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| author | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2012-09-13 12:45:07 +0000 |
|---|---|---|
| committer | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2012-09-13 12:45:07 +0000 |
| commit | 037baacda71b6838fbe292404cace11e5270248f (patch) | |
| tree | 0b100e64512f7cd871d4b8096369bc1c3454ac4c /os/ports/GCC/PPC/chcore.h | |
| parent | 1c75f310cceeb1fbb5e9a801211e562953f46701 (diff) | |
| download | ChibiOS-037baacda71b6838fbe292404cace11e5270248f.tar.gz ChibiOS-037baacda71b6838fbe292404cace11e5270248f.tar.bz2 ChibiOS-037baacda71b6838fbe292404cace11e5270248f.zip | |
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@4649 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'os/ports/GCC/PPC/chcore.h')
| -rw-r--r-- | os/ports/GCC/PPC/chcore.h | 88 |
1 files changed, 70 insertions, 18 deletions
diff --git a/os/ports/GCC/PPC/chcore.h b/os/ports/GCC/PPC/chcore.h index 301a86969..b0bf57017 100644 --- a/os/ports/GCC/PPC/chcore.h +++ b/os/ports/GCC/PPC/chcore.h @@ -33,30 +33,68 @@ #error "option CH_DBG_ENABLE_STACK_CHECK not supported by this port"
#endif
-/*
- * Port-related configuration parameters.
+/*===========================================================================*/
+/* Port constants (common). */
+/*===========================================================================*/
+
+/* Added to make the header stand-alone when included from asm.*/
+#ifndef FALSE
+#define FALSE 0
+#endif
+#ifndef TRUE
+#define TRUE (!FALSE)
+#endif
+
+/**
+ * @name Supported core variants
+ * @{
*/
+#define PPC_VARIANT_e200z0 200
+#define PPC_VARIANT_e200z3 203
+#define PPC_VARIANT_e200z4 204
+/** @} */
+
+#include "ppcparams.h"
+
+/*===========================================================================*/
+/* Port macros (common). */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Port configurable parameters (common). */
+/*===========================================================================*/
/**
- * @brief Enables the use of the @p WFI instruction.
+ * @brief Use VLE instruction set.
+ * @note This parameter is usually set in the Makefile.
*/
-#ifndef ENABLE_WFI_IDLE
-#define ENABLE_WFI_IDLE 0
+#if !defined(PPC_USE_VLE)
+#define PPC_USE_VLE TRUE
#endif
-/* Core variants identifiers.*/
-#define PPC_VARIANT_e200z3 3 /**< e200z3 core identifier. */
-#define PPC_VARIANT_e200z4 4 /**< e200z4 core identifier. */
-
/**
- * @brief Core variant selector.
- * @details This setting affects the predefined architecture strings and
- * possibly code paths and structures into the port layer.
+ * @brief Enables the use of the @p WFI instruction.
*/
-#if !defined(PPC_VARIANT) || defined(__DOXYGEN__)
-#define PPC_VARIANT PPC_VARIANT_e200z3
+#if !defined(PPC_ENABLE_WFI_IDLE)
+#define PPC_ENABLE_WFI_IDLE FALSE
+#endif
+
+/*===========================================================================*/
+/* Port derived parameters (common). */
+/*===========================================================================*/
+
+#if PPC_USE_VLE && !PPC_SUPPORTS_VLE
+#error "the selected MCU does not support VLE instructions set"
+#endif
+
+#if !PPC_USE_VLE && !PPC_SUPPORTS_BOOKE
+#error "the selected MCU does not support BookE instructions set"
#endif
+/*===========================================================================*/
+/* Port exported info (common). */
+/*===========================================================================*/
+
/**
* @brief Unique macro for the implemented architecture.
*/
@@ -70,7 +108,9 @@ /**
* @brief Name of the architecture variant.
*/
-#if (PPC_VARIANT == PPC_VARIANT_e200z3) || defined(__DOXYGEN__)
+#if (PPC_VARIANT == PPC_VARIANT_e200z0) || defined(__DOXYGEN__)
+#define CH_CORE_VARIANT_NAME "e200z0"
+#elif PPC_VARIANT == PPC_VARIANT_e200z3
#define CH_CORE_VARIANT_NAME "e200z3"
#elif PPC_VARIANT == PPC_VARIANT_e200z4
#define CH_CORE_VARIANT_NAME "e200z4"
@@ -86,7 +126,17 @@ /**
* @brief Port-specific information string.
*/
-#define CH_PORT_INFO "None"
+#if PPC_USE_VLE
+#define CH_PORT_INFO "VLE mode"
+#else
+#define CH_PORT_INFO "Book-E mode"
+#endif
+
+/*===========================================================================*/
+/* Port implementation part (common). */
+/*===========================================================================*/
+
+#if !defined(_FROM_ASM_)
/**
* @brief Base type for stack and memory alignment.
@@ -202,7 +252,7 @@ struct context { * by @p PORT_INT_REQUIRED_STACK.
*/
#ifndef PORT_IDLE_THREAD_STACK_SIZE
-#define PORT_IDLE_THREAD_STACK_SIZE 0
+#define PORT_IDLE_THREAD_STACK_SIZE 32
#endif
/**
@@ -214,7 +264,7 @@ struct context { * @p extctx is known to be zero.
*/
#ifndef PORT_INT_REQUIRED_STACK
-#define PORT_INT_REQUIRED_STACK 128
+#define PORT_INT_REQUIRED_STACK 256
#endif
/**
@@ -329,6 +379,8 @@ extern "C" { }
#endif
+#endif /* _FROM_ASM_ */
+
#endif /* _CHCORE_H_ */
/** @} */
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