svn commit: r205839 - in projects/ppc64/sys/boot/powerpc: . ps3
Nathan Whitehorn
nwhitehorn at FreeBSD.org
Mon Mar 29 16:14:22 UTC 2010
Author: nwhitehorn
Date: Mon Mar 29 16:14:22 2010
New Revision: 205839
URL: http://svn.freebsd.org/changeset/base/205839
Log:
Judging by this morning's news, we may be a bit late to this party, but:
Add the beginnings of a PS3 loader. This is sufficient to be started from
Mambo, LV1, or kboot, and can print "Hello World" to the Mambo console.
More features will come later.
Added:
projects/ppc64/sys/boot/powerpc/ps3/
projects/ppc64/sys/boot/powerpc/ps3/Makefile
projects/ppc64/sys/boot/powerpc/ps3/conf.c
projects/ppc64/sys/boot/powerpc/ps3/help.ps3
projects/ppc64/sys/boot/powerpc/ps3/ldscript.powerpc
projects/ppc64/sys/boot/powerpc/ps3/main.c
projects/ppc64/sys/boot/powerpc/ps3/metadata.c
projects/ppc64/sys/boot/powerpc/ps3/start.S
projects/ppc64/sys/boot/powerpc/ps3/version
Modified:
projects/ppc64/sys/boot/powerpc/Makefile
Modified: projects/ppc64/sys/boot/powerpc/Makefile
==============================================================================
--- projects/ppc64/sys/boot/powerpc/Makefile Mon Mar 29 15:59:44 2010 (r205838)
+++ projects/ppc64/sys/boot/powerpc/Makefile Mon Mar 29 16:14:22 2010 (r205839)
@@ -1,5 +1,5 @@
# $FreeBSD$
-SUBDIR= boot1.chrp ofw uboot
+SUBDIR= boot1.chrp ofw uboot ps3
.include <bsd.subdir.mk>
Added: projects/ppc64/sys/boot/powerpc/ps3/Makefile
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ projects/ppc64/sys/boot/powerpc/ps3/Makefile Mon Mar 29 16:14:22 2010 (r205839)
@@ -0,0 +1,108 @@
+# $FreeBSD: projects/ppc64/sys/boot/powerpc/ofw/Makefile 204217 2010-02-22 18:07:41Z nwhitehorn $
+
+.include <bsd.own.mk>
+MK_SSP= no
+
+PROG= loader.ps3
+NEWVERSWHAT= "Playstation 3 loader" ${MACHINE_ARCH}
+BINDIR?= /boot
+INSTALLFLAGS= -b
+
+# Architecture-specific loader code
+SRCS= start.S conf.c metadata.c vers.c main.c
+SRCS+= ucmpdi2.c
+
+LOADER_DISK_SUPPORT?= no
+LOADER_UFS_SUPPORT?= no
+LOADER_CD9660_SUPPORT?= no
+LOADER_EXT2FS_SUPPORT?= no
+LOADER_NET_SUPPORT?= no
+LOADER_NFS_SUPPORT?= no
+LOADER_TFTP_SUPPORT?= no
+LOADER_GZIP_SUPPORT?= no
+LOADER_BZIP2_SUPPORT?= no
+
+.if ${LOADER_DISK_SUPPORT} == "yes"
+CFLAGS+= -DLOADER_DISK_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_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 ${MK_FORTH} != "no"
+# Enable BootForth
+BOOT_FORTH= yes
+CFLAGS+= -DBOOT_FORTH -I${.CURDIR}/../../ficl -I${.CURDIR}/../../ficl/powerpc
+LIBFICL= ${.OBJDIR}/../../ficl/libficl.a
+.endif
+
+# Avoid the open-close-dance for every file access as some firmwares perform
+# an auto-negotiation on every open of the network interface and thus causes
+# netbooting to take horribly long.
+CFLAGS+= -DNETIF_OPEN_CLOSE_ONCE
+
+# Always add MI sources
+.PATH: ${.CURDIR}/../../common ${.CURDIR}/../../../libkern
+.include "${.CURDIR}/../../common/Makefile.inc"
+CFLAGS+= -I${.CURDIR}/../../common -I${.CURDIR}/../../..
+CFLAGS+= -I.
