Index: sys/boot/Makefile.mips =================================================================== --- sys/boot/Makefile.mips +++ sys/boot/Makefile.mips @@ -3,3 +3,5 @@ .if ${MK_FDT} != "no" SUBDIR+= fdt .endif + +SUBDIR+= uboot Index: sys/boot/mips/Makefile =================================================================== --- sys/boot/mips/Makefile +++ sys/boot/mips/Makefile @@ -1,12 +1,14 @@ # $FreeBSD$ +SUBDIR= uboot + # # The BERI boot loader port works only on 64-bit MIPS; not a hard port to # 32-bit if someone is interested. Build on all 64-bit MIPS platforms to # ensure it gets adequate build-test coverage. # .if ${MACHINE_ARCH} == "mips64" -SUBDIR= beri +SUBDIR+= beri .endif .include Index: sys/boot/mips/uboot/Makefile =================================================================== --- /dev/null +++ sys/boot/mips/uboot/Makefile @@ -0,0 +1,165 @@ +# $FreeBSD$ + +.include + +FILES= ubldr + +NEWVERSWHAT= "U-Boot loader" ${MACHINE_ARCH} +BINDIR?= /boot +INSTALLFLAGS= -b +WARNS?= 1 +# Address at which ubldr will be loaded. +# This varies for different boards and SOCs. +UBLDR_LOADADDR?= 0xffffffff80800000 + +# Architecture-specific loader code +SRCS= start.S conf.c vers.c + +.if !defined(LOADER_NO_DISK_SUPPORT) +LOADER_DISK_SUPPORT?= yes +.else +LOADER_DISK_SUPPORT= no +.endif +LOADER_MSDOS_SUPPORT?= yes +LOADER_UFS_SUPPORT?= yes +LOADER_CD9660_SUPPORT?= no +LOADER_EXT2FS_SUPPORT?= no +.if ${MK_NAND} != "no" +LOADER_NANDFS_SUPPORT?= yes +.else +LOADER_NANDFS_SUPPORT?= no +.endif +LOADER_NET_SUPPORT?= yes +LOADER_NFS_SUPPORT?= yes +LOADER_TFTP_SUPPORT?= no +LOADER_GZIP_SUPPORT?= no +LOADER_BZIP2_SUPPORT?= no +.if ${MK_FDT} != "no" +LOADER_FDT_SUPPORT= yes +.else +LOADER_FDT_SUPPORT= no +.endif + +.if ${LOADER_DISK_SUPPORT} == "yes" +CFLAGS+= -DLOADER_DISK_SUPPORT +.endif +.if ${LOADER_MSDOS_SUPPORT} == "yes" +CFLAGS+= -DLOADER_MSDOS_SUPPORT +.endif +.if ${LOADER_UFS_SUPPORT} == "yes" +CFLAGS+= -DLOADER_UFS_SUPPORT +.endif +.if ${LOADER_CD9660_SUPPORT} == "yes" +CFLAGS+= -DLOADER_CD9660_SUPPORT +.endif +.if ${LOADER_EXT2FS_SUPPORT} == "yes" +CFLAGS+= -DLOADER_EXT2FS_SUPPORT +.endif +.if ${LOADER_NANDFS_SUPPORT} == "yes" +CFLAGS+= -DLOADER_NANDFS_SUPPORT +.endif +.if ${LOADER_GZIP_SUPPORT} == "yes" +CFLAGS+= -DLOADER_GZIP_SUPPORT +.endif +.if ${LOADER_BZIP2_SUPPORT} == "yes" +CFLAGS+= -DLOADER_BZIP2_SUPPORT +.endif +.if ${LOADER_NET_SUPPORT} == "yes" +CFLAGS+= -DLOADER_NET_SUPPORT +.endif +.if ${LOADER_NFS_SUPPORT} == "yes" +CFLAGS+= -DLOADER_NFS_SUPPORT +.endif +.if ${LOADER_TFTP_SUPPORT} == "yes" +CFLAGS+= -DLOADER_TFTP_SUPPORT +.endif +.if ${LOADER_FDT_SUPPORT} == "yes" +CFLAGS+= -I${.CURDIR}/../../fdt +CFLAGS+= -I${.OBJDIR}/../../fdt +CFLAGS+= -DLOADER_FDT_SUPPORT +LIBUBOOT_FDT= ${.OBJDIR}/../../uboot/fdt/libuboot_fdt.a +LIBFDT= ${.OBJDIR}/../../fdt/libfdt.a +.endif + +CFLAGS+= -DNETIF_OPEN_CLOSE_ONCE + +.if ${MK_FORTH} != "no" +# Enable BootForth +BOOT_FORTH= yes +CFLAGS+= -DBOOT_FORTH -I${.CURDIR}/../../ficl +.if ${MACHINE_ARCH} == "mips64" || ${MACHINE_ARCH} == "mips64el" +CFLAGS+= -I${.CURDIR}/../../ficl/mips64 +.else +CFLAGS+= -I${.CURDIR}/../../ficl/mips +.endif +LIBFICL= ${.OBJDIR}/../../ficl/libficl.a +.endif + +# Always add MI sources +.PATH: ${.CURDIR}/../../common +.include "${.CURDIR}/../../common/Makefile.inc" +CFLAGS+= -I${.CURDIR}/../../common +CFLAGS+= -I. + +CLEANFILES+= vers.c loader.help + +CFLAGS+= -ffreestanding -msoft-float -g + +LDFLAGS= -nostdlib -static -T ${.CURDIR}/ldscript.