2011-12-15 Konrad Eisele <konrad@gaisler.com>

        * configure.in: Add SPARC LEON support.
        * configure: Regenerated.
        * sparc_leon/asm-leon/amba.h, sparc_leon/asm-leon/asmmacro.h,
        sparc_leon/asm-leon/clock.h, sparc_leon/asm-leon/contextswitch.h,
        sparc_leon/asm-leon/elfmacro.h, sparc_leon/asm-leon/head.h,
        sparc_leon/asm-leon/irq.h, sparc_leon/asm-leon/jiffies.h,
        sparc_leon/asm-leon/lambapp.h, sparc_leon/asm-leon/lambapp_devs.h,
        sparc_leon/asm-leon/leon.h, sparc_leon/asm-leon/leon3.h,
        sparc_leon/asm-leon/leonbare_debug.h, sparc_leon/asm-leon/leonbare_kernel.h,
        sparc_leon/asm-leon/leonbare_kernel_queue.h, sparc_leon/asm-leon/leoncompat.h,
        sparc_leon/asm-leon/leondbg.h, sparc_leon/asm-leon/leonstack.h,
        sparc_leon/asm-leon/liblocks.h, sparc_leon/asm-leon/linkage.h,
        sparc_leon/asm-leon/param.h, sparc_leon/asm-leon/queue.h,
        sparc_leon/asm-leon/spinlock.h, sparc_leon/asm-leon/stack.h,
        sparc_leon/asm-leon/time.h, sparc_leon/asm-leon/timer.h,
        sparc_leon/asm-leon/types.h, sparc_leon/asm-leon/winmacros.h:
        New file.
        * sparc_leon/Makefile.in, sparc_leon/_exit.c,
        sparc_leon/amba.c, sparc_leon/amba_dbg.c,
        sparc_leon/amba_driver.c, sparc_leon/amba_scan.c,
        sparc_leon/asm-leon, sparc_leon/bdinit.S,
        sparc_leon/busscan.S, sparc_leon/cacheA.S,
        sparc_leon/catch_interrupt.c, sparc_leon/catch_interrupt_mvt.c,
        sparc_leon/catch_interrupt_pending.c, sparc_leon/catch_interrupt_svt.c,
        sparc_leon/configure.in,
        sparc_leon/console.c, sparc_leon/console_dbg.c,
        sparc_leon/console_init.c, sparc_leon/contextswitch.c,
        sparc_leon/contextswitch_asm.S, sparc_leon/crt0.S,
        sparc_leon/crti.S, sparc_leon/crtn.S,
        sparc_leon/etrap.S, sparc_leon/etrap_fast.S,
        sparc_leon/fpu.S, sparc_leon/gettimeofday.c,
        sparc_leon/initcalls.c, sparc_leon/io.c,
        sparc_leon/irqinstall.S, sparc_leon/irqtrap.S,
        sparc_leon/irqtrap_fast.S, sparc_leon/jiffies.c,
        sparc_leon/kernel.c, sparc_leon/kernel_context.S,
        sparc_leon/kernel_debug.c, sparc_leon/kernel_debug_var.c,
        sparc_leon/kernel_mm.c, sparc_leon/kernel_mutex.c,
        sparc_leon/kernel_queue.c, sparc_leon/kernel_sched.c,
        sparc_leon/kernel_thread.c, sparc_leon/lcpuinit.S,
        sparc_leon/locore.S, sparc_leon/locore_atexit.c,
        sparc_leon/locore_clean.S, sparc_leon/locore_mvt.S,
        sparc_leon/locore_mvt_reset.S, sparc_leon/locore_svt.S,
        sparc_leon/locore_svt_reset.S, sparc_leon/locore_svtdisp.S,
        sparc_leon/locore_var.S, sparc_leon/locore_var_svt.S,
        sparc_leon/mmu_asm.S, sparc_leon/mutex.c,
        sparc_leon/nocache.S, sparc_leon/pnpinit.c,
        sparc_leon/pnpinit_malloc.c, sparc_leon/pnpinit_simple.c,
        sparc_leon/regwin.S, sparc_leon/regwin_patch.c,
        sparc_leon/regwin_slow.S, sparc_leon/regwinflush.S,
        sparc_leon/rtc.c, sparc_leon/rtrap.S,
        sparc_leon/rtrap_fast.S, sparc_leon/stop.S,
        sparc_leon/timer.c, sparc_leon/times.c:
        New file
        * sparc_leon/configure: Regenerate

