[tkreuzer] 52253: [FREELDR] - Add underscore to names of trap handlers and add C prototypes (will be needed later) - Move multiboot code to seperate file multiboot.S, not compiled atm, the code was...
15 Jun
2011
15 Jun
'11
7:17 p.m.
Author: tkreuzer
Date: Wed Jun 15 19:17:00 2011
New Revision: 52253
URL: http://svn.reactos.org/svn/reactos?rev=52253&view=rev
Log:
[FREELDR]
- Add underscore to names of trap handlers and add C prototypes (will be needed later)
- Move multiboot code to seperate file multiboot.S, not compiled atm, the code wasn't
in use anyway
- Remove EnableA20 dummy
Added:
trunk/reactos/boot/freeldr/freeldr/arch/i386/multiboot.S (with props)
Modified:
trunk/reactos/boot/freeldr/freeldr/arch/i386/entry.S
trunk/reactos/boot/freeldr/freeldr/arch/i386/i386idt.S
trunk/reactos/boot/freeldr/freeldr/arch/i386/i386trap.S
trunk/reactos/boot/freeldr/freeldr/arch/i386/machpc.c
trunk/reactos/boot/freeldr/freeldr/arch/i386/ntoskrnl.c
trunk/reactos/boot/freeldr/freeldr/arch/i386/realmode.S
trunk/reactos/boot/freeldr/freeldr/include/arch/i386/i386.h
Modified: trunk/reactos/boot/freeldr/freeldr/arch/i386/entry.S
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/boot/freeldr/freeldr/arch/…
==============================================================================
--- trunk/reactos/boot/freeldr/freeldr/arch/i386/entry.S [iso-8859-1] (original)
+++ trunk/reactos/boot/freeldr/freeldr/arch/i386/entry.S [iso-8859-1] Wed Jun 15 19:17:00
2011
@@ -17,12 +17,12 @@
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
-.intel_syntax noprefix
-#define HEX(y) 0x##y
-
#include <asm.inc>
#include <arch/pc/x86common.h>
#include <multiboot.h>
+
+EXTERN _BootMain:PROC
+EXTERN _InitIdt:PROC
.code32
@@ -74,6 +74,7 @@
nop
nop
+#ifndef _USE_ML
/*
* Switches the processor to protected mode
* it destroys eax
@@ -213,12 +214,9 @@
/* Now return in r-mode! */
ret
-
+#endif
.code32
-PUBLIC _EnableA20
-_EnableA20:
- ret
Int386_regsin:
.long 0
@@ -295,153 +293,6 @@
nop
-/* Multiboot support
- *
- * Allows freeldr to be loaded as a "multiboot kernel" by
- * other boot loaders like Grub
- */
-
-#define MB_INFO_SIZE 90
-#define MB_INFO_FLAGS_OFFSET 0
-#define MB_INFO_BOOT_DEVICE_OFFSET 12
-#define MB_INFO_COMMAND_LINE_OFFSET 16
-#define CMDLINE_SIZE 256
-
-/*
- * We want to execute at 0x8000 (to be compatible with bootsector
- * loading), but Grub only allows loading of multiboot kernels
- * above 1MB. So we let Grub load us there and then relocate
- * ourself to 0x8000
- */
-#define FREELDR_BASE HEX(8000)
-#define INITIAL_BASE HEX(200000)
-
- /* Align 32 bits boundary */
-.align 4
-
- /* Multiboot header */
-MultibootHeader:
- /* magic */
- .long MULTIBOOT_HEADER_MAGIC
- /* flags */
- .long MULTIBOOT_HEADER_FLAGS
- /* checksum */
- .long -(MULTIBOOT_HEADER_MAGIC + MULTIBOOT_HEADER_FLAGS)
- /* header_addr */
- .long INITIAL_BASE + MultibootHeader - FREELDR_BASE
- /* load_addr */
- .long INITIAL_BASE
- /* load_end_addr */
