diff options
author | Thomas Schwinge <tschwinge@gnu.org> | 2006-02-20 20:55:18 +0000 |
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committer | Thomas Schwinge <tschwinge@gnu.org> | 2009-06-18 00:26:35 +0200 |
commit | b3d4954f3269685d4200149e7334cdcdc935c287 (patch) | |
tree | 9d963cdfa4c74632d455d9126f27672322059824 /i386/pc/i16/i16_init.c | |
parent | 0266d331d780ff0e595eda337a3501ffbfea9330 (diff) |
2006-02-20 Thomas Schwinge <tschwinge@gnu.org>
Remove unused and unsupported code. Consult the file
`DEVELOPMENT' for details. Partly based on suggestions by
Gianluca Guida <glguida@gmail.com>.
* i386/pc/NOTES: Remove file.
* i386/pc/debug.h: Likewise.
* i386/pc/exit.c: Likewise.
* i386/pc/gdt.h: Likewise.
* i386/pc/gdt_sels.h: Likewise.
* i386/pc/i16/i16_a20.c: Likewise.
* i386/pc/i16/i16_a20.h: Likewise.
* i386/pc/i16/i16_bios.h: Likewise.
* i386/pc/i16/i16_exit.c: Likewise.
* i386/pc/i16/i16_ext_mem.c: Likewise.
* i386/pc/i16/i16_init.c: Likewise.
* i386/pc/i16/i16_main.c: Likewise.
* i386/pc/i16/i16_pic.c: Likewise.
* i386/pc/i16/i16_putchar.c: Likewise.
* i386/pc/i16/i16_raw.c: Likewise.
* i386/pc/i16/i16_raw_test_a20.S: Likewise.
* i386/pc/i16/i16_real_int.S: Likewise.
* i386/pc/i16/i16_switch.h: Likewise.
* i386/pc/i16/phys_mem_collect.c: Likewise.
* i386/pc/i16/phys_mem_sources.h: Likewise.
* i386/pc/i16/raw_exit.c: Likewise.
* i386/pc/i16/raw_real_int.c: Likewise.
* i386/pc/ipl.h: Likewise.
* i386/pc/irq.h: Likewise.
* i386/pc/irq_list.h: Likewise.
* i386/pc/pc_asm.sym: Likewise.
* i386/pc/phys_mem.h: Likewise.
* i386/pc/phys_mem_add.c: Likewise.
* i386/pc/pic.c: Likewise.
* i386/pc/pic.h: Likewise.
* i386/pc/putchar.c: Likewise.
* i386/pc/real.h: Likewise.
* i386/pc/real_tss.c: Likewise.
* i386/pc/real_tss.h: Likewise.
* i386/pc/real_tss_def.S: Likewise.
* i386/pc/rv86/config.h: Likewise.
* i386/pc/rv86/gdt_sels.h: Likewise.
* i386/pc/rv86/idt_irq_init.c: Likewise.
* i386/pc/rv86/rv86_real_int.c: Likewise.
* i386/pc/rv86/rv86_real_int_asm.S: Likewise.
* i386/pc/rv86/rv86_reflect_irq.S: Likewise.
* i386/pc/rv86/rv86_trap_handler.S: Likewise.
* i386/pc/rv86/trap_handler.S: Likewise.
Diffstat (limited to 'i386/pc/i16/i16_init.c')
-rw-r--r-- | i386/pc/i16/i16_init.c | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/i386/pc/i16/i16_init.c b/i386/pc/i16/i16_init.c deleted file mode 100644 index 23a51df..0000000 --- a/i386/pc/i16/i16_init.c +++ /dev/null @@ -1,67 +0,0 @@ -/* - * Copyright (c) 1995-1994 The University of Utah and - * the Computer Systems Laboratory at the University of Utah (CSL). - * All rights reserved. - * - * Permission to use, copy, modify and distribute this software is hereby - * granted provided that (1) source code retains these copyright, permission, - * and disclaimer notices, and (2) redistributions including binaries - * reproduce the notices in supporting documentation, and (3) all advertising - * materials mentioning features or use of this software display the following - * acknowledgement: ``This product includes software developed by the - * Computer Systems Laboratory at the University of Utah.'' - * - * THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS - * IS" CONDITION. THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF - * ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. - * - * CSL requests users of this software to return to csl-dist@cs.utah.edu any - * improvements that they make and grant CSL redistribution rights. - * - * Author: Bryan Ford, University of Utah CSL - */ - -#include <mach/machine/code16.h> -#include <mach/machine/proc_reg.h> - -#include "vm_param.h" - - -/* Code segment we originally had when we started in real mode. */ -unsigned short real_cs; - -/* Virtual address of physical memory. */ -vm_offset_t phys_mem_va; - -/* Physical address of start of boot image. */ -vm_offset_t boot_image_pa; - -/* Upper limit of known physical memory. */ -vm_offset_t phys_mem_max; - - -CODE16 - -#include "i16_bios.h" - -/* Called by i16_crt0 (or the equivalent) - to set up our basic 16-bit runtime environment - before calling i16_main(). */ -void i16_init(void) -{ - /* Find our code/data/everything segment. */ - real_cs = get_cs(); - - /* Find out where in physical memory we got loaded. */ - boot_image_pa = real_cs << 4; - - /* Find out where the bottom of physical memory is. - (We won't be able to directly use it for 32-bit accesses - until we actually get into 32-bit mode.) */ - phys_mem_va = -boot_image_pa; - - /* The base of linear memory is at the same place, - at least until we turn paging on. */ - linear_base_va = phys_mem_va; -} - |