Index: arch/amd64/Makefile.inc =================================================================== --- arch/amd64/Makefile.inc (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) +++ arch/amd64/Makefile.inc (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) @@ -0,0 +1,19 @@ +AMD64_TARGET=amd64-linux-gnu +AMD64_CC_DIR=/usr/local/amd64/bin +AMD64_BINUTILS_DIR=/usr/local/amd64/bin + +CC=$(AMD64_CC_DIR)/$(AMD64_TARGET)-gcc +AS=$(AMD64_BINUTILS_DIR)/$(AMD64_TARGET)-as +LD=$(AMD64_BINUTILS_DIR)/$(AMD64_TARGET)-ld + +#ASFLAGS=--64 + +DEFS=-DARCH=$(ARCH) +CPPFLAGS=$(DEFS) -nostdinc -I../include +CFLAGS=$(CPPFLAGS) -nostdlib -fno-builtin -fno-unwind-tables -Wmissing-prototypes -Werror -O3 -march=opteron -m64 -mcmodel=kernel +LFLAGS=-M -T ../arch/amd64/_link.ld + +arch_sources = arch/dummy.s \ + arch/fpu_context.c \ + arch/putchar.c \ + arch/boot/boot.S Index: arch/amd64/_link.ld =================================================================== --- arch/amd64/_link.ld (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) +++ arch/amd64/_link.ld (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) @@ -0,0 +1,43 @@ +/** IA-32 linker script + * + * umapped section: + * kernel text + * kernel data + * mapped section: + * kernel text + * kernel data + */ + +OUTPUT_FORMAT(binary) +ENTRY(kernel_image_start) + +SECTIONS { + .unmapped 0x8000: AT (0x8000) { + unmapped_ktext_start = .; + *(K_TEXT_START); + *(K_TEXT_START_2); + unmapped_ktext_end = .; + unmapped_kdata_start = .; + *(K_DATA_START); + unmapped_kdata_end = .; + } + + .mapped (-0x80000000+SIZEOF(.unmapped)) : AT (0x8000+SIZEOF(.unmapped)) { + ktext_start = .; + *(.text); + ktext_end = .; + + kdata_start = .; + *(.data); /* initialized data */ + *(.rodata*); /* string literals */ + *(COMMON); /* global variables */ + *(.bss); /* uninitialized static variables */ + *(K_DATA_END); + kdata_end = .; + } + + _hardcoded_ktext_size = ktext_end - ktext_start + (unmapped_ktext_end - unmapped_ktext_start); + _hardcoded_kdata_size = kdata_end - kdata_start + (unmapped_kdata_end - unmapped_kdata_start); + _hardcoded_load_address = -0x80008000; + +} Index: arch/amd64/boot/boot.S =================================================================== --- arch/amd64/boot/boot.S (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) +++ arch/amd64/boot/boot.S (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) @@ -0,0 +1,151 @@ +# +# Copyright (C) 2001-2004 Jakub Jermar +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# - Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# - Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# - The name of the author may not be used to endorse or promote products +# derived from this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR +# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES +# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. +# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, +# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT +# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# + +# This is a very primitive boot.s + +# It assumes that the first sector of the kernel image is found +# on head 0, track 0, sector 2 of the first floppy drive (1440K). +# Next kernel sectors follow on disk sector 3, 4, ... +# + + +# KERNEL_SIZE is passed from the outside to the preprocessor +#if (KERNEL_SIZE%512>0) +#define TAIL 1 +#else +#define TAIL 0 +#endif + +#define SECTORS (KERNEL_SIZE/512+TAIL) + +.text +.global _start_0x7c00 + +.code16 +_start_0x7c00: + xorw %ax,%ax # reset, %al will be used below + movw %ax,%dx # fd0, %dh and %dl will be used below + movw %dx,%ds + + movw %dx,%ss # initialize stack + movw $stack,%sp + + int $0x13 # reset floppy + jc stop_trying + + movw %dx,%ds + movw %dx,%ss + movw $0x7c00,%sp + movw $0xffe0,%si # after next increment, %si will become 0x0000 + movw %si,%es + movw $0x8000,%bx # at %es:%bx + + movl $(SECTORS),%edi + +read_next: + test %edi,%edi + jnz read_sectors + + movb $12,%al + movw $0x3f2,%dx + outb %al,%dx + + movb $('$'),%al + call echo_mark + + jmpl $0,$0x8000 + +read_sectors: + movb $('.'),%al + call echo_mark + + decl %edi + incw logical_sector + movw %es,%si + addw $0x20,%si + movw %si,%es + + movw logical_sector,%ax + divb sectors + + movb %ah,%cl + incb %cl # sector + + movb %al,%ch + shrb $1,%ch # track + + movb %al,%dh + andb $1,%dh # head + + movw $0x0201,%ax + int $0x13 + jnc read_next + + movb $('R'),%al + call echo_mark + + xorw %ax,%ax # try to reset + movw %ax,%dx # fd0 + int $0x13 + jnc read_next + +stop_trying: + movb $('F'),%al + call echo_mark + + cli + hlt + +CH=4 +echo_mark: + push %bp + movw %sp,%bp + pusha + + movb $0xe,%ah + movb $7,%bl + int $0x10 + + popa + pop %bp + ret + +# current logical sector from the beginning of the disk +logical_sector: + .word 0 + +# number of sectors per track on 1440 floppy +sectors: + .byte 18 + +# boot floppy signature +.org 0x1fe +boot_floppy_signature: + .byte 0x55 + .byte 0xaa +stack: Index: arch/amd64/boot/boot.ld =================================================================== --- arch/amd64/boot/boot.ld (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) +++ arch/amd64/boot/boot.ld (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) @@ -0,0 +1,4 @@ +OUTPUT_FORMAT(binary) +SECTIONS { + .text 0x7c00 : AT (0x0) { *(.text) } +} Index: arch/amd64/include/arg.h =================================================================== --- arch/amd64/include/arg.