已买IDK_AM574x开发板，但无法与CCS连接，是否还需要买一个xds100v2的仿真器？

我把connect A15时的CCS信息都贴出来，分两部分，第一部分是执行成功的Gel脚本信息：
Cortex_M4_IPU1_C0: GEL Output: --->>> AM574x Cortex M4 Startup Sequence In Progress... <<<---
Cortex_M4_IPU1_C0: GEL Output: --->>> AM574x Cortex M4 Startup Sequence DONE! <<<---
Cortex_M4_IPU1_C1: GEL Output: --->>> AM574x Cortex M4 Startup Sequence In Progress... <<<---
Cortex_M4_IPU1_C1: GEL Output: --->>> AM574x Cortex M4 Startup Sequence DONE! <<<---
C66xx_DSP1: GEL Output: --->>> AM574x C66x DSP Startup Sequence In Progress... <<<---
C66xx_DSP1: GEL Output: --->>> AM574x C66x DSP Startup Sequence DONE! <<<---
C66xx_DSP2: GEL Output: --->>> AM574x C66x DSP Startup Sequence In Progress... <<<---
C66xx_DSP2: GEL Output: --->>> AM574x C66x DSP Startup Sequence DONE! <<<---
CortexA15_0: GEL Output: --->>> AM574x Cortex A15 Startup Sequence In Progress... <<<---
CortexA15_0: GEL Output: --->>> AM574x Cortex A15 Startup Sequence DONE! <<<---
CortexA15_1: GEL Output: --->>> AM574x Cortex A15 Startup Sequence In Progress... <<<---
CortexA15_1: GEL Output: --->>> AM574x Cortex A15 Startup Sequence DONE! <<<---
IcePick_D: GEL Output: Ipu RTOS is released from Wait-In-Reset.
IcePick_D: GEL Output: Ipu SIMCOP is released from Wait-In-Reset.
IcePick_D: GEL Output: IVAHD C66 is released from Wait-In-Reset.
IcePick_D: GEL Output: IVAHD ICONT1 is released from Wait-In-Reset.
IcePick_D: GEL Output: IVAHD ICONT2 is released from Wait-In-Reset.
CS_DAP_DebugSS: GEL Output: --->>> CONFIGURE DEBUG DPLL settings to 1.9 GHZs <<<---
CS_DAP_DebugSS: GEL Output: > Setup DebugSS 1.9GHz in progress...
CS_DAP_DebugSS: GEL Output: < Done with Setup DebugSS Trace export clock (TPIU) to 97MHz
CS_DAP_DebugSS: GEL Output: < Done with Setup DebugSS PLL Clocking 1.9GHz
CS_DAP_DebugSS: GEL Output: < Done with Setup DebugSS ATB Clocking 380MHz
CS_DAP_DebugSS: GEL Output: < Done with Setup DebugSS Trace export clock (TPIU) to 97MHz
CS_DAP_DebugSS: GEL Output: --->>> TURNING ON L3_INSTR and L3_3 clocks required for debug instrumention <<<<<<----
CS_DAP_DebugSS: GEL Output: ---<<< L3 instrumentation clocks are enabled >>>> ---
CS_DAP_DebugSS: GEL Output: --->>> Mapping TIMER supsend sources to default cores <<<<<<----
CS_DAP_PC: GEL Output: Cortex-A15 1 is not in WIR mode so nothing to do.
CortexA15_0: GEL Output: --->>> AM574x IDK EVM <<<---
CortexA15_0: GEL Output: --->>> AM574x Target Connect Sequence Begins ... <<<---
CortexA15_0: GEL Output: --->>> AM574x Begin MMC2 Pad Configuration <<<---
CortexA15_0: GEL Output: --->>> AM574x End MMC2 Pad Configuration <<<---
CortexA15_0: GEL Output: --->>> AM574x PG1.0 GP device <<<---
CortexA15_0: GEL Output: --->>> PRCM Clock Configuration for OPPNOM in progress... <<<---
CortexA15_0: GEL Output: Cortex A15 DPLL OPP 0 clock config is in progress...
CortexA15_0: GEL Output: Cortex A15 DPLL is already locked, now unlocking...
CortexA15_0: GEL Output: Cortex A15 DPLL OPP 0 is DONE!
CortexA15_0: GEL Output: IVA DPLL OPP 0 clock config is in progress...
CortexA15_0: GEL Output: IVA DPLL already locked, now unlocking...
