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authorSebastian Huber <sebastian.huber@embedded-brains.de>2013-05-14 10:12:52 +0200
committerSebastian Huber <sebastian.huber@embedded-brains.de>2013-05-29 11:06:07 +0200
commitbaf8f4dabc12bc9ff64354e832a06dd5aa03e484 (patch)
treea0f742b9eaff5dfeb03d0a74f9b51eeb7e9aa100 /cpukit/score/include
parentsmp: Make CPU_ALLOCATE_INTERRUPT_STACK optional (diff)
downloadrtems-baf8f4dabc12bc9ff64354e832a06dd5aa03e484.tar.bz2
smp: Simplify main CPU initialization
Call _SMP_Handler_initialize() later and move bsp_smp_initialize() into _SMP_Handler_initialize(). Change bsp_smp_initialize() prototype to match integer types of calling context.
Diffstat (limited to 'cpukit/score/include')
-rw-r--r--cpukit/score/include/rtems/bspsmp.h23
1 files changed, 13 insertions, 10 deletions
diff --git a/cpukit/score/include/rtems/bspsmp.h b/cpukit/score/include/rtems/bspsmp.h
index e318ccadec..e1ef4882d5 100644
--- a/cpukit/score/include/rtems/bspsmp.h
+++ b/cpukit/score/include/rtems/bspsmp.h
@@ -50,21 +50,24 @@ extern "C" {
#ifndef ASM
+
/**
- * @brief Initialize secondary CPUs.
+ * @brief Performs BSP specific SMP initialization in the context of the main
+ * processor.
+ *
+ * This function is invoked on the main processor by RTEMS during
+ * initialization. All interrupt stacks are allocated at this point in case
+ * the CPU port allocates the interrupt stacks.
*
- * This method is invoked by RTEMS during initialization to bring the
- * secondary CPUs out of reset.
+ * The BSP may start secondary processors now.
*
- * @param [in] maximum is the maximum number of CPU cores that RTEMS
- * can handle
+ * @param[in] configured_cpu_count The count of processors requested by the
+ * application configuration.
*
- * @retval This method returns the number of cores available in the
- * system.
+ * @return The count of processors available for the application in the system.
+ * This value is less than or equal to the configured count of processors.
*/
-int bsp_smp_initialize(
- int maximum
-);
+uint32_t bsp_smp_initialize( uint32_t configured_cpu_count );
/**
* @brief Obtain current CPU index.