8f34c2760d
project:cfg:BoardConfig_IPC: Added fastboot BoardConfig file and firmware post-scripts, distinguishing between the BoardConfigs for Luckfox Pico Pro and Luckfox Pico Max. project:app: Added fastboot_client and rk_smart_door for quick boot applications; updated rkipc app to adapt to the latest media library. media:samples: Added more usage examples. media:rockit: Fixed bugs; removed support for retrieving data frames from VPSS. media:isp: Updated rkaiq library and related tools to support connection to RKISP_Tuner. sysdrv:Makefile: Added support for compiling drv_ko on Luckfox Pico Ultra W using Ubuntu; added support for custom root filesystem. sysdrv:tools:board: Updated Buildroot optional mirror sources, updated some software versions, and stored device tree files and configuration files that undergo multiple modifications for U-Boot and kernel separately. sysdrv:source:mcu: Used RISC-V MCU SDK with RT-Thread system, mainly for initializing camera AE during quick boot. sysdrv:source:uboot: Added support for fastboot; added high baud rate DDR bin for serial firmware upgrades. sysdrv:source:kernel: Upgraded to version 5.10.160; increased NPU frequency for RV1106G3; added support for fastboot. Signed-off-by: luckfox-eng29 <eng29@luckfox.com>
73 lines
2.4 KiB
C
73 lines
2.4 KiB
C
/*
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* File : stack.c
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2006-2011, RT-Thread Development Team
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rt-thread.org/license/LICENSE
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*
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* Change Logs:
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* Date Author Notes
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* 2011-02-14 aozima first implementation for Nios II.
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*/
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#include <rtthread.h>
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/**
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* @addtogroup NIOS_II
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*/
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/*@{*/
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/**
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* This function will initialize thread stack
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*
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* @param tentry the entry of thread
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* @param parameter the parameter of entry
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* @param stack_addr the beginning stack address
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* @param texit the function will be called when thread exit
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*
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* @return stack address
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*/
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rt_uint8_t *rt_hw_stack_init(void *tentry, void *parameter,
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rt_uint8_t *stack_addr, void *texit)
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{
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unsigned long *stk;
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stk = (unsigned long *)stack_addr;
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*(stk) = 0x01; /* status */
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*(--stk) = (unsigned long)texit; /* ra */
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*(--stk) = 0xdeadbeef; /* fp */
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*(--stk) = 0xdeadbeef; /* r23 */
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*(--stk) = 0xdeadbeef; /* r22 */
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*(--stk) = 0xdeadbeef; /* r21 */
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*(--stk) = 0xdeadbeef; /* r20 */
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*(--stk) = 0xdeadbeef; /* r19 */
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*(--stk) = 0xdeadbeef; /* r18 */
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*(--stk) = 0xdeadbeef; /* r17 */
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*(--stk) = 0xdeadbeef; /* r16 */
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// *(--stk) = 0xdeadbeef; /* r15 */
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// *(--stk) = 0xdeadbeef; /* r14 */
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// *(--stk) = 0xdeadbeef; /* r13 */
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// *(--stk) = 0xdeadbeef; /* r12 */
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// *(--stk) = 0xdeadbeef; /* r11 */
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// *(--stk) = 0xdeadbeef; /* r10 */
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// *(--stk) = 0xdeadbeef; /* r9 */
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// *(--stk) = 0xdeadbeef; /* r8 */
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*(--stk) = 0xdeadbeef; /* r7 */
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*(--stk) = 0xdeadbeef; /* r6 */
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*(--stk) = 0xdeadbeef; /* r5 */
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*(--stk) = (unsigned long)parameter; /* r4 argument */
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*(--stk) = 0xdeadbeef; /* r3 */
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*(--stk) = 0xdeadbeef; /* r2 */
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*(--stk) = (unsigned long)tentry; /* pc */
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// *(stk) = (unsigned long)tentry; /* thread entry (ra) */
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// *(--stk) = (unsigned long)parameter; /* thread argument, r4 */
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/* return task's current stack address */
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return (rt_uint8_t *)stk;
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}
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/*@}*/
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