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[/] [or1k_old/] [trunk/] [newlib/] [newlib/] [libc/] [sys/] [go32/] [go32.h] - Blame information for rev 1782

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1 39 lampret
/* This is file go32.h */
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/*
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** Copyright (C) 1993 DJ Delorie, 24 Kirsten Ave, Rochester NH 03867-2954
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**
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** This file is distributed under the terms listed in the document
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** "copying.dj", available from DJ Delorie at the address above.
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** A copy of "copying.dj" should accompany this file; if not, a copy
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** should be available from where this file was obtained.  This file
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** may not be distributed without a verbatim copy of "copying.dj".
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**
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** This file is distributed WITHOUT ANY WARRANTY; without even the implied
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** warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*/
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#ifndef _GO32_H_
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#define _GO32_H_
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#include <sys/types.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* This must match go32/proginfo.h */
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typedef struct {
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  u_long size_of_this_structure_in_bytes;
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  u_long linear_address_of_primary_screen;
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  u_long linear_address_of_secondary_screen;
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  u_long linear_address_of_transfer_buffer;
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  u_long size_of_transfer_buffer; /* >= 4k */
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  u_long pid;
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  u_char master_interrupt_controller_base;
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  u_char slave_interrupt_controller_base;
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  u_short selector_for_linear_memory;
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  u_long linear_address_of_stub_info_structure;
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  u_long linear_address_of_original_psp;
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  u_short run_mode;
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  u_short run_mode_info;
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} Go32_Info_Block;
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extern Go32_Info_Block _go32_info_block;
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#define _GO32_RUN_MODE_UNDEF    0
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#define _GO32_RUN_MODE_RAW      1
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#define _GO32_RUN_MODE_XMS      2
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#define _GO32_RUN_MODE_VCPI     3
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#define _GO32_RUN_MODE_DPMI     4
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void dosmemget(int offset, int length, void *buffer);
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void dosmemput(const void *buffer, int length, int offset);
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void movedata(unsigned source_selector, unsigned source_offset,
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              unsigned dest_selector, unsigned dest_offset,
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              size_t length);
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/* returns number of times hit since last call. (zero first time) */
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u_long _go32_was_ctrl_break_hit();
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void   _go32_want_ctrl_break(int yes); /* auto-yes if call above function */
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u_short _go32_my_cs();
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u_short _go32_my_ds();
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u_short _go32_my_ss();
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u_short _go32_conventional_mem_selector();
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#ifdef __cplusplus
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}
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#endif
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#endif
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