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authorDaniel Hellstrom <daniel@gaisler.com>2008-03-28 10:20:43 +0100
committerDaniel Hellstrom <daniel@gaisler.com>2008-04-08 07:58:33 +0000
commitab68f921d9c741830f721c3d879c13a0c5597183 (patch)
tree2fc71ec96d84886e9ff001707848f344088ebc48 /board/gaisler/grsim_leon2
parent6ed8a43a19bb0275501bc286007daafa923552cf (diff)
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SPARC/LEON2: added support for Gaisler simulator GRSIM/TSIM for SPARC/LEON2 targets. See www.gaisler.com for information.
Signed-off-by: Daniel Hellstrom <daniel@gaisler.com>
Diffstat (limited to 'board/gaisler/grsim_leon2')
-rw-r--r--board/gaisler/grsim_leon2/Makefile50
-rw-r--r--board/gaisler/grsim_leon2/config.mk34
-rw-r--r--board/gaisler/grsim_leon2/grsim_leon2.c43
-rw-r--r--board/gaisler/grsim_leon2/u-boot.lds159
4 files changed, 286 insertions, 0 deletions
diff --git a/board/gaisler/grsim_leon2/Makefile b/board/gaisler/grsim_leon2/Makefile
new file mode 100644
index 0000000..6295109
--- /dev/null
+++ b/board/gaisler/grsim_leon2/Makefile
@@ -0,0 +1,50 @@
+#
+# (C) Copyright 2003-2004
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+include $(TOPDIR)/config.mk
+
+LIB = $(obj)lib$(BOARD).a
+
+COBJS := $(BOARD).o
+
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+SOBJS := $(addprefix $(obj),$(SOBJS))
+
+$(LIB): $(obj).depend $(OBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS)
+
+clean:
+ rm -f $(SOBJS) $(OBJS)
+
+distclean: clean
+ rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/gaisler/grsim_leon2/config.mk b/board/gaisler/grsim_leon2/config.mk
new file mode 100644
index 0000000..65eba1b
--- /dev/null
+++ b/board/gaisler/grsim_leon2/config.mk
@@ -0,0 +1,34 @@
+#
+# (C) Copyright 2007
+# Daniel Hellstrom, Gaisler Research, daniel@gaisler.com
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+#
+# GRSIM simulating a LEON2 board
+#
+
+# RUN U-BOOT FROM PROM
+TEXT_BASE = 0x00000000
+
+# RUN U-BOOT FROM RAM
+#TEXT_BASE = 0x40000000
+
+PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) -I$(TOPDIR)/board
diff --git a/board/gaisler/grsim_leon2/grsim_leon2.c b/board/gaisler/grsim_leon2/grsim_leon2.c
new file mode 100644
index 0000000..55dfe82
--- /dev/null
+++ b/board/gaisler/grsim_leon2/grsim_leon2.c
@@ -0,0 +1,43 @@
+/* GRSIM/TSIM board
+ *
+ * (C) Copyright 2007
+ * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ *
+ */
+
+#include <common.h>
+#include <asm/leon.h>
+
+long int initdram(int board_type)
+{
+ return 1;
+}
+
+int checkboard(void)
+{
+ puts("Board: GRSIM/TSIM LEON2\n");
+ return 0;
+}
+
+int misc_init_r(void)
+{
+ return 0;
+}
diff --git a/board/gaisler/grsim_leon2/u-boot.lds b/board/gaisler/grsim_leon2/u-boot.lds
new file mode 100644
index 0000000..2a22082
--- /dev/null
+++ b/board/gaisler/grsim_leon2/u-boot.lds
@@ -0,0 +1,159 @@
+/* Linker script for Gaisler Research AB's GRSIM LEON2 simulator.
+ *
+ * (C) Copyright 2007
+ * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ *
+ */
+
+OUTPUT_FORMAT("elf32-sparc", "elf32-sparc", "elf32-sparc")
+OUTPUT_ARCH(sparc)
+ENTRY(_start)
+SECTIONS
+{
+
+/* Read-only sections, merged into text segment: */
+ . = + SIZEOF_HEADERS;
+ .interp : { *(.interp) }
+ .hash : { *(.hash) }
+ .dynsym : { *(.dynsym) }
+ .dynstr : { *(.dynstr) }
+ .rel.text : { *(.rel.text) }
+ .rela.text : { *(.rela.text) }
+ .rel.data : { *(.rel.data) }
+ .rela.data : { *(.rela.data) }
+ .rel.rodata : { *(.rel.rodata) }
+ .rela.rodata : { *(.rela.rodata) }
+ .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.bss : { *(.rel.bss) }
+ .rela.bss : { *(.rela.bss) }
+ .rel.plt : { *(.rel.plt) }
+ .rela.plt : { *(.rela.plt) }
+ .init : { *(.init) }
+ .plt : { *(.plt) }
+
+ .text : {
+ _load_addr = .;
+ _text = .;
+
+ *(.start)
+ cpu/leon2/start.o (.text)
+/* 8k is the same as the PROM offset from end of main memory, (CFG_PROM_SIZE) */
+ . = ALIGN(8192);
+/* PROM CODE, Will be relocated to the end of memory,
+ * no global data accesses please.
+ */
+ __prom_start = .;
+ *(.prom.pgt)
+ *(.prom.data)
+ *(.prom.text)
+ . = ALIGN(16);
+ __prom_end = .;
+ *(.text)
+ *(.fixup)
+ *(.gnu.warning)
+/* *(.got1)*/
+ . = ALIGN(16);
+ *(.rodata)
+ *(.rodata1)
+ *(.rodata.*)
+ *(.eh_frame)
+ }
+ . = ALIGN(4);
+ _etext = .;
+
+ /* CMD Table */
+
+ __u_boot_cmd_start = .;
+ .u_boot_cmd : { *(.u_boot_cmd) }
+ . = ALIGN(4);
+ __u_boot_cmd_end = .;
+
+ .data :
+ {
+ *(.data)
+ *(.data1)
+ *(.data.rel)
+ *(.data.rel.*)
+ *(.sdata)
+ *(.sdata2)
+ *(.dynamic)
+ CONSTRUCTORS
+ }
+ _edata = .;
+ PROVIDE (edata = .);
+
+ . = ALIGN(4);
+ __got_start = .;
+ .got : {
+ *(.got)
+/* *(.data.rel)
+ *(.data.rel.local)*/
+ . = ALIGN(16);
+ }
+ __got_end = .;
+
+/* .data.rel : { } */
+
+ . = ALIGN(4096);
+ __init_begin = .;
+ .text.init : { *(.text.init) }
+ .data.init : { *(.data.init) }
+ . = ALIGN(4096);
+ __init_end = .;
+
+ __bss_start = .;
+ .bss :
+ {
+ *(.sbss) *(.scommon)
+ *(.dynbss)
+ *(.bss)
+ *(COMMON)
+ . = ALIGN(16); /* to speed clearing of bss up */
+ }
+ __bss_end = . ;
+ _end = . ;
+ PROVIDE (end = .);
+
+/* Relocated into main memory */
+
+ /* Start of main memory */
+ /*. = 0x40000000;*/
+
+ .stack (NOLOAD) : { *(.stack) }
+
+ /* PROM CODE */
+
+ /* global data in RAM passed to kernel after booting */
+
+ .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) }
+
+}