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in repository https://gitbox.apache.org/repos/asf/mynewt-core.git

commit 86259735bfd52519e0ebef10f7ffc73dd55462f5
Author: Jerzy Kasenberg <jerzy.kasenb...@codecoup.pl>
AuthorDate: Mon Apr 15 12:21:32 2024 +0200

    hw/bsp/b-l072z-lrwan1: Update to use common startup
    
    Local linker scripts and .cmd files removed.
    BSP uses autogenerated linker script and cortex-m0
    startup.
    
    Signed-off-by: Jerzy Kasenberg <jerzy.kasenb...@codecoup.pl>
---
 hw/bsp/b-l072z-lrwan1/b-l072z-lrwan1.ld            |  28 --
 hw/bsp/b-l072z-lrwan1/b-l072z-lrwan1_debug.cmd     |  22 --
 hw/bsp/b-l072z-lrwan1/b-l072z-lrwan1_download.cmd  |  22 --
 hw/bsp/b-l072z-lrwan1/boot-b-l072z-lrwan1.ld       |  28 --
 hw/bsp/b-l072z-lrwan1/bsp.yml                      |   9 +-
 .../include/bsp/stm32l0xx_hal_conf.h               |   4 +-
 .../src/arch/cortex_m0/startup_stm32l072xx.s       | 317 ---------------------
 hw/bsp/b-l072z-lrwan1/syscfg.yml                   |   2 +
 8 files changed, 5 insertions(+), 427 deletions(-)

diff --git a/hw/bsp/b-l072z-lrwan1/b-l072z-lrwan1.ld 
b/hw/bsp/b-l072z-lrwan1/b-l072z-lrwan1.ld
deleted file mode 100644
index 0db6fd19b..000000000
--- a/hw/bsp/b-l072z-lrwan1/b-l072z-lrwan1.ld
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-/* Linker script to configure memory regions. */
-MEMORY
-{
-  FLASH (rx) : ORIGIN = 0x08008000, LENGTH = 72K /* First image slot. */
-  RAM (rwx)  : ORIGIN = 0x20000000, LENGTH = 20K
-}
-
-/* This linker script is used for images and thus contains an image header */
-_imghdr_size = 0x20;
diff --git a/hw/bsp/b-l072z-lrwan1/b-l072z-lrwan1_debug.cmd 
b/hw/bsp/b-l072z-lrwan1/b-l072z-lrwan1_debug.cmd
deleted file mode 100755
index 96f0b2605..000000000
--- a/hw/bsp/b-l072z-lrwan1/b-l072z-lrwan1_debug.cmd
+++ /dev/null
@@ -1,22 +0,0 @@
-@rem
-@rem Licensed to the Apache Software Foundation (ASF) under one
-@rem or more contributor license agreements.  See the NOTICE file
-@rem distributed with this work for additional information
-@rem regarding copyright ownership.  The ASF licenses this file
-@rem to you under the Apache License, Version 2.0 (the
-@rem "License"); you may not use this file except in compliance
-@rem with the License.  You may obtain a copy of the License at
-@rem
-@rem  http://www.apache.org/licenses/LICENSE-2.0
-@rem
-@rem Unless required by applicable law or agreed to in writing,
-@rem software distributed under the License is distributed on an
-@rem "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-@rem KIND, either express or implied.  See the License for the
-@rem specific language governing permissions and limitations
-@rem under the License.
-@rem
-
-@rem Execute a shell with a script of the same name and .sh extension
-
-@bash "%~dp0%~n0.sh"
diff --git a/hw/bsp/b-l072z-lrwan1/b-l072z-lrwan1_download.cmd 
b/hw/bsp/b-l072z-lrwan1/b-l072z-lrwan1_download.cmd
deleted file mode 100755
index 96f0b2605..000000000
--- a/hw/bsp/b-l072z-lrwan1/b-l072z-lrwan1_download.cmd
+++ /dev/null
@@ -1,22 +0,0 @@
-@rem
-@rem Licensed to the Apache Software Foundation (ASF) under one
-@rem or more contributor license agreements.  See the NOTICE file
-@rem distributed with this work for additional information
-@rem regarding copyright ownership.  The ASF licenses this file
-@rem to you under the Apache License, Version 2.0 (the
-@rem "License"); you may not use this file except in compliance
-@rem with the License.  You may obtain a copy of the License at
-@rem
-@rem  http://www.apache.org/licenses/LICENSE-2.0
-@rem
-@rem Unless required by applicable law or agreed to in writing,
-@rem software distributed under the License is distributed on an
-@rem "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-@rem KIND, either express or implied.  See the License for the
-@rem specific language governing permissions and limitations
-@rem under the License.
-@rem
-
-@rem Execute a shell with a script of the same name and .sh extension
-
-@bash "%~dp0%~n0.sh"
diff --git a/hw/bsp/b-l072z-lrwan1/boot-b-l072z-lrwan1.ld 
b/hw/bsp/b-l072z-lrwan1/boot-b-l072z-lrwan1.ld
deleted file mode 100644
index fe44cee4a..000000000
--- a/hw/bsp/b-l072z-lrwan1/boot-b-l072z-lrwan1.ld
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-/* Linker script to configure memory regions. */
-MEMORY
-{
-  FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 16K
-  RAM (rwx)  : ORIGIN = 0x20000000, LENGTH = 20K
-}
-
-/* The bootloader does not contain an image header */
-_imghdr_size = 0x0;
diff --git a/hw/bsp/b-l072z-lrwan1/bsp.yml b/hw/bsp/b-l072z-lrwan1/bsp.yml
index 4f136075f..01c10546c 100644
--- a/hw/bsp/b-l072z-lrwan1/bsp.yml
+++ b/hw/bsp/b-l072z-lrwan1/bsp.yml
@@ -22,16 +22,9 @@ bsp.url: 
https://www.st.com/en/evaluation-tools/b-l072z-lrwan1.html
 bsp.maker: "STMicroelectronics"
 bsp.arch: cortex_m0
 bsp.compiler: compiler/arm-none-eabi-m0
-bsp.linkerscript:
-    - "hw/bsp/b-l072z-lrwan1/b-l072z-lrwan1.ld"
-    - "hw/mcu/stm/stm32l0xx/stm32l072.ld"
-bsp.linkerscript.BOOT_LOADER.OVERWRITE:
-    - "hw/bsp/b-l072z-lrwan1/boot-b-l072z-lrwan1.ld"
-    - "hw/mcu/stm/stm32l0xx/stm32l072.ld"
+bsp.linkerscript: autogenerated
 bsp.downloadscript: "hw/bsp/b-l072z-lrwan1/b-l072z-lrwan1_download.sh"
 bsp.debugscript: "hw/bsp/b-l072z-lrwan1/b-l072z-lrwan1_debug.sh"
-bsp.downloadscript.WINDOWS.OVERWRITE: 
"hw/bsp/b-l072z-lrwan1/b-l072z-lrwan1_download.cmd"
-bsp.debugscript.WINDOWS.OVERWRITE: 
"hw/bsp/b-l072z-lrwan1/b-l072z-lrwan1_debug.cmd"
 
