change log for rtems (2011-10-06)
rtems-vc at rtems.org
rtems-vc at rtems.org
Thu Oct 6 17:11:25 UTC 2011
*joel*:
2011-10-06 Gedare Bloom <giddyup44 at yahoo.com>
PR 1918/cpukit
* cpu.c: Initialize context with cleared g4 register.
M 1.11 cpukit/score/cpu/sparc64/ChangeLog
M 1.3 cpukit/score/cpu/sparc64/cpu.c
diff -u rtems/cpukit/score/cpu/sparc64/ChangeLog:1.10 rtems/cpukit/score/cpu/sparc64/ChangeLog:1.11
--- rtems/cpukit/score/cpu/sparc64/ChangeLog:1.10 Tue Sep 27 04:18:04 2011
+++ rtems/cpukit/score/cpu/sparc64/ChangeLog Thu Oct 6 11:42:52 2011
@@ -1,3 +1,8 @@
+2011-10-06 Gedare Bloom <giddyup44 at yahoo.com>
+
+ PR 1918/cpukit
+ * cpu.c: Initialize context with cleared g4 register.
+
2011-09-27 Sebastian Huber <sebastian.huber at embedded-brains.de>
PR 1914/cpukit
diff -u rtems/cpukit/score/cpu/sparc64/cpu.c:1.2 rtems/cpukit/score/cpu/sparc64/cpu.c:1.3
--- rtems/cpukit/score/cpu/sparc64/cpu.c:1.2 Sun Jul 24 18:43:20 2011
+++ rtems/cpukit/score/cpu/sparc64/cpu.c Thu Oct 6 11:42:52 2011
@@ -104,6 +104,9 @@
the_context->o6_sp = stack_high - CPU_MINIMUM_STACK_FRAME_SIZE - STACK_BIAS;
the_context->i6_fp = 0;
+ /* ABI uses g4 as segment register, make sure it is zeroed */
+ the_context->g4 = 0;
+
/* PSTATE used to be built here, but is no longer included in context */
/*
*joel*:
2011-10-06 Gedare Bloom <giddyup44 at yahoo.com>
PR 1919/bsp
* Makefile.am: Change install ISR callout to bsppredriverhook.
M 1.9 c/src/lib/libbsp/sparc64/usiii/ChangeLog
M 1.3 c/src/lib/libbsp/sparc64/usiii/Makefile.am
diff -u rtems/c/src/lib/libbsp/sparc64/usiii/ChangeLog:1.8 rtems/c/src/lib/libbsp/sparc64/usiii/ChangeLog:1.9
--- rtems/c/src/lib/libbsp/sparc64/usiii/ChangeLog:1.8 Mon Jun 20 05:30:35 2011
+++ rtems/c/src/lib/libbsp/sparc64/usiii/ChangeLog Thu Oct 6 11:44:56 2011
@@ -1,3 +1,8 @@
+2011-10-06 Gedare Bloom <giddyup44 at yahoo.com>
+
+ PR 1919/bsp
+ * Makefile.am: Change install ISR callout to bsppredriverhook.
+
2011-06-20 Ralf Corsépius <ralf.corsepius at rtems.org>
* Makefile.am: Don't reference non-existing files.
diff -u rtems/c/src/lib/libbsp/sparc64/usiii/Makefile.am:1.2 rtems/c/src/lib/libbsp/sparc64/usiii/Makefile.am:1.3
--- rtems/c/src/lib/libbsp/sparc64/usiii/Makefile.am:1.2 Mon Jun 20 05:30:37 2011
+++ rtems/c/src/lib/libbsp/sparc64/usiii/Makefile.am Thu Oct 6 11:44:56 2011
@@ -89,11 +89,11 @@
dist_project_lib_DATA += ../shared/startup/linkcmds
startup_SOURCES = ../../shared/bspclean.c ../../shared/bsplibc.c \
- ../../shared/bsppredriverhook.c ../../shared/bsppretaskinghook.c \
+ ../../shared/bspstart.c ../../shared/bsppretaskinghook.c \
../../shared/bsppost.c \
../../shared/bootcard.c ../../shared/sbrk.c \
../shared/startup/bspgetworkarea.c \
- ../shared/startup/bspstart.c \
+ ../shared/startup/bsppredriverhook.c \
../shared/startup/setvec.c \
../../shared/gnatinstallhandler.c \
../shared/helenos/boot/genarch/balloc.c \
*joel*:
2011-10-06 Gedare Bloom <giddyup44 at yahoo.com>
PR 1919/bsp
* shared/startup/bsppredriverhook.c: New file.
M 1.11 c/src/lib/libbsp/sparc64/ChangeLog
A 1.1 c/src/lib/libbsp/sparc64/shared/startup/bsppredriverhook.c
diff -u rtems/c/src/lib/libbsp/sparc64/ChangeLog:1.10 rtems/c/src/lib/libbsp/sparc64/ChangeLog:1.11
--- rtems/c/src/lib/libbsp/sparc64/ChangeLog:1.10 Mon Jun 20 05:46:23 2011
+++ rtems/c/src/lib/libbsp/sparc64/ChangeLog Thu Oct 6 11:45:12 2011
@@ -1,3 +1,8 @@
+2011-10-06 Gedare Bloom <giddyup44 at yahoo.com>
+
+ PR 1919/bsp
+ * shared/startup/bsppredriverhook.c: New file.
