diff options
| -rw-r--r-- | Makefile | 32 | ||||
| -rw-r--r-- | ppc.ld | 130 |
2 files changed, 160 insertions, 2 deletions
@@ -1,6 +1,34 @@ +ARCH=i386 +#ARCH=ppc + +ifeq ($(ARCH),i386) CFLAGS=-Wall -O2 -g LDFLAGS=-g -DEFINES=-D_GNU_SOURCE -DGEMU -DDOSEMU #-DNO_TRACE_MSGS +LIBS= +CC=gcc +DEFINES=-DHAVE_BYTESWAP_H +endif + +ifeq ($(ARCH),ppc) +GCC_LIBS_DIR=/usr/netgem/tools/lib/gcc-lib/powerpc-linux/2.95.2 +DIST=/home/fbe/nsv/dist/hw/n6-dtt +CC=powerpc-linux-gcc -msoft-float +CFLAGS=-Wall -pipe -O2 -mcpu=405 -mbig -nostdinc -g -I$(GCC_LIBS_DIR)/include -I$(DIST)/include +LIBS_DIR=$(DIST)/lib +CRT1=$(LIBS_DIR)/crt1.o +CRTI=$(LIBS_DIR)/crti.o +CRTN=$(LIBS_DIR)/crtn.o +CRTBEGIN=$(GCC_LIBS_DIR)/crtbegin.o +CRTEND=$(GCC_LIBS_DIR)/crtend.o +LDFLAGS=-static -g -nostdlib $(CRT1) $(CRTI) $(CRTBEGIN) +LIBS=-L$(LIBS_DIR) -ltinyc -lgcc $(CRTEND) $(CRTN) +DEFINES=-Dsocklen_t=int +endif + +######################################################### + +DEFINES+=-D_GNU_SOURCE -DGEMU -DDOSEMU #-DNO_TRACE_MSGS +LDSCRIPT=$(ARCH).ld OBJS= i386/fp87.o i386/interp_main.o i386/interp_modrm.o i386/interp_16_32.o \ i386/interp_32_16.o i386/interp_32_32.o i386/emu-utils.o \ @@ -12,7 +40,7 @@ SRCS = $(OBJS:.o=.c) all: gemu gemu: $(OBJS) - $(CC) -Wl,-T,i386.ld $(LDFLAGS) -o $@ $(OBJS) + $(CC) -Wl,-T,$(LDSCRIPT) $(LDFLAGS) -o $@ $(OBJS) $(LIBS) depend: $(SRCS) $(CC) -MM $(CFLAGS) $^ 1>.depend diff --git a/ppc.ld b/ppc.ld new file mode 100644 index 0000000000..d95b93cce5 --- /dev/null +++ b/ppc.ld @@ -0,0 +1,130 @@ +/* ld script to make i386 Linux kernel + * Written by Martin Mares <mj@atrey.karlin.mff.cuni.cz>; + */ +OUTPUT_FORMAT("elf32-powerpc", "elf32-powerpc", "elf32-powerpc") +OUTPUT_ARCH(powerpc) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/alpha-unknown-linux-gnu/lib); +ENTRY(_start) +SECTIONS +{ + /* Read-only sections, merged into text segment: */ + . = 0x60000000 + SIZEOF_HEADERS; + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .gnu.version : { *(.gnu.version) } + .gnu.version_d : { *(.gnu.version_d) } + .gnu.version_r : { *(.gnu.version_r) } + .rel.text : + { *(.rel.text) *(.rel.gnu.linkonce.t*) } + .rela.text : + { *(.rela.text) *(.rela.gnu.linkonce.t*) } + .rel.data : + { *(.rel.data) *(.rel.gnu.linkonce.d*) } + .rela.data : + { *(.rela.data) *(.rela.gnu.linkonce.d*) } + .rel.rodata : + { *(.rel.rodata) *(.rel.gnu.linkonce.r*) } + .rela.rodata : + { *(.rela.rodata) *(.rela.gnu.linkonce.r*) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.init : { *(.rel.init) } + .rela.init : { *(.rela.init) } + .rel.fini : { *(.rel.fini) } + .rela.fini : { *(.rela.fini) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } =0x47ff041f + .text : + { + *(.text) + /* .gnu.warning sections are handled specially by elf32.em. */ + *(.gnu.warning) + *(.gnu.linkonce.t*) + } =0x47ff041f + _etext = .; + PROVIDE (etext = .); + .fini : { *(.fini) } =0x47ff041f + .rodata : { *(.rodata) *(.gnu.linkonce.r*) } + .rodata1 : { *(.rodata1) } + .reginfo : { *(.reginfo) } + /* Adjust the address for the data segment. We want to adjust up to + the same address within the page on the next page up. */ + . = ALIGN(0x100000) + (. & (0x100000 - 1)); + .data : + { + *(.data) + *(.gnu.linkonce.d*) + CONSTRUCTORS + } + .data1 : { *(.data1) } + .ctors : + { + *(.ctors) + } + .dtors : + { + *(.dtors) + } + .plt : { *(.plt) } + .got : { *(.got.plt) *(.got) } + .dynamic : { *(.dynamic) } + /* We want the small data sections together, so single-instruction offsets + can access them all, and initialized data all before uninitialized, so + we can shorten the on-disk segment size. */ + .sdata : { *(.sdata) } + _edata = .; + PROVIDE (edata = .); + __bss_start = .; + .sbss : { *(.sbss) *(.scommon) } + .bss : + { + *(.dynbss) + *(.bss) + *(COMMON) + } + _end = . ; + PROVIDE (end = .); + /* Stabs debugging sections. */ + .stab 0 : { *(.stab) } + .stabstr 0 : { *(.stabstr) } + .stab.excl 0 : { *(.stab.excl) } + .stab.exclstr 0 : { *(.stab.exclstr) } + .stab.index 0 : { *(.stab.index) } + .stab.indexstr 0 : { *(.stab.indexstr) } + .comment 0 : { *(.comment) } + /* DWARF debug sections. + Symbols in the DWARF debugging sections are relative to the beginning + of the section so we begin them at 0. */ + /* DWARF 1 */ + .debug 0 : { *(.debug) } + .line 0 : { *(.line) } + /* GNU DWARF 1 extensions */ + .debug_srcinfo 0 : { *(.debug_srcinfo) } + .debug_sfnames 0 : { *(.debug_sfnames) } + /* DWARF 1.1 and DWARF 2 */ + .debug_aranges 0 : { *(.debug_aranges) } + .debug_pubnames 0 : { *(.debug_pubnames) } + /* DWARF 2 */ + .debug_info 0 : { *(.debug_info) } + .debug_abbrev 0 : { *(.debug_abbrev) } + .debug_line 0 : { *(.debug_line) } + .debug_frame 0 : { *(.debug_frame) } + .debug_str 0 : { *(.debug_str) } + .debug_loc 0 : { *(.debug_loc) } + .debug_macinfo 0 : { *(.debug_macinfo) } + /* SGI/MIPS DWARF 2 extensions */ + .debug_weaknames 0 : { *(.debug_weaknames) } + .debug_funcnames 0 : { *(.debug_funcnames) } + .debug_typenames 0 : { *(.debug_typenames) } + .debug_varnames 0 : { *(.debug_varnames) } + /* These must appear regardless of . */ +} |