bsp/xm_tms570: New BSPxtratum

7 files changed, 184 insertions, 0 deletions

diff --git a/c/src/lib/libbsp/arm/xm-tms570/startup/bspreset.c b/c/src/lib/libbsp/arm/xm-tms570/startup/bspreset.c
new file mode 100644
index 0000000000..454ba8e225
--- /dev/null
+++ b/c/src/lib/libbsp/arm/xm-tms570/startup/bspreset.c
@@ -0,0 +1,25 @@
+/*
+ * @file bspreset.c
+ *
+ * @author Miguel Masmano <mmasmano@fentiss.com>
+ *
+ * @copyright
+ * Copyright 2016 Fent Innovative Software Solutions (FENTISS). 
+ * All rights reserved.
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.org/license/LICENSE.
+ */
+
+#include <bsp.h>
+#include <bsp/bootcard.h>
+#include <bsp/start.h>
+
+#include <xm.h>
+
+void bsp_reset(void)
+{    
+    /* A reset cannot be directly done since the 
+       partition's code is not restored by the bootloader */
+    XM_halt_partition(XM_PARTITION_SELF);
+}
diff --git a/c/src/lib/libbsp/arm/xm-tms570/startup/bspstart.c b/c/src/lib/libbsp/arm/xm-tms570/startup/bspstart.c
new file mode 100644
index 0000000000..f4de34fa12
--- /dev/null
+++ b/c/src/lib/libbsp/arm/xm-tms570/startup/bspstart.c
@@ -0,0 +1,21 @@
+/*
+ * Copyright (c) 2017 embedded brains GmbH.  All rights reserved.
+ *
+ *  embedded brains GmbH
+ *  Dornierstr. 4
+ *  82178 Puchheim
+ *  Germany
+ *  <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.org/license/LICENSE.
+ */
+
+#include <bsp/bootcard.h>
+#include <bsp/irq-generic.h>
+
+void bsp_start(void)
+{
+  bsp_interrupt_initialize();
+}
diff --git a/c/src/lib/libbsp/arm/xm-tms570/startup/bspstarthooks.c b/c/src/lib/libbsp/arm/xm-tms570/startup/bspstarthooks.c
new file mode 100644
index 0000000000..cf9c190f28
--- /dev/null
+++ b/c/src/lib/libbsp/arm/xm-tms570/startup/bspstarthooks.c
@@ -0,0 +1,26 @@
+/*
+ * Copyright (c) 2017 embedded brains GmbH.  All rights reserved.
+ *
+ *  embedded brains GmbH
+ *  Dornierstr. 4
+ *  82178 Puchheim
+ *  Germany
+ *  <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.org/license/LICENSE.
+ */
+
+#include <bsp/start.h>
+
+BSP_START_TEXT_SECTION void bsp_start_hook_0(void)
+{
+  /* Nothing to do */
+}
+
+BSP_START_TEXT_SECTION void bsp_start_hook_1(void)
+{
+  bsp_start_copy_sections();
+  bsp_start_clear_bss();
+}
diff --git a/c/src/lib/libbsp/arm/xm-tms570/startup/cpucounterread.c b/c/src/lib/libbsp/arm/xm-tms570/startup/cpucounterread.c
new file mode 100644
index 0000000000..9cefff34ec
--- /dev/null
+++ b/c/src/lib/libbsp/arm/xm-tms570/startup/cpucounterread.c
@@ -0,0 +1,50 @@
+/*
+ * @file cpucounterread.c
+ *
+ * @author Miguel Masmano <mmasmano@fentiss.com>
+ *
+ * @copyright
+ * Copyright 2016 Fent Innovative Software Solutions (FENTISS). 
+ * All rights reserved.
+ *
+ * Copyright 2017 embedded brains GmbH.
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.org/license/LICENSE.