- .long INITIAL_BASE + __bss_start__ - FREELDR_BASE
- /* bss_end_addr */
- .long INITIAL_BASE + __bss_end__ - FREELDR_BASE
- /* entry_addr */
- .long INITIAL_BASE + MultibootEntry - FREELDR_BASE
-
-MultibootEntry:
- cli /* Even after setting up the our IDT below we are
- * not ready to handle hardware interrupts (no entries
- * in IDT), so there's no sti here. Interrupts will be
- * enabled in due time */
-
- /* Although the multiboot spec says we should be called with the
- * segment registers set to 4GB flat mode, let's be sure and set up
- * our own */
- lgdt gdtptrhigh + INITIAL_BASE - FREELDR_BASE
- /* Reload segment selectors */
- //ljmp $PMODE_CS, $(mb1 + INITIAL_BASE - FREELDR_BASE)
- jmp far ptr PMODE_CS: (mb1 + INITIAL_BASE - FREELDR_BASE)
-mb1:
- mov dx, PMODE_DS
- mov ds, dx
- mov es, dx
-
- /* Check for valid multiboot signature */
- cmp eax, MULTIBOOT_BOOTLOADER_MAGIC
- jne mbfail
-
- /* Store multiboot info in a safe place */
- mov esi, ebx
- mov edi, offset mb_info + INITIAL_BASE - FREELDR_BASE
- mov ecx, MB_INFO_SIZE
- rep movsb
-
- /* Save commandline */
- mov edx, [ebx + MB_INFO_FLAGS_OFFSET]
- test dword ptr [ebx + MB_INFO_FLAGS_OFFSET], MB_INFO_FLAG_COMMAND_LINE
- jz mb3
- mov esi, [ebx + MB_INFO_COMMAND_LINE_OFFSET]
- mov edi, offset cmdline + INITIAL_BASE - FREELDR_BASE
- mov ecx, CMDLINE_SIZE
-mb2: lodsb
- stosb
- test al, al
- jz mb3
- dec ecx
- jnz mb2
-mb3:
-
- /* Copy to low mem */
- mov esi, INITIAL_BASE
- mov edi, FREELDR_BASE
- mov ecx, (offset __bss_end__ - FREELDR_BASE)
- add ecx, 3
- shr ecx, 2
- rep movsd
-
- /* Load the GDT and IDT */
- lgdt gdtptr
- lidt i386idtptr
-
- /* Clear prefetch queue & correct CS,
- * jump to low mem */
- //ljmp $PMODE_CS, $mb4
- jmp far ptr PMODE_CS:mb4
-mb4:
- /* Reload segment selectors */
- mov dx, PMODE_DS
- mov ds, dx
- mov es, dx
- mov fs, dx
- mov gs, dx
- mov ss, dx
- mov esp, STACK32ADDR
-
- mov ebx, offset mb_info
- /* See if the boot device was passed in */
- mov edx, [ebx + MB_INFO_FLAGS_OFFSET]
- test edx, MB_INFO_FLAG_BOOT_DEVICE
- jz mb5
- /* Retrieve boot device info */
- mov eax, [ebx + MB_INFO_BOOT_DEVICE_OFFSET]
- shr eax, 16
- inc al
- mov byte ptr [_FrldrBootPartition], al
- mov byte ptr [_FrldrBootDrive], ah
- jmp mb6
-mb5: /* No boot device known, assume first partition of first harddisk */
- mov byte ptr [_FrldrBootDrive], HEX(80)
- mov byte ptr [_FrldrBootPartition], 1
-mb6:
- /* Check for command line */
- mov eax, offset cmdline
- test dword ptr [ebx + MB_INFO_FLAGS_OFFSET], MB_INFO_FLAG_COMMAND_LINE
- jnz mb7
- xor eax, eax
-mb7:
-
- /* GO! */
- push eax
- call _BootMain
-
-mbfail:
- call switch_to_real
- .code16
- int 0x19
-mbstop: jmp mbstop /* We should never get here */
-
- .code32
-
/* 16-bit stack pointer */
stack16:
.word STACK16ADDR
@@ -496,22 +347,11 @@
.word HEX(27) /* Limit */
.long gdt /* Base Address */
-/* Initial GDT table pointer for multiboot */
-gdtptrhigh:
- .word HEX(27) /* Limit */
- .long gdt + INITIAL_BASE - FREELDR_BASE /* Base Address */
