/**************************************************************************************************

    Phyplus Microelectronics Limited confidential and proprietary.
    All rights reserved.

    IMPORTANT: All rights of this software belong to Phyplus Microelectronics
    Limited ("Phyplus"). Your use of this Software is limited to those
    specific rights granted under  the terms of the business contract, the
    confidential agreement, the non-disclosure agreement and any other forms
    of agreements as a customer or a partner of Phyplus. You may not use this
    Software unless you agree to abide by the terms of these agreements.
    You acknowledge that the Software may not be modified, copied,
    distributed or disclosed unless embedded on a Phyplus Bluetooth Low Energy
    (BLE) integrated circuit, either as a product or is integrated into your
    products.  Other than for the aforementioned purposes, you may not use,
    reproduce, copy, prepare derivative works of, modify, distribute, perform,
    display or sell this Software and/or its documentation for any purposes.

    YOU FURTHER ACKNOWLEDGE AND AGREE THAT THE SOFTWARE AND DOCUMENTATION ARE
    PROVIDED AS IS WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED,
    INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY, TITLE,
    NON-INFRINGEMENT AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL
    PHYPLUS OR ITS SUBSIDIARIES BE LIABLE OR OBLIGATED UNDER CONTRACT,
    NEGLIGENCE, STRICT LIABILITY, CONTRIBUTION, BREACH OF WARRANTY, OR OTHER
    LEGAL EQUITABLE THEORY ANY DIRECT OR INDIRECT DAMAGES OR EXPENSES
    INCLUDING BUT NOT LIMITED TO ANY INCIDENTAL, SPECIAL, INDIRECT, PUNITIVE
    OR CONSEQUENTIAL DAMAGES, LOST PROFITS OR LOST DATA, COST OF PROCUREMENT
    OF SUBSTITUTE GOODS, TECHNOLOGY, SERVICES, OR ANY CLAIMS BY THIRD PARTIES
    (INCLUDING BUT NOT LIMITED TO ANY DEFENSE THEREOF), OR OTHER SIMILAR COSTS.

**************************************************************************************************/

#include "bus_dev.h"
#include "gpio.h"
#include "clock.h"
#include "timer.h"
#include "jump_function.h"
#include "pwrmgr.h"
#include "mcu.h"
#include "gpio.h"
#include "log.h"
#include "rf_phy_driver.h"
#include "flash.h"
#include "version.h"

#define DEFAULT_UART_BAUD   115200


/*********************************************************************
    LOCAL FUNCTION PROTOTYPES
*/

/*********************************************************************
    EXTERNAL FUNCTIONS
*/

extern void init_config(void);
extern int app_main(void);
extern void hal_rom_boot_init(void);
/*********************************************************************
    CONNECTION CONTEXT RELATE DEFINITION
*/

#define   BLE_MAX_ALLOW_CONNECTION              1
#define   BLE_MAX_ALLOW_PKT_PER_EVENT_TX        1
#define   BLE_MAX_ALLOW_PKT_PER_EVENT_RX        1
#define   BLE_PKT_VERSION                       BLE_PKT_VERSION_5_1 //BLE_PKT_VERSION_5_1 //BLE_PKT_VERSION_5_1     


/*  BLE_MAX_ALLOW_PER_CONNECTION
    {
    ...
    struct ll_pkt_desc *tx_conn_desc[MAX_LL_BUF_LEN];     // new Tx data buffer
    struct ll_pkt_desc *rx_conn_desc[MAX_LL_BUF_LEN];

    struct ll_pkt_desc *tx_not_ack_pkt;
    struct ll_pkt_desc *tx_ntrm_pkts[MAX_LL_BUF_LEN];
    ...
    }
    tx_conn_desc[] + tx_ntrm_pkts[]    --> BLE_MAX_ALLOW_PKT_PER_EVENT_TX * BLE_PKT_BUF_SIZE*2
    rx_conn_desc[]             --> BLE_MAX_ALLOW_PKT_PER_EVENT_RX * BLE_PKT_BUF_SIZE
    tx_not_ack_pkt             --> 1*BLE_PKT_BUF_SIZE

