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Rev 103 Rev 134
Line 148... Line 148...
148 
    stosd
 148 
    stosd
149 
    add    eax, 1000h
 149 
    add    eax, 1000h
150 
    loop    @b
 150 
    loop    @b
151 
    ret
 151 
    ret
Line -... Line 152...
- 
 
 152 
 
- 
 
 153 
boot_read_floppy:
- 
 
 154 
        push    si
- 
 
 155 
        xor     si, si
- 
 
 156 
        mov     ah, 2   ; read
- 
 
 157 
@@:
- 
 
 158 
        push    ax
- 
 
 159 
        int     0x13
- 
 
 160 
        pop     ax
- 
 
 161 
        jnc     @f
- 
 
 162 
        inc     si
- 
 
 163 
        cmp     si, 10
- 
 
 164 
        jb      @b
- 
 
 165 
        mov     si, badsect-0x10000
- 
 
 166 
sayerr_plain:
- 
 
 167 
        call    printplain
- 
 
 168 
        jmp     $
- 
 
 169 
@@:
- 
 
 170 
        pop     si
- 
 
 171 
        ret
152 
 
 172 
 
153 
; 16-bit data
 173 
; 16-bit data
154 
; videomodes table
 174 
; videomodes table
155 
		org $+0x10000
 175 
		org $+0x10000
156 
gr_table:
 176 
gr_table:
Line 208... Line 228...
208 
 
 228 
 
209 
; set videomode
 229 
; set videomode
210 
    mov    ax, 3
 230 
    mov    ax, 3
Line -... Line 231...
- 
 
 231 
        int  0x10
211 
        int  0x10
 232 
 
212 
 
 233 
if lang eq ru
213 
 ; Load & set russian VGA font (RU.INC)
 234 
 ; Load & set russian VGA font (RU.INC)
214 
        mov  bp,RU_FNT1-10000h   ; RU_FNT1 - First part
 235 
        mov  bp,RU_FNT1-10000h   ; RU_FNT1 - First part
215 
          mov  bx,1000h            ; 768 bytes
 236 
          mov  bx,1000h            ; 768 bytes
Line 223... Line 244...
223 
        mov  cx,20h              ; 32 symbols
 244 
        mov  cx,20h              ; 32 symbols
224 
        mov  dx,0E0h             ; 224 - position of first symbol
 245 
        mov  dx,0E0h             ; 224 - position of first symbol
225 
        mov  ax,1100h
 246 
        mov  ax,1100h
226 
          int  10h
 247 
          int  10h
227 
 ; End set VGA russian font
 248 
 ; End set VGA russian font
- 
 
 249 
end if
Line 228... Line 250...
228 
 
 250 
 
229 
; draw frames
 251 
; draw frames
230 
    push    0xb800
 252 
    push    0xb800
231 
    pop    es
 253 
    pop    es
Line 958... Line 980...
958 
        mov     si,diskload-0x10000
 980 
        mov     si,diskload-0x10000
959 
        call    print
 981 
        call    print
960 
        xor    ax, ax            ; reset drive
 982 
        xor    ax, ax            ; reset drive
961 
        xor    dx, dx
 983 
        xor    dx, dx
962 
        int     0x13
 984 
        int     0x13
- 
 
 985 
; now load floppy image to memory
- 
 
 986 
; at first load boot sector and first FAT table
963 
        mov     cx,0x0001               ; startcyl,startsector
 987 
        mov     cx, 0x0001      ; startcyl,startsector
964 
        xor    dx, dx            ; starthead,drive
 988 
        xor     dx, dx          ; starthead,drive
965 
        push    word 80*2               ; read no of sect
 989 
        mov     al, 1+9         ; no of sectors to read
966 
       reads:
 - 
 
967 
        pusha
 - 
 
968 
        xor     si,si
 - 
 
969 
       newread:
 - 
 
970 
        mov     bx,0xa000               ; es:bx -> data area
 990 
        mov     bx, 0xB000      ; es:bx -> data area
971 
        mov     ax,0x0200+18            ; read, no of sectors to read
 - 
 
