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Text mode configuration information.
Text mode configuration information.


=== Type ===
== Type ==
  [[ULONG]]  cb
  [[ULONG]]  cb
  ULONG  adapter
  ULONG  adapter
Line 15: Line 15:
  ULONG  EMDisplayOFF
  ULONG  EMDisplayOFF


==== C Declaration Method ====
=== C Declaration Method ===
typedef struct
typedef struct


=== Fields ===
=== Fields ===
;cb:Length of this data structure
;cb:Length of this data structure
:Input parameter to VioGetConfig. The length must be either 4, to indicate the actual length should be returned, or at least 48.
:Input parameter to [[VioGetConfig]]. The length must be either 4, to indicate the actual length should be returned, or at least 48.
;adapter:Display adapter type.
;adapter:Display adapter type.
Value Definition
:{|
0-3   Reserved
!Value||Definition
3     VGA Display Adapter
|-
4-6   Reserved
|0-3||Reserved
7     8514/A
|-
8     Image Adapter/A
|3||VGA Display Adapter
9     XGA Display Adapter
|-
|4-6||Reserved
|-
|7||8514/A
|-
|8||Image Adapter/A
|-
|9||XGA Display Adapter
|-
|10||
|-
|19||
|}
:Values ranging from 0-4095 are reserved for IBM.
:Values ranging from 0-4095 are reserved for IBM.
;display:Display monitor type
;display:Display monitor type
:Display or monitor type.
:Display or monitor type.
Value Definition
:{|
0-2   Reserved
!Value||Definition
3     13-inch Monochrome Display
|-
4     13-inch Color Display
|0-2||Reserved
5-8   Reserved
|-
9     16-inch 1024x768 capable color display
|3||13-inch Monochrome Display
10     LCD or Plasma display
|-
11     Large monochrome display
|4||13-inch Color Display
12     14-inch 1024x768 capable color display
|-
13     Reserved
|5-8||Reserved
|-
|9||16-inch 1024x768 capable color display
|-
|10||LCD or Plasma display
|-
|11||Large monochrome display
|-
|12||14-inch 1024x768 capable color display
|-
|13||Reserved
|}
:Values ranging from 0-4095 are reserved for IBM.
:Values ranging from 0-4095 are reserved for IBM.
;cbMemory:Bytes of memory on the adapter
;cbMemory:Bytes of memory on the adapter
Line 50: Line 73:
:This field is reserved.
:This field is reserved.
;Flags:The flag bits are defined as follows:
;Flags:The flag bits are defined as follows:
Bit  Description
::31-1 Reserved
31-1 Reserved
::0 Power-up display configuration.
0     Power-up display configuration.
;HWBufferSize:Size to save video state
;HWBufferSize:Size to save video state
:Size of the buffer required by the Base Video Handler (BVH) to save the full hardware state, excluding the physical display buffer.
:Size of the buffer required by the Base Video Handler (BVH) to save the full hardware state, excluding the physical display buffer.
Line 67: Line 89:
:Bits, set in the data words, identify display adapters emulated.  
:Bits, set in the data words, identify display adapters emulated.  
:Data word 1 has the following definition:
:Data word 1 has the following definition:
Bit   Description
:{|
0-2   Reserved
!Bit||Description
3     VGA
|-
4-6   Reserved
|0-2||Reserved
7     8514/A Adapter
|-
8     Image Adapter/A
|3||VGA
9     XGA Adapter
|-
10-31 Reserved
|4-6||Reserved
 
