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-rw-r--r--sys/boot/ia64/ski/Makefile2
-rw-r--r--sys/boot/ia64/ski/ldscript.ia64172
-rw-r--r--sys/boot/ia64/ski/main.c8
-rw-r--r--sys/boot/ia64/ski/start.S64
-rw-r--r--sys/boot/ia64/skiload/Makefile2
-rw-r--r--sys/boot/ia64/skiload/ldscript.ia64172
-rw-r--r--sys/boot/ia64/skiload/main.c8
-rw-r--r--sys/boot/ia64/skiload/start.S64
8 files changed, 230 insertions, 262 deletions
diff --git a/sys/boot/ia64/ski/Makefile b/sys/boot/ia64/ski/Makefile
index 8a374a1..8ba596a 100644
--- a/sys/boot/ia64/ski/Makefile
+++ b/sys/boot/ia64/ski/Makefile
@@ -7,7 +7,7 @@ NOMAN=
NEWVERSWHAT= "ia64 SKI boot" ${MACHINE_ARCH}
BINDIR?= /boot
-SRCS+= main.c conf.c
+SRCS+= conf.c main.c start.S
CFLAGS+= -ffreestanding
diff --git a/sys/boot/ia64/ski/ldscript.ia64 b/sys/boot/ia64/ski/ldscript.ia64
index cb35a4b..e4e1dad 100644
--- a/sys/boot/ia64/ski/ldscript.ia64
+++ b/sys/boot/ia64/ski/ldscript.ia64
@@ -1,135 +1,61 @@
/* $FreeBSD$ */
OUTPUT_FORMAT("elf64-ia64-little", "elf64-ia64-little", "elf64-ia64-little")
OUTPUT_ARCH(ia64)
-ENTRY(__start)
+ENTRY(_start)
SECTIONS
{
/* Read-only sections, merged into text segment: */
. = 0x100000;
-
- .text :
- {
- *(.text.ivt)
- . += 8192;
- *(.text)
- *(.stub)
- /* .gnu.warning sections are handled specially by elf32.em. */
+ .text : {
+ *(.text .stub .text.* .gnu.linkonce.t.*)
+ /* .gnu.warning sections are handled specially by elf32.em. */
*(.gnu.warning)
- *(.gnu.linkonce.t*)
- } =0x47ff041f
- .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*) }
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- .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
- _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. */
- . = .;
- .data :
- {
- *(.data)
- *(.gnu.linkonce.d*)
- CONSTRUCTORS
+ *(.plt)
+ } =0x00300000010070000002000001000400
+ .data : {
+ *(.rodata .rodata.* .gnu.linkonce.r.*)
+ *(.rodata1)
+ *(.sdata2 .sdata2.* .gnu.linkonce.s2.*)
+ *(.sbss2 .sbss2.* .gnu.linkonce.sb2.*)
+ *(.opd)
+ *(.IA_64.unwind_info* .gnu.linkonce.ia64unwi.*)
+ *(.IA_64.unwind* .gnu.linkonce.ia64unw.*)
+ __start_set_Xcommand_set = .;
+ *(set_Xcommand_set)
+ __stop_set_Xcommand_set = .;
+ *(.data .data.* .gnu.linkonce.d.*)
+ *(.data1)
+ *(.plabel)
+ *(.dynbss)
+ *(.bss .bss.* .gnu.linkonce.b.*)
+ *(COMMON)
}
- .data1 : { *(.data1) }
- .ctors :
- {
- *(.ctors)
+ __gp = .;
+ .sdata : {
+ *(.got.plt .got)
+ *(.IA_64.pltoff)
+ *(.sdata .sdata.* .gnu.linkonce.s.*)
+ *(dynsbss)
+ *(.sbss .sbss.* .gnu.linkonce.sb.*)
+ *(.scommon)
}
- .dtors :
- {
- *(.dtors)
+ .dynamic : { *(.dynamic) }
+ .rela : {
+ *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
+ *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
+ *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
+ *(.rela.got)
+ *(.rela.sdata .rela.sdata.* .rela.gnu.linkonce.s.*)
+ *(.rela.sbss .rela.sbss.* .rela.gnu.linkonce.sb.*)
+ *(.rela.sdata2 .rela.sdata2.* .rela.gnu.linkonce.s2.*)
+ *(.rela.sbss2 .rela.sbss2.* .rela.gnu.linkonce.sb2.*)
+ *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
+ *(.rela.plt)
+ *(.rela.IA_64.pltoff)
+ *(.relaset_*)
+ *(.rela.dyn .rela.dyn.*)
}
- .plt : { *(.plt) }