 bsp.flash_map:
     areas:
diff --git a/hw/bsp/b-l072z-lrwan1/include/bsp/stm32l0xx_hal_conf.h 
b/hw/bsp/b-l072z-lrwan1/include/bsp/stm32l0xx_hal_conf.h
index 08c936fa3..00140ca12 100644
--- a/hw/bsp/b-l072z-lrwan1/include/bsp/stm32l0xx_hal_conf.h
+++ b/hw/bsp/b-l072z-lrwan1/include/bsp/stm32l0xx_hal_conf.h
@@ -158,8 +158,8 @@
 #define  TICK_INT_PRIORITY            (((uint32_t)1U<<__NVIC_PRIO_BITS) - 1U)  
  /*!< tick interrupt priority */
 #define  USE_RTOS                     0U
 #define  PREFETCH_ENABLE              MYNEWT_VAL(STM32_FLASH_PREFETCH_ENABLE)
-#define  INSTRUCTION_CACHE_ENABLE     
MYNEWT_VAL(STM32_INSTRUCTION_CACHE_ENABLE)
-#define  DATA_CACHE_ENABLE            MYNEWT_VAL(STM32_DATA_CACHE_ENABLE)
+#define  PREREAD_ENABLE               MYNEWT_VAL(STM32_FLASH_PREREAD_ENABLE)
+#define  BUFFER_CACHE_DISABLE         (MYNEWT_VAL(STM32_FLASH_CACHE_ENABLE) == 
0)
 