-
/* Real-mode IDT pointer */
rmode_idtptr:
.word HEX(3ff) /* Limit */
.long 0 /* Base Address */
-mb_info:
- .fill MB_INFO_SIZE, 1, 0
-
-cmdline:
- .fill CMDLINE_SIZE, 1, 0
-
PUBLIC _FrldrBootDrive
_FrldrBootDrive:
.long 0
Modified: trunk/reactos/boot/freeldr/freeldr/arch/i386/i386idt.S
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/boot/freeldr/freeldr/arch/…
==============================================================================
--- trunk/reactos/boot/freeldr/freeldr/arch/i386/i386idt.S [iso-8859-1] (original)
+++ trunk/reactos/boot/freeldr/freeldr/arch/i386/i386idt.S [iso-8859-1] Wed Jun 15
19:17:00 2011
@@ -26,91 +26,91 @@
.p2align 2 /* force 4-byte alignment */
EXTERN(i386idt)
/* Exception 0 - Divide By Zero */
- .word i386DivideByZero /* Offset 0 - 15 */
+ .word _i386DivideByZero /* Offset 0 - 15 */
.word 0x0008 /* Selector */
.word 0x8e00 /* Flags, Zero Byte */
.word 0x0000 /* Offset 16 - 31 */
/* Exception 1 - Debug Exception */
- .word i386DebugException /* Offset 0 - 15 */
+ .word _i386DebugException /* Offset 0 - 15 */
.word 0x0008 /* Selector */
.word 0x8e00 /* Zero byte, flags */
.word 0x0000 /* Offset 16 - 31 */
/* Exception 2 - NMI */
- .word i386NMIException /* Offset 0 - 15 */
+ .word _i386NMIException /* Offset 0 - 15 */
.word 0x0008 /* Selector */
.word 0x8e00 /* Zero byte, flags */
.word 0x0000 /* Offset 16 - 31 */
/* Exception 3 - Breakpoint (INT 3) */
- .word i386Breakpoint /* Offset 0 - 15 */
+ .word _i386Breakpoint /* Offset 0 - 15 */
.word 0x0008 /* Selector */
.word 0x8e00 /* Zero byte, flags */
.word 0x0000 /* Offset 16 - 31 */
/* Exception 4 - Overflow (INTO with EFLAGS[OF] set) */
- .word i386Overflow /* Offset 0 - 15 */
+ .word _i386Overflow /* Offset 0 - 15 */
.word 0x0008 /* Selector */
.word 0x8e00 /* Zero byte, flags */
.word 0x0000 /* Offset 16 - 31 */
/* Exception 5 - Bound Exception */
- .word i386BoundException /* Offset 0 - 15 */
+ .word _i386BoundException /* Offset 0 - 15 */
.word 0x0008 /* Selector */
.word 0x8e00 /* Zero byte, flags */
.word 0x0000 /* Offset 16 - 31 */
/* Exception 6 - Invalid Opcode */
- .word i386InvalidOpcode /* Offset 0 - 15 */
+ .word _i386InvalidOpcode /* Offset 0 - 15 */
.word 0x0008 /* Selector */
.word 0x8e00 /* Zero byte, flags */
.word 0x0000 /* Offset 16 - 31 */
/* Exception 7 - FPU Not Available */
- .word i386FPUNotAvailable /* Offset 0 - 15 */
+ .word _i386FPUNotAvailable /* Offset 0 - 15 */
.word 0x0008 /* Selector */
.word 0x8e00 /* Zero byte, flags */
.word 0x0000 /* Offset 16 - 31 */
/* Exception 8 - Double Fault */
- .word i386DoubleFault /* Offset 0 - 15 */
+ .word _i386DoubleFault /* Offset 0 - 15
*/
.word 0x0008 /* Selector */
.word 0x8e00 /* Zero byte, flags */
.word 0x0000 /* Offset 16 - 31 */
/* Exception 9 - Coprocessor Segment Overrun */
- .word i386CoprocessorSegment /* Offset 0 - 15 */
+ .word _i386CoprocessorSegment /* Offset 0 - 15 */
.word 0x0008 /* Selector */
.word 0x8e00 /* Zero byte, flags */
