rt-thread-official/bsp/rm48x50/HALCoGen/source/sys_startup.c

653 lines
18 KiB
C

/** @file sys_startup.c
* @brief Startup Source File
* @date 29.May.2013
* @version 03.05.02
*
* This file contains:
* - Include Files
* - Type Definitions
* - External Functions
* - VIM RAM Setup
* - Startup Routine
* .
* which are relevant for the Startup.
*/
/* (c) Texas Instruments 2009-2013, All rights reserved. */
/* USER CODE BEGIN (0) */
/* USER CODE END */
/* Include Files */
#include "sys_common.h"
#include "system.h"
#include "sys_vim.h"
#include "sys_core.h"
#include "sys_selftest.h"
#include "esm.h"
#include "mibspi.h"
/* USER CODE BEGIN (1) */
/* USER CODE END */
/* Type Definitions */
typedef void (*handler_fptr)(const uint8 * in, uint8 * out);
/* USER CODE BEGIN (2) */
/* USER CODE END */
/* External Functions */
/*SAFETYMCUSW 94 S MR:11.1 <REVIEWED> "Startup code(handler pointers)" */
/*SAFETYMCUSW 122 S MR:20.11 <REVIEWED> "Startup code(exit and abort need to be present)" */
/*SAFETYMCUSW 296 S MR:8.6 <REVIEWED> "Startup code(library functions at block scope)" */
/*SAFETYMCUSW 298 S MR: <REVIEWED> "Startup code(handler pointers)" */
/*SAFETYMCUSW 299 S MR: <REVIEWED> "Startup code(typedef for handler pointers in library )" */
/*SAFETYMCUSW 326 S MR:8.2 <REVIEWED> "Startup code(Declaration for main in library)" */
/*SAFETYMCUSW 60 D MR:8.8 <REVIEWED> "Startup code(Declaration for main in library;Only doing an extern for the same)" */
/*SAFETYMCUSW 94 S MR:11.1 <REVIEWED> "Startup code(handler pointers)" */
/*SAFETYMCUSW 354 S MR:1.4 <REVIEWED> " Startup code(Extern declaration present in the library)" */
/*SAFETYMCUSW 218 S MR:20.2 <REVIEWED> "Functions from library" */
#pragma WEAK(__TI_Handler_Table_Base)
#pragma WEAK(__TI_Handler_Table_Limit)
#pragma WEAK(__TI_CINIT_Base)
#pragma WEAK(__TI_CINIT_Limit)
extern uint32 __TI_Handler_Table_Base;
extern uint32 __TI_Handler_Table_Limit;
extern uint32 __TI_CINIT_Base;
extern uint32 __TI_CINIT_Limit;
extern uint32 __TI_PINIT_Base;
extern uint32 __TI_PINIT_Limit;
extern uint32 * __binit__;
extern void main(void);
extern void exit(void);
extern void muxInit(void);
/* USER CODE BEGIN (3) */
/* USER CODE END */
/* Startup Routine */
/* USER CODE BEGIN (4) */
/* USER CODE END */
#pragma CODE_STATE(_c_int00, 32)
#pragma INTERRUPT(_c_int00, RESET)
void _c_int00(void)
{
/* USER CODE BEGIN (5) */
/* USER CODE END */
/* Initialize Core Registers to avoid CCM Error */
_coreInitRegisters_();
/* USER CODE BEGIN (6) */
/* USER CODE END */
/* Initialize Stack Pointers */
_coreInitStackPointer_();
/* USER CODE BEGIN (7) */
/* USER CODE END */
/* Work Around for Errata DEVICE#140: ( Only on Rev A silicon)
*
* Errata Description:
* The Core Compare Module(CCM-R4) may cause nERROR to be asserted after a cold power-on
* Workaround:
* Clear ESM Group2 Channel 2 error in ESMSR2 and Compare error in CCMSR register */
if (DEVICE_ID_REV == 0x802AAD05U)
{
_esmCcmErrorsClear_();
}
/* USER CODE BEGIN (8) */
/* USER CODE END */
/* Enable CPU Event Export */
/* This allows the CPU to signal any single-bit or double-bit errors detected
* by its ECC logic for accesses to program flash or data RAM.
