Diff: src/vl53l1_silicon_core.c

Revision:

0:3ac96e360672

Child:

7:1add29d51e72

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/vl53l1_silicon_core.c	Fri Nov 06 10:06:37 2020 +0000
@@ -0,0 +1,148 @@
+
+/*******************************************************************************
+ * Copyright (c) 2020, STMicroelectronics - All Rights Reserved
+
+ This file is part of VL53L1 Core and is dual licensed,
+ either 'STMicroelectronics
+ Proprietary license'
+ or 'BSD 3-clause "New" or "Revised" License' , at your option.
+
+********************************************************************************
+
+ 'STMicroelectronics Proprietary license'
+
+********************************************************************************
+
+ License terms: STMicroelectronics Proprietary in accordance with licensing
+ terms at www.st.com/sla0081
+
+ STMicroelectronics confidential
+ Reproduction and Communication of this document is strictly prohibited unless
+ specifically authorized in writing by STMicroelectronics.
+
+
+********************************************************************************
+
+ Alternatively, VL53L1 Core may be distributed under the terms of
+ 'BSD 3-clause "New" or "Revised" License', in which case the following
+ provisions apply instead of the ones
+ mentioned above :
+
+********************************************************************************
+
+ License terms: BSD 3-clause "New" or "Revised" License.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ 1. Redistributions of source code must retain the above copyright notice, this
+ list of conditions and the following disclaimer.
+
+ 2. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ 3. Neither the name of the copyright holder nor the names of its contributors
+ may be used to endorse or promote products derived from this software
+ without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+
+********************************************************************************
+
+*/
+
+
+
+
+
+#include "vl53l1_ll_def.h"
+#include "vl53l1_platform.h"
+#include "vl53l1_register_map.h"
+#include "vl53l1_core.h"
+#include "vl53l1_silicon_core.h"
+
+
+#define LOG_FUNCTION_START(fmt, ...) \
+	_LOG_FUNCTION_START(VL53L1_TRACE_MODULE_CORE, fmt, ##__VA_ARGS__)
+#define LOG_FUNCTION_END(status, ...) \
+	_LOG_FUNCTION_END(VL53L1_TRACE_MODULE_CORE, status, ##__VA_ARGS__)
+#define LOG_FUNCTION_END_FMT(status, fmt, ...) \
+	_LOG_FUNCTION_END_FMT(VL53L1_TRACE_MODULE_CORE,\
+			status, fmt, ##__VA_ARGS__)
+
+
+VL53L1_Error VL53L1_is_firmware_ready_silicon(
+	VL53L1_DEV     Dev,
+	uint8_t       *pready)
+{
+
+
+	VL53L1_Error status = VL53L1_ERROR_NONE;
+	VL53L1_LLDriverData_t *pdev = VL53L1DevStructGetLLDriverHandle(Dev);
+
+	uint8_t  comms_buffer[5];
+
+	LOG_FUNCTION_START("");
+
+
+
+	status = VL53L1_ReadMulti(
+				Dev,
+				VL53L1_INTERRUPT_MANAGER__ENABLES,
+				comms_buffer,
+				5);
+
+	if (status != VL53L1_ERROR_NONE)
+		goto ENDFUNC;
+
+	pdev->dbg_results.interrupt_manager__enables =
+			comms_buffer[0];
+	pdev->dbg_results.interrupt_manager__clear =
+			comms_buffer[1];
+	pdev->dbg_results.interrupt_manager__status =
+			comms_buffer[2];
+	pdev->dbg_results.mcu_to_host_bank__wr_access_en =
+			comms_buffer[3];
+	pdev->dbg_results.power_management__go1_reset_status =
+			comms_buffer[4];
+
+	if ((pdev->sys_ctrl.power_management__go1_power_force & 0x01)
+			== 0x01) {
+
+		if (((pdev->dbg_results.interrupt_manager__enables &
+				0x1F) == 0x1F) &&
+			((pdev->dbg_results.interrupt_manager__clear
+					& 0x1F) == 0x1F))
+			*pready = 0x01;
+		else
+			*pready = 0x00;
+
+	} else {
+
+
+		if ((pdev->dbg_results.power_management__go1_reset_status
+				& 0x01) == 0x00)
+			*pready = 0x01;
+		else
+			*pready = 0x00;
+	}
+
+
+ENDFUNC:
+	LOG_FUNCTION_END(status);
+
+	return status;
+}
+
+