- /* gp points at .got+(1<<21) */
- __gp = ALIGN(8) + 0x200000;
- .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)
- }
- . = ALIGN(64 / 8);
- _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 . */
+ .hash : { *(.hash) }
+ .dynsym : { *(.dynsym) }
+ .dynstr : { *(.dynstr) }
}
-
diff --git a/sys/boot/ia64/ski/main.c b/sys/boot/ia64/ski/main.c
index c4b2225..f336d17 100644
--- a/sys/boot/ia64/ski/main.c
+++ b/sys/boot/ia64/ski/main.c
@@ -45,17 +45,11 @@ struct ski_devdesc currdev; /* our current device */
struct arch_switch archsw; /* MI/MD interface boundary */
void
-__start(void)
+ski_main(void)
{
- static char stack[16384] __aligned(16);
static char malloc[512*1024];
int i;
- __asm __volatile("movl gp=__gp;;");
- __asm __volatile("mov sp=%0" :: "r"(&stack[16384]));
- __asm __volatile("bsw.1;;");
- __asm __volatile("mov ar.fpsr=%0" :: "r"(IA64_FPSR_DEFAULT));
-
/*
* initialise the heap as early as possible. Once this is done,
* alloc() is usable. The stack is buried inside us, so this is
diff --git a/sys/boot/ia64/ski/start.S b/sys/boot/ia64/ski/start.S
new file mode 100644
index 0000000..bb0266f
--- /dev/null
+++ b/sys/boot/ia64/ski/start.S
@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2003 Marcel Moolenaar
+ * 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 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.
+ *
+ * $FreeBSD$
+ */
+
+#include <machine/fpu.h>
+
+#define STACKSIZE 16384
+#define FPSR_DEFAULT 0x0009804c0270033f
+
+ .text
+ .global _start
+ .proc _start
+_start:
+{ .mlx
+ mov ar.rsc=0
+ movl gp=__gp
+ ;;
+}
+{ .mlx
+ add r2=@gprel(stack),gp
+ movl r14=FPSR_DEFAULT
+ ;;
+}
+{ .mib
+ mov ar.bspstore=r2
+ add r12=STACKSIZE-16,r2
+ bsw.1
+ ;;
+}
+{ .mmb
+ mov ar.rsc=3
+ mov ar.fpsr=r14
+ br.sptk ski_main
+ ;;
+}
+ .endp _start
+
+ .data
+ .align 16
+stack: .skip STACKSIZE
diff --git a/sys/boot/ia64/skiload/Makefile b/sys/boot/ia64/skiload/Makefile
index 8a374a1..8ba596a 100644
--- a/sys/boot/ia64/skiload/Makefile
+++ b/sys/boot/ia64/skiload/Makefile
@@ -7,7 +7,7 @@ NOMAN=
NEWVERSWHAT= "ia64 SKI boot" ${MACHINE_ARCH}
BINDIR?= /boot
-SRCS+= main.c conf.c
+SRCS+= conf.c main.c start.S
CFLAGS+= -ffreestanding
diff --git a/sys/boot/ia64/skiload/ldscript.ia64 b/sys/boot/ia64/skiload/ldscript.ia64
index cb35a4b..e4e1dad 100644
--- a/sys/boot/ia64/skiload/ldscript.ia64
+++ b/sys/boot/ia64/skiload/ldscript.ia64
@@ -1,135 +1,61 @@
/* $FreeBSD$ */
OUTPUT_FORMAT("elf64-ia64-little", "elf64-ia64-little", "elf64-ia64-little")
OUTPUT_ARCH(ia64)
-ENTRY(__start)
+ENTRY(_start)
SECTIONS
{
/* Read-only sections, merged into text segment: */
. = 0x100000;
-
- .text :
- {
- *(.text.ivt)
- . += 8192;
- *(.text)
- *(.stub)
- /* .gnu.warning sections are handled specially by elf32.em. */
+ .text : {
+ *(.text .stub .text.* .gnu.linkonce.t.*)
+ /* .gnu.warning sections are handled specially by elf32.em. */
*(.gnu.warning)
- *(.gnu.linkonce.t*)
- } =0x47ff041f
- .interp : { *(.interp) }
- .hash : { *(.hash) }
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- .rodata : { *(.rodata) *(.gnu.linkonce.r*) }
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- the same address within the page on the next page up. */