.word 0x0000 /* Offset 16 - 31 */
/* Exception 10 (0x0A) - Invalid TSS */
- .word i386InvalidTSS /* Offset 0 - 15 */
+ .word _i386InvalidTSS /* Offset 0 - 15 */
.word 0x0008 /* Selector */
.word 0x8e00 /* Zero byte, flags */
.word 0x0000 /* Offset 16 - 31 */
/* Exception 11 (0x0B) - Segment Not Present */
- .word i386SegmentNotPresent /* Offset 0 - 15 */
+ .word _i386SegmentNotPresent /* Offset 0 - 15 */
.word 0x0008 /* Selector */
.word 0x8e00 /* Zero byte, flags */
.word 0x0000 /* Offset 16 - 31 */
/* Exception 12 (0x0C) - Stack Exception */
- .word i386StackException /* Offset 0 - 15 */
+ .word _i386StackException /* Offset 0 - 15 */
.word 0x0008 /* Selector */
.word 0x8e00 /* Zero byte, flags */
.word 0x0000 /* Offset 16 - 31 */
/* Exception 13 (0x0D) - General Protection Fault */
- .word i386GeneralProtectionFault /* Offset 0 - 15 */
+ .word _i386GeneralProtectionFault /* Offset 0 - 15 */
.word 0x0008 /* Selector */
.word 0x8e00 /* Zero byte, flags */
.word 0x0000 /* Offset 16 - 31 */
/* Exception 14 (0x0E) - Page Fault */
- .word i386PageFault /* Offset 0 - 15 */
+ .word _i386PageFault /* Offset 0 - 15 */
.word 0x0008 /* Selector */
.word 0x8e00 /* Zero byte, flags */
.word 0x0000 /* Offset 16 - 31 */
@@ -122,19 +122,19 @@
.word 0x0000 /* Offset 16 - 31 */
/* Exception 16 (0x10) - Coprocessor Error */
- .word i386CoprocessorError /* Offset 0 - 15 */
+ .word _i386CoprocessorError /* Offset 0 - 15 */
.word 0x0008 /* Selector */
.word 0x8e00 /* Zero byte, flags */
.word 0x0000 /* Offset 16 - 31 */
/* Exception 17 (0x11) - Alignment Check */
- .word i386AlignmentCheck /* Offset 0 - 15 */
+ .word _i386AlignmentCheck /* Offset 0 - 15 */
.word 0x0008 /* Selector */
.word 0x8e00 /* Zero byte, flags */
.word 0x0000 /* Offset 16 - 31 */
/* Exception 18 (0x12) - Machine Check */
- .word i386MachineCheck /* Offset 0 - 15 */
+ .word _i386MachineCheck /* Offset 0 - 15 */
.word 0x0008 /* Selector */
.word 0x8e00 /* Zero byte, flags */
.word 0x0000 /* Offset 16 - 31 */
Modified: trunk/reactos/boot/freeldr/freeldr/arch/i386/i386trap.S
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/boot/freeldr/freeldr/arch/…
==============================================================================
--- trunk/reactos/boot/freeldr/freeldr/arch/i386/i386trap.S [iso-8859-1] (original)
+++ trunk/reactos/boot/freeldr/freeldr/arch/i386/i386trap.S [iso-8859-1] Wed Jun 15
19:17:00 2011
@@ -122,26 +122,26 @@
.endm
/************************************************************************/
-TRAP_STUB i386DivideByZero, 0
-TRAP_STUB i386DebugException, 1
-TRAP_STUB i386NMIException, 2
-TRAP_STUB i386Breakpoint, 3
-TRAP_STUB i386Overflow, 4
-TRAP_STUB i386BoundException, 5
-TRAP_STUB i386InvalidOpcode, 6
-TRAP_STUB i386FPUNotAvailable, 7
-TRAP_STUB2 i386DoubleFault, 8
-TRAP_STUB i386CoprocessorSegment, 9
-TRAP_STUB2 i386InvalidTSS, 10
-TRAP_STUB2 i386SegmentNotPresent, 11
-TRAP_STUB2 i386StackException, 12
-TRAP_STUB2 i386GeneralProtectionFault, 13