 /* ########################## Assert Selection ############################## 
*/
 /**
diff --git a/hw/bsp/b-l072z-lrwan1/src/arch/cortex_m0/startup_stm32l072xx.s 
b/hw/bsp/b-l072z-lrwan1/src/arch/cortex_m0/startup_stm32l072xx.s
deleted file mode 100644
index 9cf280b14..000000000
--- a/hw/bsp/b-l072z-lrwan1/src/arch/cortex_m0/startup_stm32l072xx.s
+++ /dev/null
@@ -1,317 +0,0 @@
-/**
-  
******************************************************************************
-  * @file      startup_stm32l072xx.s
-  * @author    MCD Application Team
-  * @brief     STM32L072xx Devices vector table for Atollic TrueSTUDIO 
toolchain.
-  *            This module performs:
-  *                - Set the initial SP
-  *                - Set the initial PC == Reset_Handler,
-  *                - Set the vector table entries with the exceptions ISR 
address
-  *                - Branches to main in the C library (which eventually
-  *                  calls main()).
-  *            After Reset the Cortex-M0+ processor is in Thread mode,
-  *            priority is Privileged, and the Stack is set to Main.
-  
******************************************************************************
-  *
-  * 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 STMicroelectronics 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.
-  *
-  
******************************************************************************
-  */
-
-  .syntax unified
-  .cpu cortex-m0plus
-  .fpu softvfp
-  .thumb
-
-.global  g_pfnVectors
-.global  Default_Handler
-
-/* start address for the initialization values of the .data section.
-defined in linker script */
-.word  _sidata
-/* start address for the .data section. defined in linker script */
-.word  _sdata
-/* end address for the .data section. defined in linker script */
-.word  _edata
-/* start address for the .bss section. defined in linker script */
-.word  _sbss
-/* end address for the .bss section. defined in linker script */
-.word  _ebss
-
-  .section  .text.Reset_Handler
-  .weak  Reset_Handler
-  .type  Reset_Handler, %function
-Reset_Handler:
-   ldr   r0, =_estack
-   mov   sp, r0          /* set stack pointer */
-
-/* Copy the data segment initializers from flash to SRAM */
-  movs  r1, #0
-  b  LoopCopyDataInit
-
-CopyDataInit:
-  ldr  r3, =_sidata
-  ldr  r3, [r3, r1]
-  str  r3, [r0, r1]
-  adds  r1, r1, #4
-
-LoopCopyDataInit:
-  ldr  r0, =_sdata
-  ldr  r3, =_edata
-  adds  r2, r0, r1
-  cmp  r2, r3
-  bcc  CopyDataInit
-  ldr  r2, =_sbss
-  b  LoopFillZerobss
-/* Zero fill the bss segment. */
-FillZerobss:
-  movs  r3, #0
-  str  r3, [r2]
-  adds r2, r2, #4
-
-LoopFillZerobss:
-  ldr  r3, = _ebss
-  cmp  r2, r3
-  bcc  FillZerobss
-
-/*
- * mynewt specific corebss clearing.
- */
-  ldr   r2, =__corebss_start__
-  b     LoopFillZeroCoreBss
-
-/* Zero fill the bss segment. */
-FillZeroCoreBss:
-  movs  r3, #0
-  str   r3, [r2]
-  adds  r2, r2, #4
-
-LoopFillZeroCoreBss:
-  ldr   r3, =__corebss_end__
-  cmp   r2, r3
-  bcc   FillZeroCoreBss
-
-  ldr   r0, =__HeapBase
-  ldr   r1, =__HeapLimit
-  bl    _sbrkInit
-
-/* Call the clock system initialization function.*/
-  bl  SystemInit
-/* Call the libc entry point.*/
-  bl  _start
-
-LoopForever:
-    b LoopForever
-
-.size  Reset_Handler, .-Reset_Handler
-
-/**
- * @brief  This is the code that gets called when the processor receives an
- *         unexpected interrupt.  This simply enters an infinite loop, 
preserving
- *         the system state for examination by a debugger.
- *
- * @param  None
- * @retval : None
-*/
-    .section  .text.Default_Handler,"ax",%progbits
-Default_Handler:
-Infinite_Loop:
-  b  Infinite_Loop
-  .size  Default_Handler, .-Default_Handler
-/******************************************************************************
-*
-* The minimal vector table for a Cortex M0.  Note that the proper constructs
-* must be placed on this to ensure that it ends up at physical address
-* 0x0000.0000.
-*
-******************************************************************************/
-  .section  .isr_vector,"a",%progbits
-  .type  g_pfnVectors, %object
-  .size  g_pfnVectors, .-g_pfnVectors
-
-g_pfnVectors:
-  .globl __isr_vector
-__isr_vector:
-  .word  _estack
-  .word  Reset_Handler
-  .word  NMI_Handler
-  .word  HardFault_Handler
-  .word  0
-  .word  0
-  .word  0
-  .word  0
-  .word  0
-  .word  0
-  .word  0
-  .word  SVC_Handler
-  .word  0
-  .word  0
-  .word  PendSV_Handler
-  .word  SysTick_Handler
-  .word  WWDG_IRQHandler                   /* Window WatchDog              */
-  .word  PVD_IRQHandler                    /* PVD through EXTI Line detection 
*/
-  .word  RTC_IRQHandler                    /* RTC through the EXTI line     */
-  .word  FLASH_IRQHandler                  /* FLASH                        */
-  .word  RCC_CRS_IRQHandler                /* RCC and CRS                  */
-  .word  EXTI0_1_IRQHandler                /* EXTI Line 0 and 1            */
-  .word  EXTI2_3_IRQHandler                /* EXTI Line 2 and 3            */
-  .word  EXTI4_15_IRQHandler               /* EXTI Line 4 to 15            */
-  .word  TSC_IRQHandler                    /* TSC                           */
-  .word  DMA1_Channel1_IRQHandler          /* DMA1 Channel 1               */
-  .word  DMA1_Channel2_3_IRQHandler        /* DMA1 Channel 2 and Channel 3 */
-  .word  DMA1_Channel4_5_6_7_IRQHandler    /* DMA1 Channel 4, Channel 5, 
Channel 6 and Channel 7*/
-  .word  ADC1_COMP_IRQHandler              /* ADC1, COMP1 and COMP2        */
-  .word  LPTIM1_IRQHandler                 /* LPTIM1                       */
-  .word  USART4_5_IRQHandler               /* USART4 and USART 5           */
-  .word  TIM2_IRQHandler                   /* TIM2                         */
-  .word  TIM3_IRQHandler                   /* TIM3                         */
-  .word  TIM6_DAC_IRQHandler               /* TIM6 and DAC                 */
-  .word  TIM7_IRQHandler                   /* TIM7                         */
-  .word  0                                 /* Reserved                     */
-  .word  TIM21_IRQHandler                  /* TIM21                        */
-  .word  I2C3_IRQHandler                   /* I2C3                         */
-  .word  TIM22_IRQHandler                  /* TIM22                        */
-  .word  I2C1_IRQHandler                   /* I2C1                         */
-  .word  I2C2_IRQHandler                   /* I2C2                         */
-  .word  SPI1_IRQHandler                   /* SPI1                         */
-  .word  SPI2_IRQHandler                   /* SPI2                         */
-  .word  USART1_IRQHandler                 /* USART1                       */
-  .word  USART2_IRQHandler                 /* USART2                       */
-  .word  RNG_LPUART1_IRQHandler            /* RNG and LPUART1              */
-  .word  0                                 /* Reserved                     */
-  .word  USB_IRQHandler                    /* USB                          */
-
-/*******************************************************************************
-*
-* Provide weak aliases for each Exception handler to the Default_Handler.
-* As they are weak aliases, any function with the same name will override
