arduino_midi_player/Midi/music-box-nv32-master/nv32lib/cpu/sysinit.c
2025-03-24 14:30:56 +08:00

258 lines
6.8 KiB
C

/*****************************************************************************
* @brief provide system init routine/configuration for NV32Fxx.
*
*******************************************************************************/
#include "common.h"
#include "sysinit.h"
#include "sim.h"
#include "uart.h"
#include "ics.h"
/********************************************************************/
uint16_t global_pass_count = 0;
uint16_t global_fail_count = 0;
void print_sys_log(void);
void UART_InitPrint(void);
/*****************************************************************************//*!
+FUNCTION----------------------------------------------------------------
* @function name: sysinit
*
* @brief initalize system including SIM, ICS, UART, etc
*
* @param none
*
* @return none
*
* @ Pass/ Fail criteria: none
*****************************************************************************/
void sysinit (void)
{
SIM_ConfigType sSIMConfig = {{0},0};
ICS_ConfigType sICSConfig = {0};
/* initialize the Pass/Fail counts to 0 */
global_pass_count = 0;
global_fail_count = 0;
EFMCR &=0xFFFF0001; // set wait state 1
#if defined(TRIM_IRC)
/* if not trimmed, do trim first */
ICS_Trim(ICS_TRIM_VALUE);
#endif
/*
* Enable SWD pin, RESET pin
*/
/*
* NOTE: please make sure other register bits are also write-once and
* need add other bit mask here if needed.
*/
#if defined(SPI0_PINREMAP)
sSIMConfig.u32PinSel |= SIM_PINSEL_SPI0PS_MASK;
#endif
#if defined(OUTPUT_BUSCLK)
sSIMConfig.sBits.bEnableCLKOUT = 1; /* output bus clock if enabled */
#endif
#if defined(DISABLE_NMI)
sSIMConfig.sBits.bDisableNMI = 1;
#endif
/* make sure clocks to peripheral modules are enabled */
sSIMConfig.u32SCGC |= SIM_SCGC_SWD_MASK | SIM_SCGC_FLASH_MASK |
SIM_SCGC_UART0_MASK | SIM_SCGC_UART1_MASK |
SIM_SCGC_UART2_MASK;
sSIMConfig.sBits.bBusDiv |= BUSDIV_ENCODE;
SIM_Init(&sSIMConfig); /* initialize SIM */
#if defined(XOSC_STOP_ENABLE)
sICSConfig.oscConfig.bStopEnable = 1; /* enabled in stop mode */
#endif
#if defined(CRYST_HIGH_GAIN)
sICSConfig.oscConfig.bGain = 1; /* high gain */
#endif
#if (EXT_CLK_FREQ_KHZ >=4000)
sICSConfig.oscConfig.bRange = 1; /* high range */
#endif
sICSConfig.oscConfig.bEnable = 1; /* enable OSC */
sICSConfig.u32ClkFreq = EXT_CLK_FREQ_KHZ;
#if defined(USE_FEE)
sICSConfig.u8ClkMode = ICS_CLK_MODE_FEE;
#elif defined(USE_FBE_OSC)
sICSConfig.u8ClkMode = ICS_CLK_MODE_FBE_OSC;
#elif defined(USE_FEE_OSC)
sICSConfig.u8ClkMode = ICS_CLK_MODE_FEE_OSC;
#elif defined(USE_FBILP)
sICSConfig.u8ClkMode = ICS_CLK_MODE_FBILP;
#elif defined(USE_FBELP)
sICSConfig.u8ClkMode = ICS_CLK_MODE_FBELP;
#endif
ICS_Init(&sICSConfig); /* initialize ICS */
/* initialize UART for printing */
//UART_InitPrint();
#if defined(PRINT_SYS_LOG)
//print_sys_log();
#endif
}
/*****************************************************************************//*!