${MACHINE_CPUARCH} + +# Pull in common loader code +.PATH: ${.CURDIR}/../../uboot/common +.include "${.CURDIR}/../../uboot/common/Makefile.inc" +CFLAGS+= -I${.CURDIR}/../../uboot/common + +# U-Boot standalone support library +LIBUBOOT= ${.OBJDIR}/../../uboot/lib/libuboot.a +CFLAGS+= -I${.CURDIR}/../../uboot/lib +CFLAGS+= -I${.OBJDIR}/../../uboot/lib + +# where to get libstand from +CFLAGS+= -I${.CURDIR}/../../../../lib/libstand/ +LIBSTAND= ${.OBJDIR}/../../../../lib/libstand/libstand.a + +# clang doesn't understand %D as a specifier to printf +NO_WERROR.clang= +NO_WERROR= + +DPADD= ${LIBFICL} ${LIBUBOOT} ${LIBFDT} ${LIBUBOOT_FDT} ${LIBSTAND} +LDADD= ${LIBFICL} ${LIBUBOOT} ${LIBFDT} ${LIBUBOOT_FDT} ${LIBSTAND} + +OBJS+= ${SRCS:N*.h:R:S/$/.o/g} + +vers.c: ${.CURDIR}/../../common/newvers.sh ${.CURDIR}/version + sh ${.CURDIR}/../../common/newvers.sh ${.CURDIR}/version ${NEWVERSWHAT} + +loader.help: help.common help.uboot ${.CURDIR}/../../fdt/help.fdt + cat ${.ALLSRC} | \ + awk -f ${.CURDIR}/../../common/merge_help.awk > ${.TARGET} + +ldscript.abs: + echo "UBLDR_LOADADDR = ${UBLDR_LOADADDR};" >${.TARGET} + +ldscript.pie: + echo "UBLDR_LOADADDR = 0;" >${.TARGET} + +ubldr: ${OBJS} ldscript.abs ${.CURDIR}/ldscript.${MACHINE_CPUARCH} ${DPADD} + ${CC} ${CFLAGS} -T ldscript.abs ${LDFLAGS} \ + -o ${.TARGET} ${OBJS} ${LDADD} + ${OBJCOPY} -S -O binary ubldr ubldr.bin + +CLEANFILES+= ldscript.abs ldscript.pie ubldr ubldr.pie ubldr.bin + +.if !defined(LOADER_ONLY) +.PATH: ${.CURDIR}/../../forth +.include "${.CURDIR}/../../forth/Makefile.inc" + +# Install loader.rc. +FILES+= loader.rc +# Put sample menu.rc on disk but don't enable it by default. +FILES+= menu.rc +FILESNAME_menu.rc= menu.rc.sample +.endif + +.include +.include Index: sys/boot/mips/uboot/conf.c =================================================================== --- /dev/null +++ sys/boot/mips/uboot/conf.c @@ -0,0 +1,115 @@ +/*- + * Copyright (c) 2008 Semihalf, Rafal Jaworowski + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. 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. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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 +__FBSDID("$FreeBSD$"); + +#include +#include "bootstrap.h" +#include "libuboot.h" + +#if defined(LOADER_NET_SUPPORT) +#include "dev_net.h" +#endif + +struct devsw *devsw[] = { +#if defined(LOADER_DISK_SUPPORT) || defined(LOADER_CD9660_SUPPORT) + &uboot_storage, +#endif +#if defined(LOADER_NET_SUPPORT) + &netdev, +#endif + NULL +}; + +struct fs_ops *file_system[] = { +#if defined(LOADER_MSDOS_SUPPORT) + &dosfs_fsops, +#endif +#if defined(LOADER_UFS_SUPPORT) + &ufs_fsops, +#endif +#if defined(LOADER_CD9660_SUPPORT) + &cd9660_fsops, +#endif +#if defined(LOADER_EXT2FS_SUPPORT) + &ext2fs_fsops, +#endif +#if defined(LOADER_NANDFS_SUPPORT) + &nandfs_fsops, +#endif +#if defined(LOADER_NFS_SUPPORT) + &nfs_fsops, +#endif +#if defined(LOADER_TFTP_SUPPORT) + &tftp_fsops, +#endif +#if defined(LOADER_GZIP_SUPPORT) + &gzipfs_fsops, +#endif +#if defined(LOADER_BZIP2_SUPPORT) + &bzipfs_fsops, +#endif + NULL +}; + +struct netif_driver *netif_drivers[] = { +#if defined(LOADER_NET_SUPPORT) + &uboot_net, +#endif + NULL, +}; + +struct file_format *file_formats[] = { + &uboot_elf, + NULL +}; + +extern struct console uboot_console; + +struct console *consoles[] = { + &uboot_console, + NULL +}; + +void +abort(void) +{ + + printf("error: loader abort\n"); + while (1); +} + +void +longjmperror(void) +{ + + printf("error: loader longjmp error\n"); + while (1); +} + +int debug = 1; Index: sys/boot/mips/uboot/help.uboot =================================================================== --- /dev/null +++ sys/boot/mips/uboot/help.uboot @@ -0,0 +1,27 @@ +$FreeBSD$ + +############################################################################### +# Tubenv DShow or import U-Boot environment variables + + ubenv [varname ...] + + Display U-Boot environment variables, or import them into the + loader environment (which makes them available in the kernel). + +############################################################################### +# Tubenv Simport DImport U-Boot env vars + + ubenv import [varname ...] + + If no variable names are specified, all U-Boot environment + variables are imported. Each variable is prefixed with "uboot." + to avoid any possible conflicts with loader or kernel variables. + +############################################################################### +# Tubenv Sshow DShow U-Boot env vars + + ubenv show [varname ...] + + If no variable names are specified, all U-Boot environment + variables are shown. + Index: sys/boot/mips/uboot/ldscript.mips =================================================================== --- /dev/null +++ sys/boot/mips/uboot/ldscript.mips @@ -0,0 +1,135 @@ +/* $FreeBSD$ */ + +OUTPUT_ARCH(mips) +ENTRY(_start) +SECTIONS +{ + /* Read-only sections, merged into text segment: */ + /*. = UBLDR_LOADADDR + SIZEOF_HEADERS;*/ + . = UBLDR_LOADADDR; + .text : + { + start.o(.text*) + *(EXCLUDE_FILE (start.o) .text*) + /* .gnu.warning sections are handled specially by elf32.em. */ + *(.gnu.warning) + *(.gnu.linkonce.t*) + } =0 + _etext = .; + PROVIDE (etext = .); + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .gnu.version : { *(.gnu.version) } + .gnu.version_d : { *(.gnu.version_d) } + .gnu.version_r : { *(.gnu.version_r) } + .rela.text : + { *(.rela.text) *(.rela.gnu.linkonce.t*) } + .rela.data : + { *(.rela.data) *(.rela.gnu.linkonce.d*) } + .rela.rodata : + { *(.rela.rodata) *(.rela.gnu.linkonce.r*) } + .rela.got : { *(.rela.got) } + .rela.got1 : { *(.rela.got1) } + .rela.got2 : { *(.rela.got2) } + .rela.ctors : { *(.rela.ctors) } + .rela.dtors : { *(.rela.dtors) } + .rela.init : { *(.rela.init) } + .rela.fini : { *(.rela.fini) } + .rela.bss : { *(.rela.bss) } + .rela.plt : { *(.rela.plt) } + .rela.sdata : { *(.rela.sdata) } + .rela.sbss : { *(.rela.sbss) } + .rela.sdata2 : { *(.rela.sdata2) } + .rela.sbss2 : { *(.rela.sbss2) } + .init : { *(.init) } =0 + .fini : { *(.fini) } =0 + .rodata : { *(.rodata) *(.gnu.linkonce.r*) } + .rodata1 : { *(.rodata1) } + .sdata2 : { *(.sdata2) } + .sbss2 : { *(.sbss2) } + /* Adjust the address for the data segment to the next page up. */ + . = ((. + 0x1000) & ~(0x1000 - 1)); + .data : + { + *(.data) + *(.gnu.linkonce.d*) + CONSTRUCTORS + } + .data1 : { *(.data1) } + .got1 : { *(.got1) } + .dynamic : { *(.dynamic) } + /* Put .ctors and .dtors next to the .got2 section, so that the