//
void Load_Dcdc_Trim()
{
unsigned int ocotp_base;
unsigned int dcdc_base;
unsigned int ocotp_fuse_bank0_base;
unsigned int reg;
unsigned int index;
unsigned int trim_value;
unsigned int dcdc_trim_loaded;
ocotp_base = 0x401F4000;
ocotp_fuse_bank0_base = 0x401F4000 + 0x400;
dcdc_base = 0x40080000;
dcdc_trim_loaded = 0;
reg = Target.ReadU32(ocotp_fuse_bank0_base + 0x90);
if (reg & (1<<10))
{
trim_value = (reg & (0x1F << 11)) >> 11;
reg = (Target.ReadU32(dcdc_base + 0x4) & ~(0x1F << 24)) | (trim_value << 24);
Target.WriteU32(dcdc_base + 0x4, reg);
dcdc_trim_loaded = 1;
}
// DCDC_VOLT_CHANG_EN
reg = Target.ReadU32(ocotp_fuse_bank0_base + 0x80);
if (reg & (1<<30))
{
index = (reg & (3 << 28)) >> 28;
if (index < 4)
{
reg = (Target.ReadU32(dcdc_base + 0xC) & ~(0x1F)) | (0xF + index);
Target.WriteU32(dcdc_base + 0xC, reg);
dcdc_trim_loaded = 1;
}
}
if (dcdc_trim_loaded)
{
// delay 1ms for dcdc to get stable
Util.Sleep(1);
Util.Log("DCDC trim value loaded.");
}
}
void Clock_Init()
{
// Enable all clocks
Target.WriteU32(0x400FC068,0xffffffff);
Target.WriteU32(0x400FC06C,0xffffffff);
Target.WriteU32(0x400FC070,0xffffffff);
Target.WriteU32(0x400FC074,0xffffffff);
Target.WriteU32(0x400FC078,0xffffffff);
Target.WriteU32(0x400FC07C,0xffffffff);
Target.WriteU32(0x400FC080,0xffffffff);
Target.WriteU32(0x400D8030,0x00002001);
Target.WriteU32(0x400D8100,0x001d0000);
Target.WriteU32(0x400FC014,0x00010D40);
Util.Log("Clock Init Done");
}
void SDRAM_WaitIpCmdDone(void)
{
unsigned int reg;
do
{
reg = Target.ReadU32(0x402F003C);
}while((reg & 0x3) == 0);
Target.WriteU32(0x402F003C,0x00000003); // clear IPCMDERR and IPCMDDONE bits
}
void SDRAM_Init() {
// Config IOMUX for SDRAM
Target.WriteU32(0x401F8014,0x00000000); // EMC_00
Target.WriteU32(0x401F8018,0x00000000); // EMC_01
Target.WriteU32(0x401F801C,0x00000000); // EMC_02
Target.WriteU32(0x401F8020,0x00000000); // EMC_03
Target.WriteU32(0x401F8024,0x00000000); // EMC_04
Target.WriteU32(0x401F8028,0x00000000); // EMC_05
Target.WriteU32(0x401F802C,0x00000000); // EMC_06
Target.WriteU32(0x401F8030,0x00000000); // EMC_07
Target.WriteU32(0x401F8034,0x00000000); // EMC_08
Target.WriteU32(0x401F8038,0x00000000); // EMC_09
Target.WriteU32(0x401F803C,0x00000000); // EMC_10
Target.WriteU32(0x401F8040,0x00000000); // EMC_11
Target.WriteU32(0x401F8044,0x00000000); // EMC_12
Target.WriteU32(0x401F8048,0x00000000); // EMC_13
Target.WriteU32(0x401F804C,0x00000000); // EMC_14
Target.WriteU32(0x401F8050,0x00000000); // EMC_15
Target.WriteU32(0x401F8054,0x00000000); // EMC_16
Target.WriteU32(0x401F8058,0x00000000); // EMC_17
Target.WriteU32(0x401F805C,0x00000000); // EMC_18