|-
|7||8514/A Adapter
|-
|8||Image Adapter/A
|-
|9||XGA Adapter
|-
|10-31||Reserved
|}
;EMDisplayOFF:Offset to emulated display types
;EMDisplayOFF:Offset to emulated display types
:Offset, within the configuration data structure, to the following information describing what other displays are emulated by this display.
:Offset, within the configuration data structure, to the following information describing what other displays are emulated by this display.
Line 81: Line 111:
:One-word field, specifying a count of data words to follow.
:One-word field, specifying a count of data words to follow.
;Data word 1:Bits, set in the data words, identify displays emulated. Data word 1 has the following definition:
;Data word 1:Bits, set in the data words, identify displays emulated. Data word 1 has the following definition:
Bit   Description
:{|
0-2   Reserved
!Bit||Description
3     13-inch Monochrome Display
|-
4     13-inch Color Display
|0-2||Reserved
5-8   Reserved
|-
9     16-inch 1024x768 capable color display
|3||13-inch Monochrome Display
10     LCD or Plasma display
|-
11     Large monochrome display
|4||13-inch Color Display
12     14-inch 1024x768 capable color display
|-
13-31 Reserved
|5-8||Reserved
|-
|9||16-inch 1024x768 capable color display
|-
|10||LCD or Plasma display
|-
|11||Large monochrome display
|-
|12||14-inch 1024x768 capable color display
|-
|13-31||Reserved
|}


[[Category:Data type]]
[[Category:Data type]]

Revision as of 17:22, 5 March 2020

Text mode configuration information.

Type

ULONG  cb
ULONG  adapter
ULONG  display
ULONG  cbMemory
ULONG  Configuration
ULONG  VDHVersion
ULONG  Flags
ULONG  HWBufferSize
ULONG  FullSaveSize
ULONG  PartSaveSize
ULONG  EMAdaptersOff
ULONG  EMDisplayOFF

C Declaration Method

typedef struct

Fields

cb
Length of this data structure
Input parameter to VioGetConfig. The length must be either 4, to indicate the actual length should be returned, or at least 48.
adapter
Display adapter type.
Value Definition
0-3 Reserved
3 VGA Display Adapter
4-6 Reserved
7 8514/A
8 Image Adapter/A
9 XGA Display Adapter
10
19
Values ranging from 0-4095 are reserved for IBM.
display
Display monitor type
Display or monitor type.
Value Definition
0-2 Reserved
3 13-inch Monochrome Display
4 13-inch Color Display
5-8 Reserved
9 16-inch 1024x768 capable color display
10 LCD or Plasma display
11 Large monochrome display
12 14-inch 1024x768 capable color display
13 Reserved
Values ranging from 0-4095 are reserved for IBM.
cbMemory
Bytes of memory on the adapter
Amount of memory, in bytes, on the adapter.
Configuration
Configuration number
Number of the display configuration that this data corresponds to. This is assigned by the video subsystem.
VDHVersion
Reserved
This field is reserved.
Flags
The flag bits are defined as follows:
31-1 Reserved
0 Power-up display configuration.
HWBufferSize
Size to save video state
Size of the buffer required by the Base Video Handler (BVH) to save the full hardware state, excluding the physical display buffer.
FullSaveSize
Full save size.
Maximum size buffer required by the BVH to save the full physical display buffer.
PartSaveSize
Partial save size
Maximum size buffer required by the BVH to save the portion of the physical display buffer that is overlaid by a pop-up.
EMAdaptersOff
Offset to emulated adapter types
Offset, within the configuration data structure, to the following information describing what other display adapters are emulated by this display adapter.
Number of Data words
Contains a one-word field, specifying a count of data words to follow.
Data word 1
Bits, set in the data words, identify display adapters emulated.
Data word 1 has the following definition:
Bit Description
0-2 Reserved
3 VGA
4-6 Reserved
7 8514/A Adapter
8 Image Adapter/A
9 XGA Adapter
10-31 Reserved
EMDisplayOFF
Offset to emulated display types
Offset, within the configuration data structure, to the following information describing what other displays are emulated by this display.
Number of Data words
One-word field, specifying a count of data words to follow.
Data word 1
Bits, set in the data words, identify displays emulated. Data word 1 has the following definition:
Bit Description
0-2 Reserved
3 13-inch Monochrome Display
4 13-inch Color Display
5-8 Reserved
9 16-inch 1024x768 capable color display
10 LCD or Plasma display
11 Large monochrome display
12 14-inch 1024x768 capable color display
13-31 Reserved
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