nuttx/boards/risc-v/k210/maix-bit/kernel/k210_userspace.c
Xiang Xiao 70290b6e38 arch: Change the linker generated symbols from uint32_t to uint8_t *
and remove the duplicated declaration

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
2022-09-24 21:26:56 +02:00

105 lines
3.6 KiB
C

/****************************************************************************
* boards/risc-v/k210/maix-bit/kernel/k210_userspace.c
*
* 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.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdlib.h>
#include <nuttx/arch.h>
#include <nuttx/mm/mm.h>
#include <nuttx/wqueue.h>
#include <nuttx/userspace.h>
#if defined(CONFIG_BUILD_PROTECTED) && !defined(__KERNEL__)
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Configuration ************************************************************/
#ifndef CONFIG_NUTTX_USERSPACE
# error "CONFIG_NUTTX_USERSPACE not defined"
#endif
#if CONFIG_NUTTX_USERSPACE != 0x80100000
# error "CONFIG_NUTTX_USERSPACE must match the value in memory.ld"
#endif
/****************************************************************************
* Public Data
****************************************************************************/
/* These 'addresses' of these values are setup by the linker script. */
extern uint8_t _stext[]; /* Start of .text */
extern uint8_t _etext[]; /* End_1 of .text + .rodata */
extern const uint8_t _eronly[]; /* End+1 of read only section (.text + .rodata) */
extern uint8_t _sdata[]; /* Start of .data */
extern uint8_t _edata[]; /* End+1 of .data */
extern uint8_t _sbss[]; /* Start of .bss */
extern uint8_t _ebss[]; /* End+1 of .bss */
/* This is the user space entry point */
int CONFIG_INIT_ENTRYPOINT(int argc, char *argv[]);
const struct userspace_s userspace locate_data(".userspace") =
{
/* General memory map */
.us_entrypoint = (main_t)CONFIG_INIT_ENTRYPOINT,
.us_textstart = (uintptr_t)_stext,
.us_textend = (uintptr_t)_etext,
.us_datasource = (uintptr_t)_eronly,
.us_datastart = (uintptr_t)_sdata,
.us_dataend = (uintptr_t)_edata,
.us_bssstart = (uintptr_t)_sbss,
.us_bssend = (uintptr_t)_ebss,
/* Memory manager heap structure */
.us_heap = &g_mmheap,
/* Task/thread startup routines */
.task_startup = nxtask_startup,
/* Signal handler trampoline */
.signal_handler = up_signal_handler,
/* User-space work queue support (declared in include/nuttx/wqueue.h) */
#ifdef CONFIG_LIBC_USRWORK
.work_usrstart = work_usrstart,
#endif
};
/****************************************************************************
* Public Functions
****************************************************************************/
#endif /* CONFIG_BUILD_PROTECTED && !__KERNEL__ */