Target.WriteU32(0x401F8060,0x00000000); // EMC_19
Target.WriteU32(0x401F8064,0x00000000); // EMC_20
Target.WriteU32(0x401F8068,0x00000000); // EMC_21
Target.WriteU32(0x401F806C,0x00000000); // EMC_22
Target.WriteU32(0x401F8070,0x00000000); // EMC_23
Target.WriteU32(0x401F8074,0x00000000); // EMC_24
Target.WriteU32(0x401F8078,0x00000000); // EMC_25
Target.WriteU32(0x401F807C,0x00000000); // EMC_26
Target.WriteU32(0x401F8080,0x00000000); // EMC_27
Target.WriteU32(0x401F8084,0x00000000); // EMC_28
Target.WriteU32(0x401F8088,0x00000000); // EMC_29
Target.WriteU32(0x401F808C,0x00000000); // EMC_30
Target.WriteU32(0x401F8090,0x00000000); // EMC_31
Target.WriteU32(0x401F8094,0x00000000); // EMC_32
Target.WriteU32(0x401F8098,0x00000000); // EMC_33
Target.WriteU32(0x401F809C,0x00000000); // EMC_34
Target.WriteU32(0x401F80A0,0x00000000); // EMC_35
Target.WriteU32(0x401F80A4,0x00000000); // EMC_36
Target.WriteU32(0x401F80A8,0x00000000); // EMC_37
Target.WriteU32(0x401F80AC,0x00000000); // EMC_38
Target.WriteU32(0x401F80B0,0x00000010); // EMC_39, DQS PIN, enable SION
Target.WriteU32(0x401F80B4,0x00000000); // EMC_40
Target.WriteU32(0x401F80B8,0x00000000); // EMC_41
// PAD ctrl
// drive strength = 0x7 to increase drive strength
// otherwise the data7 bit may fail.
Target.WriteU32(0x401F8204,0x000110F9); // EMC_00
Target.WriteU32(0x401F8208,0x000110F9); // EMC_01
Target.WriteU32(0x401F820C,0x000110F9); // EMC_02
Target.WriteU32(0x401F8210,0x000110F9); // EMC_03
Target.WriteU32(0x401F8214,0x000110F9); // EMC_04
Target.WriteU32(0x401F8218,0x000110F9); // EMC_05
Target.WriteU32(0x401F821C,0x000110F9); // EMC_06
Target.WriteU32(0x401F8220,0x000110F9); // EMC_07
Target.WriteU32(0x401F8224,0x000110F9); // EMC_08
Target.WriteU32(0x401F8228,0x000110F9); // EMC_09
Target.WriteU32(0x401F822C,0x000110F9); // EMC_10
Target.WriteU32(0x401F8230,0x000110F9); // EMC_11
Target.WriteU32(0x401F8234,0x000110F9); // EMC_12
Target.WriteU32(0x401F8238,0x000110F9); // EMC_13
Target.WriteU32(0x401F823C,0x000110F9); // EMC_14
Target.WriteU32(0x401F8240,0x000110F9); // EMC_15
Target.WriteU32(0x401F8244,0x000110F9); // EMC_16
Target.WriteU32(0x401F8248,0x000110F9); // EMC_17
Target.WriteU32(0x401F824C,0x000110F9); // EMC_18
Target.WriteU32(0x401F8250,0x000110F9); // EMC_19
Target.WriteU32(0x401F8254,0x000110F9); // EMC_20
Target.WriteU32(0x401F8258,0x000110F9); // EMC_21
Target.WriteU32(0x401F825C,0x000110F9); // EMC_22
Target.WriteU32(0x401F8260,0x000110F9); // EMC_23
Target.WriteU32(0x401F8264,0x000110F9); // EMC_24
Target.WriteU32(0x401F8268,0x000110F9); // EMC_25
Target.WriteU32(0x401F826C,0x000110F9); // EMC_26
Target.WriteU32(0x401F8270,0x000110F9); // EMC_27