*/

#define   BLE_PKT_BUF_SIZE                  (((BLE_PKT_VERSION == BLE_PKT_VERSION_5_1) ? 1 : 0) *  BLE_PKT51_LEN \
                                             + ((BLE_PKT_VERSION == BLE_PKT_VERSION_4_0) ? 1 : 0) * BLE_PKT40_LEN \
                                             + (sizeof(struct ll_pkt_desc) - 2))

#define   BLE_MAX_ALLOW_PER_CONNECTION          ( (BLE_MAX_ALLOW_PKT_PER_EVENT_TX * BLE_PKT_BUF_SIZE*2) \
                                                  +(BLE_MAX_ALLOW_PKT_PER_EVENT_RX * BLE_PKT_BUF_SIZE)   \
                                                  + BLE_PKT_BUF_SIZE )

#define   BLE_CONN_BUF_SIZE                 (BLE_MAX_ALLOW_CONNECTION * BLE_MAX_ALLOW_PER_CONNECTION)


ALIGN4_U8            g_pConnectionBuffer[BLE_CONN_BUF_SIZE];
llConnState_t               pConnContext[BLE_MAX_ALLOW_CONNECTION];

/*********************************************************************
    CTE IQ SAMPLE BUF config
*/
//#define BLE_SUPPORT_CTE_IQ_SAMPLE TRUE
#ifdef BLE_SUPPORT_CTE_IQ_SAMPLE
    uint16 g_llCteSampleI[LL_CTE_MAX_SUPP_LEN * LL_CTE_SUPP_LEN_UNIT];
    uint16 g_llCteSampleQ[LL_CTE_MAX_SUPP_LEN * LL_CTE_SUPP_LEN_UNIT];
#endif


/*********************************************************************
    OSAL LARGE HEAP CONFIG
*/
#define     LARGE_HEAP_SIZE  (4*1024)
ALIGN4_U8       g_largeHeap[LARGE_HEAP_SIZE];

/*********************************************************************
    GLOBAL VARIABLES
*/
volatile uint8 g_clk32K_config;
volatile sysclk_t g_spif_clk_config;


/*********************************************************************
    EXTERNAL VARIABLES
*/
extern uint32_t  __initial_sp;


static void hal_low_power_io_init(void)
{
    //========= pull all io to gnd by default
    ioinit_cfg_t ioInit[]=
    {
        //TSOP6252 10 IO
        {GPIO_P02,   GPIO_FLOATING   },/*SWD*/
        {GPIO_P03,   GPIO_FLOATING   },/*SWD*/
        {GPIO_P09,   GPIO_PULL_UP    },/*UART TX*/
        {GPIO_P10,   GPIO_PULL_UP    },/*UART RX*/
        {GPIO_P11,   GPIO_PULL_DOWN  },
        {GPIO_P14,   GPIO_PULL_DOWN  },
        {GPIO_P15,   GPIO_PULL_DOWN  },
        {GPIO_P16,   GPIO_FLOATING   },
        {GPIO_P18,   GPIO_PULL_DOWN  },
        {GPIO_P20,   GPIO_PULL_DOWN  },
        #if(SDK_VER_CHIP==__DEF_CHIP_QFN32__)
        //6222 23 IO
        {GPIO_P00,   GPIO_PULL_DOWN  },
        {GPIO_P01,   GPIO_PULL_DOWN  },
        {GPIO_P07,   GPIO_PULL_DOWN  },
        {GPIO_P17,   GPIO_FLOATING   },/*32k xtal*/
        {GPIO_P23,   GPIO_PULL_DOWN  },
        {GPIO_P24,   GPIO_PULL_DOWN  },
        {GPIO_P25,   GPIO_PULL_DOWN  },
        {GPIO_P26,   GPIO_PULL_DOWN  },
        {GPIO_P27,   GPIO_PULL_DOWN  },
        {GPIO_P31,   GPIO_PULL_DOWN  },
        {GPIO_P32,   GPIO_PULL_DOWN  },
        {GPIO_P33,   GPIO_PULL_DOWN  },
        {GPIO_P34,   GPIO_PULL_DOWN  },
        #endif
    };

    for(uint8_t i=0; i<sizeof(ioInit)/sizeof(ioinit_cfg_t); i++)
        hal_gpio_pull_set(ioInit[i].pin,ioInit[i].type);