+
+CLEANFILES+= vers.c loader.help
+
+CFLAGS+= -ffreestanding -msoft-float
+# load address. set in linker script
+RELOC?= 0x0
+CFLAGS+= -DRELOC=${RELOC}
+
+LDFLAGS= -nostdlib -static -T ${.CURDIR}/ldscript.powerpc
+
+# 64-bit bridge extensions
+CFLAGS+= -Wa,-mppc64bridge
+
+# Pull in common loader code
+#.PATH: ${.CURDIR}/../../ofw/common
+#.include "${.CURDIR}/../../ofw/common/Makefile.inc"
+
+# where to get libstand from
+CFLAGS+= -I${.CURDIR}/../../../../lib/libstand/
+
+DPADD= ${LIBFICL} ${LIBOFW} ${LIBSTAND}
+LDADD= ${LIBFICL} ${LIBOFW} -lstand
+
+vers.c: ${.CURDIR}/../../common/newvers.sh ${.CURDIR}/version
+ sh ${.CURDIR}/../../common/newvers.sh ${.CURDIR}/version ${NEWVERSWHAT}
+
+loader.help: help.common help.ps3
+ cat ${.ALLSRC} | \
+ awk -f ${.CURDIR}/../../common/merge_help.awk > ${.TARGET}
+
+.PATH: ${.CURDIR}/../../forth
+FILES= loader.help loader.4th support.4th loader.conf
+FILESDIR_loader.conf= /boot/defaults
+
+.if !exists(${DESTDIR}/boot/loader.rc)
+FILES+= loader.rc
+.endif
+
+.include <bsd.prog.mk>
Added: projects/ppc64/sys/boot/powerpc/ps3/conf.c
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ projects/ppc64/sys/boot/powerpc/ps3/conf.c Mon Mar 29 16:14:22 2010 (r205839)
@@ -0,0 +1,120 @@
+/*-
+ * Copyright (c) 1999 Michael Smith <msmith at freebsd.org>
+ * 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 <sys/cdefs.h>
+__FBSDID("$FreeBSD: projects/ppc64/sys/boot/powerpc/ofw/conf.c 196951 2009-09-07 20:39:04Z nwhitehorn $");
+
+#include <stand.h>
+#include "bootstrap.h"
+
+#if defined(LOADER_NET_SUPPORT)
+#include "dev_net.h"
+#endif
+
+/*
+ * We could use linker sets for some or all of these, but
+ * then we would have to control what ended up linked into
+ * the bootstrap. So it's easier to conditionalise things
+ * here.
+ *
+ * XXX rename these arrays to be consistent and less namespace-hostile
+ */
+
+/* Exported for libstand */
+struct devsw *devsw[] = {
+#if defined(LOADER_DISK_SUPPORT) || defined(LOADER_CD9660_SUPPORT)
+ &ofwdisk,
+#endif
+#if defined(LOADER_NET_SUPPORT)
+ &netdev,
+#endif
+ NULL
+};
+
+struct fs_ops *file_system[] = {
+#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_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)
+ &ofwnet,
+#endif
+ NULL,
+};
+
+/* Exported for PowerPC only */
+/*
+ * Sort formats so that those that can detect based on arguments
+ * rather than reading the file go first.
+ */
+
+struct file_format *file_formats[] = {
+#if 0
+ &ofw_elf64,
+#endif
+ NULL
+};
+
+/*
+ * Consoles
+ *
+ * We don't prototype these in libofw.h because they require
+ * data structures from bootstrap.h as well.
+ */
+extern struct console ofwconsole;
+
+struct console *consoles[] = {
+#if 0
+ &mamboconsole,
+#endif
+ NULL
+};
+
+/*
+ * reloc - our load address
+ */
+vm_offset_t reloc = RELOC;
Added: projects/ppc64/sys/boot/powerpc/ps3/help.ps3
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ projects/ppc64/sys/boot/powerpc/ps3/help.ps3 Mon Mar 29 16:14:22 2010 (r205839)
@@ -0,0 +1 @@
+$FreeBSD: projects/ppc64/sys/boot/powerpc/ofw/help.ofw 174722 2007-12-17 22:18:07Z marcel $
Added: projects/ppc64/sys/boot/powerpc/ps3/ldscript.powerpc
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ projects/ppc64/sys/boot/powerpc/ps3/ldscript.powerpc Mon Mar 29 16:14:22 2010 (r205839)
@@ -0,0 +1,147 @@
+/* $FreeBSD: projects/ppc64/sys/boot/powerpc/ofw/ldscript.powerpc 204915 2010-03-09 17:26:50Z nwhitehorn $ */
+
+OUTPUT_FORMAT("elf32-powerpc", "elf32-powerpc", "elf32-powerpc")
+OUTPUT_ARCH(powerpc:common)
+ENTRY(_start)
+SEARCH_DIR(/usr/lib);
+/* Do we need any of these for elf?