*/
_coreEnableEventBusExport_();
/* USER CODE BEGIN (11) */
/* USER CODE END */
/* Reset handler: the following instructions read from the system exception status register
* to identify the cause of the CPU reset.
*/
/* check for power-on reset condition */
if ((SYS_EXCEPTION & POWERON_RESET) != 0U)
{
/* USER CODE BEGIN (12) */
/* USER CODE END */
/* clear all reset status flags */
SYS_EXCEPTION = 0xFFFFU;
/* USER CODE BEGIN (13) */
/* USER CODE END */
_errata_CORTEXR4_66_();
/* USER CODE BEGIN (14) */
/* USER CODE END */
_errata_CORTEXR4_57_();
/* USER CODE BEGIN (15) */
/* USER CODE END */
/* continue with normal start-up sequence */
}
else if ((SYS_EXCEPTION & OSC_FAILURE_RESET) != 0U)
{
/* Reset caused due to oscillator failure.
Add user code here to handle oscillator failure */
/* USER CODE BEGIN (16) */
/* USER CODE END */
}
else if ((SYS_EXCEPTION & WATCHDOG_RESET) !=0U)
{
/* Reset caused due
* 1) windowed watchdog violation - Add user code here to handle watchdog violation.
* 2) ICEPICK Reset - After loading code via CCS / System Reset through CCS
*/
/* Check the WatchDog Status register */
if(WATCHDOG_STATUS != 0U)
{
/* Add user code here to handle watchdog violation. */
/* USER CODE BEGIN (17) */
/* USER CODE END */
/* Clear the Watchdog reset flag in Exception Status register */
SYS_EXCEPTION = WATCHDOG_RESET;
/* USER CODE BEGIN (18) */
/* USER CODE END */
}
else
{
/* Clear the ICEPICK reset flag in Exception Status register */
SYS_EXCEPTION = ICEPICK_RESET;
/* USER CODE BEGIN (19) */
/* USER CODE END */
}
}
else if ((SYS_EXCEPTION & CPU_RESET) !=0U)
{
/* Reset caused due to CPU reset.
CPU reset can be caused by CPU self-test completion, or
by toggling the "CPU RESET" bit of the CPU Reset Control Register. */
/* USER CODE BEGIN (20) */
/* USER CODE END */
/* clear all reset status flags */
SYS_EXCEPTION = CPU_RESET;
/* USER CODE BEGIN (21) */
/* USER CODE END */
}
else if ((SYS_EXCEPTION & SW_RESET) != 0U)
{
/* Reset caused due to software reset.
Add user code to handle software reset. */
/* USER CODE BEGIN (22) */
/* USER CODE END */
}
else
{
/* Reset caused by nRST being driven low externally.
Add user code to handle external reset. */
/* USER CODE BEGIN (23) */
/* USER CODE END */
}
/* Check if there were ESM group3 errors during power-up.
* These could occur during eFuse auto-load or during reads from flash OTP
* during power-up. Device operation is not reliable and not recommended
* in this case.
* An ESM group3 error only drives the nERROR pin low. An external circuit
* that monitors the nERROR pin must take the appropriate action to ensure that
* the system is placed in a safe state, as determined by the application.
*/
if ((esmREG->ESTATUS1[2]) != 0U)
{
/* for(;;) can be removed by adding "# if 0" and "# endif" in the user codes above and below */
/* USER CODE BEGIN (24) */
/* USER CODE END */
for(;;)
{
}/* Wait */
/* USER CODE BEGIN (25) */
/* USER CODE END */
}
/* USER CODE BEGIN (26) */
/* USER CODE END */
/* Initialize System - Clock, Flash settings with Efuse self check */
systemInit();
/* USER CODE BEGIN (29) */
/* USER CODE END */
/* Run a diagnostic check on the memory self-test controller.
* This function chooses a RAM test algorithm and runs it on an on-chip ROM.