+FUNCTION----------------------------------------------------------------
* @function name: print_sys_log
*
* @brief print system reset sources
*
* @param none
*
* @return none
*
* @ Pass/ Fail criteria: none
*****************************************************************************/
void print_sys_log(void)
{
uint8_t u8Rst = 0;
uint8_t u8FamID,u8SubFamID,u8RevID,u8PinID;
uint32_t u32Status;
u32Status = SIM_GetStatus(0xFF); /* get all status bits */
/* get all IDs */
u8FamID = SIM_ReadID(ID_TYPE_FAMID);
u8SubFamID = SIM_ReadID(ID_TYPE_SUBFAMID);
u8RevID = SIM_ReadID(ID_TYPE_REVID);
u8PinID = SIM_ReadID(ID_TYPE_PINID);
printf("\n\n--System Log BEGINS--\n\n");
printf("\n Familly ID = 0x%x, Sub-family ID = 0x%x, Revision ID = 0x%x, Pin ID = 0x%x \n",
u8FamID, u8SubFamID, u8RevID, u8PinID);
if((u32Status & SIM_SRSID_POR_MASK) && (u32Status & SIM_SRSID_LVD_MASK))
{
u8Rst = 1;
printf(" Power On Reset\n");
}
if(!(u32Status & SIM_SRSID_POR_MASK) && (u32Status & SIM_SRSID_LVD_MASK))
{
u8Rst = 1;
printf(" LVD Reset\n");
}
if(u32Status & SIM_SRSID_WDOG_MASK)
{
u8Rst = 1;
printf(" WDOG Reset\n");
}
if(u32Status & SIM_SRSID_PIN_MASK)
{
u8Rst = 1;
printf(" Pin Reset\n");
}
if(u32Status & SIM_SRSID_LOC_MASK)
{
u8Rst = 1;
printf(" Loss of Clock Reset\n");
}
if(u32Status & SIM_SRSID_SACKERR_MASK)
{
u8Rst = 1;
printf(" Stop Mode Acknowledge Error Reset\n");
}
if(u32Status & SIM_SRSID_MDMAP_MASK)
{
u8Rst = 1;
printf(" MDM-AP System Reset Request\n");
}
if(u32Status & SIM_SRSID_SW_MASK)
{
u8Rst = 1;
printf(" Software/SYSRESETREQ Reset\n");
}
if(u32Status & SIM_SRSID_LOCKUP_MASK)
{
u8Rst = 1;
printf(" Core lockup Reset\n");
}
if(u8Rst != 1)
{
printf("SWD Reset\n");
}
printf("\n--System Log ENDS--\n\n");
}
/*****************************************************************************//*!
+FUNCTION----------------------------------------------------------------
* @function name: end_test
*
* @brief print test result (pass/fail counts) after end of test
*
* @param none
*
* @return none
*
* @ Pass/ Fail criteria: none
*****************************************************************************/
void end_test(void)
{
if(global_fail_count==0){
printf("\n global_pass_count = 0x%02x%02x",(uint8)(global_pass_count>>8),(uint8)global_pass_count);
printf("\n\n TEST PASSED");
} else{
printf("\n global_pass_count = 0x%02x%02x",(uint8)(global_pass_count>>8),(uint8)global_pass_count);
printf("\n global_fail_count = 0x%02x%02x",(uint8)(global_fail_count>>8),(uint8)global_fail_count);
printf("\n\n TEST FAILED");
}
printf("\n\n TEST FINISHED");
}
/*****************************************************************************//*!
+FUNCTION----------------------------------------------------------------
* @function name: UART_InitPrint
*
* @brief initialize UART for print on port defined by TERM_PORT.
*
* @param none
*
* @return none
*
* @ Pass/ Fail criteria: none
*****************************************************************************/
void UART_InitPrint(void)
{
UART_ConfigType sConfig;
sConfig.u32SysClkHz = BUS_CLK_HZ;
sConfig.u32Baudrate = UART_PRINT_BITRATE;
SIM_RemapUART0Pin();
UART_Init (TERM_PORT, &sConfig);
}