CortexA15_0: GEL Output: IVA DPLL OPP 0 is DONE!
CortexA15_0: GEL Output: PER DPLL OPP 0 clock config in progress...
CortexA15_0: GEL Output: PER DPLL already locked, now unlocking
CortexA15_0: GEL Output: PER DPLL OPP 0 is DONE!
CortexA15_0: GEL Output: CORE DPLL OPP 0 clock config is in progress...
CortexA15_0: GEL Output: CORE DPLL OPP already locked, now unlocking....
CortexA15_0: GEL Output: CORE DPLL OPP 0 is DONE!
CortexA15_0: GEL Output: ABE DPLL OPP 0 clock config in progress...
CortexA15_0: GEL Output: ABE DPLL OPP is already locked, now unlocking....
CortexA15_0: GEL Output: ABE DPLL OPP 0 is DONE!
CortexA15_0: GEL Output: GMAC DPLL OPP 0 clock config is in progress...
CortexA15_0: GEL Output: GMAC DPLL already locked, now unlocking....
CortexA15_0: GEL Output: GMAC DPLL OPP 0 is DONE!
CortexA15_0: GEL Output: GPU DPLL OPP 0 clock config is in progress...
CortexA15_0: GEL Output: GPU DPLL already locked, now unlocking...
CortexA15_0: GEL Output: GPU DPLL OPP 0 is DONE!
CortexA15_0: GEL Output: DSP DPLL OPP 0 clock config is in progress...
CortexA15_0: GEL Output: DSP DPLL already locked, now unlocking....
CortexA15_0: GEL Output: DSP DPLL OPP 0 is DONE!
CortexA15_0: GEL Output: PCIE_REF DPLL OPP 0 clock config is in progress...
CortexA15_0: GEL Output: PCIE_REF DPLL already locked, now unlocking....
CortexA15_0: GEL Output: PCIE_REF DPLL OPP 0 is DONE!
CortexA15_0: GEL Output: --->>> PRCM Clock Configuration for OPP 0 is DONE! <<<---
CortexA15_0: GEL Output: --->>> PRCM Configuration for all modules in progress... <<<---
CortexA15_0: GEL Output: --->>> PRCM Configuration for all modules is DONE! <<<---
CortexA15_0: GEL Output: --->>> DDR3 Initialization is in progress ... <<<---
CortexA15_0: GEL Output: DDR DPLL clock config for 666MHz is in progress...
CortexA15_0: GEL Output: DDR DPLL already locked, now unlocking....
CortexA15_0: GEL Output: DDR DPLL clock config for 666MHz is in DONE!
CortexA15_0: GEL Output: ECC Enabled
CortexA15_0: GEL Output: Launch full leveling
CortexA15_0: GEL Output: Updating slave ratios in PHY_STATUSx registers
CortexA15_0: GEL Output: as per HW leveling output
CortexA15_0: GEL Output: HW leveling is now disabled. Using slave ratios from
CortexA15_0: GEL Output: PHY_STATUSx registers
CortexA15_0: GEL Output: Launch full leveling
CortexA15_0: GEL Output: Updating slave ratios in PHY_STATUSx registers
CortexA15_0: GEL Output: as per HW leveling output
CortexA15_0: GEL Output: HW leveling is now disabled. Using slave ratios from
CortexA15_0: GEL Output: PHY_STATUSx registers
CortexA15_0: GEL Output: Two EMIFs in non interleaved mode (2GB total)
CortexA15_0: GEL Output: --->>> DDR3 Initialization is DONE! <<<---
CortexA15_0: GEL Output: --->>> Mapping TIMER suspend sources to default cores <<<<<<----
CortexA15_0: GEL Output: --->>> IPU1SS Initialization is in progress ... <<<---

第二部分是随后的报错信息：
CortexA15_0: Trouble Writing Memory Block at 0x58880800 on Page 0 of Length 0x4: (Error -1141 @ 0x3D58) Device is not responding to the request. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 8.0.903.6)
CortexA15_0: GEL: Error while executing OnTargetConnect(): Target failed to write 0x58880800
at *((unsigned int *) regAddr)=(unsigned int) 0x40000000 [AM574x_multicore_reset.gel:18]
at IPUSSClkEnable(1) [AM574x_multicore_reset.gel:274]
at IPU1SSClkEnable_API() [AM574x_multicore_reset.gel:247]
at AM574x_MULTICORE_EnableAllCores() [AM574x_startup_common.gel:95]
at AM57xx_EVM_Initialization(1) [idk_am574x.gel:54]
at OnTargetConnect()
CortexA15_0: Trouble Reading Register REG_SYSTEM_TARGET_CONFIG: (Error -1141 @ 0x3D58) Device is not responding to the request. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 8.0.903.6)
CortexA15_0: Trouble Reading Register REG_SYSTEM_MMU_CONFIG: (Error -1141 @ 0x3D58) Device is not responding to the request. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 8.0.903.6)
