diff options
Diffstat (limited to 'sys/boot/pc98/boot2/table.c')
| -rw-r--r-- | sys/boot/pc98/boot2/table.c | 146 |
1 files changed, 0 insertions, 146 deletions
diff --git a/sys/boot/pc98/boot2/table.c b/sys/boot/pc98/boot2/table.c deleted file mode 100644 index e8e6dea5..0000000 --- a/sys/boot/pc98/boot2/table.c +++ /dev/null @@ -1,146 +0,0 @@ -/* - * Mach Operating System - * Copyright (c) 1992, 1991 Carnegie Mellon University - * All Rights Reserved. - * - * Permission to use, copy, modify and distribute this software and its - * documentation is hereby granted, provided that both the copyright - * notice and this permission notice appear in all copies of the - * software, derivative works or modified versions, and any portions - * thereof, and that both notices appear in supporting documentation. - * - * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" - * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR - * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. - * - * Carnegie Mellon requests users of this software to return to - * - * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU - * School of Computer Science - * Carnegie Mellon University - * Pittsburgh PA 15213-3890 - * - * any improvements or extensions that they make and grant Carnegie Mellon - * the rights to redistribute these changes. - * - * from: Mach, Revision 2.2 92/04/04 11:36:43 rpd - */ -/* - Copyright 1988, 1989, 1990, 1991, 1992 - by Intel Corporation, Santa Clara, California. - - All Rights Reserved - -Permission to use, copy, modify, and distribute this software and -its documentation for any purpose and without fee is hereby -granted, provided that the above copyright notice appears in all -copies and that both the copyright notice and this permission notice -appear in supporting documentation, and that the name of Intel -not be used in advertising or publicity pertaining to distribution -of the software without specific, written prior permission. - -INTEL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE -INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, -IN NO EVENT SHALL INTEL BE LIABLE FOR ANY SPECIAL, INDIRECT, OR -CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM -LOSS OF USE, DATA OR PROFITS, WHETHER IN ACTION OF CONTRACT, -NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION -WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. -*/ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include "boot.h" - -/* Segment Descriptor - * - * 31 24 19 16 7 0 - * ------------------------------------------------------------ - * | | |B| |A| | | |1|0|E|W|A| | - * | BASE 31..24 |G|/|0|V| LIMIT |P|DPL| TYPE | BASE 23:16 | - * | | |D| |L| 19..16| | |1|1|C|R|A| | - * ------------------------------------------------------------ - * | | | - * | BASE 15..0 | LIMIT 15..0 | - * | | | - * ------------------------------------------------------------ - */ - -struct seg_desc { - unsigned short limit_15_0; - unsigned short base_15_0; - unsigned char base_23_16; - unsigned char p_dpl_type; - unsigned char g_b_a_limit; - unsigned char base_31_24; - }; - -#define RUN 0 /* not really 0, but filled in at boot time */ - -struct seg_desc Gdt[] = { - {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, /* 0x0 : null */ - {0xFFFF, 0x0, 0x0, 0x9F, 0xCF, 0x0}, /* 0x08 : kernel code */ - /* 0x9E? */ - {0xFFFF, 0x0, 0x0, 0x93, 0xCF, 0x0}, /* 0x10 : kernel data */ - /* 0x92? */ - {0xFFFF, RUN, RUN, 0x9E, 0x40, 0x0}, /* 0x18 : boot code */ - /* - * The limit of boot data should be more than or equal to 0x9FFFF - * for saving BIOS parameter and EPSON machine ID into 2'nd T-VRAM, - * because base address is normally 0x10000. - */ - {0xFFFF, RUN, RUN, 0x92, 0x4F, 0x0}, /* 0x20 : boot data */ - {0xFFFF, RUN, RUN, 0x9E, 0x0, 0x0}, /* 0x28 : boot code, 16 bits */ - {0xFFFF, 0x0, 0x0, 0x92, 0x0, 0x0}, /* 0x30 : boot data, 16 bits */ -#ifdef BDE_DEBUGGER - /* More for bdb. */ - {}, /* BIOS_TMP_INDEX = 7 : null */ - {}, /* TSS_INDEX = 8 : null */ - {0xFFFF, 0x0, 0x0, 0xB2, 0x40, 0x0}, /* DS_286_INDEX = 9 */ - {0xFFFF, 0x0, 0x0, 0xB2, 0x40, 0x0}, /* ES_286_INDEX = 10 */ - {}, /* Unused = 11 : null */ - {0x7FFF, 0x8000, 0xB, 0xB2, 0x40, 0x0}, /* COLOR_INDEX = 12 */ - {0x7FFF, 0x0, 0xB, 0xB2, 0x40, 0x0}, /* MONO_INDEX = 13 */ - {0xFFFF, RUN, RUN, 0x9A, 0x40, 0x0}, /* DB_CS_INDEX = 14 */ - {0xFFFF, RUN, RUN, 0x9A, 0x0, 0x0}, /* DB_CS16_INDEX = 15 */ - {0xFFFF, RUN, RUN, 0x92, 0x40, 0x0}, /* DB_DS_INDEX = 16 */ - {8*18-1, RUN, RUN, 0x92, 0x40, 0x0}, /* GDT_INDEX = 17 */ -#endif /* BDE_DEBUGGER */ -}; - -#ifdef BDE_DEBUGGER -struct idt_desc { - unsigned short entry_15_0; - unsigned short selector; - unsigned char padding; - unsigned char p_dpl_type; - unsigned short entry_31_16; -}; - -struct idt_desc Idt[] = { - {}, /* Null (int 0) */ - {RUN, 0x70, 0, 0x8E, 0}, /* DEBUG_VECTOR = 1 */ - {}, /* Null (int 2) */ - {RUN, 0x70, 0, 0xEE, 0}, /* BREAKPOINT_VECTOR = 3 */ -}; -#endif /* BDE_DEBUGGER */ - -struct pseudo_desc { - unsigned short limit; - unsigned short base_low; - unsigned short base_high; - }; - -struct pseudo_desc Gdtr = { sizeof Gdt - 1, RUN, RUN }; -#ifdef BDE_DEBUGGER -struct pseudo_desc Idtr_prot = { sizeof Idt - 1, RUN, RUN }; -struct pseudo_desc Idtr_real = { 0x400 - 1, 0x0, 0x0 }; -#endif - -/* - * All initialized data is defined in one file to reduce space wastage from - * fragmentation. - */ -char *devs[] = { "wd", "dk", "fd", "wt", "da", "dk", "fd", 0 }; -unsigned tw_chars = 0x5C2D2F7C; /* "\-/|" */ |