* The memory self-test is expected to fail. The function ensures that the PBIST controller
* is capable of detecting and indicating a memory self-test failure.
*/
pbistSelfCheck();
/* USER CODE BEGIN (31) */
/* USER CODE END */
/* Run PBIST on CPU RAM.
* The PBIST controller needs to be configured separately for single-port and dual-port SRAMs.
* The CPU RAM is a single-port memory. The actual "RAM Group" for all on-chip SRAMs is defined in the
* device datasheet.
*/
pbistRun(0x08300020U, /* ESRAM Single Port PBIST */
(uint32)PBIST_March13N_SP);
/* USER CODE BEGIN (32) */
/* USER CODE END */
/* Wait for PBIST for CPU RAM to be completed */
while((!pbistIsTestCompleted()) == TRUE)
{
}/* Wait */
/* USER CODE BEGIN (33) */
/* USER CODE END */
/* Check if CPU RAM passed the self-test */
if( pbistIsTestPassed() != TRUE)
{
/* CPU RAM failed the self-test.
* Need custom handler to check the memory failure
* and to take the appropriate next step.
*/
if(pbistPortTestStatus((uint32)PBIST_PORT0) != TRUE)
{
memoryPort0TestFailNotification((uint32)((pbistREG->RAMT & 0xFF000000U) >> 24U), (uint32)((pbistREG->RAMT & 0x00FF0000U) >> 16U), (uint32)pbistREG->FSRA0, (uint32)pbistREG->FSRDL0);
}
else if(pbistPortTestStatus((uint32)PBIST_PORT1) != TRUE)
{
memoryPort1TestFailNotification((uint32)((pbistREG->RAMT & 0xFF000000U) >> 24U), (uint32)((pbistREG->RAMT & 0x00FF0000U) >> 16U),(uint32)pbistREG->FSRA1, (uint32)pbistREG->FSRDL1);
}
else
{
/* for(;;) can be removed by adding "# if 0" and "# endif" in the user codes above and below */
/* USER CODE BEGIN (34) */
/* USER CODE END */
for(;;)
{
}/* Wait */
/* USER CODE BEGIN (35) */
/* USER CODE END */
}
}
/* USER CODE BEGIN (36) */
/* USER CODE END */
/* Disable PBIST clocks and disable memory self-test mode */
pbistStop();
/* USER CODE BEGIN (37) */
/* USER CODE END */
/* Initialize CPU RAM.
* This function uses the system module's hardware for auto-initialization of memories and their
* associated protection schemes. The CPU RAM is initialized by setting bit 0 of the MSIENA register.
* Hence the value 0x1 passed to the function.
* This function will initialize the entire CPU RAM and the corresponding ECC locations.
*/
memoryInit(0x1U);
/* USER CODE BEGIN (38) */
/* USER CODE END */
/* Enable ECC checking for TCRAM accesses.
* This function enables the CPU's ECC logic for accesses to B0TCM and B1TCM.
*/
_coreEnableRamEcc_();
/* USER CODE BEGIN (39) */
/* USER CODE END */
/* Start PBIST on all dual-port memories */
/* NOTE : Please Refer DEVICE DATASHEET for the list of Supported Dual port Memories.
PBIST test perfomed only on the user selected memories in HALCoGen's GUI SAFETY INIT tab.
*/
pbistRun( 0x00000000U
| 0x00000000U
| 0x00000800U
| 0x00000200U
| 0x00000040U
| 0x00000080U
| 0x00000100U
| 0x00000004U
| 0x00000008U
| 0x00000010U
| 0x00000400U
| 0x00020000U
| 0x00001000U
| 0x00040000U
| 0x00002000U
| 0x00080000U
| 0x00004000U
| 0x00000000U
| 0x00000000U
,(uint32) PBIST_March13N_DP);
/* USER CODE BEGIN (40) */
/* USER CODE END */
/* Test the CPU ECC mechanism for RAM accesses.