+
2011-06-20 Ralf Corsépius <ralf.corsepius at rtems.org>
* Makefile.am: Remove superfluous EXTRA_DIST.
diff -u /dev/null rtems/c/src/lib/libbsp/sparc64/shared/startup/bsppredriverhook.c:1.1
--- /dev/null Thu Oct 6 12:11:25 2011
+++ rtems/c/src/lib/libbsp/sparc64/shared/startup/bsppredriverhook.c Thu Oct 6 11:45:12 2011
@@ -0,0 +1,21 @@
+/*
+ * This is a bsp_predriver_hook routine for sparc64
+ *
+ * COPYRIGHT (c) 1989-2007.
+ * On-Line Applications Research Corporation (OAR).
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ *
+ * $Id$
+ */
+
+#include <bsp/bootcard.h>
+
+extern void sparc64_install_isr_entries(void);
+
+void bsp_predriver_hook( void )
+{
+ sparc64_install_isr_entries();
+}
*joel*:
2011-10-06 Gedare Bloom <giddyup44 at yahoo.com>
PR 1920/bsp
* shared/helenos/kernel/sparc64/src/sun4u/takemmu.S,
shared/start/start.S, shared/startup/bspgetworkarea.c,
shared/startup/linkcmds: Fix BSP memory use to support more than 4 MB
of RAM.
M 1.12 c/src/lib/libbsp/sparc64/ChangeLog
M 1.2 c/src/lib/libbsp/sparc64/shared/helenos/kernel/sparc64/src/sun4u/takemmu.S
M 1.2 c/src/lib/libbsp/sparc64/shared/start/start.S
M 1.2 c/src/lib/libbsp/sparc64/shared/startup/bspgetworkarea.c
M 1.4 c/src/lib/libbsp/sparc64/shared/startup/linkcmds
diff -u rtems/c/src/lib/libbsp/sparc64/ChangeLog:1.11 rtems/c/src/lib/libbsp/sparc64/ChangeLog:1.12
--- rtems/c/src/lib/libbsp/sparc64/ChangeLog:1.11 Thu Oct 6 11:45:12 2011
+++ rtems/c/src/lib/libbsp/sparc64/ChangeLog Thu Oct 6 11:46:36 2011
@@ -1,5 +1,13 @@
2011-10-06 Gedare Bloom <giddyup44 at yahoo.com>
+ PR 1920/bsp
+ * shared/helenos/kernel/sparc64/src/sun4u/takemmu.S,
+ shared/start/start.S, shared/startup/bspgetworkarea.c,
+ shared/startup/linkcmds: Fix BSP memory use to support more than 4 MB
+ of RAM.
+
+2011-10-06 Gedare Bloom <giddyup44 at yahoo.com>
+
PR 1919/bsp
* shared/startup/bsppredriverhook.c: New file.
diff -u rtems/c/src/lib/libbsp/sparc64/shared/helenos/kernel/sparc64/src/sun4u/takemmu.S:1.1 rtems/c/src/lib/libbsp/sparc64/shared/helenos/kernel/sparc64/src/sun4u/takemmu.S:1.2
--- rtems/c/src/lib/libbsp/sparc64/shared/helenos/kernel/sparc64/src/sun4u/takemmu.S:1.1 Thu Jun 17 11:20:45 2010
+++ rtems/c/src/lib/libbsp/sparc64/shared/helenos/kernel/sparc64/src/sun4u/takemmu.S Thu Oct 6 11:46:36 2011
@@ -178,11 +178,11 @@
stxa %g0, [%g1] ASI_DMMU_DEMAP
membar #Sync
*/
-#define SET_TLB_TAG(r1, context) \
- set VMA | (context << TLB_TAG_ACCESS_CONTEXT_SHIFT), %r1
+#define SET_TLB_TAG(xVMA, r1, context) \
+ set xVMA | (context << TLB_TAG_ACCESS_CONTEXT_SHIFT), %r1
! write DTLB tag
- SET_TLB_TAG(g1, MEM_CONTEXT_KERNEL)
+ SET_TLB_TAG(0x4000, g1, MEM_CONTEXT_KERNEL)
stxa %g1, [VA_DMMU_TAG_ACCESS] %asi
membar #Sync
@@ -271,7 +271,7 @@
flush %g5
*/
! write ITLB tag of context 0
- SET_TLB_TAG(g1, MEM_CONTEXT_KERNEL)
+ SET_TLB_TAG(0x4000, g1, MEM_CONTEXT_KERNEL)
mov VA_DMMU_TAG_ACCESS, %g2
stxa %g1, [%g2] ASI_IMMU
flush %g5
@@ -280,6 +280,36 @@
SET_TLB_DATA(g1, g2, TTE_L) ! use non-global mapping
