v4.0/src/CMD/FORMAT/DISPLAY.ASM

   1 ;\ f
   2
   3 ;*****************************************************************************
   4 ;*****************************************************************************
   5 ;UTILITY NAME: FORMAT.COM
   6 ;
   7 ;MODULE NAME: DISPLAY.ASM
   8 ;
   9 ;
  10 ; Change List: AN000 - New code DOS 3.3 spec additions
  11 ;              AC000 - Changed code DOS 3.3 spec additions
  12 ;*****************************************************************************
  13 ;*****************************************************************************
  14
  15
  16 ;
  17 ;*****************************************************************************
  18 ; Define Segment ordering
  19 ;*****************************************************************************
  20 ;
  21
  22
  23 .SEQ                                            ;
  24
  25 PSP     segment public  para    'DUMMY'
  26 PSP     ends
  27
  28 data    segment public para 'DATA'              ;
  29 Public Test_Data_Start
  30 Test_Data_Start label byte
  31 data    ends                                    ;
  32
  33 stack   segment para stack
  34         db      62 dup ("-Stack!-")      ; (362-80h) is the additionsal IBM ROM
  35         assume ss:stack
  36 stack   ends
  37
  38
  39 code    segment public para 'CODE'              ;
  40         assume  cs:code,ds:data                 ;
  41 code    ends
  42
  43 End_Of_Memory    segment public para 'BUFFERS'  ;
  44 Public  Test_End
  45 Test_End        label   byte
  46 End_Of_Memory    ends                           ;
  47
  48
  49 ;
  50 ;*****************************************************************************
  51 ; INCLUDE FILES
  52 ;*****************************************************************************
  53 ;
  54
  55 .xlist
  56 INCLUDE FORCHNG.INC
  57 INCLUDE FOREQU.INC
  58 INCLUDE FORMSG.INC
  59 INCLUDE SYSMSG.INC
  60 .list
  61
  62 ;
  63 ;*****************************************************************************
  64 ; Message Services
  65 ;*****************************************************************************
  66 ;
  67
  68
  69 MSG_UTILNAME  <FORMAT>
  70
  71
  72 data    segment public  para    'DATA'
  73 Msg_Services    <MSGDATA>
  74 data    ends
  75
  76 code    segment public  para    'CODE'
  77 Msg_Services    <NEARmsg>
  78 Msg_Services    <LOADmsg>
  79 Msg_Services    <DISPLAYmsg,CHARmsg,NUMmsg>
  80 Msg_Services    <FORMAT.CLA,FORMAT.CLB,FORMAT.CLC,FORMAT.CL1,FORMAT.CL2,FORMAT.CTL>
  81 code    ends
  82
  83 ;
  84 ;*****************************************************************************
  85 ; Public Declarations
  86 ;*****************************************************************************
  87 ;
  88
  89         Public  SysDispMsg
  90         Public  SysLoadMsg
  91
  92
  93 ;
  94 ;***************************************************************************
  95 ; Message Structures
  96 ;***************************************************************************
  97 ;
  98
  99
 100 Message_Table struc                             ;                               ;AN000;
 101                                                 ;
 102 Entry1  dw      0                               ;                               ;AN000;
 103 Entry2  dw      0                               ;                               ;AN000;
 104 Entry3  dw      0                               ;                               ;AN000;
 105 Entry4  dw      0                               ;                               ;AN000;
 106 Entry5  db      0                               ;                               ;AN000;
 107 Entry6  db      0                               ;                               ;AN000;
 108 Entry7  dw      0                               ;                               ;AN000;
 109                                                 ;
 110 Message_Table ends                              ;                               ;AN000;
 111
 112
 113
 114 code    segment public  para    'CODE'
 115 ;*****************************************************************************
 116 ;Routine name&gml Display_Interface
 117 ;*****************************************************************************
 118 ;
 119 ;DescriptioN&gml Save all registers, set up registers required for SysDispMsg
 120 ;             routine. This information is contained in a message description
 121 ;             table pointed to by the DX register. Call SysDispMsg, then
 122 ;             restore registers. This routine assumes that the only time an
 123 ;             error will be returned is if an extended error message was
 124 ;             requested, so it will ignore error returns
 125 ;
 126 ;Called Procedures: Message (macro)
 127 ;
 128 ;Change History&gml Created        4/22/87         MT
 129 ;
 130 ;Input&gml ES&gmlDX = pointer to message description
 131 ;
 132 ;Output&gml None
 133 ;
 134 ;Psuedocode
 135 ;----------
 136 ;
 137 ;       Save all registers
 138 ;       Setup registers for SysDispMsg from Message Description Tables
 139 ;       CALL SysDispMsg
 140 ;       Restore registers
 141 ;       ret
 142 ;*****************************************************************************
 143
 144 Public  Display_Interface
 145 Display_Interface   proc                        ;                               ;AN000;
 146
 147         push    ds                              ;                               ;AN000;
 148         push    ax                              ;Save registers                 ;AN000;
 149         push    bx                              ; "  "    "  "                  ;AN000;
 150         push    cx                              ; "  "    "  "                  ;AN000;
 151         push    dx                              ; "  "    "  "                  ;AN000;
 152         push    si                              ; "  "    "  "                  ;AN000;
 153         push    di                              ; "  "    "  "                  ;AN000;
 154         mov     di,dx                           ;Change pointer to table        ;AN000;
 155         mov     dx,data                         ;Point to data segment
 156         mov     ds,dx                           ;
 157         mov     ax,[di].Entry1                  ;Message number                 ;AN000;
 158         mov     bx,[di].Entry2                  ;Handle                         ;AN000;
 159         mov     si,[di].Entry3                  ;Sublist                        ;AN000;
 160         mov     cx,[di].Entry4                  ;Count                          ;AN000;
 161         mov     dh,[di].Entry5                  ;Class                          ;AN000;
 162         mov     dl,[di].Entry6                  ;Function                       ;AN000;
 163         mov     di,[di].Entry7                  ;Input                          ;AN000;
 164         call    SysDispMsg                      ;Display the message            ;AN000;
 165         pop     di                              ;Restore registers              ;AN000;
 166         pop     si                              ; "  "    "  "                  ;AN000;
 167         pop     dx                              ; "  "    "  "                  ;AN000;
 168         pop     cx                              ; "  "    "  "                  ;AN000;
 169         pop     bx                              ; "  "    "  "                  ;AN000;
 170         pop     ax                              ; "  "    "  "                  ;AN000;
 171         pop     ds                              ;                               ;AN000;
 172         ret                                     ;All done                       ;AN000;
 173
 174 Display_Interface      endp                     ;                               ;AN000;
 175 code    ends
 176         end
 177