Documentation related fixes.
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@2223 35acf78f-673a-0410-8e92-d51de3d6d3f4
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@ -18,7 +18,7 @@
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*/
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/**
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* @file PPC/ivor.s
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* @file SPC56x/ivor.s
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* @brief PowerPC IVORx handlers.
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*
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* @addtogroup PPC_CORE
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*/
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/**
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* @file PPC/SPC56x/vectors.s
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* @file SPC56x/vectors.s
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* @brief SPC56x vectors table.
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*
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* @addtogroup PPC_CORE
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@ -21,8 +21,11 @@
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* @defgroup PPC Power Architecture
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* @details Power Architecture port for the GCC compiler.
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*
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* @section PPC_STATES Mapping of the System States in the PowerPC port
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* The ChibiOS/RT logical @ref system_states are mapped as follow in the
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* @section PPC_INTRO Introduction
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* This port supports cores implementing a 32 bits Power Architecture.
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*
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* @section PPC_STATES Mapping of the System States in the Power Architecture port
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* The ChibiOS/RT logical system states are mapped as follow in the
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* PowerPC port:
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* - <b>Init</b>. This state is represented by the startup code and the
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* initialization code before @p chSysInit() is executed. It has not a
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@ -57,16 +60,15 @@
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/**
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* @defgroup PPC_CONF Configuration Options
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* @brief PowerPC Configuration Options.
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* @details The PowerPC port allows some architecture-specific configurations
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* settings that can be overridden by redefining them in @p chconf.h.
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* Usually there is no need to change the default values.
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* @details PowerPC Configuration Options. The PowerPC port allows some
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* architecture-specific configurations settings that can be overridden by
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* redefining them in @p chconf.h. Usually there is no need to change the
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* default values.
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* - @p INT_REQUIRED_STACK, this value represent the amount of stack space used
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* by an interrupt handler between the @p extctx and @p intctx
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* structures.
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* The default for this value is @p 128 bytes, this space is allocated for
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* each thread so be careful in order to not waste precious RAM space.<br>
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* The default value is set into <b>./os/ports/GCC/PPC/chcore.h</b>.
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* each thread so be careful in order to not waste precious RAM space.
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* - @p IDLE_THREAD_STACK_SIZE, stack area size to be assigned to the IDLE
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* thread. Usually there is no need to change this value unless inserting
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* code in the IDLE thread hook macro.
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@ -87,13 +89,13 @@
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/**
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* @defgroup PPC_STARTUP Startup Support
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* @brief PPC startup code support.
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* @details ChibiOS/RT provides its own generic startup file for the PowerPC
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* port.
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* @brief
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* @details PPC startup code support. ChibiOS/RT provides its own generic
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* startup file for the PowerPC port.
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* Of course it is not mandatory to use it but care should be taken about the
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* startup phase details.
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*
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* <h2>Startup Process</h2>
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* @section PPC_STARTUP_1 Startup Process
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* The startup process, as implemented, is the following:
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* -# The stacks pointer is initialized into the area defined in the linker
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* script.
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* -# Should the @p main() function return a branch is performed to the weak
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* symbol @p main_exit. The default code is an endless empty loop.
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* .
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* <h2>Expected linker symbols</h2>
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* @section PPC_STARTUP_2 Expected linker symbols
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* The startup code starts at the symbol @p _boot_address and expects the
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* following symbols to be defined in the linker script:
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* - @p __ram_end__ RAM end location +1.
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* - @p __ivpr_base__ IVPR register initialization address.
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* .
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* @ingroup PPC
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* @file PPC/crt0.s Startup code.
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*/
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