* The checkBxRAMECC functions cause deliberate single-bit and double-bit errors in TCRAM accesses
* by corrupting 1 or 2 bits in the ECC. Reading from the TCRAM location with a 2-bit error
* in the ECC causes a data abort exception. The data abort handler is written to look for
* deliberately caused exception and to return the code execution to the instruction
* following the one that caused the abort.
*/
checkB0RAMECC();
tcram1REG->RAMCTRL &= ~(0x00000100U); /* disable writes to ECC RAM */
tcram2REG->RAMCTRL &= ~(0x00000100U);
checkB1RAMECC();
tcram1REG->RAMCTRL &= ~(0x00000100U); /* disable writes to ECC RAM */
tcram2REG->RAMCTRL &= ~(0x00000100U);
/* USER CODE BEGIN (41) */
/* USER CODE END */
/* USER CODE BEGIN (43) */
/* USER CODE END */
/* Wait for PBIST for CPU RAM to be completed */
while((!pbistIsTestCompleted()) == TRUE)
{
}/* Wait */
/* USER CODE BEGIN (44) */
/* USER CODE END */
/* Check if CPU RAM passed the self-test */
if( pbistIsTestPassed() != TRUE)
{
/* USER CODE BEGIN (45) */
/* USER CODE END */
/* CPU RAM failed the self-test.
* Need custom handler to check the memory failure
* and to take the appropriate next step.
*/
if(pbistPortTestStatus((uint32)PBIST_PORT0) != TRUE)
{
memoryPort0TestFailNotification((uint32)((pbistREG->RAMT & 0xFF000000U) >> 24U), (uint32)((pbistREG->RAMT & 0x00FF0000U) >> 16U),(uint32)pbistREG->FSRA0, (uint32)pbistREG->FSRDL0);
}
else if(pbistPortTestStatus((uint32)PBIST_PORT1) != TRUE)
{
memoryPort1TestFailNotification((uint32)((pbistREG->RAMT & 0xFF000000U) >> 24U), (uint32)((pbistREG->RAMT & 0x00FF0000U) >> 16U), (uint32)pbistREG->FSRA1, (uint32)pbistREG->FSRDL1);
}
else
{
/* for(;;) can be removed by adding "# if 0" and "# endif" in the user codes above and below */
/* USER CODE BEGIN (46) */
/* USER CODE END */
for(;;)
{
}/* Wait */
/* USER CODE BEGIN (47) */
/* USER CODE END */
}
}
/* USER CODE BEGIN (48) */
/* USER CODE END */
/* Disable PBIST clocks and disable memory self-test mode */
pbistStop();
/* USER CODE BEGIN (56) */
/* USER CODE END */
/* Release the MibSPI1 modules from local reset.
* This will cause the MibSPI1 RAMs to get initialized along with the parity memory.
*/
mibspiREG1->GCR0 = 0x1U;
/* Release the MibSPI3 modules from local reset.
* This will cause the MibSPI3 RAMs to get initialized along with the parity memory.
*/
mibspiREG3->GCR0 = 0x1U;
/* Release the MibSPI5 modules from local reset.
* This will cause the MibSPI5 RAMs to get initialized along with the parity memory.
*/
mibspiREG5->GCR0 = 0x1U;
/* USER CODE BEGIN (57) */
/* USER CODE END */
/* Initialize all on-chip SRAMs except for MibSPIx RAMs
* The MibSPIx modules have their own auto-initialization mechanism which is triggered
* as soon as the modules are brought out of local reset.
*/
/* The system module auto-init will hang on the MibSPI RAM if the module is still in local reset.
*/
/* NOTE : Please Refer DEVICE DATASHEET for the list of Supported Memories and their channel numbers.
Memory Initialization is perfomed only on the user selected memories in HALCoGen's GUI SAFETY INIT tab.
*/
memoryInit( (1U << 1U)
| (1U << 2U)
| (1U << 5U)
| (1U << 6U)
| (1U << 10U)
| (1U << 8U)
| (1U << 14U)
| (1U << 3U)
| (1U << 4U)
| (1U << 15U)
| (1U << 16U)
| (0U << 13U) );
/* Test the parity protection mechanism for peripheral RAMs
NOTE : Please Refer DEVICE DATASHEET for the list of Supported Memories with parity.
