This page (revision-16) was last changed on 03-Feb-2023 15:21 by Steve N 

This page was created on 23-Jan-2016 02:37 by Steve N

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Page revision history

Version Date Modified Size Author Changes ... Change note
16 03-Feb-2023 15:21 25 KB Steve N to previous
15 26-Jan-2016 01:32 25 KB Steve N to previous | to last Added table of contents
14 24-Jan-2016 11:42 25 KB Steve N to previous | to last Amended relocation text
13 24-Jan-2016 09:38 25 KB Steve N to previous | to last Added alternate drive check information. Needs comments on status codes.
12 24-Jan-2016 05:58 24 KB Steve N to previous | to last Added credit information
11 23-Jan-2016 10:21 24 KB Steve N to previous | to last Cleaned up the English from Google English to UK English in the examples sectio.
10 23-Jan-2016 10:03 24 KB Steve N to previous | to last Previously missed out a couple of updates
9 23-Jan-2016 10:02 24 KB Steve N to previous | to last Cleaned up plenty of copied and pasted code.
8 23-Jan-2016 08:32 24 KB Steve N to previous | to last Wiki restricts consecutive spaces to 1, using code formatting to stop this.
7 23-Jan-2016 06:55 24 KB Steve N to previous | to last Added download location information and amended formatting...
6 23-Jan-2016 06:49 24 KB Steve N to previous | to last Formatting amendments... needs a lot more
5 23-Jan-2016 06:41 24 KB Steve N to previous | to last Formatting corrections...
4 23-Jan-2016 03:13 24 KB Steve N to previous | to last Added .cfg file details
3 23-Jan-2016 02:57 23 KB Steve N to previous | to last Cleaned up formatting a lot. Ready for public viewing and amendment.
2 23-Jan-2016 02:45 23 KB Steve N to previous | to last Some headers set up, still needs lots of reformatting... (work in progress)
1 23-Jan-2016 02:37 25 KB Steve N to last Initial raw dump from document released on AtariAge

Page References

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XBIOS
XBIOS

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Here are some of the examples taken from http://xxl.atari.pl and other online sources, but with a few extra / modified comments in English.
Here are some of the examples taken from http://xxl.atari.pl and other online sources, but with a few extra/modified comments in English.
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Load and run the file, INIT and RUN headers are supported. Boot Loader has an analogous function xBOOT_LOAD_FILE. In the case of the boot loader if the file does not have a defined block RUN will be launched from the beginning of the first block.
Load and run the file, INIT and RUN headers are supported. "Boot Loader" has an analogous function xBOOT_LOAD_FILE. In the case of the boot loader if the file does not have a defined block RUN will be launched from the beginning of the first block.
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Data starting from the given address in the memory, save to a file, you can set the file pointer offset current (FILE_OFFSET) and the amount of data to be saved (SET_LENGTH). If you do not define these values ​​in the file are stored data from the current file position to the end of the file.
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Save data from memory to a file, starting from the current position in the file. You can set the file pointer offset current (FILE_OFFSET) and the amount of data to be saved (SET_LENGTH). If you do not define these values, data from the current file position to the end of the file is written to the file.
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Defines the amount of data processed while reading or writing. If your OPEN_FILE value is not defined this operation will be carried out until the end of the file.
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Defines the amount of data to process while reading or writing. If your OPEN_FILE value is not defined this operation will be carried out until the end of the file.
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Allows you to change the vector location INITAD ($ 2E2) loaded binary files.
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Allows you to change the init address vector INITAD ($2E2) for loaded binary files.
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Sets the current position of the read / write file on a value stored in the A, X, Y. This item is calculated relative to the beginning of the file. Number of byte that will be read or written. In DOS operation is called POINT.
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Sets the current read/write position in the current file with a value stored in A, X, Y. This item is calculated relative to the beginning of the file. In DOS speak, the operation is called "POINT".
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Allows you to change the vector location RUNAD ($ 2E0) loaded binary files.
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Allows you to change the run address vector RUNAD ($2E0) for loaded binary files.
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Restores the standard I / O controller external device.
Restores the standard IO device.
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Load and run the binary file from the current position of the read / write. INIT and RUN headers are supported.
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Load and run the binary file from the current read/write position. INIT and RUN headers are supported.
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Change the I / O controller external device.
Change the IO device.
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Gets another entry in the directory. In the registry X returns the index to the filename or folder (byte of buffer address is stored in the variable xBUFFERH) A registry is transmitted status byte entry. C is set to mark the end of the directory.
Gets another entry in the directory. The X register returns the index to the filename or folder (byte of buffer address is stored in the variable xBUFFERH). The accumulator is set with the status. The carry flag is set when the end of the directory is found.
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To open the default file. The function does not search the directory file handle is taken from the variable Xfile.
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Opens the default file. The function does not search the directory, the file handle is derived from the variable 'Xfile'.
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Function allows you to find the specified directory entry. In the registry X returns the index to the filename or folder (byte of buffer address is stored in the variable xBUFFERH). A registry is transmitted status byte entry. Set marker C is an entry not found.
This function allows you to find the specified directory entry. The X register returns the index to the filename or folder (byte of buffer address is stored in the variable xBUFFERH). The accumulator is the status byte. If an entry is not found, the carry flag is set.
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Feature allows you to set the buffer size for I / O operations. Buffer Size - byte - is also stored in the variable xBUFSIZE.
This feature allows you to set the buffer size for IO operations. Buffer Size is also stored in the variable xBUFSIZE in bytes format.
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PUPBT1 equ $033D ;power-up validation byte 1
PUPBT1 equ $033D ; Power-up validation byte 1
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jmp xBIOS_SET_RUNAD ; new runad vector
jmp xBIOS_SET_RUNAD ; new runad vector
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.word run_adr ; RUN
.word run_adr ; RUN
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.byte d'xxl' ; let the RESET key work as a RESET key
.byte d'xxl' ; Let the RESET key work as a RESET key
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_stop jmp _stop ; Endless loop
_stop jmp _stop ; Endless loop
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.byte d'xxl' ; let the RESET key works as RESET key
.byte d'xxl' ; Let the RESET key work as a RESET key
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jmp xBIOS_SET_DEFAULT_DEVICE ; SIO drive
jmp xBIOS_SET_DEFAULT_DEVICE ; SIO drive
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xFILE equ xBIOS+$3ec ; file handle
xDAUX3 equ xBIOS+$3f3 ; buffer offset if AtariDOS FS
xDAUX2 equ xBIOS+$3fd ; sektor hi if AtariDOS FS
xDAUX1 equ xBIOS+$3fe ; sektor lo if AtariDOS FS
PUPBT1 equ $033D ;power-up validation byte 1
xFILE equ xBIOS+$3ec ; File handle
xDAUX3 equ xBIOS+$3f3 ; Buffer offset if AtariDOS FS
xDAUX2 equ xBIOS+$3fd ; Sector hi if AtariDOS FS
xDAUX1 equ xBIOS+$3fe ; Sector lo if AtariDOS FS
PUPBT1 equ $033D ; Power-up validation byte 1
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.byte d'xxl' ; let the RESET key works as RESET key
.byte d'xxl' ; Let the RESET key work as a RESET key
This page (revision-16) was last changed on 03-Feb-2023 15:21 by Steve N  Top