Target.WriteU32(0x401F8274,0x000110F9); // EMC_28
Target.WriteU32(0x401F8278,0x000110F9); // EMC_29
Target.WriteU32(0x401F827C,0x000110F9); // EMC_30
Target.WriteU32(0x401F8280,0x000110F9); // EMC_31
Target.WriteU32(0x401F8284,0x000110F9); // EMC_32
Target.WriteU32(0x401F8288,0x000110F9); // EMC_33
Target.WriteU32(0x401F828C,0x000110F9); // EMC_34
Target.WriteU32(0x401F8290,0x000110F9); // EMC_35
Target.WriteU32(0x401F8294,0x000110F9); // EMC_36
Target.WriteU32(0x401F8298,0x000110F9); // EMC_37
Target.WriteU32(0x401F829C,0x000110F9); // EMC_38
Target.WriteU32(0x401F82A0,0x000110F9); // EMC_39
Target.WriteU32(0x401F82A4,0x000110F9); // EMC_40
Target.WriteU32(0x401F82A8,0x000110F9); // EMC_41
// Config SDR Controller Registers/
Target.WriteU32(0x402F0000,0x10000004); // MCR
Target.WriteU32(0x402F0008,0x00030524); // BMCR0
Target.WriteU32(0x402F000C,0x06030524); // BMCR1
Target.WriteU32(0x402F0010,0x80000019); // BR0, 16MB
Target.WriteU32(0x402F0040,0x00000F31); // SDRAMCR0
Target.WriteU32(0x402F0044,0x00652922); // SDRAMCR1
Target.WriteU32(0x402F0048,0x000a0b0d); // SDRAMCR2
Target.WriteU32(0x402F004C,0x0f0f0a00); // SDRAMCR3
Target.WriteU32(0x402F0090,0x80000000); // IPCR0
Target.WriteU32(0x402F0094,0x00000002); // IPCR1
Target.WriteU32(0x402F0098,0x00000000); // IPCR2
Target.WriteU32(0x402F009C,0xA55A000F); // IPCMD, SD_CC_IPREA
SDRAM_WaitIpCmdDone();
Target.WriteU32(0x402F009C,0xA55A000C); // SD_CC_IAF
SDRAM_WaitIpCmdDone();
Target.WriteU32(0x402F009C,0xA55A000C); // SD_CC_IAF
SDRAM_WaitIpCmdDone();
Target.WriteU32(0x402F00A0,0x00000033); // IPTXDAT
Target.WriteU32(0x402F009C,0xA55A000A); // SD_CC_IMS
SDRAM_WaitIpCmdDone();
Target.WriteU32(0x402F004C,0x08080A01 ); // enable sdram self refresh again after initialization done.
Util.Log("SDRAM Init Done");
}
void INTRAM_Init() {
unsigned int gpr14_addr;
unsigned int gpr16_addr;
unsigned int gpr17_addr;
unsigned int ret;
gpr14_addr = 0x400AC038;
gpr16_addr = 0x400AC040;
gpr17_addr = 0x400AC044;
ret = 0;
// 448 KBytes of DTCM
Target.WriteU32(gpr17_addr,0x5AAAAAAA);
ret = Target.ReadU32(gpr16_addr);
// Turn off DTCM
//ret &= ~0x02;
// Turn off ITCM
ret &= ~0x01;
Target.WriteU32(gpr16_addr,ret);
// Configure DTCM/ITCM size
ret = Target.ReadU32(gpr14_addr);
// Mask ITCM/DTCM size bits
ret &= ~0xFF0000;
// Set DTCM size to 512KBytes
ret |= 0xA00000;
Target.WriteU32(gpr14_addr,ret);
ret = Target.ReadU32(gpr16_addr);
// FlexRAM_BANK_CFG_SEL
ret &= ~0x04;
ret |= 0x04;
Target.WriteU32(gpr16_addr,ret);
Util.Log("INTRAM Init Done");
}
/*********************************************************************
*
* OnProjectLoad
*
* Function description
* Project load routine. Required.