Parity Self check is perfomed only on the user selected memories in HALCoGen's GUI SAFETY INIT tab.
*/
/* USER CODE BEGIN (58) */
/* USER CODE END */
het1ParityCheck();
/* USER CODE BEGIN (59) */
/* USER CODE END */
htu1ParityCheck();
/* USER CODE BEGIN (60) */
/* USER CODE END */
het2ParityCheck();
/* USER CODE BEGIN (61) */
/* USER CODE END */
htu2ParityCheck();
/* USER CODE BEGIN (62) */
/* USER CODE END */
adc1ParityCheck();
/* USER CODE BEGIN (63) */
/* USER CODE END */
adc2ParityCheck();
/* USER CODE BEGIN (64) */
/* USER CODE END */
can1ParityCheck();
/* USER CODE BEGIN (65) */
/* USER CODE END */
can2ParityCheck();
/* USER CODE BEGIN (66) */
/* USER CODE END */
can3ParityCheck();
/* USER CODE BEGIN (67) */
/* USER CODE END */
vimParityCheck();
/* USER CODE BEGIN (68) */
/* USER CODE END */
dmaParityCheck();
/* USER CODE BEGIN (69) */
/* USER CODE END */
while ((mibspiREG1->FLG & 0x01000000U) == 0x01000000U)
{
}/* Wait */
/* wait for MibSPI1 RAM to complete initialization */
while ((mibspiREG3->FLG & 0x01000000U) == 0x01000000U)
{
}/* Wait */
/* wait for MibSPI3 RAM to complete initialization */
while ((mibspiREG5->FLG & 0x01000000U) == 0x01000000U)
{
}/* Wait */
/* wait for MibSPI5 RAM to complete initialization */
/* USER CODE BEGIN (70) */
/* USER CODE END */
mibspi1ParityCheck();
/* USER CODE BEGIN (71) */
/* USER CODE END */
mibspi3ParityCheck();
/* USER CODE BEGIN (72) */
/* USER CODE END */
mibspi5ParityCheck();
/* USER CODE BEGIN (73) */
/* USER CODE END */
/* USER CODE BEGIN (74) */
/* USER CODE END */
/* Initialize VIM table */
vimInit();
/* USER CODE BEGIN (75) */
/* USER CODE END */
/* Configure system response to error conditions signaled to the ESM group1 */
/* This function can be configured from the ESM tab of HALCoGen */
esmInit();
/* initialize copy table */
if ((uint32 *)&__binit__ != (uint32 *)0xFFFFFFFFU)
{
extern void copy_in(void * binit);
copy_in((void *)&__binit__);
}
/* initialize the C global variables */
if (&__TI_Handler_Table_Base < &__TI_Handler_Table_Limit)
{
uint8 **tablePtr = (uint8 **)&__TI_CINIT_Base;
uint8 **tableLimit = (uint8 **)&__TI_CINIT_Limit;
while (tablePtr < tableLimit)
{
uint8 * loadAdr = *tablePtr++;
uint8 * runAdr = *tablePtr++;
uint8 idx = *loadAdr++;
handler_fptr handler = (handler_fptr)(&__TI_Handler_Table_Base)[idx];
(*handler)((const uint8 *)loadAdr, runAdr);
}
}
/* initialize constructors */
if (__TI_PINIT_Base < __TI_PINIT_Limit)
{
void (**p0)(void) = (void *)__TI_PINIT_Base;
while ((uint32)p0 < __TI_PINIT_Limit)
{
void (*p)(void) = *p0++;
p();
}
}
/* USER CODE BEGIN (76) */
/* USER CODE END */
/* call the application */
main();
/* USER CODE BEGIN (77) */
/* USER CODE END */
exit();
/* USER CODE BEGIN (78) */
/* USER CODE END */
}
/* USER CODE BEGIN (79) */
/* USER CODE END */