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) +++ arch/amd64/include/arg.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) @@ -0,0 +1,34 @@ +/* + * Copyright (C) 2005 Ondrej Palkovsky + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __amd64_ARG_H__ +#define __amd64_ARG_H__ + +#include + +#endif Index: arch/amd64/include/atomic.h =================================================================== --- arch/amd64/include/atomic.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) +++ arch/amd64/include/atomic.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) @@ -0,0 +1,45 @@ +/* + * Copyright (C) 2005 Martin Decky + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __amd64_ATOMIC_H__ +#define __amd64_ATOMIC_H__ + +/* + * TODO: these are just placeholders for real implementations of atomic_inc and atomic_dec. + * WARNING: the following functions cause the code to be preemption-unsafe !!! + */ + +static inline atomic_inc(volatile int *val) { + *val++; +} + +static inline atomic_dec(volatile int *val) { + *val--; +} + +#endif Index: arch/amd64/include/barrier.h =================================================================== --- arch/amd64/include/barrier.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) +++ arch/amd64/include/barrier.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) @@ -0,0 +1,35 @@ +/* + * Copyright (C) 2005 Martin Decky + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __ppc_BARRIER_H__ +#define __ppc_BARRIER_H__ + +#define CS_ENTER_BARRIER() __asm__ volatile ("" ::: "memory") +#define CS_LEAVE_BARRIER() __asm__ volatile ("" ::: "memory") + +#endif Index: arch/amd64/include/context.h =================================================================== --- arch/amd64/include/context.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) +++ arch/amd64/include/context.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) @@ -0,0 +1,43 @@ +/* + * Copyright (C) 2005 Martin Decky + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __amd64_CONTEXT_H__ +#define __amd64_CONTEXT_H__ + +#include + +#define SP_DELTA 0 + +struct context { + __u64 sp; + __u64 pc; + + pri_t pri; +} __attribute__ ((packed)); + +#endif Index: arch/amd64/include/cpu.h =================================================================== --- arch/amd64/include/cpu.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) +++ arch/amd64/include/cpu.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) @@ -0,0 +1,56 @@ +/* + * Copyright (C) 2001-2004 Jakub Jermar + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __amd64_CPU_H__ +#define __amd64_CPU_H__ + +#include +#include +#include +#include +#include + +#ifdef __SMP__ +#define CPU_ID_ARCH (read_dr0()) +#else +#define CPU_ID_ARCH (0) +#endif + +struct cpu_arch { + int vendor; + int family; + int model; + int stepping; + struct tss *tss; +}; + + +void set_TS_flag(void); +void reset_TS_flag(void); + +#endif Index: arch/amd64/include/faddr.h =================================================================== --- arch/amd64/include/faddr.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) +++ arch/amd64/include/faddr.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) @@ -0,0 +1,36 @@ +/* + * Copyright (C) 2005 Martin Decky + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __amd64_FADDR_H__ +#define __amd64_FADDR_H__ + +#include + +#define FADDR(fptr) ((__address) (fptr)) + +#endif Index: arch/amd64/include/fpu_context.h =================================================================== --- arch/amd64/include/fpu_context.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) +++ arch/amd64/include/fpu_context.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) @@ -0,0 +1,37 @@ +/* + * Copyright (C) 2005 Martin Decky + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __amd64_FPU_CONTEXT_H__ +#define __amd64_FPU_CONTEXT_H__ + +#include + +struct fpu_context { +}; + +#endif Index: arch/amd64/include/interrupt.h =================================================================== --- arch/amd64/include/interrupt.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) +++ arch/amd64/include/interrupt.