1 files changed, 117 insertions, 0 deletions

diff --git a/libgloss/sparc_leon/nocache.S b/libgloss/sparc_leon/nocache.S
new file mode 100644
index 000000000..12709afa5
--- /dev/null
+++ b/libgloss/sparc_leon/nocache.S
@@ -0,0 +1,117 @@
+/*
+ * Copyright (c) 2011 Aeroflex Gaisler
+ *
+ * BSD license:
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+
+#include <asm-leon/elfmacro.h>
+#include <asm-leon/leon.h>
+#include <asm-leon/leonstack.h>
+#include <asm-leon/contextswitch.h>
+#include <asm-leon/winmacros.h>
+#include <asm-leon/leonbare_kernel.h>
+
+	FUNC_EXPORT(leonbare_leon23_loadnocache)
+	FUNC_EXPORT(leonbare_leon23_loadnocache16)
+	FUNC_EXPORT(leonbare_leon23_loadnocache8)
+
+	FUNC_EXPORT(leonbare_leon3_loadnocache)
+	FUNC_EXPORT(leonbare_leon3_loadnocache16)
+	FUNC_EXPORT(leonbare_leon3_loadnocache8)
+
+	
+	FUNC_EXPORT(leonbare_leon23_storenocache)
+	FUNC_EXPORT(leonbare_leon23_storenocache16)
+	FUNC_EXPORT(leonbare_leon23_storenocache8)
+	
+	FUNC_IMPORT(_leon_version)
+
+	.text
+
+/* =================================== */	
+/* LEON2 / 3 */
+/* load with forceing cache miss */	
+FUNC_BEGIN(leonbare_leon23_loadnocache)		/* use only %o0,%o1,%o7 */	
+	lda 	[%o0] ASI_LEON3_CACHEMISS, %o0
+	retl
+	 nop
+FUNC_END(leonbare_leon23_loadnocache)
+
+/* load with forceing cache miss */	
+FUNC_BEGIN(leonbare_leon23_loadnocache16)
+	lduha 	[%o0] ASI_LEON3_CACHEMISS, %o0
+	retl
+	 nop
+FUNC_END(leonbare_leon23_loadnocache16)
+
+/* load with forceing cache miss */	
+FUNC_BEGIN(leonbare_leon23_loadnocache8)
+	lduba 	[%o0] ASI_LEON3_CACHEMISS, %o0
+	retl
+	 nop
+FUNC_END(leonbare_leon23_loadnocache8)
+
+/* write through cache */
+FUNC_BEGIN(leonbare_leon23_storenocache)		/* use only %o0,%o1,%o7 */	
+	st 	%o1, [%o0]
+	retl
+	 mov 	%o1,%o0
+FUNC_END(leonbare_leon23_storenocache)
+		
+/* write through cache */
+FUNC_BEGIN(leonbare_leon23_storenocache16)
+	sth 	%o1, [%o0]
+	retl
+	 mov 	%o1,%o0
+FUNC_END(leonbare_leon23_storenocache16)
+
+/* write through cache */
+FUNC_BEGIN(leonbare_leon23_storenocache8)
+	stb 	%o1, [%o0]
+	retl
+	 mov 	%o1,%o0
+FUNC_END(leonbare_leon23_storenocache8)
+
+
+
+/* =================================== */	
+/* LEON3 only */
+/* load with forceing cache miss */	
+FUNC_BEGIN(leonbare_leon3_loadnocache)		/* use only %o0,%o1,%o7 */	
+	retl
+	 lda 	[%o0] ASI_LEON3_CACHEMISS, %o0
+FUNC_END(leonbare_leon3_loadnocache)
+
+/* load with forceing cache miss */	
+FUNC_BEGIN(leonbare_leon3_loadnocache16)
+	retl
+	 lduha 	[%o0] ASI_LEON3_CACHEMISS, %o0
+FUNC_END(leonbare_leon3_loadnocache16)
+
+/* load with forceing cache miss */	
+FUNC_BEGIN(leonbare_leon3_loadnocache8)
+	retl
+	 lduba 	[%o0] ASI_LEON3_CACHEMISS, %o0
+FUNC_END(leonbare_leon3_loadnocache8)
+	
+
+