972 
        int     0x13
 - 
 
973 
        test    ah, ah
 - 
 
974 
        jz      goodread
 991 
        call    boot_read_floppy
975 
        inc    si
 - 
 
976 
        cmp     si,10
 - 
 
977 
        jnz     newread
 - 
 
978 
        mov     si,badsect-0x10000
 992 
; and copy them to extended memory
979 
sayerr_plain:
 - 
 
980 
        call    printplain
 - 
 
981 
        jmp     $
 - 
 
982 
       goodread:
 - 
 
983 
        ; move -> 1mb
 - 
 
984 
        mov     si,movedesc-0x10000
 993 
        mov     si, movedesc-0x10000
- 
 
 994 
        mov     [si+8*2+3], bh
985 
        push    es
 995 
        push    es
986 
        push    ds
 996 
        push    ds
987 
        pop     es
 997 
        pop     es
988 
        mov     cx,256*18
 998 
        mov     cx, 256*10
989 
        mov     ah,0x87
 999 
        mov     ah, 0x87
990 
        int     0x15
 1000 
        int     0x15
991 
        pop    es
 1001 
        test    ah, ah
992 
 
 - 
 
993 
        test    ah,ah                  ; was the move successfull ?
 - 
 
994 
        je      goodmove
 1002 
        jz      @f
- 
 
 1003 
sayerr_floppy:
995 
        mov     dx,0x3f2              ; floppy motor off
 1004 
        mov     dx, 0x3f2
996 
        mov     al,0
 1005 
        mov     al, 0
997 
        out     dx,al
 1006 
        out     dx, al
998 
        mov     si,memmovefailed-0x10000
 1007 
        mov     si, memmovefailed-0x10000
999 
        jmp    sayerr_plain
 1008 
        jmp     sayerr_plain
- 
 
 1009 
@@:
- 
 
 1010 
        add     dword [si+8*3+2], 512*10
- 
 
 1011 
; copy FAT to second copy
- 
 
 1012 
        mov     byte [si+8*2+3], 0xB2
- 
 
 1013 
        mov     cx, 256*9
- 
 
 1014 
        mov     ah, 0x87
- 
 
 1015 
        int     0x15
1000 
      goodmove:
 1016 
        pop     es
- 
 
 1017 
        test    ah, ah
- 
 
 1018 
        jnz     sayerr_floppy
- 
 
 1019 
        add     dword [si+8*3+2], 512*9
- 
 
 1020 
; calculate total number of sectors to read
- 
 
 1021 
        mov     ax, 1+9+14      ; boot+FAT+root
- 
 
 1022 
        mov     di, 0xB203
- 
 
 1023 
.calc_loop:
- 
 
 1024 
        test    word [es:di], 0xFFF
- 
 
 1025 
        jz      @f
- 
 
 1026 
        inc     ax
- 
 
 1027 
@@:
- 
 
 1028 
        test    word [es:di+1], 0xFFF0
- 
 
 1029 
        jz      @f
- 
 
 1030 
        inc     ax
1001 
 
 1031 
@@:
- 
 
 1032 
        add     di, 3
- 
 
 1033 
        cmp     di, 0xB200+1440*3
- 
 
 1034 
        jb      .calc_loop
- 
 
 1035 
        push    ax
- 
 
 1036 
        mov     bp, 1+9         ; already read sectors
- 
 
 1037 
; now read rest
- 
 
 1038 
        mov     byte [si+8*2+3], 0xA0
- 
 
 1039 
        mov     di, 2-14        ; absolute sector-31
- 
 
 1040 
        mov     cx, 0x0002      ; cylinder=0, sector=2
- 
 
 1041 
        mov     dx, 0x0100      ; head=1, disk=0
- 
 
 1042 
.read_loop:
- 
 
 1043 
; determine whether sector must be read
- 
 
 1044 
        cmp     di, 2
- 
 
 1045 
        jl      .read
- 
 
 1046 
        mov     bx, di
- 
 
 1047 
        shr     bx, 1
- 
 
 1048 
        jnc     .even
1002 
    add    dword [movedesc-0x10000+0x18+2], 512*18
 1049 
        test    word [es:bx+di+0xB200], 0xFFF0
- 
 
