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Add cursor support fo VGA 80x43 mode

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Align with VDU driver
This commit is contained in:
b1ackmai1er
2020-01-10 20:11:19 +08:00
parent 5bf4dbc30f
commit 60f96f3244
1 changed files with 27 additions and 6 deletions
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33
Source/HBIOS/vga.asm
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@@ -21,6 +21,17 @@ VGA_HI .EQU VGA_BASE + $05 ; BOARD RAM HI ADDRESS
VGA_LO .EQU VGA_BASE + $06 ; BOARD RAM LO ADDRESS
VGA_DAT .EQU VGA_BASE + $07 ; BOARD RAM BYTE R/W
;
VGA_NOBL .EQU 00000000B ; NO BLINK
VGA_NOCU .EQU 00100000B ; NO CURSOR
VGA_BFAS .EQU 01000000B ; BLINK AT X16 RATE
VGA_BSLO .EQU 01100000B ; BLINK AT X32 RATE
;
VGA_BLOK .EQU 0 ; BLOCK CURSOR
VGA_ULIN .EQU 1 ; UNDERLINE CURSOR
;
VGA_CSTY .EQU VGA_BLOK ; DEFAULT CURSOR STYLE
VGA_BLNK .EQU VGA_NOBL ; DEFAULT BLINK RATE
;
#IF (VGASIZ=V80X25)
VGA_ROWS .EQU 25
VGA_COLS .EQU 80
@@ -37,6 +48,16 @@ VGA_COLS .EQU 80
VGA_SCANL .EQU 11
#ENDIF
;
#IF VGA_CSTY=VGA_BLOK
VGA_R10 .EQU (VGA_BLNK + $00)
VGA_R11 .EQU VGA_SCANL-1
#ENDIF
;
#IF VGA_CSTY=VGA_ULIN
VGA_R10 .EQU (VGA_BLNK + VGA_SCANL-1)
VGA_R11 .EQU VGA_SCANL-1
#ENDIF
;
#DEFINE DEFREGS REGS_VGA
;
TERMENABLE .SET TRUE ; INCLUDE TERMINAL PSEUDODEVICE DRIVER
@@ -857,8 +878,8 @@ REGS_VGA:
.DB 6,25 ; VERT DISP
.DB 7,25 + 0 ; VERT DISP + VERT FP ROWS
.DB 9,16 - 1 ; CHAR HEIGHT - 1
.DB 10,(13 | $60) ; CURSOR START & CURSOR BLINK
.DB 11,14 ; CURSOR END
.DB 10,VGA_R10 ; CURSOR START & CURSOR BLINK
.DB 11,VGA_R11 ; CURSOR END
.DB 12,($0000 >> 8) & $FF ; SCRN 1 START (HI)
.DB 13,($0000 & $FF) ; SCRN 1 START (LO)
.DB 18,-1 ; S2 ROW - 1
@@ -882,8 +903,8 @@ REGS_VGA:
.DB 6,30 ; VERT DISP
.DB 7,30 + 0 ; VERT DISP + VERT FP ROWS
.DB 9,16 - 1 ; CHAR HEIGHT - 1
.DB 10,109 ; CURSOR START & CURSOR BLINK
.DB 11,14 ; CURSOR END
.DB 10,VGA_R10 ; CURSOR START & CURSOR BLINK
.DB 11,VGA_R11 ; CURSOR END
.DB 12,0 ; SCRN 1 START (HI)
.DB 13,0 ; SCRN 1 START (LO)
.DB 18,-1 ; S2 ROW - 1
@@ -906,8 +927,8 @@ REGS_VGA:
.DB 6,43 ; VERT DISP
.DB 7,43 + 0 ; VERT DISP + VERT FP ROWS
.DB 9,11 - 1 ; CHAR HEIGHT - 1
.DB 10,109 ; CURSOR START & CURSOR BLINK
.DB 11,14 ; CURSOR END
.DB 10,VGA_R10 ; CURSOR START & CURSOR BLINK
.DB 11,VGA_R11 ; CURSOR END
.DB 12,0 ; SCRN 1 START (HI)
.DB 13,0 ; SCRN 1 START (LO)
.DB 18,-1 ; S2 ROW - 1