This commit is contained in:
Kartik Agaram 2021-03-17 09:21:09 -07:00
parent 3240c761e8
commit e4a224d3a9
1 changed files with 25 additions and 25 deletions

View File

@ -365,41 +365,41 @@ idt_descriptor:
idt_start/imm32/start
Keyboard-shift-pressed?: # boolean
00 00 00 00
0/imm32
Keyboard-ctrl-pressed?: # boolean
00 00 00 00
0/imm32
# var keyboard circular buffer
Keyboard-buffer:write: # nibble
# still take up 4 bytes so SubX can handle it
00 00 00 00
0/imm32
Keyboard-buffer:read: # nibble
# still take up 4 bytes so SubX can handle it
00 00 00 00
0/imm32
Keyboard-buffer:data: # byte[16]
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00
00 00 00 00
00 00 00 00
00 00 00 00
== data 0x8100
Video-mode-info:
# video mode info {{{
00 00 # attributes
0/imm16 # attributes
00 # winA
00 # winB
# 04
00 00 # granularity
00 00 # winsize
0/imm16 # granularity
0/imm16 # winsize
# 08
00 00 # segmentA
00 00 # segmentB
0/imm16 # segmentA
0/imm16 # segmentB
# 0c
00 00 00 00 # realFctPtr (who knows)
0/imm32 # realFctPtr (who knows)
# 10
00 00 # pitch
00 00 # Xres
# 14
00 00 # Yres
00 00 # Wchar Ychar
0/imm16 # pitch
0/imm16 # Xres
0/imm16 # Yres
0/imm16 # Wchar Ychar
# 18
00 # planes
00 # bpp
@ -410,14 +410,14 @@ Video-mode-info:
00 # image_pages
00 # reserved
# 1f
00 00 # red_mask red_position
00 00 # green_mask green_position
00 00 # blue_mask blue_position
00 00 # rsv_mask rsv_position
0/imm16 # red_mask red_position
0/imm16 # green_mask green_position
0/imm16 # blue_mask blue_position
0/imm16 # rsv_mask rsv_position
00 # directcolor_attributes
# 28
Video-memory-addr:
00 00 00 00 # physbase <== linear frame buffer
0/imm32 # physbase
# 2c
# reserved for video mode info
@ -457,14 +457,14 @@ idt_start:
# entry 8: clock
null-interrupt-handler/imm16 # target[0:16]
08 00 # segment selector (gdt_code)
8/imm16 # segment selector (gdt_code)
00 # unused
8e # 1/p 00/dpl 0 1110/type/32-bit-interrupt-gate
0/imm16 # target[16:32] -- null-interrupt-handler must be within address 0x10000
# entry 9: keyboard
keyboard-interrupt-handler/imm16 # target[0:16]
08 00 # segment selector (gdt_code)
8/imm16 # segment selector (gdt_code)
00 # unused
8e # 1/p 00/dpl 0 1110/type/32-bit-interrupt-gate
0/imm16 # target[16:32] -- keyboard-interrupt-handler must be within address 0x10000