 1050 
        jmp     @f
- 
 
 1051 
.even:
- 
 
 1052 
        test    word [es:bx+di+0xB200], 0xFFF
- 
 
 1053 
@@:
- 
 
 1054 
        jz      .skip
- 
 
 1055 
.read:
- 
 
 1056 
        mov     bx, 0xA000
- 
 
 1057 
        mov     al, 1           ; 1 sector
- 
 
 1058 
        call    boot_read_floppy
- 
 
 1059 
        inc     bp
- 
 
 1060 
        push    es
- 
 
 1061 
        push    ds
- 
 
 1062 
        pop     es
- 
 
 1063 
        pusha
- 
 
 1064 
        mov     cx, 256
- 
 
 1065 
        mov     ah, 0x87
- 
 
 1066 
        int     0x15
- 
 
 1067 
        test    ah, ah
1003 
        popa
 1068 
        popa
- 
 
 1069 
        pop     es
- 
 
 1070 
        jnz     sayerr_floppy
- 
 
 1071 
.skip:
- 
 
 1072 
        add     dword [si+8*3+2], 512
- 
 
 1073 
        inc     cx
- 
 
 1074 
        cmp     cl, 19
- 
 
 1075 
        jnz     @f
- 
 
 1076 
        mov     cl, 1
1004 
        inc     dh
 1077 
        inc     dh
1005 
        cmp     dh,2
 1078 
        cmp     dh, 2
1006 
        jnz     bb2
 1079 
        jnz     @f
1007 
        mov     dh,0
 1080 
        mov     dh, 0
1008 
        inc     ch
 1081 
        inc     ch
1009 
        pusha                        ; print prosentage
 - 
 