-TRAP_STUB2 i386PageFault, 14
+TRAP_STUB _i386DivideByZero, 0
+TRAP_STUB _i386DebugException, 1
+TRAP_STUB _i386NMIException, 2
+TRAP_STUB _i386Breakpoint, 3
+TRAP_STUB _i386Overflow, 4
+TRAP_STUB _i386BoundException, 5
+TRAP_STUB _i386InvalidOpcode, 6
+TRAP_STUB _i386FPUNotAvailable, 7
+TRAP_STUB2 _i386DoubleFault, 8
+TRAP_STUB _i386CoprocessorSegment, 9
+TRAP_STUB2 _i386InvalidTSS, 10
+TRAP_STUB2 _i386SegmentNotPresent, 11
+TRAP_STUB2 _i386StackException, 12
+TRAP_STUB2 _i386GeneralProtectionFault, 13
+TRAP_STUB2 _i386PageFault, 14
// 15 is reserved
-TRAP_STUB i386CoprocessorError, 16
-TRAP_STUB i386AlignmentCheck, 17
-TRAP_STUB i386MachineCheck, 18
-TRAP_STUB i386SimdFloatError, 19
+TRAP_STUB _i386CoprocessorError, 16
+TRAP_STUB _i386AlignmentCheck, 17
+TRAP_STUB _i386MachineCheck, 18
+TRAP_STUB _i386SimdFloatError, 19
/************************************************************************
* DEBUGGING SUPPORT FUNCTIONS
Modified: trunk/reactos/boot/freeldr/freeldr/arch/i386/machpc.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/boot/freeldr/freeldr/arch/…
==============================================================================
--- trunk/reactos/boot/freeldr/freeldr/arch/i386/machpc.c [iso-8859-1] (original)
+++ trunk/reactos/boot/freeldr/freeldr/arch/i386/machpc.c [iso-8859-1] Wed Jun 15 19:17:00
2011
@@ -22,8 +22,6 @@
VOID
PcMachInit(const char *CmdLine)
{
- EnableA20();
-
/* Setup vtbl */
MachVtbl.ConsPutChar = PcConsPutChar;
MachVtbl.ConsKbHit = PcConsKbHit;
Added: trunk/reactos/boot/freeldr/freeldr/arch/i386/multiboot.S
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/boot/freeldr/freeldr/arch/…
==============================================================================
--- trunk/reactos/boot/freeldr/freeldr/arch/i386/multiboot.S (added)
+++ trunk/reactos/boot/freeldr/freeldr/arch/i386/multiboot.S [iso-8859-1] Wed Jun 15
19:17:00 2011
@@ -1,0 +1,178 @@
+/*
+ * FreeLoader
+ * Copyright (C) 1998-2002 Brian Palmer <brianp(a)sginet.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <asm.inc>
+#include <arch/pc/x86common.h>
+#include <multiboot.h>
+
+
+/* Multiboot support
+ *
+ * Allows freeldr to be loaded as a "multiboot kernel" by
+ * other boot loaders like Grub
+ */
+
+#define MB_INFO_SIZE 90
+#define MB_INFO_FLAGS_OFFSET 0
+#define MB_INFO_BOOT_DEVICE_OFFSET 12
+#define MB_INFO_COMMAND_LINE_OFFSET 16
+#define CMDLINE_SIZE 256
+
+/*
+ * We want to execute at 0x8000 (to be compatible with bootsector
+ * loading), but Grub only allows loading of multiboot kernels
+ * above 1MB. So we let Grub load us there and then relocate
+ * ourself to 0x8000
+ */
+#define INITIAL_BASE HEX(200000)
+
+ /* Align 32 bits boundary */
+.align 4
+
+ /* Multiboot header */
+MultibootHeader:
+ /* magic */
+ .long MULTIBOOT_HEADER_MAGIC
+ /* flags */
+ .long MULTIBOOT_HEADER_FLAGS
+ /* checksum */
+ .long -(MULTIBOOT_HEADER_MAGIC + MULTIBOOT_HEADER_FLAGS)
+ /* header_addr */
+ .long INITIAL_BASE + MultibootHeader - FREELDR_BASE
