[rtems commit] bsp/xilinx-zynq: Add zync_clock_cpu_1x()

Sebastian Huber sebh at rtems.org
Thu Nov 20 13:53:25 UTC 2014


Module:    rtems
Branch:    master
Commit:    bdf8fa76c24f563c1d1287e24bfa65c0d2186588
Changeset: http://git.rtems.org/rtems/commit/?id=bdf8fa76c24f563c1d1287e24bfa65c0d2186588

Author:    Sebastian Huber <sebastian.huber at embedded-brains.de>
Date:      Thu Nov 13 10:12:32 2014 +0100

bsp/xilinx-zynq: Add zync_clock_cpu_1x()

---

 c/src/lib/libbsp/arm/xilinx-zynq/configure.ac       | 5 +++++
 c/src/lib/libbsp/arm/xilinx-zynq/include/bsp.h      | 4 +++-
 c/src/lib/libbsp/arm/xilinx-zynq/startup/bspstart.c | 7 ++++++-
 3 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/c/src/lib/libbsp/arm/xilinx-zynq/configure.ac b/c/src/lib/libbsp/arm/xilinx-zynq/configure.ac
index a6f16cc..580049a 100644
--- a/c/src/lib/libbsp/arm/xilinx-zynq/configure.ac
+++ b/c/src/lib/libbsp/arm/xilinx-zynq/configure.ac
@@ -34,6 +34,11 @@ RTEMS_BSPOPTS_SET([ZYNQ_CLOCK_UART],[xilinx_zynq_zedboard*],[50000000UL])
 RTEMS_BSPOPTS_SET([ZYNQ_CLOCK_UART],[*],[50000000UL])
 RTEMS_BSPOPTS_HELP([ZYNQ_CLOCK_UART],[Zynq UART clock frequency in Hz])
 
+RTEMS_BSPOPTS_SET([ZYNQ_CLOCK_CPU_1X],[xilinx_zynq_zc702*],[111111111U])
+RTEMS_BSPOPTS_SET([ZYNQ_CLOCK_CPU_1X],[xilinx_zynq_zedboard*],[111111111U])
+RTEMS_BSPOPTS_SET([ZYNQ_CLOCK_CPU_1X],[*],[111111111U])
+RTEMS_BSPOPTS_HELP([ZYNQ_CLOCK_CPU_1X],[Zynq cpu_1x clock frequency in Hz])
+
 USE_FAST_IDLE=0
 AS_IF([test "x${RTEMS_BSP}" == xxilinx_zynq_a9_qemu], [USE_FAST_IDLE=1])
 
diff --git a/c/src/lib/libbsp/arm/xilinx-zynq/include/bsp.h b/c/src/lib/libbsp/arm/xilinx-zynq/include/bsp.h
index d2c0bbb..9a0bfd2 100644
--- a/c/src/lib/libbsp/arm/xilinx-zynq/include/bsp.h
+++ b/c/src/lib/libbsp/arm/xilinx-zynq/include/bsp.h
@@ -5,7 +5,7 @@
  */
 
 /*
- * Copyright (c) 2013 embedded brains GmbH.  All rights reserved.
+ * Copyright (c) 2013-2014 embedded brains GmbH.  All rights reserved.
  *
  *  embedded brains GmbH
  *  Dornierstr. 4
@@ -67,6 +67,8 @@ extern "C" {
  */
 BSP_START_TEXT_SECTION void zynq_setup_mmu_and_cache(void);
 
+uint32_t zynq_clock_cpu_1x(void);
+
 /** @} */
 
 #ifdef __cplusplus
diff --git a/c/src/lib/libbsp/arm/xilinx-zynq/startup/bspstart.c b/c/src/lib/libbsp/arm/xilinx-zynq/startup/bspstart.c
index 0be515c..ad66640 100644
--- a/c/src/lib/libbsp/arm/xilinx-zynq/startup/bspstart.c
+++ b/c/src/lib/libbsp/arm/xilinx-zynq/startup/bspstart.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013 embedded brains GmbH.  All rights reserved.
+ * Copyright (c) 2013-2014 embedded brains GmbH.  All rights reserved.
  *
  *  embedded brains GmbH
  *  Dornierstr. 4
@@ -17,6 +17,11 @@
 #include <bsp/arm-a9mpcore-clock.h>
 #include <bsp/irq-generic.h>
 
+__attribute__ ((weak)) uint32_t zynq_clock_cpu_1x(void)
+{
+  return ZYNQ_CLOCK_CPU_1X;
+}
+
 void bsp_start(void)
 {
   a9mpcore_clock_initialize_early();



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