    DCDC_CONFIG_SETTING(0x0a);
    DCDC_REF_CLK_SETTING(1);
    DIG_LDO_CURRENT_SETTING(0x01);
    //hal_pwrmgr_RAM_retention(RET_SRAM0|RET_SRAM1|RET_SRAM2);
    hal_pwrmgr_RAM_retention(RET_SRAM0);
    hal_pwrmgr_RAM_retention_set();
    hal_pwrmgr_LowCurrentLdo_enable();
}

static void ble_mem_init_config(void)
{
    osal_mem_set_heap((osalMemHdr_t*)g_largeHeap, LARGE_HEAP_SIZE);
    LL_InitConnectContext(pConnContext,
                          g_pConnectionBuffer,
                          BLE_MAX_ALLOW_CONNECTION,
                          BLE_MAX_ALLOW_PKT_PER_EVENT_TX,
                          BLE_MAX_ALLOW_PKT_PER_EVENT_RX,
                          BLE_PKT_VERSION);
    #ifdef  BLE_SUPPORT_CTE_IQ_SAMPLE
    LL_EXT_Init_IQ_pBuff(g_llCteSampleI,g_llCteSampleQ);
    #endif
}

static void hal_rfphy_init(void)
{
    //============config the txPower
    g_rfPhyTxPower  = RF_PHY_TX_POWER_0DBM ;
    //============config BLE_PHY TYPE
    g_rfPhyPktFmt   = PKT_FMT_BLE1M;
    //============config RF Frequency Offset
    g_rfPhyFreqOffSet   =RF_PHY_FREQ_FOFF_00KHZ;
    //============config xtal 16M cap
    XTAL16M_CAP_SETTING(0x09);
    XTAL16M_CURRENT_SETTING(0x03);
    hal_rc32k_clk_tracking_init();
    hal_rom_boot_init();
    NVIC_SetPriority((IRQn_Type)BB_IRQn,    IRQ_PRIO_REALTIME);
    NVIC_SetPriority((IRQn_Type)TIM1_IRQn,  IRQ_PRIO_HIGH);     //ll_EVT
    NVIC_SetPriority((IRQn_Type)TIM2_IRQn,  IRQ_PRIO_HIGH);     //OSAL_TICK
    NVIC_SetPriority((IRQn_Type)TIM4_IRQn,  IRQ_PRIO_HIGH);     //LL_EXA_ADV
    //ble memory init and config
    ble_mem_init_config();
}


static void hal_init(void)
{
    hal_low_power_io_init();
    clk_init(g_system_clk); //system init
    hal_rtc_clock_config((CLK32K_e)g_clk32K_config);
    hal_pwrmgr_init();
    xflash_Ctx_t cfg =
    {
        .rd_instr       =   XFRD_FCMD_READ_DUAL
    };
    hal_spif_cache_init(cfg);
    LOG_INIT();
    hal_gpio_init();
}


#define _BUILD_FOR_DTM_IN_APP_ 0
/////////////////////////////////////////////////////////////////////////////////////////////////////////
int  main(void)
{
    g_system_clk = SYS_CLK_DBL_32M;//SYS_CLK_XTAL_16M;//SYS_CLK_DLL_64M;
    g_clk32K_config = CLK_32K_RCOSC;//CLK_32K_XTAL;//CLK_32K_XTAL,CLK_32K_RCOSC
    #if(FLASH_PROTECT_FEATURE == 1)
    hal_flash_lock();
    #endif
    drv_irq_init();
    init_config();
    hal_rfphy_init();
    hal_init();
    #if(_BUILD_FOR_DTM_IN_APP_==1)
    rf_phy_direct_test();
    #endif
    LOG("SDK Version ID %08x \n",SDK_VER_RELEASE_ID);
    LOG("rfClk %d rcClk %d sysClk %d tpCap[%02x %02x]\n",g_rfPhyClkSel,g_clk32K_config,g_system_clk,g_rfPhyTpCal0,g_rfPhyTpCal1);
    LOG("sizeof(struct ll_pkt_desc) = %d, buf size = %d\n", sizeof(struct ll_pkt_desc), BLE_CONN_BUF_SIZE);
    LOG("sizeof(g_pConnectionBuffer) = %d, sizeof(pConnContext) = %d, sizeof(largeHeap)=%d \n",\
        sizeof(g_pConnectionBuffer), sizeof(pConnContext),sizeof(g_largeHeap));
    app_main();
}


/////////////////////////////////////  end  ///////////////////////////////////////
