Merge branch 'master' of git.lfbs.rwth-aachen.de:metalsvm_private
This commit is contained in:
Stefan Lankes
commit
0b5f83392f
3 changed files with 228 additions and 1 deletions
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@ -35,7 +35,6 @@ RM = rm -rf
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NASM = nasm
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# For 64bit code, you have to use qemu-system-x86_64
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QEMU = qemu-system-i386
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EMU = qemu
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GDB = gdb
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# For 64bit support, you have to define -felf64 instead of -felf32
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137
Makefile.scc
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137
Makefile.scc
Normal file
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@ -0,0 +1,137 @@
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TOPDIR = $(shell pwd)
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ARCH = x86
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# For 64bit support, you have define BIT as 64
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BIT=32
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NAME = metalsvm
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LWIPDIRS = lwip/src/arch lwip/src/api lwip/src/core lwip/src/core/ipv4 lwip/src/netif
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DRIVERDIRS = drivers/net drivers/char
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KERNDIRS = libkern kernel mm fs apps arch/$(ARCH)/kernel arch/$(ARCH)/mm arch/$(ARCH)/scc $(LWIPDIRS) $(DRIVERDIRS)
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SUBDIRS = $(KERNDIRS)
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STACKPROT = -fno-stack-protector
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# Set your own cross compiler tool chain prefix here
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CROSSCOMPREFIX =
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# Uncomment both lines if compiling for the SCC!
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CROSSCOMPREFIX = i386-unknown-linux-gnu-
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STACKPROT =
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CC_FOR_TARGET = $(CROSSCOMPREFIX)gcc
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CXX_FOR_TARGET = $(CROSSCOMPREFIX)g++
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GCC_FOR_TARGET = $(CROSSCOMPREFIX)gcc
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CPP_FOR_TARGET = $(CROSSCOMPREFIX)cpp
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AR_FOR_TARGET = $(CROSSCOMPREFIX)ar
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AS_FOR_TARGET = $(CROSSCOMPREFIX)as
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LD_FOR_TARGET = $(CROSSCOMPREFIX)ld
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NM_FOR_TARGET = $(CROSSCOMPREFIX)nm
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OBJDUMP_FOR_TARGET = $(CROSSCOMPREFIX)objdump
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OBJCOPY_FOR_TARGET = $(CROSSCOMPREFIX)objcopy
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RANLIB_FOR_TARGET = $(CROSSCOMPREFIX)ranlib
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STRIP_FOR_TARGET = $(CROSSCOMPREFIX)strip
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READELF_FOR_TARGET = $(CROSSCOMPREFIX)readelf
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MAKE = make
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RM = rm -rf
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NASM = nasm
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# For 64bit code, you have to use qemu-system-x86_64
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QEMU = qemu-system-i386
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GDB = gdb
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# For 64bit support, you have to define -felf64 instead of -felf32
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NASMFLAGS = -felf32 -g -i$(TOPDIR)/include/metalsvm/
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INCLUDE = -I$(TOPDIR)/include -I$(TOPDIR)/arch/$(ARCH)/include -I$(TOPDIR)/lwip/src/include -I$(TOPDIR)/lwip/src/include/ipv4 -I$(TOPDIR)/drivers
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# For 64bit support, you have to define "-m64 -mno-red-zone" instead of "-m32 -march=i586"
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# Compiler options for final code
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CFLAGS = -g -m32 -march=i586 -Wall -O2 -fstrength-reduce -fomit-frame-pointer -finline-functions -ffreestanding $(INCLUDE) $(STACKPROT)
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# Compiler options for debuging
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#CFLAGS = -g -O -m32 -march=i586 -Wall -DWITH_FRAME_POINTER -ffreestanding $(INCLUDE) $(STACKPROT)
