| /******************************************************************************* | |
| * (c) Copyright 2012-2013 Microsemi SoC Products Group. All rights reserved. | |
| * | |
| * SmartFusion2 CMSIS system initialization. | |
| * | |
| * SVN $Revision: 5280 $ | |
| * SVN $Date: 2013-03-22 20:51:50 +0000 (Fri, 22 Mar 2013) $ | |
| */ | |
| #ifndef SYSTEM_M2SXXX_H | |
| #define SYSTEM_M2SXXX_H | |
| #ifdef __cplusplus | |
| extern "C" { | |
| #endif | |
| /* Standard CMSIS global variables. */ | |
| extern uint32_t SystemCoreClock; /*!< System Clock Frequency (Core Clock) */ | |
| /* SmartFusion2 specific clocks. */ | |
| extern uint32_t g_FrequencyPCLK0; /*!< Clock frequency of APB bus 0. */ | |
| extern uint32_t g_FrequencyPCLK1; /*!< Clock frequency of APB bus 1. */ | |
| extern uint32_t g_FrequencyPCLK2; /*!< Clock frequency of APB bus 2. */ | |
| extern uint32_t g_FrequencyFIC0; /*!< Clock frequecny of FPGA fabric interface controller 1. */ | |
| extern uint32_t g_FrequencyFIC1; /*!< Clock frequecny of FPGA fabric inteface controller 2. */ | |
| extern uint32_t g_FrequencyFIC64; /*!< Clock frequecny of 64-bit FPGA fabric interface controller. */ | |
| /***************************************************************************//** | |
| * The SystemInit() is a standard CMSIS function called during system startup. | |
| * It is meant to perform low level hardware setup such as configuring DDR and | |
| * SERDES controllers. | |
| */ | |
| void SystemInit(void); | |
| /***************************************************************************//** | |
| * The SystemCoreClockUpdate() is a standard CMSIS function which can be called | |
| * by the application in order to ensure that the SystemCoreClock global | |
| * variable contains the up to date Cortex-M3 core frequency. Calling this | |
| * function also updates the global variables containing the frequencies of the | |
| * APB busses connecting the peripherals. | |
| */ | |
| void SystemCoreClockUpdate(void); | |
| #ifdef __cplusplus | |
| } | |
| #endif | |
| #endif |