/* SPDX-License-Identifier: BSD-3-Clause */
/*
 * Copyright (c) 2021 Rockchip Electronics Co., Ltd.
 */

#include "hal_base.h"
#include "soc.h"

/* The frequency of SYSTEM_CLOCK is determined by the previous firmware. */
#define  SYSTEM_CLOCK  816000000U

/*----------------------------------------------------------------------------
  System Core Clock Variable
 *----------------------------------------------------------------------------*/
uint32_t SystemCoreClock = SYSTEM_CLOCK;

/*----------------------------------------------------------------------------
  System Core Clock update function
 *----------------------------------------------------------------------------*/
void SystemCoreClockUpdate (void)
{
    SystemCoreClock = SYSTEM_CLOCK;
}

/*----------------------------------------------------------------------------
  System Initialization
 *----------------------------------------------------------------------------*/
// void SystemInit (void)
// {
// #if defined(HAL_AP_CORE) && defined(HAL_DCACHE_MODULE_ENABLED)
// /* do not use global variables because this function is called before
//    reaching pre-main. RW section may be overwritten afterwards.          */

//     // Invalidate entire Unified TLB
//     __set_TLBIALL(0);

//     // Invalidate entire branch predictor array
//     __set_BPIALL(0);
//     __DSB();
//     __ISB();

//     //  Invalidate instruction cache and flush branch target cache
//     __set_ICIALLU(0);
//     __DSB();
//     __ISB();

//     //  Invalidate data cache
//     L1C_InvalidateDCacheAll();
// #endif

// #if ((__FPU_PRESENT == 1) && (__FPU_USED == 1))
//     // Enable FPU
//     __FPU_Enable();
// #endif

// #if defined(HAL_AP_CORE) && defined(HAL_DCACHE_MODULE_ENABLED)
//     // Create Translation Table
//     MMU_CreateTranslationTable();

//     // Enable MMU
//     MMU_Enable();

//     // Enable Caches
//     L1C_EnableCaches();
//     L1C_EnableBTAC();
// #endif

// #if defined(HAL_MCU_CORE) && defined(HAL_INTMUX_MODULE_ENABLED)
//     HAL_INTMUX_Init();
// #endif
// }

// void DataInit (void)
// {
// #ifdef HAL_AP_CORE

//     typedef struct {
//         unsigned long* dest;
//         unsigned long  wlen;
//     } __zero_table_t;

//     extern const __zero_table_t __zero_table_start__;
//     extern const __zero_table_t __zero_table_end__;

//     for (__zero_table_t const* pTable = &__zero_table_start__; pTable < &__zero_table_end__; ++pTable) {
//         for (unsigned long i = 0u; i < pTable->wlen; ++i) {
//             pTable->dest[i] = 0u;
//         }
//     }
// #endif /* HAL_AP_CORE */
// }