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) @@ -0,0 +1,34 @@ +/* + * Copyright (C) 2005 Martin Decky + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __INTERRUPT_H__ +#define __INTERRUPT_H__ + +extern void interrupt(void); + +#endif Index: arch/amd64/include/mm/frame.h =================================================================== --- arch/amd64/include/mm/frame.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) +++ arch/amd64/include/mm/frame.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) @@ -0,0 +1,36 @@ +/* + * Copyright (C) 2005 Martin Decky + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __amd64_FRAME_H__ +#define __amd64_FRAME_H__ + +#define FRAME_SIZE 4096 + +extern void frame_arch_init(void); + +#endif Index: arch/amd64/include/mm/memory_init.h =================================================================== --- arch/amd64/include/mm/memory_init.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) +++ arch/amd64/include/mm/memory_init.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) @@ -0,0 +1,36 @@ +/* + * Copyright (C) 2005 Martin Decky + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __amd64_MEMORY_INIT_H__ +#define __amd64_MEMORY_INIT_H__ + +#include + +size_t get_memory_size(void); + +#endif Index: arch/amd64/include/mm/page.h =================================================================== --- arch/amd64/include/mm/page.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) +++ arch/amd64/include/mm/page.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) @@ -0,0 +1,73 @@ +/* + * Copyright (C) 2005 Martin Decky + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __amd64_PAGE_H__ +#define __amd64_PAGE_H__ + +#include +#include +#include + +#define PAGE_SIZE FRAME_SIZE + +#define KA2PA(x) ((x) - 0x80000000) +#define PA2KA(x) ((x) + 0x80000000) + +#define PTL0_INDEX_ARCH(vaddr) 0 +#define PTL1_INDEX_ARCH(vaddr) 0 +#define PTL2_INDEX_ARCH(vaddr) 0 +#define PTL3_INDEX_ARCH(vaddr) 0 + +#define GET_PTL0_ADDRESS_ARCH() 0 +#define SET_PTL0_ADDRESS_ARCH(ptl0) + +#define GET_PTL1_ADDRESS_ARCH(ptl0, i) ((pte_t *) 0) +#define GET_PTL2_ADDRESS_ARCH(ptl1, i) ((pte_t *) 0) +#define GET_PTL3_ADDRESS_ARCH(ptl2, i) ((pte_t *) 0) +#define GET_FRAME_ADDRESS_ARCH(ptl3, i) ((pte_t *) 0) + +#define SET_PTL1_ADDRESS_ARCH(ptl0, i, a) +#define SET_PTL2_ADDRESS_ARCH(ptl1, i, a) +#define SET_PTL3_ADDRESS_ARCH(ptl2, i, a) +#define SET_FRAME_ADDRESS_ARCH(ptl3, i, a) + +#define GET_PTL1_FLAGS_ARCH(ptl0, i) 0 +#define GET_PTL2_FLAGS_ARCH(ptl1, i) 0 +#define GET_PTL3_FLAGS_ARCH(ptl2, i) 0 +#define GET_FRAME_FLAGS_ARCH(ptl3, i) 0 + +#define SET_PTL1_FLAGS_ARCH(ptl0, i, x) +#define SET_PTL2_FLAGS_ARCH(ptl1, i, x) +#define SET_PTL3_FLAGS_ARCH(ptl2, i, x) +#define SET_FRAME_FLAGS_ARCH(ptl3, i, x) + +extern void page_arch_init(void); + +typedef __u32 pte_t; + +#endif Index: arch/amd64/include/mm/vm.h =================================================================== --- arch/amd64/include/mm/vm.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) +++ arch/amd64/include/mm/vm.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) @@ -0,0 +1,43 @@ +/* + * Copyright (C) 2005 Martin Decky + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __amd64_VM_H__ +#define __amd64_VM_H__ + +#include + +#define KERNEL_ADDRESS_SPACE_START_ARCH (__address) 0x80000000 +#define KERNEL_ADDRESS_SPACE_END_ARCH (__address) 0xffffffff +#define USER_ADDRESS_SPACE_START_ARCH (__address) 0x00000000 +#define USER_ADDRESS_SPACE_END_ARCH (__address) 0x7fffffff + +#define UTEXT_ADDRESS_ARCH 0x00001000 +#define USTACK_ADDRESS_ARCH (0x7fffffff-(PAGE_SIZE-1)) +#define UDATA_ADDRESS_ARCH 0x21000000 + +#endif Index: arch/amd64/include/thread.h =================================================================== --- arch/amd64/include/thread.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) +++ arch/amd64/include/thread.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) @@ -0,0 +1,34 @@ +/* + * Copyright (C) 2005 Martin Decky + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __amd64_THREAD_H__ +#define __amd64_THREAD_H__ + +#define ARCH_THREAD_DATA + +#endif Index: arch/amd64/include/types.h =================================================================== --- arch/amd64/include/types.