+ /* load_addr */
+ .long INITIAL_BASE
+ /* load_end_addr */
+ .long INITIAL_BASE + __bss_start__ - FREELDR_BASE
+ /* bss_end_addr */
+ .long INITIAL_BASE + __bss_end__ - FREELDR_BASE
+ /* entry_addr */
+ .long INITIAL_BASE + MultibootEntry - FREELDR_BASE
+
+MultibootEntry:
+ cli /* Even after setting up the our IDT below we are
+ * not ready to handle hardware interrupts (no entries
+ * in IDT), so there's no sti here. Interrupts will be
+ * enabled in due time */
+
+ /* Although the multiboot spec says we should be called with the
+ * segment registers set to 4GB flat mode, let's be sure and set up
+ * our own */
+ lgdt gdtptrhigh + INITIAL_BASE - FREELDR_BASE
+ /* Reload segment selectors */
+ //ljmp $PMODE_CS, $(mb1 + INITIAL_BASE - FREELDR_BASE)
+ jmp far ptr PMODE_CS: (mb1 + INITIAL_BASE - FREELDR_BASE)
+mb1:
+ mov dx, PMODE_DS
+ mov ds, dx
+ mov es, dx
+
+ /* Check for valid multiboot signature */
+ cmp eax, MULTIBOOT_BOOTLOADER_MAGIC
+ jne mbfail
+
+ /* Store multiboot info in a safe place */
+ mov esi, ebx
+ mov edi, offset mb_info + INITIAL_BASE - FREELDR_BASE
+ mov ecx, MB_INFO_SIZE
+ rep movsb
+
+ /* Save commandline */
+ mov edx, [ebx + MB_INFO_FLAGS_OFFSET]
+ test dword ptr [ebx + MB_INFO_FLAGS_OFFSET], MB_INFO_FLAG_COMMAND_LINE
+ jz mb3
+ mov esi, [ebx + MB_INFO_COMMAND_LINE_OFFSET]
+ mov edi, offset cmdline + INITIAL_BASE - FREELDR_BASE
+ mov ecx, CMDLINE_SIZE
+mb2: lodsb
+ stosb
+ test al, al
+ jz mb3
+ dec ecx
+ jnz mb2
+mb3:
+
+ /* Copy to low mem */
+ mov esi, INITIAL_BASE
+ mov edi, FREELDR_BASE
+ mov ecx, (offset __bss_end__ - FREELDR_BASE)
+ add ecx, 3
+ shr ecx, 2
+ rep movsd
+
+ /* Load the GDT and IDT */
+ lgdt gdtptr
+ lidt i386idtptr
+
+ /* Clear prefetch queue & correct CS,
+ * jump to low mem */
+ //ljmp $PMODE_CS, $mb4
+ jmp far ptr PMODE_CS:mb4
+mb4:
+ /* Reload segment selectors */
+ mov dx, PMODE_DS
+ mov ds, dx
+ mov es, dx
+ mov fs, dx
+ mov gs, dx
+ mov ss, dx
+ mov esp, STACK32ADDR
+
+ mov ebx, offset mb_info
+ /* See if the boot device was passed in */
+ mov edx, [ebx + MB_INFO_FLAGS_OFFSET]
+ test edx, MB_INFO_FLAG_BOOT_DEVICE
+ jz mb5
+ /* Retrieve boot device info */
+ mov eax, [ebx + MB_INFO_BOOT_DEVICE_OFFSET]
+ shr eax, 16
+ inc al
+ mov byte ptr [_FrldrBootPartition], al
+ mov byte ptr [_FrldrBootDrive], ah
+ jmp mb6
+mb5: /* No boot device known, assume first partition of first harddisk */
+ mov byte ptr [_FrldrBootDrive], HEX(80)
+ mov byte ptr [_FrldrBootPartition], 1
+mb6:
+ /* Check for command line */
+ mov eax, offset cmdline
+ test dword ptr [ebx + MB_INFO_FLAGS_OFFSET], MB_INFO_FLAG_COMMAND_LINE
+ jnz mb7
+ xor eax, eax
+mb7:
+
+ /* GO! */
+ push eax
+ call _BootMain
+
+mbfail:
+ call switch_to_real
+ .code16
+ int 0x19
+mbstop: jmp mbstop /* We should never get here */
+
+mb_info:
+ .fill MB_INFO_SIZE, 1, 0
+
+cmdline:
+ .fill CMDLINE_SIZE, 1, 0
+
+/* Initial GDT table pointer for multiboot */
+gdtptrhigh:
+ .word HEX(27) /* Limit */
