cba54b205b
- refactor code for transfer buffer reads/writes, real mode int 0x21 calls, and assembler segment declarations - define transfer buffer size in one place - beef up error checking for transfer buffer operations (prevent buffer overflows) - also optimize such operations to transfer dword by dword where feasible
17 lines
255 B
ArmAsm
17 lines
255 B
ArmAsm
#
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! $Source$
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! $State$
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! $Revision$
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#include "libsysasm.h"
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! .sys_dpmidos: simulate a call to real-mode int 0x21 with the current
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! 16-bit register values.
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.extern .sys_dpmidos
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.sys_dpmidos:
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movzx ebx, bx
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or ebx, 0x210000
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callf (interrupt_ptr)
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ret
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