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) +++ arch/amd64/include/types.h (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) @@ -0,0 +1,47 @@ +/* + * Copyright (C) 2001-2004 Jakub Jermar + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __TYPES_H__ +#define __TYPES_H__ + +#define NULL 0 + +typedef signed char __s8; + +typedef unsigned char __u8; +typedef unsigned short __u16; +typedef unsigned int __u32; +typedef long long __u64; + +typedef __u64 __address; + +typedef __u32 pri_t; + +typedef __u64 __native; + +#endif Index: arch/amd64/src/boot/boot.S =================================================================== --- arch/amd64/src/boot/boot.S (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) +++ arch/amd64/src/boot/boot.S (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) @@ -0,0 +1,51 @@ +# +# Copyright (C) 2001-2004 Jakub Jermar +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# - Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# - Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# - The name of the author may not be used to endorse or promote products +# derived from this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR +# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES +# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. +# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, +# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT +# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# + +.section K_TEXT_START +.global kernel_image_start + +.code16 +# +# This is where we require any SPARTAN-kernel-compatible boot loader +# to pass control in real mode. +# +# Protected mode tables are statically initialised during compile +# time. So we can just load the respective table registers and +# switch to protected mode. +# +kernel_image_start: + +meeting_point: +.code32 + + +.section K_DATA_START + +.align 4096 +page_directory: + .space 4096, 0 Index: arch/amd64/src/dummy.s =================================================================== --- arch/amd64/src/dummy.s (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) +++ arch/amd64/src/dummy.s (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) @@ -0,0 +1,83 @@ +# +# Copyright (C) 2005 Jakub Jermar +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# - Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# - Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# - The name of the author may not be used to endorse or promote products +# derived from this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR +# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES +# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. +# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, +# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT +# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# + +.text + +.global cpu_priority_high +.global cpu_priority_low +.global cpu_priority_read +.global cpu_priority_restore +.global memsetb +.global context_save +.global context_restore +.global userspace +.global before_thread_runs_arch +.global panic_printf +.global cpu_identify +.global cpu_arch_init +.global cpu_sleep +.global cpu_print_report +.global get_memory_size +.global arch_pre_mm_init +.global arch_post_mm_init +.global arch_late_init +.global calibrate_delay_loop +.global asm_delay_loop +.global cpu_halt +.global page_arch_init +.global frame_arch_init +.global dummy + +cpu_priority_high: +cpu_priority_low: +cpu_priority_restore: +cpu_priority_read: +memsetb: +context_save: +context_restore: +before_thread_runs_arch: +userspace: +calibrate_delay_loop: +asm_delay_loop: +panic_printf: +cpu_identify: +cpu_arch_init: +cpu_sleep: +cpu_print_report: +get_memory_size: +arch_pre_mm_init: +arch_post_mm_init: +arch_late_init: +calibrate_delay_loop: +cpu_halt: +page_arch_init: +frame_arch_init: + +dummy: +0: + ret Index: arch/amd64/src/fpu_context.c =================================================================== --- arch/amd64/src/fpu_context.c (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) +++ arch/amd64/src/fpu_context.c (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) @@ -0,0 +1,49 @@ +/* + * Copyright (C) 2005 Jakub Vana + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ + +#include + +void fpu_context_save(fpu_context_t *fctx) +{ +} + + +void fpu_context_restore(fpu_context_t *fctx) +{ +} + + +void fpu_lazy_context_save(fpu_context_t *fctx) +{ +} + +void fpu_lazy_context_restore(fpu_context_t *fctx) +{ + +} Index: arch/amd64/src/putchar.c =================================================================== --- arch/amd64/src/putchar.c (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) +++ arch/amd64/src/putchar.c (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) @@ -0,0 +1,35 @@ +/* + * Copyright (C) 2005 Martin Decky + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include +#include + + +void putchar(const char ch) +{ +} Index: src/build.amd64 =================================================================== --- src/build.amd64 (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) +++ src/build.amd64 (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) @@ -0,0 +1,3 @@ +#! /bin/sh + +make all ARCH=amd64 Index: src/clean.amd64 =================================================================== --- src/clean.amd64 (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) +++ src/clean.amd64 (revision 1141c1acbca81894d031f82ef77daf4f75d1b87a) @@ -0,0 +1,3 @@ +#! /bin/sh + +make dist-clean ARCH=amd64