+ */
+
+#include <rtems/counter.h>
+#include <rtems/sysinit.h>
+
+#include <libcpu/arm-cp15.h>
+
+#include <bsp.h>
+#include <xm.h>
+
+CPU_Counter_ticks _CPU_Counter_read(void)
+{
+#ifdef XM_TMS570_USE_PMU_FOR_CPU_COUNTER
+  return arm_cp15_get_performance_monitors_cycle_count();
+#else
+  xmTime_t cTime;
+  XM_get_time(XM_HW_CLOCK, &cTime);
+
+  return (CPU_Counter_ticks)cTime;
+#endif
+}
+
+static void xm_tms570_cpu_counter_initialize(void)
+{
+#ifdef XM_TMS570_USE_PMU_FOR_CPU_COUNTER
+  rtems_counter_initialize_converter(XM_TMS570_GCLK);
+#else
+  rtems_counter_initialize_converter(1000000);
+#endif
+}
+
+RTEMS_SYSINIT_ITEM(
+  xm_tms570_cpu_counter_initialize,
+  RTEMS_SYSINIT_BSP_START,
+  RTEMS_SYSINIT_ORDER_FIRST
+);
diff --git a/c/src/lib/libbsp/arm/xm-tms570/startup/linkcmds b/c/src/lib/libbsp/arm/xm-tms570/startup/linkcmds
new file mode 100644
index 0000000000..7cfdcef7a3
--- /dev/null
+++ b/c/src/lib/libbsp/arm/xm-tms570/startup/linkcmds
@@ -0,0 +1,5 @@
+MEMORY {
+	PARTITION_AREA : ORIGIN = 0x80200000, LENGTH =  6M
+}
+
+INCLUDE linkcmds.xm_tms570
diff --git a/c/src/lib/libbsp/arm/xm-tms570/startup/linkcmds.xm_tms570 b/c/src/lib/libbsp/arm/xm-tms570/startup/linkcmds.xm_tms570
new file mode 100644
index 0000000000..e14467ccff
--- /dev/null
+++ b/c/src/lib/libbsp/arm/xm-tms570/startup/linkcmds.xm_tms570
@@ -0,0 +1,30 @@
+REGION_ALIAS ("REGION_START", PARTITION_AREA);
+REGION_ALIAS ("REGION_VECTOR", PARTITION_AREA);
+REGION_ALIAS ("REGION_TEXT", PARTITION_AREA);
+REGION_ALIAS ("REGION_TEXT_LOAD", PARTITION_AREA);
+REGION_ALIAS ("REGION_RODATA", PARTITION_AREA);
+REGION_ALIAS ("REGION_RODATA_LOAD", PARTITION_AREA);
+REGION_ALIAS ("REGION_DATA", PARTITION_AREA);
+REGION_ALIAS ("REGION_DATA_LOAD", PARTITION_AREA);
+REGION_ALIAS ("REGION_FAST_TEXT", PARTITION_AREA);
+REGION_ALIAS ("REGION_FAST_TEXT_LOAD", PARTITION_AREA);
+REGION_ALIAS ("REGION_FAST_DATA", PARTITION_AREA);
+REGION_ALIAS ("REGION_FAST_DATA_LOAD", PARTITION_AREA);
+REGION_ALIAS ("REGION_BSS", PARTITION_AREA);
+REGION_ALIAS ("REGION_WORK", PARTITION_AREA);
+REGION_ALIAS ("REGION_STACK", PARTITION_AREA);
+REGION_ALIAS ("REGION_NOCACHE", PARTITION_AREA);
+REGION_ALIAS ("REGION_NOCACHE_LOAD", PARTITION_AREA);
+
+bsp_stack_main_size = DEFINED (bsp_stack_main_size) ? bsp_stack_main_size : 1024;
+bsp_stack_main_size = ALIGN (bsp_stack_main_size, bsp_stack_align);
+
+/*
+ * This is an ugly hack to make the xmImageHdr placement a bit more resilient
+ * to start section size changes.
+ */
+bsp_section_xbarrier_align = DEFINED (bsp_section_xbarrier_align) ? bsp_section_xbarrier_align : 256;
+
+EXTERN(xmImageHdr)
+
+INCLUDE linkcmds.armv4
diff --git a/c/src/lib/libbsp/arm/xm-tms570/startup/xmhdr.c b/c/src/lib/libbsp/arm/xm-tms570/startup/xmhdr.c
new file mode 100644
index 0000000000..20e5abfb09
--- /dev/null
+++ b/c/src/lib/libbsp/arm/xm-tms570/startup/xmhdr.c
@@ -0,0 +1,27 @@
+/*
+ * @file xmhdr.c
+ *
+ * @author Miguel Masmano <mmasmano@fentiss.com>
+ *
+ * @copyright
+ * Copyright 2016 Fent Innovative Software Solutions (FENTISS). 
+ * All rights reserved.
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.org/license/LICENSE.
+ */
+
+#include <xm.h>
+
+/* 
+   This header must be included within the partition 
+   in order to be loaded by XtratuM
+*/
+
+struct xmImageHdr xmImageHdr __XMIHDR = {
+    .sSignature=XMEF_PARTITION_MAGIC,
+    .compilationXmAbiVersion=XM_SET_VERSION(XM_ABI_VERSION, XM_ABI_SUBVERSION, XM_ABI_REVISION),
+    .compilationXmApiVersion=XM_SET_VERSION(XM_API_VERSION, XM_API_SUBVERSION, XM_API_REVISION),
+    .noCustomFiles=0,
+    .eSignature=XMEF_PARTITION_MAGIC,
+};