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ARFLAGS = rsv
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LDFLAGS = -T link$(BIT).ld -z max-page-size=4096 --defsym __BUILD_DATE=$(shell date +'%Y%m%d') --defsym __BUILD_TIME=$(shell date +'%H%M%S')
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STRIP_DEBUG = --strip-debug
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KEEP_DEBUG = --only-keep-debug
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OUTPUT_FORMAT = -O elf32-i386
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# For 64bit support, you have to define -m64 instead of "-m32 -march=i586"
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CFLAGS_FOR_NEWLIB = -m32 -march=i586 -O2 $(STACKPROT)
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# For 64bit support, you have to define -m64 instead of "-m32 -march=i586"
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LDFLAGS_FOR_NEWLIB = -m32 -march=i586
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# For 64bit support, you have to define -m64 instead of "-m32"
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CFLAGS_FOR_TOOLS = -m32 -O2 -Wall
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LDFLAGS_FOR_TOOLS =
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# For 64bit support, you have to define -felf64 instead of -felf32
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NASMFLAGS_FOR_NEWLIB = -felf32
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# Prettify output
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V = 0
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ifeq ($V,0)
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Q = @
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P = > /dev/null
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endif
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default: all
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all: newlib tools $(NAME).elf
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newlib:
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$(MAKE) ARCH=$(ARCH) BIT=$(BIT) LDFLAGS="$(LDFLAGS_FOR_NEWLIB)" CFLAGS="$(CFLAGS_FOR_NEWLIB)" NASMFLAGS="$(NASMFLAGS_FOR_NEWLIB)" CC_FOR_TARGET=$(CC_FOR_TARGET) \
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CXX_FOR_TARGET=$(CXX_FOR_TARGET) \
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GCC_FOR_TARGET=$(GCC_FOR_TARGET) \
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AR_FOR_TARGET=$(AR_FOR_TARGET) \
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AS_FOR_TARGET=$(AS_FOR_TARGET) \
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LD_FOR_TARGET=$(LD_FOR_TARGET) \
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NM_FOR_TARGET=$(NM_FOR_TARGET) \
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OBJDUMP_FOR_TARGET=$(OBJDUMP_FOR_TARGET) \
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OBJCOPY_FOR_TARGET=$(OBJCOPY_FOR_TARGET) \
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RANLIB_FOR_TARGET=$(RANLIB_FOR_TARGET) \
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STRIP_FOR_TARGET=$(STRIP_FOR_TARGET) \
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READELF_FOR_TARGET=$(READELF_FOR_TARGET) -C newlib
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tools:
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$(MAKE) CFLAGS="$(CFLAGS_FOR_TOOLS)" LDFLAGS="$(LDFLAGS_FOR_TOOLS)" -C tools
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$(NAME).elf:
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$Q$(LD_FOR_TARGET) $(LDFLAGS) -o $(NAME).elf $^
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@echo [OBJCOPY] $(NAME).sym
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$Q$(OBJCOPY_FOR_TARGET) $(KEEP_DEBUG) $(NAME).elf $(NAME).sym
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@echo [OBJCOPY] $(NAME).elf
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$Q$(OBJCOPY_FOR_TARGET) $(STRIP_DEBUG) $(OUTPUT_FORMAT) $(NAME).elf
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qemu: newlib tools $(NAME).elf
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$(QEMU) -monitor stdio -smp 2 -net nic,model=rtl8139 -net user,hostfwd=tcp::12345-:4711 -net dump -kernel metalsvm.elf -initrd tools/initrd.img
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qemudbg: newlib tools $(NAME).elf
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$(QEMU) -s -S -smp 2 -net nic,model=rtl8139 -net user,hostfwd=tcp::12345-:4711 -net dump -kernel metalsvm.elf -initrd tools/initrd.img
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gdb: $(NAME).elf
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make qemudbg > /dev/null &
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$(GDB) -x script.gdb
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clean:
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$Q$(RM) $(NAME).elf $(NAME).sym *~
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$Q$(MAKE) -C tools clean
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@echo Cleaned.