+ .long gdt + INITIAL_BASE - FREELDR_BASE /* Base Address */
Propchange: trunk/reactos/boot/freeldr/freeldr/arch/i386/multiboot.S
------------------------------------------------------------------------------
svn:eol-style = native
Modified: trunk/reactos/boot/freeldr/freeldr/arch/i386/ntoskrnl.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/boot/freeldr/freeldr/arch/…
==============================================================================
--- trunk/reactos/boot/freeldr/freeldr/arch/i386/ntoskrnl.c [iso-8859-1] (original)
+++ trunk/reactos/boot/freeldr/freeldr/arch/i386/ntoskrnl.c [iso-8859-1] Wed Jun 15
19:17:00 2011
@@ -72,6 +72,7 @@
return STATUS_NOT_IMPLEMENTED;
}
+#ifndef _MSC_VER
NTHALAPI
VOID
NTAPI
@@ -119,3 +120,4 @@
#error unimplemented
#endif
}
+#endif
Modified: trunk/reactos/boot/freeldr/freeldr/arch/i386/realmode.S
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/boot/freeldr/freeldr/arch/…
==============================================================================
--- trunk/reactos/boot/freeldr/freeldr/arch/i386/realmode.S [iso-8859-1] (original)
+++ trunk/reactos/boot/freeldr/freeldr/arch/i386/realmode.S [iso-8859-1] Wed Jun 15
19:17:00 2011
@@ -1,24 +1,11 @@
#include <asm.inc>
-
-.code16
-PUBLIC _mainCRTStartup
-_mainCRTStartup:
-_LoaderEntry:
- ret
-
-.endcode16
.code32
// globals
-PUBLIC _FrldrBootPartition
-_FrldrBootPartition:
-PUBLIC _FrldrBootDrive
-_FrldrBootDrive:
-
PUBLIC _PageDirectoryStart
_PageDirectoryStart:
PUBLIC _PageDirectoryEnd
@@ -32,13 +19,6 @@
_kernel_pagetable:
PUBLIC _lowmem_pagetable
_lowmem_pagetable:
-
-
-PUBLIC RealEntryPoint
-RealEntryPoint:
-
-PUBLIC _EnableA20
-_EnableA20:
PUBLIC _ChainLoadBiosBootSectorCode
_ChainLoadBiosBootSectorCode:
@@ -73,9 +53,6 @@
PUBLIC _PnpBiosSupported
_PnpBiosSupported:
-PUBLIC _Int386
-_Int386:
-
PUBLIC _PxeCallApi
_PxeCallApi:
Modified: trunk/reactos/boot/freeldr/freeldr/include/arch/i386/i386.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/boot/freeldr/freeldr/inclu…
==============================================================================
--- trunk/reactos/boot/freeldr/freeldr/include/arch/i386/i386.h [iso-8859-1] (original)
+++ trunk/reactos/boot/freeldr/freeldr/include/arch/i386/i386.h [iso-8859-1] Wed Jun 15
19:17:00 2011
@@ -24,4 +24,23 @@
#undef KIP0PCRADDRESS
#define KIP0PCRADDRESS 0xffdff000
+void i386DivideByZero(void);
+void i386DebugException(void);
+void i386NMIException(void);
+void i386Breakpoint(void);
+void i386Overflow(void);
+void i386BoundException(void);
+void i386InvalidOpcode(void);
+void i386FPUNotAvailable(void);
+void i386DoubleFault(void);
+void i386CoprocessorSegment(void);
+void i386InvalidTSS(void);
+void i386SegmentNotPresent(void);
+void i386StackException(void);
+void i386GeneralProtectionFault(void);
+void i386PageFault(void);
+void i386CoprocessorError(void);
+void i386AlignmentCheck(void);
+void i386MachineCheck(void);
+
/* EOF */
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tkreuzer＠svn.reactos.org