teensy-core-4.1/teensy4/bootdata.c

//#include "imxrt.h"

#include <stdint.h>

extern void ResetHandler(void);
extern unsigned long _estack;
extern unsigned long _flashimagelen;

__attribute__ ((section(".vectors"), used))
const uint32_t vector_table[2] = {
#if defined(__IMXRT1062__)
	0x20010000, // 64K DTCM for boot, ResetHandler configures stack after ITCM/DTCM setup
#endif
	(uint32_t)&ResetHandler
};


__attribute__ ((section(".bootdata"), used))
const uint32_t BootData[3] = {
	0x60000000,
	(uint32_t)&_flashimagelen,
	0
};


__attribute__ ((section(".ivt"), used))
const uint32_t ImageVectorTable[8] = {
	0x402000D1,		// header
	(uint32_t)vector_table, // docs are wrong, needs to be vec table, not start addr
	0,			// reserved
	0,			// dcd
	(uint32_t)BootData,	// abs address of boot data
	(uint32_t)ImageVectorTable, // self
	0,			// command sequence file
	0			// reserved
};

__attribute__ ((section(".flashconfig"), used))
uint32_t FlexSPI_NOR_Config[128] = {
	// 448 byte common FlexSPI configuration block, 8.6.3.1 page 223 (RT1060 rev 0)
	// MCU_Flashloader_Reference_Manual.pdf, 8.2.1, Table 8-2, page 72-75
	0x42464346,		// Tag				0x00
	0x56010000,		// Version
	0,			// reserved
	0x00020101,		// columnAdressWidth,dataSetupTime,dataHoldTime,readSampleClkSrc

	0x00000000,		// waitTimeCfgCommands,-,deviceModeCfgEnable
	0,			// deviceModeSeq
	0, 			// deviceModeArg
	0x00000000,		// -,-,-,configCmdEnable

	0,			// configCmdSeqs		0x20
	0,
	0,
	0,

	0,			// cfgCmdArgs			0x30
	0,
	0,
	0,

	0x00000000,		// controllerMiscOption		0x40
	0x00030401,		// lutCustomSeqEnable,serialClkFreq,sflashPadType,deviceType
	0,			// reserved
	0,			// reserved

#if defined(ARDUINO_TEENSY40)
	0x00200000,		// sflashA1Size			0x50
#elif defined(ARDUINO_TEENSY41)
	0x00800000,		// sflashA1Size			0x50
#else
#error "Unknow flash chip size";
#endif
	0,			// sflashA2Size
	0,			// sflashB1Size
	0,			// sflashB2Size

	0,			// csPadSettingOverride		0x60
	0,			// sclkPadSettingOverride
	0,			// dataPadSettingOverride
	0,			// dqsPadSettingOverride

	0,			// timeoutInMs			0x70
	0,			// commandInterval
	0,			// dataValidTime
	0x00000000,		// busyBitPolarity,busyOffset

	0x0A1804EB,		// lookupTable[0]		0x80
	0x26043206,		// lookupTable[1]
	0,			// lookupTable[2]
	0,			// lookupTable[3]

	0x24040405,		// lookupTable[4]		0x90
	0,			// lookupTable[5]
	0,			// lookupTable[6]
	0,			// lookupTable[7]

	0,			// lookupTable[8]		0xA0
	0,			// lookupTable[9]
	0,			// lookupTable[10]
	0,			// lookupTable[11]

	0x00000406,		// lookupTable[12]		0xB0
	0,			// lookupTable[13]
	0,			// lookupTable[14]
	0,			// lookupTable[15]

	0,			// lookupTable[16]		0xC0
	0,			// lookupTable[17]
	0,			// lookupTable[18]
	0,			// lookupTable[19]

	0x08180420,		// lookupTable[20]		0xD0
	0,			// lookupTable[21]
	0,			// lookupTable[22]
	0,			// lookupTable[23]

	0,			// lookupTable[24]		0xE0
	0,			// lookupTable[25]
	0,			// lookupTable[26]
	0,			// lookupTable[27]

	0,			// lookupTable[28]		0xF0
	0,			// lookupTable[29]
	0,			// lookupTable[30]
	0,			// lookupTable[31]

	0x081804D8,		// lookupTable[32]		0x100
	0,			// lookupTable[33]
	0,			// lookupTable[34]
	0,			// lookupTable[35]

	0x08180402,		// lookupTable[36]		0x110
	0x00002004,		// lookupTable[37]
	0,			// lookupTable[38]
	0,			// lookupTable[39]

	0,			// lookupTable[40]		0x120
	0,			// lookupTable[41]
	0,			// lookupTable[42]
	0,			// lookupTable[43]

	0x00000460,		// lookupTable[44]		0x130
	0,			// lookupTable[45]
	0,			// lookupTable[46]
	0,			// lookupTable[47]

	0,			// lookupTable[48]		0x140
	0,			// lookupTable[49]
	0,			// lookupTable[50]
	0,			// lookupTable[51]

	0,			// lookupTable[52]		0x150
	0,			// lookupTable[53]
	0,			// lookupTable[54]
	0,			// lookupTable[55]

	0,			// lookupTable[56]		0x160
	0,			// lookupTable[57]
	0,			// lookupTable[58]
	0,			// lookupTable[59]

	0,			// lookupTable[60]		0x170
	0,			// lookupTable[61]
	0,			// lookupTable[62]
	0,			// lookupTable[63]

	0,			// LUT 0: Read			0x180
	0,			// LUT 1: ReadStatus
	0,			// LUT 3: WriteEnable
	0,			// LUT 5: EraseSector

	0,			// LUT 9: PageProgram		0x190
	0,			// LUT 11: ChipErase
	0,			// LUT 15: Dummy
	0,			// LUT unused?

	0,			// LUT unused?			0x1A0
	0,			// LUT unused?
	0,			// LUT unused?
	0,			// LUT unused?

	0,			// reserved			0x1B0
	0,			// reserved
	0,			// reserved
	0,			// reserved

	// 64 byte Serial NOR configuration block, 8.6.3.2, page 346

	256,			// pageSize			0x1C0
	4096,			// sectorSize
	1,			// ipCmdSerialClkFreq
	0,			// reserved

	0x00010000,		// block size			0x1D0
	0,			// reserved
	0,			// reserved
	0,			// reserved

	0,			// reserved			0x1E0
	0,			// reserved
	0,			// reserved
	0,			// reserved

	0,			// reserved			0x1F0
	0,			// reserved
	0,			// reserved
	0			// reserved
};