CortexA15_0: Trouble Reading Register REG_SYSTEM_MMU_CONFIG: (Error -1141 @ 0x3D58) Device is not responding to the request. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 8.0.903.6)
CortexA15_0: Trouble Reading Register REG_SYSTEM_MMU_CONFIG: (Error -1141 @ 0x3D58) Device is not responding to the request. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 8.0.903.6)
CortexA15_0: Trouble Reading Register REG_SYSTEM_MMU_CONFIG: (Error -1141 @ 0x3D58) Device is not responding to the request. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 8.0.903.6)
CortexA15_0: Trouble Reading Register REG_SYSTEM_TARGET_CONFIG: (Error -1141 @ 0x3D58) Device is not responding to the request. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 8.0.903.6)
CortexA15_0: Trouble Reading Register REG_SYSTEM_TARGET_CONFIG: (Error -1141 @ 0x3D58) Device is not responding to the request. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 8.0.903.6)
CortexA15_0: Trouble Reading Register REG_SYSTEM_TARGET_CONFIG: (Error -1141 @ 0x3D58) Device is not responding to the request. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 8.0.903.6)
CortexA15_0: Trouble Reading Register REG_SYSTEM_TARGET_CONFIG: (Error -1141 @ 0x3D58) Device is not responding to the request. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 8.0.903.6)
CortexA15_0: Trouble Reading Register REG_SYSTEM_MMU_CONFIG: (Error -1141 @ 0x3D58) Device is not responding to the request. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 8.0.903.6)
CortexA15_0: Trouble Reading Register REG_SYSTEM_MMU_CONFIG: (Error -1141 @ 0x3D58) Device is not responding to the request. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 8.0.903.6)
CortexA15_0: Trouble Reading Register REG_SYSTEM_MMU_CONFIG: (Error -1141 @ 0x3D58) Device is not responding to the request. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 8.0.903.6)
CortexA15_0: Trouble Reading Register REG_SYSTEM_MMU_CONFIG: (Error -1141 @ 0x3D58) Device is not responding to the request. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 8.0.903.6)
CortexA15_0: Trouble Reading Register REG_SYSTEM_TARGET_CONFIG: (Error -1141 @ 0x3D58) Device is not responding to the request. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 8.0.903.6)
CortexA15_0: Trouble Reading Register REG_SYSTEM_MMU_CONFIG: (Error -1141 @ 0x3D58) Device is not responding to the request. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 8.0.903.6)
IcePick_D: Error: (Error -150 @ 0x0) One of the FTDI driver functions used during configuration returned a invalid status or an error. (Emulation package 8.0.903.6)
CS_DAP_DebugSS: Error: (Error -154 @ 0x0) One of the FTDI driver functions used to write data returned bad status or an error. (Emulation package 8.0.903.6)
CS_DAP_PC: Error: (Error -154 @ 0x1) One of the FTDI driver functions used to write data returned bad status or an error. (Emulation package 8.0.903.6)
IcePick_D: Unable to determine target status after 20 attempts
CS_DAP_PC: Unable to determine target status after 20 attempts
IcePick_D: Failed to remove the debug state from the target before disconnecting. There may still be breakpoint op-codes embedded in program memory. It is recommended that you reset the emulator before you connect and reload your program before you continue debugging
CS_DAP_PC: Failed to remove the debug state from the target before disconnecting. There may still be breakpoint op-codes embedded in program memory. It is recommended that you reset the emulator before you connect and reload your program before you continue debugging
CortexA15_0: JTAG Communication Error: (Error -154 @ 0x0) One of the FTDI driver functions used to write data returned bad status or an error. (Emulation package 8.0.903.6)

这个板子带的应该是USB-to-serial debug cable，而不是usb-JTag连接线。

需要另外准备一个XDS100V2 USB Emulation的