+ __DYNAMIC = 0; */
+PROVIDE (__stack = 0);
+SECTIONS
+{
+ /* Read-only sections, merged into text segment: */
+ . = 0x0;
+ .text :
+ {
+ *(.text)
+ /* .gnu.warning sections are handled specially by elf32.em. */
+ *(.gnu.warning)
+ *(.gnu.linkonce.t*)
+ } =0
+ _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) }
+ .text :
+ {
+ *(.text)
+ /* .gnu.warning sections are handled specially by elf32.em. */
+ *(.gnu.warning)
+ *(.gnu.linkonce.t*)
+ } =0
+ _etext = .;
+ PROVIDE (etext = .);
+ .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 . */
+}
+
Added: projects/ppc64/sys/boot/powerpc/ps3/main.c
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ projects/ppc64/sys/boot/powerpc/ps3/main.c Mon Mar 29 16:14:22 2010 (r205839)
@@ -0,0 +1,68 @@
+/*-
+ * Copyright (C) 2010 Nathan Whitehorn
+ * 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 ``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 TOOLS GMBH 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 <sys/cdefs.h>
+__FBSDID("$FreeBSD: head/sys/boot/powerpc/ofw/start.c 174722 2007-12-17 22:18:07Z marcel $");
+
+#include <stand.h>
+#include "bootstrap.h"
+
+ int mambocall(int, ...);
+ __asm(".text; .globl mambocall; mambocall: .long 0x000EAEB0; blr");
+ #define mambo_print(a) mambocall(0,a,strlen(a));
+
+struct arch_switch archsw;
+
+int
+main(void)
+{
+ mambo_print("Hello world\n");
+
+ return (0);
+}
+
+void
+exit(int code)
+{
+}
+
+void
+delay(int usecs)
+{
+}
+
+int
+getsecs()
+{
+ return (0);
+}
+
+time_t
+time(time_t *tloc)
+{
+ return (0);
+}
+
+
Added: projects/ppc64/sys/boot/powerpc/ps3/metadata.c
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ projects/ppc64/sys/boot/powerpc/ps3/metadata.c Mon Mar 29 16:14:22 2010 (r205839)
@@ -0,0 +1,355 @@
+/*-
+ * Copyright (c) 1998 Michael Smith <msmith at freebsd.org>
+ * 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.
+ *
+ * from: FreeBSD: src/sys/boot/sparc64/loader/metadata.c,v 1.6
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD: projects/ppc64/sys/boot/powerpc/ofw/metadata.c 197113 2009-09-12 05:39:51Z nwhitehorn $");
+
+#include <stand.h>
+#include <sys/param.h>
+#include <sys/reboot.h>
+#include <sys/linker.h>
+
+#include <machine/metadata.h>
+
+#include "bootstrap.h"
+
+/*
+ * Return a 'boothowto' value corresponding to the kernel arguments in
+ * (kargs) and any relevant environment variables.
+ */
+static struct
+{
+ const char *ev;
+ int mask;
+} howto_names[] = {
+ {"boot_askname", RB_ASKNAME},
+ {"boot_cdrom", RB_CDROM},
+ {"boot_ddb", RB_KDB},
+ {"boot_dfltroot", RB_DFLTROOT},
+ {"boot_gdb", RB_GDB},
+ {"boot_multicons", RB_MULTIPLE},
+ {"boot_mute", RB_MUTE},
+ {"boot_pause", RB_PAUSE},
+ {"boot_serial", RB_SERIAL},
+ {"boot_single", RB_SINGLE},
+ {"boot_verbose", RB_VERBOSE},
+ {NULL, 0}
+};
+
+int
+md_getboothowto(char *kargs)
+{
+ char *cp;
+ int howto;
+ int active;
+ int i;
+
+ /* Parse kargs */
+ howto = 0;
+ if (kargs != NULL) {
+ cp = kargs;
+ active = 0;
+ while (*cp != 0) {
+ if (!active && (*cp == '-')) {
+ active = 1;
+ } else if (active)
+ switch (*cp) {
+ case 'a':
+ howto |= RB_ASKNAME;
+ break;
+ case 'C':
+ howto |= RB_CDROM;
+ break;
+ case 'd':
+ howto |= RB_KDB;
+ break;
+ case 'D':
+ howto |= RB_MULTIPLE;
+ break;
+ case 'm':
+ howto |= RB_MUTE;
+ break;
+ case 'g':
+ howto |= RB_GDB;
+ break;
+ case 'h':
+ howto |= RB_SERIAL;
+ break;
+ case 'p':
+ howto |= RB_PAUSE;
+ break;
+ case 'r':
+ howto |= RB_DFLTROOT;
+ break;
+ case 's':
+ howto |= RB_SINGLE;
+ break;
+ case 'v':
+ howto |= RB_VERBOSE;
+ break;
+ default:
+ active = 0;
+ break;
+ }
+ cp++;
+ }
+ }
+ /* get equivalents from the environment */
+ for (i = 0; howto_names[i].ev != NULL; i++)
+ if (getenv(howto_names[i].ev) != NULL)
+ howto |= howto_names[i].mask;
+ if (!strcmp(getenv("console"), "comconsole"))
+ howto |= RB_SERIAL;
+ if (!strcmp(getenv("console"), "nullconsole"))
+ howto |= RB_MUTE;
+ return(howto);
+}
+
+/*
+ * Copy the environment into the load area starting at (addr).