-* this definition.
-*
-*******************************************************************************/
-
-   .weak      NMI_Handler
-   .thumb_set NMI_Handler,Default_Handler
-
-   .weak      HardFault_Handler
-   .thumb_set HardFault_Handler,Default_Handler
-
-   .weak      SVC_Handler
-   .thumb_set SVC_Handler,Default_Handler
-
-   .weak      PendSV_Handler
-   .thumb_set PendSV_Handler,Default_Handler
-
-   .weak      SysTick_Handler
-   .thumb_set SysTick_Handler,Default_Handler
-
-   .weak      WWDG_IRQHandler
-   .thumb_set WWDG_IRQHandler,Default_Handler
-
-   .weak      PVD_IRQHandler
-   .thumb_set PVD_IRQHandler,Default_Handler
-
-   .weak      RTC_IRQHandler
-   .thumb_set RTC_IRQHandler,Default_Handler
-
-   .weak      FLASH_IRQHandler
-   .thumb_set FLASH_IRQHandler,Default_Handler
-
-   .weak      RCC_CRS_IRQHandler
-   .thumb_set RCC_CRS_IRQHandler,Default_Handler
-
-   .weak      EXTI0_1_IRQHandler
-   .thumb_set EXTI0_1_IRQHandler,Default_Handler
-
-   .weak      EXTI2_3_IRQHandler
-   .thumb_set EXTI2_3_IRQHandler,Default_Handler
-
-   .weak      EXTI4_15_IRQHandler
-   .thumb_set EXTI4_15_IRQHandler,Default_Handler
-
-   .weak      TSC_IRQHandler
-   .thumb_set TSC_IRQHandler,Default_Handler
-
-   .weak      DMA1_Channel1_IRQHandler
-   .thumb_set DMA1_Channel1_IRQHandler,Default_Handler
-
-   .weak      DMA1_Channel2_3_IRQHandler
-   .thumb_set DMA1_Channel2_3_IRQHandler,Default_Handler
-
-   .weak      DMA1_Channel4_5_6_7_IRQHandler
-   .thumb_set DMA1_Channel4_5_6_7_IRQHandler,Default_Handler
-
-   .weak      ADC1_COMP_IRQHandler
-   .thumb_set ADC1_COMP_IRQHandler,Default_Handler
-
-   .weak      LPTIM1_IRQHandler
-   .thumb_set LPTIM1_IRQHandler,Default_Handler
-
-   .weak      USART4_5_IRQHandler
-   .thumb_set USART4_5_IRQHandler,Default_Handler
-
-   .weak      TIM2_IRQHandler
-   .thumb_set TIM2_IRQHandler,Default_Handler
-
-   .weak      TIM3_IRQHandler
-   .thumb_set TIM3_IRQHandler,Default_Handler
-
-   .weak      TIM6_DAC_IRQHandler
-   .thumb_set TIM6_DAC_IRQHandler,Default_Handler
-
-   .weak      TIM7_IRQHandler
-   .thumb_set TIM7_IRQHandler,Default_Handler
-
-   .weak      TIM21_IRQHandler
-   .thumb_set TIM21_IRQHandler,Default_Handler
-
-   .weak      I2C3_IRQHandler
-   .thumb_set I2C3_IRQHandler,Default_Handler
-
-   .weak      TIM22_IRQHandler
-   .thumb_set TIM22_IRQHandler,Default_Handler
-
-   .weak      I2C1_IRQHandler
-   .thumb_set I2C1_IRQHandler,Default_Handler
-
-   .weak      I2C2_IRQHandler
-   .thumb_set I2C2_IRQHandler,Default_Handler
-
-   .weak      SPI1_IRQHandler
-   .thumb_set SPI1_IRQHandler,Default_Handler
-
-   .weak      SPI2_IRQHandler
-   .thumb_set SPI2_IRQHandler,Default_Handler
-
-   .weak      USART1_IRQHandler
-   .thumb_set USART1_IRQHandler,Default_Handler
-
-   .weak      USART2_IRQHandler
-   .thumb_set USART2_IRQHandler,Default_Handler
-
-   .weak      RNG_LPUART1_IRQHandler
-   .thumb_set RNG_LPUART1_IRQHandler,Default_Handler
-
-   .weak      USB_IRQHandler
-   .thumb_set USB_IRQHandler,Default_Handler
-
-/************************ (C) COPYRIGHT STMicroelectronics *****END OF 
FILE****/
diff --git a/hw/bsp/b-l072z-lrwan1/syscfg.yml b/hw/bsp/b-l072z-lrwan1/syscfg.yml
index 285cad760..b483aaaa0 100644
--- a/hw/bsp/b-l072z-lrwan1/syscfg.yml
+++ b/hw/bsp/b-l072z-lrwan1/syscfg.yml
@@ -23,6 +23,8 @@ syscfg.defs:
         value: 192
 
 syscfg.vals:
+    MCU_RAM_START: 0x20000000
+    MCU_RAM_SIZE: 20K
     REBOOT_LOG_FLASH_AREA: FLASH_AREA_REBOOT_LOG
     CONFIG_FCB_FLASH_AREA: FLASH_AREA_NFFS
     NFFS_FLASH_AREA: FLASH_AREA_NFFS

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