ChibiOS Free Embedded RTOS

hi,
try add afio mapping in boardInit method

/*
* Board-specific initialization code.
*/
void boardInit(void)
{
//JTAG-DP Disabled and SW-DP Enabled
AFIO->MAPR |= AFIO_MAPR_SWJ_CFG_JTAGDISABLE;
}

here the template file:
EmBitz_ChibiOS_stm32_blink_template.zip

detailed steps:

Startup files.
-----------------------------------------
reference:
$(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC/mk/startup_stm32f1xx.mk

source files:
$(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC/crt1.c ...