+ * Each variable is formatted as <name>=<value>, with a single nul
+ * separating each variable, and a double nul terminating the environment.
+ */
+vm_offset_t
+md_copyenv(vm_offset_t addr)
+{
+ struct env_var *ep;
+
+ /* traverse the environment */
+ for (ep = environ; ep != NULL; ep = ep->ev_next) {
+ archsw.arch_copyin(ep->ev_name, addr, strlen(ep->ev_name));
+ addr += strlen(ep->ev_name);
+ archsw.arch_copyin("=", addr, 1);
+ addr++;
+ if (ep->ev_value != NULL) {
+ archsw.arch_copyin(ep->ev_value, addr, strlen(ep->ev_value));
+ addr += strlen(ep->ev_value);
+ }
+ archsw.arch_copyin("", addr, 1);
+ addr++;
+ }
+ archsw.arch_copyin("", addr, 1);
+ addr++;
+ return(addr);
+}
+
+/*
+ * Copy module-related data into the load area, where it can be
+ * used as a directory for loaded modules.
+ *
+ * Module data is presented in a self-describing format. Each datum
+ * is preceded by a 32-bit identifier and a 32-bit size field.
+ *
+ * Currently, the following data are saved:
+ *
+ * MOD_NAME (variable) module name (string)
+ * MOD_TYPE (variable) module type (string)
+ * MOD_ARGS (variable) module parameters (string)
+ * MOD_ADDR sizeof(vm_offset_t) module load address
+ * MOD_SIZE sizeof(size_t) module size
+ * MOD_METADATA (variable) type-specific metadata
+ */
+
+static int align;
+
+#define COPY32(v, a, c) { \
+ u_int32_t x = (v); \
+ if (c) \
+ archsw.arch_copyin(&x, a, sizeof(x)); \
+ a += sizeof(x); \
+}
+
+#define MOD_STR(t, a, s, c) { \
+ COPY32(t, a, c); \
+ COPY32(strlen(s) + 1, a, c) \
+ if (c) \
+ archsw.arch_copyin(s, a, strlen(s) + 1);\
+ a += roundup(strlen(s) + 1, align); \
+}
+
+#define MOD_NAME(a, s, c) MOD_STR(MODINFO_NAME, a, s, c)
+#define MOD_TYPE(a, s, c) MOD_STR(MODINFO_TYPE, a, s, c)
+#define MOD_ARGS(a, s, c) MOD_STR(MODINFO_ARGS, a, s, c)
+
+#define MOD_VAR(t, a, s, c) { \
+ COPY32(t, a, c); \
+ COPY32(sizeof(s), a, c); \
+ if (c) \
+ archsw.arch_copyin(&s, a, sizeof(s)); \
+ a += roundup(sizeof(s), align); \
+}
+
+#define MOD_ADDR(a, s, c) MOD_VAR(MODINFO_ADDR, a, s, c)
+#define MOD_SIZE(a, s, c) MOD_VAR(MODINFO_SIZE, a, s, c)
+
+#define MOD_METADATA(a, mm, c) { \
+ COPY32(MODINFO_METADATA | mm->md_type, a, c);\
+ COPY32(mm->md_size, a, c); \
+ if (c) \
+ archsw.arch_copyin(mm->md_data, a, mm->md_size);\
+ a += roundup(mm->md_size, align); \
+}
+
+#define MOD_END(a, c) { \
+ COPY32(MODINFO_END, a, c); \
+ COPY32(0, a, c); \
+}
+
+vm_offset_t
+md_copymodules(vm_offset_t addr, int kern64)
+{
+ struct preloaded_file *fp;
+ struct file_metadata *md;
+ uint64_t scratch64;
+ int c;
+
+ c = addr != 0;
+ /* start with the first module on the list, should be the kernel */
+ for (fp = file_findfile(NULL, NULL); fp != NULL; fp = fp->f_next) {
+
+ MOD_NAME(addr, fp->f_name, c); /* this field must come first */
+ MOD_TYPE(addr, fp->f_type, c);
+ if (fp->f_args)
+ MOD_ARGS(addr, fp->f_args, c);
+ if (kern64) {
+ scratch64 = fp->f_addr;
+ MOD_ADDR(addr, scratch64, c);
+ scratch64 = fp->f_size;
+ MOD_SIZE(addr, scratch64, c);
+ } else {
+ MOD_ADDR(addr, fp->f_addr, c);
+ MOD_SIZE(addr, fp->f_size, c);
+ }
+ for (md = fp->f_metadata; md != NULL; md = md->md_next) {
+ if (!(md->md_type & MODINFOMD_NOCOPY)) {
+ MOD_METADATA(addr, md, c);
+ }
+ }
+ }
+ MOD_END(addr, c);
+ return(addr);
+}
+
+/*
+ * Load the information expected by a powerpc kernel.
+ *
+ * - The 'boothowto' argument is constructed
+ * - The 'bootdev' argument is constructed
+ * - The kernel environment is copied into kernel space.
+ * - Module metadata are formatted and placed in kernel space.
+ */
+int
+md_load_dual(char *args, vm_offset_t *modulep, int kern64)
+{
+ struct preloaded_file *kfp;
+ struct preloaded_file *xp;
+ struct file_metadata *md;
+ vm_offset_t kernend;
+ vm_offset_t addr;
+ vm_offset_t envp;
+ vm_offset_t size;
+ uint64_t scratch64;
+ char *rootdevname;
+ int howto;
+
+ align = kern64 ? 8 : 4;
+ howto = md_getboothowto(args);
+
+ /*
+ * Allow the environment variable 'rootdev' to override the supplied device
+ * This should perhaps go to MI code and/or have $rootdev tested/set by
+ * MI code before launching the kernel.
+ */
+ rootdevname = getenv("rootdev");
+ if (rootdevname == NULL)
+ rootdevname = getenv("currdev");
+ /* Try reading the /etc/fstab file to select the root device */
+ getrootmount(rootdevname);
+
+ /* find the last module in the chain */
+ addr = 0;
+ for (xp = file_findfile(NULL, NULL); xp != NULL; xp = xp->f_next) {
+ if (addr < (xp->f_addr + xp->f_size))
+ addr = xp->f_addr + xp->f_size;
+ }
+ /* pad to a page boundary */
+ addr = roundup(addr, PAGE_SIZE);
+
+ /* copy our environment */
+ envp = addr;
+ addr = md_copyenv(addr);
+
+ /* pad to a page boundary */
+ addr = roundup(addr, PAGE_SIZE);
+
+ kernend = 0;
+ kfp = file_findfile(NULL, kern64 ? "elf64 kernel" : "elf32 kernel");
+ if (kfp == NULL)
+ kfp = file_findfile(NULL, "elf kernel");
+ if (kfp == NULL)
+ panic("can't find kernel file");
+ file_addmetadata(kfp, MODINFOMD_HOWTO, sizeof howto, &howto);
+ if (kern64) {
+ scratch64 = envp;
+ file_addmetadata(kfp, MODINFOMD_ENVP, sizeof scratch64, &scratch64);
+ scratch64 = kernend;
+ file_addmetadata(kfp, MODINFOMD_KERNEND, sizeof scratch64, &scratch64);
+ } else {
+ file_addmetadata(kfp, MODINFOMD_ENVP, sizeof envp, &envp);
+ file_addmetadata(kfp, MODINFOMD_KERNEND, sizeof kernend, &kernend);
+ }
+
+ *modulep = addr;
+ size = md_copymodules(0, kern64);
+ kernend = roundup(addr + size, PAGE_SIZE);
+
+ md = file_findmetadata(kfp, MODINFOMD_KERNEND);
+ if (kern64) {
+ scratch64 = kernend;
+ bcopy(&scratch64, md->md_data, sizeof scratch64);
+ } else {
+ bcopy(&kernend, md->md_data, sizeof kernend);
+ }
+
+ (void)md_copymodules(addr, kern64);
+
+ return(0);
+}
+
+int
+md_load(char *args, vm_offset_t *modulep)
+{
+ return (md_load_dual(args, modulep, 0));
+}
+
+int
+md_load64(char *args, vm_offset_t *modulep)
+{
+ return (md_load_dual(args, modulep, 1));
+}
+
Added: projects/ppc64/sys/boot/powerpc/ps3/start.S
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ projects/ppc64/sys/boot/powerpc/ps3/start.S Mon Mar 29 16:14:22 2010 (r205839)
@@ -0,0 +1,109 @@
+/*-
+ * Copyright (C) 2010 Nathan Whitehorn
+ * 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 ``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 TOOLS GMBH 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.