1010 
        mov     si,pros-0x10000
 - 
 
1011 
    shr    ch, 2
 - 
 
1012 
    mov    al, '5'
 - 
 
1013 
    test    ch, 1
 - 
 
1014 
    jnz    @f
 - 
 
1015 
    mov    al, '0'
 - 
 
1016 
@@:
 1082 
@@:
1017 
    mov    [si+1], al
 - 
 
1018 
    shr    ch, 1
 - 
 
1019 
    add    ch, '0'
 - 
 
1020 
    mov    [si], ch
 - 
 
1021 
        call    printplain
 - 
 
1022 
        popa
 - 
 
1023 
       bb2:
 - 
 
1024 
        pop     ax
 1083 
        pop     ax
1025 
        dec     ax
 - 
 
1026 
        push    ax
 1084 
        push    ax
- 
 
 1085 
        pusha
- 
 
 1086 
; draw percentage
- 
 
 1087 
; total sectors: ax
- 
 
 1088 
; read sectors: bp
- 
 
 1089 
        xchg    ax, bp
- 
 
 1090 
        mov     cx, 100
- 
 
 1091 
        mul     cx
- 
 
 1092 
        div     bp
- 
 
 1093 
        aam
- 
 
 1094 
        xchg    al, ah
- 
 
 1095 
        add     ax, '00'
- 
 
 1096 
        mov     si, pros-0x10000
- 
 
 1097 
        cmp     [si], ax
- 
 
 1098 
        jz      @f
- 
 
 1099 
        mov     [si], ax
- 
 
 1100 
        call    printplain
- 
 
 1101 
@@:
- 
 
 1102 
        popa
- 
 
 1103 
        inc     di
- 
 
 1104 
        cmp     di, 2880-31
- 
 
 1105 
        jnz     .read_loop
- 
 
 1106 
 
- 
 
 1107 
;        mov     cx, 0x0001      ; startcyl,startsector
- 
 
 1108 
;        xor     dx, dx          ; starthead,drive
- 
 
 1109 
;        push    word 80*2               ; read no of sect
- 
 
 1110 
;       reads:
- 
 
 1111 
;        pusha
- 
 
 1112 
;        xor     si,si
- 
 
 1113 
;       newread:
- 
 
 1114 
;        mov     bx,0xa000               ; es:bx -> data area
- 
 
 1115 
;        mov     ax,0x0200+18            ; read, no of sectors to read
- 
 
 1116 
;        int     0x13
- 
 
 1117 
;        test    ah, ah
- 
 
 1118 
;        jz      goodread
- 
 
 1119 
;        inc    si
- 
 
 1120 
;        cmp     si,10
- 
 
 1121 
;        jnz     newread
- 
 
 1122 
;        mov     si,badsect-0x10000
- 
 
 1123 
;sayerr_plain:
- 
 
 1124 
;        call    printplain
- 
 
 1125 
;        jmp     $
- 
 
 1126 
;       goodread:
- 
 
 1127 
;        ; move -> 1mb
- 
 
 1128 
;        mov     si,movedesc-0x10000
- 
 
 1129 
;        push    es
- 
 
 1130 
;        push    ds
- 
 
 1131 
;        pop     es
- 
 
 1132 
;        mov     cx,256*18
- 
 
 1133 
;        mov     ah,0x87
- 
 
 1134 
;        int     0x15
- 
 
 1135 
;        pop    es
- 
 
 1136 
;
- 
 
 1137 
;        test    ah,ah                  ; was the move successfull ?
- 
 
 1138 
;        je      goodmove
- 
 
 1139 
;        mov     dx,0x3f2              ; floppy motor off
- 
 
 1140 
;        mov     al,0
- 
 
 1141 
;        out     dx,al
- 
 
 1142 
;        mov     si,memmovefailed-0x10000
- 
 
 1143 
;        jmp    sayerr_plain
- 
 
 1144 
;      goodmove:
- 
 
 1145 
;
- 
 
 1146 
;    add    dword [movedesc-0x10000+0x18+2], 512*18
- 
 
 1147 
;        popa
- 
 
 1148 
;        inc     dh
- 
 
 1149 
;        cmp     dh,2
- 
 
 1150 
;        jnz     bb2
- 
 
 1151 
;        mov     dh,0
- 
 
 1152 
;        inc     ch
- 
 
 1153 
;        pusha                        ; print prosentage
- 
 
 1154 
;        mov     si,pros-0x10000
- 
 
 1155 
;    shr    ch, 2
- 
 
 1156 
;    mov    al, '5'
- 
 
 1157 
;    test    ch, 1
- 
 
 1158 
;    jnz    @f
- 
 
 1159 
;    mov    al, '0'
- 
 
 1160 
;@@:
- 
 
 1161 
;    mov    [si+1], al
- 
 
 1162 
;    shr    ch, 1
- 
 
 1163 
;    add    ch, '0'
- 
 
 1164 
;    mov    [si], ch
- 
 
 1165 
;        call    printplain
- 
 
 1166 
;        popa
- 
 
 1167 
;       bb2:
- 
 
 1168 
;        pop     ax
- 
 
 1169 
;        dec     ax
- 
 
 1170 
;        push    ax
1027 
        jnz     reads
 1171 
;        jnz     reads
1028 
       readdone:
 1172 
;       readdone:
1029 
        pop     ax
 1173 
;        pop     ax
1030 
        mov     si,backspace2-0x10000
 1174 
        mov     si,backspace2-0x10000
1031 
        call    printplain
 1175 
        call    printplain
1032 
        mov     si,okt-0x10000
 1176 
        mov     si,okt-0x10000
1033 
        call    printplain
 1177 
        call    printplain
1034 
       no_sys_on_floppy:
 1178 
       no_sys_on_floppy: