mousehack_y: dc.w 0
|
||
|
|
|
||
|
|
MH_INT = 0
|
||
|
|
MH_FOO = (MH_INT+22)
|
||
|
|
MH_IEV = (MH_FOO+16)
|
||
|
|
MH_IO = (MH_IEV+22)
|
||
|
|
MH_TM = (MH_IO+4)
|
||
|
|
MH_END = (MH_TM+4)
|
||
|
|
|
||
|
|
mousehack_init:
|
||
|
|
move.l a0,-(sp)
|
||
|
|
tst.b 157(a3)
|
||
|
|
bne.s .no
|
||
|
|
lea mousehack_e(pc),a0
|
||
|
|
tst.w (a0)
|
||
|
|
beq.s .no
|
||
|
|
lea mhname(pc),a0
|
||
|
|
lea mousehack_task(pc),a1
|
||
|
|
bsr createtask
|
||
|
|
st 157(a3)
|
||
|
|
.no move.l (sp)+,a0
|
||
|
|
rts
|
||
|
|
|
||
|
|
mousehack_task:
|
||
|
|
move.l 4,a6
|
||
|
|
|
||
|
|
moveq #-1,d0
|
||
|
|
jsr -$014a(a6) ;AllocSignal
|
||
|
|
moveq #0,d2
|
||
|
|
bset d0,d2
|
||
|
|
|
||
|
|
sub.l a1,a1
|
||
|
|
jsr -$0126(a6) ;FindTask
|
||
|
|
move.l d0,a4
|
||
|
|
|
||
|
|
moveq #20,d0
|
||
|
|
move.l a4,a1
|
||
|
|
jsr -$012c(a6) ;SetTaskPri
|
||
|
|
|
||
|
|
moveq #0,d0
|
||
|
|
lea intlibname(pc),a1
|
||
|
|
jsr -$0228(a6)
|
||
|
|
move.l d0,d7
|
||
|
|
|
||
|
|
moveq #0,d0
|
||
|
|
move.w #MH_END,d0
|
||
|
|
move.l #65536+1,d1
|
||
|
|
jsr AllocMem(a6)
|
||
|
|
move.l d0,a5
|
||
|
|
|
||
|
|
bsr.w createport
|
||
|
|
bsr.w createio
|
||
|
|
move.l d0,MH_IO(a5)
|
||
|
|
beq .f
|
||
|
|
move.l d0,a1
|
||
|
|
lea inp_dev(pc),a0
|
||
|
|
moveq #0,d0
|
||
|
|
moveq #0,d1
|
||
|
|
jsr -$01bc(a6) ;OpenDevice
|
||
|
|
tst.l d0
|
||
|
|
bne .f
|
||
|
|
|
||
|
|
bsr.w createport
|
||
|
|
bsr.w createio
|
||
|
|
move.l d0,MH_TM(a5)
|
||
|
|
beq .f
|
||
|
|
move.l d0,a1
|
||
|
|
lea tim_dev(pc),a0
|
||
|
|
moveq #0,d0
|
||
|
|
moveq #0,d1
|
||
|
|
jsr -$01bc(a6) ;OpenDevice
|
||
|
|
tst.l d0
|
||
|
|
bne .f
|
||
|
|
|
||
|
|
lea MH_FOO(a5),a3
|
||
|
|
move.l a4,12(a3);task
|
||
|
|
move.l d2,8(a3) ;sigmask
|
||
|
|
moveq #-1,d0
|
||
|
|
move.l d0,(a3) ;mx
|
||
|
|
move.l d0,4(a3) ;my
|
||
|
|
|
||
|
|
lea MH_INT(a5),a1
|
||
|
|
move.b #2,8(a1) ;NT_INTERRUPT
|
||
|
|
move.b #5,9(a1) ;priority
|
||
|
|
lea mhname(pc),a0
|
||
|
|
move.l a0,10(a1)
|
||
|
|
lea mousehackint(pc),a0
|
||
|
|
move.l a0,18(a1)
|
||
|
|
move.l a3,14(a1)
|
||
|
|
moveq #5,d0 ;INTB_VERTB
|
||
|
|
jsr -$00a8(a6)
|
||
|
|
bra.s mhloop
|
||
|
|
.f rts
|
||
|
|
|
||
|
|
mhloop
|
||
|
|
move.l d2,d0
|
||
|
|
jsr -$013e(a6) ;Wait
|
||
|
|
|
||
|
|
move.l MH_IO(a5),a1
|
||
|
|
lea MH_IEV(a5),a2
|
||
|
|
move.w #11,28(a1) ;IND_WRITEEVENT
|
||
|
|
move.l #22,36(a1) ;sizeof(struct InputEvent)
|
||
|
|
move.l a2,40(a1)
|
||
|
|
move.b #1,30(a1) ;IOF_QUICK
|
||
|
|
|
||
|
|
move.b #4,4(a2) ;IECLASS_POINTERPOS
|
||
|
|
clr.b 5(a2) ;ie_SubClass
|
||
|
|
clr.w 6(a2) ;ie_Code
|
||
|
|
clr.w 8(a2) ;ie_Qualifier
|
||
|
|
|
||
|
|
move.l d7,a0 ;intbase
|
||
|
|
|
||
|
|
move.l MH_FOO+0(a5),d0
|
||
|
|
move.w 34+14(a0),d1
|
||
|
|
add.w d1,d1
|
||
|
|
sub.w d1,d0
|
||
|
|
move.w d0,10(a2)
|
||
|
|
|
||
|
|
move.l MH_FOO+4(a5),d0
|
||
|
|
move.w 34+12(a0),d1
|
||
|
|
add.w d1,d1
|
||
|
|
sub.w d1,d0
|
||
|
|
ext.l d0
|
||
|
|
move.w d0,12(a2)
|
||
|
|
|
||
|
|
move.l MH_TM(a5),a1
|
||
|
|
move.w #10,28(a1) ;TR_GETSYSTIME
|
||
|
|
move.b #1,30(a1) ;IOF_QUICK
|
||
|
|
jsr -$01c8(a6) ;DoIO
|
||
|
|
move.l MH_TM(a5),a1
|
||
|
|
move.l 32(a1),14(a2)
|
||
|
|
move.l 36(a1),18(a2)
|
||
|
|
|
||
|
|
move.l MH_IO(a5),a1
|
||
|
|
jsr -$01c8(a6) ;DoIO
|
||
|
|
|
||
|
|
bra.w mhloop
|
||
|
|
|
||
|
|
mousehackint:
|
||
|
|
move.w mousehack_x(pc),d0
|
||
|
|
ext.l d0
|
||
|
|
move.w mousehack_y(pc),d1
|
||
|
|
ext.l d1
|
||
|
|
cmp.l (a1),d0
|
||
|
|
bne .l1
|
||
|
|
cmp.l 4(a1),d1
|
||
|
|
beq .l2
|
||
|
|
.l1 move.l d1,4(a1)
|
||
|
|
move.l d0,(a1)
|
||
|
|
move.l 8(a1),d0
|
||
|
|
move.l 12(a1),a1
|
||
|
|
move.l 4.w,a6
|
||
|
|
jsr -$0144(a6) ; Signal
|
||
|
|
.l2 lea $dff000,a0
|
||
|
|
moveq #0,d0
|
||
|
|
rts
|
||
|
|
|
||
|
|
inp_dev: dc.b 'input.device',0
|
||
|
|
tim_dev: dc.b 'timer.device',0
|
||
|
|
mhname: dc.b 'UAE mouse hack',0
|
||
|
|
exter_name: dc.b 'UAE filesystem',0
|
||
|
|
doslibname: dc.b 'dos.library',0
|
||
|
|
intlibname: dc.b 'intuition.library',0
|
||
|
|
explibname: dc.b 'expansion.library',0
|
||
|
|
fsresname: dc.b 'FileSystem.resource',0
|
||
|
|
END
|