- . = .;
- .data :
- {
- *(.data)
- *(.gnu.linkonce.d*)
- CONSTRUCTORS
+ *(.plt)
+ } =0x00300000010070000002000001000400
+ .data : {
+ *(.rodata .rodata.* .gnu.linkonce.r.*)
+ *(.rodata1)
+ *(.sdata2 .sdata2.* .gnu.linkonce.s2.*)
+ *(.sbss2 .sbss2.* .gnu.linkonce.sb2.*)
+ *(.opd)
+ *(.IA_64.unwind_info* .gnu.linkonce.ia64unwi.*)
+ *(.IA_64.unwind* .gnu.linkonce.ia64unw.*)
+ __start_set_Xcommand_set = .;
+ *(set_Xcommand_set)
+ __stop_set_Xcommand_set = .;
+ *(.data .data.* .gnu.linkonce.d.*)
+ *(.data1)
+ *(.plabel)
+ *(.dynbss)
+ *(.bss .bss.* .gnu.linkonce.b.*)
+ *(COMMON)
}
- .data1 : { *(.data1) }
- .ctors :
- {
- *(.ctors)
+ __gp = .;
+ .sdata : {
+ *(.got.plt .got)
+ *(.IA_64.pltoff)
+ *(.sdata .sdata.* .gnu.linkonce.s.*)
+ *(dynsbss)
+ *(.sbss .sbss.* .gnu.linkonce.sb.*)
+ *(.scommon)
}
- .dtors :
- {
- *(.dtors)
+ .dynamic : { *(.dynamic) }
+ .rela : {
+ *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
+ *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
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+ *(.rela.plt)
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- __gp = ALIGN(8) + 0x200000;
- .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)
- }
- . = ALIGN(64 / 8);
- _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) }
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- .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 . */
+ .hash : { *(.hash) }
+ .dynsym : { *(.dynsym) }
+ .dynstr : { *(.dynstr) }
}
-
diff --git a/sys/boot/ia64/skiload/main.c b/sys/boot/ia64/skiload/main.c
index c4b2225..f336d17 100644
--- a/sys/boot/ia64/skiload/main.c
+++ b/sys/boot/ia64/skiload/main.c
@@ -45,17 +45,11 @@ struct ski_devdesc currdev; /* our current device */
struct arch_switch archsw; /* MI/MD interface boundary */
void
-__start(void)
+ski_main(void)
{
- static char stack[16384] __aligned(16);
static char malloc[512*1024];
int i;
- __asm __volatile("movl gp=__gp;;");
- __asm __volatile("mov sp=%0" :: "r"(&stack[16384]));
- __asm __volatile("bsw.1;;");
- __asm __volatile("mov ar.fpsr=%0" :: "r"(IA64_FPSR_DEFAULT));
-
/*
* initialise the heap as early as possible. Once this is done,
* alloc() is usable. The stack is buried inside us, so this is
diff --git a/sys/boot/ia64/skiload/start.S b/sys/boot/ia64/skiload/start.S
new file mode 100644
index 0000000..bb0266f
--- /dev/null
+++ b/sys/boot/ia64/skiload/start.S
@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2003 Marcel Moolenaar
+ * 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 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.
+ *
+ * $FreeBSD$
+ */
+
+#include <machine/fpu.h>
+
+#define STACKSIZE 16384
+#define FPSR_DEFAULT 0x0009804c0270033f
+
+ .text
+ .global _start
+ .proc _start
+_start:
+{ .mlx
+ mov ar.rsc=0
+ movl gp=__gp
+ ;;
+}
+{ .mlx
+ add r2=@gprel(stack),gp
+ movl r14=FPSR_DEFAULT
+ ;;
+}
+{ .mib
+ mov ar.bspstore=r2
+ add r12=STACKSIZE-16,r2
+ bsw.1
+ ;;
+}
+{ .mmb
+ mov ar.rsc=3
+ mov ar.fpsr=r14
+ br.sptk ski_main
+ ;;
+}
+ .endp _start
+
+ .data
+ .align 16
+stack: .skip STACKSIZE
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