SPARC: Added generic support for SPARC architecture.
Signed-off-by: Daniel Hellstrom <daniel@gaisler.com>
diff --git a/examples/Makefile b/examples/Makefile
index c5d629b..66b354d 100644
--- a/examples/Makefile
+++ b/examples/Makefile
@@ -69,6 +69,9 @@
LOAD_ADDR = 0x8C000000
endif
+ifeq ($(ARCH),sparc)
+LOAD_ADDR = 0x00000000 -L $(gcclibdir) -T sparc.lds
+endif
include $(TOPDIR)/config.mk
diff --git a/examples/sparc.lds b/examples/sparc.lds
new file mode 100644
index 0000000..7592544
--- /dev/null
+++ b/examples/sparc.lds
@@ -0,0 +1,61 @@
+/*
+ * (C) Copyright 2003, Psyent Corporation <www.psyent.com>
+ * Scott McNutt <smcnutt@psyent.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
+{
+ .text :
+ {
+ *(.text)
+ }
+ __text_end = .;
+
+ . = ALIGN(4);
+ .rodata :
+ {
+ *(.rodata)
+ }
+ __rodata_end = .;
+
+ . = ALIGN(4);
+ .data :
+ {
+ *(.data)
+ }
+ . = ALIGN(4);
+ __data_end = .;
+
+ __bss_start = .;
+ . = ALIGN(4);
+ .bss :
+ {
+ *(.bss)
+ }
+ . = ALIGN(4);
+ __bss_end = .;
+ _end = .;
+}
diff --git a/examples/stubs.c b/examples/stubs.c
index b9dbcf9..ec53532 100644
--- a/examples/stubs.c
+++ b/examples/stubs.c
@@ -167,6 +167,22 @@
" nop\n" \
" nop\n" \
: : "i"(offsetof(gd_t, jt)), "i"(XF_ ## x * sizeof(void *)) : "r1");
+#elif defined(CONFIG_SPARC)
+/*
+ * g7 holds the pointer to the global_data. g1 is call clobbered.
+ */
+#define EXPORT_FUNC(x) \
+ asm volatile( \
+" .globl\t" #x "\n" \
+#x ":\n" \
+" set %0, %%g1\n" \
+" or %%g1, %%g7, %%g1\n" \
+" ld [%%g1], %%g1\n" \
+" ld [%%g1 + %1], %%g1\n" \
+" call %%g1\n" \
+" nop\n" \
+ : : "i"(offsetof(gd_t, jt)), "i"(XF_ ## x) : "g1" );
+
#else
#error stubs definition missing for this architecture
#endif