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veryclean: clean
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$Q$(MAKE) -C newlib veryclean
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@echo Very cleaned
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#depend:
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# for i in $(SUBDIRS); do $(MAKE) -k -C $$i depend; done
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%.o : %.c
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@echo [CC] $@
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$Q$(CC_FOR_TARGET) -c -D__KERNEL__ $(CFLAGS) -o $@ $<
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@echo [DEP] $*.dep
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$Q$(CPP_FOR_TARGET) -MF $*.dep -MT $*.o -MM -D__KERNEL__ $(CFLAGS) $<
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include/metalsvm/config.inc: include/metalsvm/config.h
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@echo "; This file is generated automatically from the config.h file." > include/metalsvm/config.inc
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@echo "; Before editing this, you should consider editing config.h." >> include/metalsvm/config.inc
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@awk '/^#define MAX_CORES/{ print "%define MAX_CORES", $$3 }' include/metalsvm/config.h >> include/metalsvm/config.inc
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%.o : %.asm include/metalsvm/config.inc
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@echo [ASM] $@
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$Q$(NASM) $(NASMFLAGS) -o $@ $<
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.PHONY: default all clean emu gdb newlib tools
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include $(addsuffix /Makefile,$(SUBDIRS))
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91
include/metalsvm/config.h.scc
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91
include/metalsvm/config.h.scc
Normal file
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@ -0,0 +1,91 @@
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/*
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* Copyright 2010 Stefan Lankes, Chair for Operating Systems,
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* RWTH Aachen University
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* This file is part of MetalSVM.
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*/
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#ifndef __CONFIG_H__
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#define __CONFIG_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define METALSVM_VERSION "0.1"
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#define MAX_TASKS 16
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#define MAX_CORES 1
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#define MAX_FNAME 128
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#define DEFAULT_STACK_SIZE (32*1024)
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#define KERNEL_STACK_SIZE 8192
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#define KMSG_SIZE (128*1024)
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#define PAGE_SHIFT 12
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#define CACHE_LINE 32
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#define MAILBOX_SIZE 8
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#define TIMER_FREQ 100 /* in HZ */
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#define CLOCK_TICK_RATE 1193182 /* 8254 chip's internal oscillator frequency */
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#define INT_SYSCALL 0x80
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#define KERNEL_SPACE (1*1024*1024*1024)
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#define VIDEO_MEM_ADDR 0xB8000 // the video memora address
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#define SMP_SETUP_ADDR 0x07000
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#define BYTE_ORDER LITTLE_ENDIAN
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/*
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* address space / (page_size * sizeof(uint8_t))
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* x86_32 => 4 GB / (4096 * 8)
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*/
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#define BITMAP_SIZE 1048576
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//#define CONFIG_PCI
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#define CONFIG_LWIP
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//#define CONFIG_VGA
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//#define CONFIG_UART
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//#define CONFIG_KEYBOARD
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//#define CONFIG_MULTIBOOT
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#define CONFIG_ROCKCREEK
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#ifdef CONFIG_ROCKCREEK
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#ifndef __SIZEOF_POINTER__
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#define __SIZEOF_POINTER__ 4
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#endif
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#endif
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// RCCE specific flags
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#define SCC
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#define COPPERRIDGE
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#define MS_BAREMETAL
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//#define GORY
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//#define SHMADD
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#define SHMDBG
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//#define SHMADD_CACHEABLE
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#define SCC_BOOTINFO 0x80000
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#define BUILTIN_EXPECT(exp, b) __builtin_expect((exp), (b))
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//#define BUILTIN_EXPECT(exp, b) (exp)
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#define NORETURN __attribute__((noreturn))
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#define STDCALL __attribute__((stdcall))
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#define HAVE_ARCH_MEMSET
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#define HAVE_ARCH_MEMCPY
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#define HAVE_ARCH_STRLEN
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#define HAVE_ARCH_STRCPY
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#define HAVE_ARCH_STRNCPY
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#ifdef __cplusplus
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}
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#endif
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#endif
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