plat/meson/gxl/gxl_sip_svc.c
/*******************************************************************************
 * This function is responsible for handling all SiP calls
 ******************************************************************************/
This function is responsible for handling all SiP calls
This function is responsible for handling all SiP calls
static uintptr_t gxbb_sip_handler(uint32_t smc_fid,
				  u_register_t x1, u_register_t x2,
				  u_register_t x3, u_register_t x4,
				  void *cookie, void *handle,
				  u_register_t flags)
{
	switch (smc_fid) {
	case GXBB_SM_GET_SHARE_MEM_INPUT_BASE:
		SMC_RET1(handle, GXBB_SHARE_MEM_INPUT_BASE);
	case GXBB_SM_GET_SHARE_MEM_OUTPUT_BASE:
		SMC_RET1(handle, GXBB_SHARE_MEM_OUTPUT_BASE);
	case GXBB_SM_EFUSE_READ:
	{
		void *dst = (void *)GXBB_SHARE_MEM_OUTPUT_BASE;
		uint64_t ret = gxbb_efuse_read(dst, (uint32_t)x1, x2);
		SMC_RET1(handle, ret);
	}
	case GXBB_SM_EFUSE_USER_MAX:
		SMC_RET1(handle,  gxbb_efuse_user_max());
	case GXBB_SM_JTAG_ON:
		scpi_jtag_set_state(GXBB_JTAG_STATE_ON, x1);
		SMC_RET1(handle, 0);
	case GXBB_SM_JTAG_OFF:
		scpi_jtag_set_state(GXBB_JTAG_STATE_OFF, x1);
		SMC_RET1(handle, 0);
	default:
		ERROR("BL31: Unhandled SIP SMC: 0x%08x\n", smc_fid);
		break;
	}
	SMC_RET1(handle, SMC_UNK);
}
static uintptr_t gxbb_sip_handler ( uint32_t smc_fid , u_register_t x1 , u_register_t x2 , u_register_t x3 , u_register_t x4 , void * cookie , void * handle , u_register_t flags ) { switch ( smc_fid ) { case GXBB_SM_GET_SHARE_MEM_INPUT_BASE : SMC_RET1 ( handle , GXBB_SHARE_MEM_INPUT_BASE ) ; case GXBB_SM_GET_SHARE_MEM_OUTPUT_BASE : SMC_RET1 ( handle , GXBB_SHARE_MEM_OUTPUT_BASE ) ; case GXBB_SM_EFUSE_READ : { void * dst = ( void * ) GXBB_SHARE_MEM_OUTPUT_BASE ; uint64_t ret = gxbb_efuse_read ( dst , ( uint32_t ) x1 , x2 ) ; SMC_RET1 ( handle , ret ) ; } case GXBB_SM_EFUSE_USER_MAX : SMC_RET1 ( handle , gxbb_efuse_user_max ( ) ) ; case GXBB_SM_JTAG_ON : scpi_jtag_set_state ( GXBB_JTAG_STATE_ON , x1 ) ; SMC_RET1 ( handle , 0 ) ; case GXBB_SM_JTAG_OFF : scpi_jtag_set_state ( GXBB_JTAG_STATE_OFF , x1 ) ; SMC_RET1 ( handle , 0 ) ; default : ERROR ( " \n " , smc_fid ) ; break ; } SMC_RET1 ( handle , SMC_UNK ) ; }
This function is responsible for handling all SiP calls
This function is responsible for handling all SiP calls