stxa %g1, [%g0] ASI_ITLB_DATA_IN_REG
flush %g5
+
+ ! GAB: add more mappings for dmmu in 4 MB chunks
+ SET_TLB_TAG(0x404000, g1, MEM_CONTEXT_KERNEL)
+ stxa %g1, [VA_DMMU_TAG_ACCESS] %asi
+ membar #Sync
+ set 0x400000, %g1
+ add %g1, %l5, %l5
+ SET_TLB_DATA(g1, g2, TTE_L | TTE_W)
+ stxa %g1, [%g0] ASI_DTLB_DATA_IN_REG
+ membar #Sync
+
+ SET_TLB_TAG(0x804000, g1, MEM_CONTEXT_KERNEL)
+ stxa %g1, [VA_DMMU_TAG_ACCESS] %asi
+ membar #Sync
+ set 0x400000, %g1
+ add %g1, %l5, %l5
+ SET_TLB_DATA(g1, g2, TTE_L | TTE_W)
+ stxa %g1, [%g0] ASI_DTLB_DATA_IN_REG
+ membar #Sync
+
+ SET_TLB_TAG(0xc04000, g1, MEM_CONTEXT_KERNEL)
+ stxa %g1, [VA_DMMU_TAG_ACCESS] %asi
+ membar #Sync
+ set 0x400000, %g1
+ add %g1, %l5, %l5
+ SET_TLB_DATA(g1, g2, TTE_L | TTE_W)
+ stxa %g1, [%g0] ASI_DTLB_DATA_IN_REG
+ membar #Sync
+
+
/*
! enter nucleus - using context 0
wrpr %g0, 1, %tl
diff -u rtems/c/src/lib/libbsp/sparc64/shared/start/start.S:1.1 rtems/c/src/lib/libbsp/sparc64/shared/start/start.S:1.2
--- rtems/c/src/lib/libbsp/sparc64/shared/start/start.S:1.1 Thu Jun 17 11:20:45 2010
+++ rtems/c/src/lib/libbsp/sparc64/shared/start/start.S Thu Oct 6 11:46:36 2011
@@ -123,6 +123,10 @@
set SYM(StackStart), %sp
add %sp, -STACK_BIAS, %sp
+ /* BSP-specific pre-bootcard initializations */
+ call SYM(_BSP_init)
+ nop
+
setx ofw_cif, %l0, %l1
call ofw_init ! initialize OpenFirmware
@@ -131,9 +135,6 @@
call bootstrap
nop
- /* BSP-specific pre-bootcard initializations */
- call SYM(_BSP_init)
- nop
/* Set up ISR handler for interrupt enable/disable */
setx SYM(syscall), %l0, %o1
diff -u rtems/c/src/lib/libbsp/sparc64/shared/startup/bspgetworkarea.c:1.1 rtems/c/src/lib/libbsp/sparc64/shared/startup/bspgetworkarea.c:1.2
--- rtems/c/src/lib/libbsp/sparc64/shared/startup/bspgetworkarea.c:1.1 Thu Jun 17 11:20:46 2010
+++ rtems/c/src/lib/libbsp/sparc64/shared/startup/bspgetworkarea.c Thu Oct 6 11:46:36 2011
@@ -59,7 +59,7 @@
#endif
*work_area_start = WorkAreaBase;
- *work_area_size = ram_end - (uintptr_t) WorkAreaBase;
+ *work_area_size = (uintptr_t) HeapSize;
*heap_start = (void*) HeapBase;
*heap_size = (uintptr_t) HeapSize;
diff -u rtems/c/src/lib/libbsp/sparc64/shared/startup/linkcmds:1.3 rtems/c/src/lib/libbsp/sparc64/shared/startup/linkcmds:1.4
--- rtems/c/src/lib/libbsp/sparc64/shared/startup/linkcmds:1.3 Tue Nov 16 17:20:08 2010
+++ rtems/c/src/lib/libbsp/sparc64/shared/startup/linkcmds Thu Oct 6 11:46:36 2011
@@ -13,9 +13,9 @@
* Declare some sizes.
*/
RamBase = DEFINED(RamBase) ? RamBase : 0x0;
-RamSize = DEFINED(RamSize) ? RamSize : 16M;
-HeapSize = DEFINED(HeapSize) ? HeapSize : 256k;
-StackSize = DEFINED(StackSize) ? StackSize : 256k;
+RamSize = DEFINED(RamSize) ? RamSize : 12M;
+HeapSize = DEFINED(HeapSize) ? HeapSize : 1M;
+StackSize = DEFINED(StackSize) ? StackSize : 1M;
RAM_END = RamBase + RamSize;
@@ -25,7 +25,7 @@
MEMORY
{
- ram : ORIGIN = 0x0, LENGTH = 16M
+ ram : ORIGIN = 0x0, LENGTH = 12M
}
--
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