+ */
+
+
+/*
+ * KBoot and simulators will start this program from the _start symbol, with
+ * r3 pointing to a flattened device tree (kexec), r4 the physical address
+ * at which we were loaded, and r5 0 (kexec) or a pointer to Open Firmware
+ * (simulator). If r4 is non-zero, the first order of business is relocating
+ * ourselves to 0. In the kboot case, the PPE secondary thread will enter
+ * at 0x60.
+ *
+ * If started directly by the LV1 hypervisor, we are loaded to address 0
+ * and execution on both threads begins at 0x100 (EXC_RST).
+ */
+
+#define CACHELINE_SIZE 128
+#define SPR_CTRL 136
+#define TMPSTKSZ 4096
+
+/* KBoot thread 0 entry -- do relocation, then jump to main */
+.global _start
+_start:
+ cmpwi %r4,0
+ bne relocate_self
+relocated_start:
+ lis %r1,(tmpstk+TMPSTKSZ-16)@ha
+ addi %r1,%r1,(tmpstk+TMPSTKSZ-16)@l
+ bl main
+
+. = 0x20
+.global secondary_spin_sem
+secondary_spin_sem:
+ .long 0
+
+. = 0x60
+thread1_start:
+ ba thread1_start /* kboot copies the first 256 bytes to
+ * address 0, so we are safe to jump
+ * (and stay) there */
+
+ li %r0,secondary_spin_sem at l
+1: lwz %r1,0(%r0) /* Spin on SECONDARY_SPIN_SEM_ADDRESS */
+ cmpwi %r1,0
+ beq 1b
+ li %r0,0x100 /* Invalidate reset vector cache line */
+ icbi 0,%r0
+ ba 0x100 /* If non-zero, jump to the reset vector */
+
+. = 0x100
+exc_rst:
+ mfspr %r0,SPR_CTRL
+ /* The first two bits of r0 are 01 (thread 1) or 10 (thread 0) */
+ cntlzd %r0,%r0 /* Now 0 for thread 0, 1 for thread 1 */
+
+ cmpwi %r0,0
+ bne thread1_start /* Send thread 1 to wait */
+
+ b relocated_start /* Main entry point for thread 0 */
+
+relocate_self:
+ /* We enter this with r4 the physical offset for our relocation */
+ lis %r8,_end at ha /* r8: copy length */
+ addi %r8,%r8,_end at l
+ li %r5,0 /* r5: dest address */
+1: add %r6,%r4,%r5 /* r6: source address */
+ ld %r7,0(%r6)
+ std %r7,0(%r5)
+ cmpw %r5,%r8
+ addi %r5,%r5,8
+ blt 1b
+
+ /* Now invalidate the icache */
+2: li %r5,0
+ dcbst 0,%r5
+ icbi 0,%r5
+ cmpw %r5,%r8
+ addi %r5,%r5,CACHELINE_SIZE
+ blt 2b
+
+ /* All done: absolute jump to relocated entry point */
+ ba relocated_start
+
+.data
+.align 4
+tmpstk:
+ .space TMPSTKSZ
Added: projects/ppc64/sys/boot/powerpc/ps3/version
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ projects/ppc64/sys/boot/powerpc/ps3/version Mon Mar 29 16:14:22 2010 (r205839)
@@ -0,0 +1,6 @@
+$FreeBSD: projects/ppc64/sys/boot/powerpc/ofw/version 174722 2007-12-17 22:18:07Z marcel $
+
+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.
+
+0.1: Initial PS3/PowerPC version.
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