pointers + get relocated with -mrelocatable. Also put in the .fixup pointers. + The current compiler no longer needs this, but keep it around for 2.7.2 */ + PROVIDE (_GOT2_START_ = .); + .got2 : { *(.got2) } + PROVIDE (__CTOR_LIST__ = .); + .ctors : { *(.ctors) } + PROVIDE (__CTOR_END__ = .); + PROVIDE (__DTOR_LIST__ = .); + .dtors : { *(.dtors) } + PROVIDE (__DTOR_END__ = .); + PROVIDE (_FIXUP_START_ = .); + .fixup : { *(.fixup) } + PROVIDE (_FIXUP_END_ = .); + PROVIDE (_GOT2_END_ = .); + PROVIDE (_GOT_START_ = .); + .got : { *(.got) } + .got.plt : { *(.got.plt) } + PROVIDE (_GOT_END_ = .); + /* 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 = .); + .sbss : + { + PROVIDE (__sbss_start = .); + *(.sbss) + *(.scommon) + *(.dynsbss) + PROVIDE (__sbss_end = .); + } + .plt : { *(.plt) } + .bss : + { + PROVIDE (__bss_start = .); + *(.dynbss) + *(.bss) + *(COMMON) + } + _end = . ; + PROVIDE (end = .); + /* Stabs debugging sections. */ + .stab 0 : { *(.stab) } + .stabstr 0 : { *(.stabstr) } + /* 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 . */ +} Index: sys/boot/mips/uboot/loader.conf =================================================================== --- /dev/null +++ sys/boot/mips/uboot/loader.conf @@ -0,0 +1,13 @@ +# This is defaults/loader.conf for ARM, containing defaults for loader(8). +# Do not modify the contents of this file, instead put your customizations +# into /boot/loader.conf or /boot/loader.conf.local +# $FreeBSD$ + +autoboot_delay=10 +bootfile="kernel" # Kernel name (possibly absolute path) +kernel="kernel" # /boot sub-directory containing kernel and modules +loader_conf_files="/boot/loader.conf /boot/loader.conf.local" +module_path="/boot/kernel;/boot/modules;/boot/dtb" +nextboot_conf="/boot/nextboot.conf" +nextboot_enable="NO" +verbose_loading="NO" Index: sys/boot/mips/uboot/start.S =================================================================== --- /dev/null +++ sys/boot/mips/uboot/start.S @@ -0,0 +1,71 @@ +/*- + * Copyright (c) 2016 Stanislav Galabov + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. 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. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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. + * + * $FreeBSD$ + */ + +#include + + .text + .extern _C_LABEL(main) + .weak _DYNAMIC + +/* + * Entry point to the loader that U-Boot passes control to. + */ +ENTRY(_start) + PTR_S sp, uboot_address + j main + nop +END(_start) + +/* + * syscall() + */ +ENTRY(syscall) + PTR_S ra, ret_address + PTR_L t9, syscall_ptr + jalr t9 + nop + PTR_L ra, ret_address + jr ra + nop +END(syscall) + +/* + * Data section + */ + .data + .align 8 + .globl syscall_ptr +syscall_ptr: + .dword 0 + + .globl uboot_address +uboot_address: + .dword 0 + +ret_address: + .dword 0 Index: sys/boot/mips/uboot/version =================================================================== --- /dev/null +++ sys/boot/mips/uboot/version @@ -0,0 +1,9 @@ +$FreeBSD$ + +NOTE ANY CHANGES YOU MAKE TO THE BOOTBLOCKS HERE. The format of this +file is important. Make sure the current version number is on line 6. + +1.2: Extended with NAND FS support. +1.1: Flattened Device Tree blob support. +1.0: Added storage support. Booting from HDD, USB, etc. is now possible. +0.5: Initial U-Boot/arm version (netbooting only).