*
**********************************************************************
*/
void OnProjectLoad (void) {
//
// Dialog-generated settings
//
Project.SetDevice ("MCIMXRT1051");
Project.SetHostIF ("USB", "");
Project.SetTargetIF ("SWD");
Project.SetTIFSpeed ("1 MHz");
Project.AddSvdFile ("$(InstallDir)/Config/CPU/Cortex-M7F.svd");
Project.AddPathSubstitute ("/home/mati/Software/Mudita/git/PurePhone", "$(ProjectDir)");
Project.SetOSPlugin("FreeRTOSPlugin");
//
// User settings
//
File.Open ("$(ProjectDir)/build/PurePhone.elf");
}
/*********************************************************************
*
* TargetReset
*
* Function description
* Replaces the default target device reset routine. Optional.
*
* Notes
* This example demonstrates the usage when
* debugging a RAM program on a Cortex-M target device
*
**********************************************************************
*/
void TargetReset (void) {
Exec.Reset();
}
/*********************************************************************
*
* BeforeTargetReset
*
* Function description
* Event handler routine. Optional.
*
**********************************************************************
*/
void BeforeTargetReset (void) {
}
/*********************************************************************
*
* AfterTargetReset
*
* Function description
* Event handler routine.
* - Sets the PC register to program reset value.
* - Sets the SP register to program reset value on Cortex-M.
*
**********************************************************************
*/
void AfterTargetReset (void) {
Load_Dcdc_Trim();
Clock_Init();
SDRAM_Init();
INTRAM_Init();
}
/*********************************************************************
*
* DebugStart
*
* Function description
* Replaces the default debug session startup routine. Optional.
*
**********************************************************************
*/
//void DebugStart (void) {
//}
/*********************************************************************
*
* TargetConnect
*
* Function description
* Replaces the default target IF connection routine. Optional.
*
**********************************************************************
*/
//void TargetConnect (void) {
//}
/*********************************************************************
*
* BeforeTargetConnect
*
* Function description
* Event handler routine. Optional.
*
**********************************************************************
*/
//void BeforeTargetConnect (void) {
//}
/*********************************************************************
*
* AfterTargetConnect
*
* Function description
* Event handler routine. Optional.
*
**********************************************************************
*/
//void AfterTargetConnect (void) {
//}
/*********************************************************************
*
* TargetDownload
*
* Function description
* Replaces the default program download routine. Optional.
*
**********************************************************************
*/
//void TargetDownload (void) {
//}
/*********************************************************************
*
* BeforeTargetDownload
*
* Function description
* Event handler routine. Optional.
*
**********************************************************************
*/
//void BeforeTargetDownload (void) {
//}
/*********************************************************************
*
* AfterTargetDownload
*
* Function description
* Event handler routine.
* - Sets the PC register to program reset value.
* - Sets the SP register to program reset value on Cortex-M.
*
**********************************************************************
*/
void AfterTargetDownload (void) {
unsigned int SP;
unsigned int PC;
unsigned int VectorTableAddr;
VectorTableAddr = Elf.GetExprValue( "g_pfnVectors" );
if (VectorTableAddr == 0xFFFFFFFF) {
Util.Log("Project file error: failed to get program base");
} else {
SP = Target.ReadU32(VectorTableAddr);
Target.SetReg("SP", SP);
PC = Target.ReadU32(VectorTableAddr + 4);
Target.SetReg("PC", PC);
}
}
/*********************************************************************
*
* BeforeTargetDisconnect
*
* Function description
* Event handler routine. Optional.
*
**********************************************************************
*/
//void BeforeTargetDisconnect (void) {
//}
/*********************************************************************
*
* AfterTargetDisconnect
*
* Function description
* Event handler routine. Optional.
*
**********************************************************************
*/
//void AfterTargetDisconnect (void) {
//}
/*********************************************************************
*
* AfterTargetHalt
*
* Function description
* Event handler routine. Optional.
*
**********************************************************************
*/
//void AfterTargetHalt (void) {
//}