nuttx/boards/risc-v/k230/canmv230/scripts/ld-protected.mem
Yanfeng Liu 211e2cd8b9 riscv/k230: revise canmv230:pnsh
This revises canm230:pnsh in a few ways:

- adjusting linker scripts structure,
- asserting PMP setting results,
- adjusting configs for both k230d and k230 devices.

Signed-off-by: Yanfeng Liu <yfliu2008@qq.com>
2024-07-13 07:21:22 -03:00

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/****************************************************************************
* boards/risc-v/k230/canmv230/scripts/ld-protected.mem
*
* 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.
*
****************************************************************************/
#include <nuttx/config.h>
/* Memory layout for ld-protected.script and ld-userland.script
*
* |-CONFIG_RAM_START
* | |-CONFIG_NUTTX_USERSPACE
* +--------+----------+--------+--------+
* | kflash | uflash | ksram | usram |
* +--------+----------+--------+--------+
* |>-- FLASH_SIZE ---<|>-- SRAM_SIZE --<|
*
*/
#define KFLASH_ADDR (CONFIG_RAM_START)
#define UFLASH_ADDR (CONFIG_NUTTX_USERSPACE)
#define KFLASH_SIZE (UFLASH_ADDR - KFLASH_ADDR)
#define UFLASH_SIZE (KFLASH_SIZE)
#define FLASH_SIZE (0x100000) /* needs be POT */
#define SRAM_SIZE (0x200000) /* needs be POT */
#if KFLASH_SIZE < 0
#error "Invalid KFLASH_SIZE!"
#endif
#if KFLASH_SIZE + UFLASH_SIZE > FLASH_SIZE
#error "Adjust FLASH_SIZE please!"
#endif
#if CONFIG_RAM_SIZE < FLASH_SIZE + SRAM_SIZE
#error "CONFIG_RAM_SIZE too small?"
#endif
#define KSRAM_SIZE (SRAM_SIZE / 2)
#define USRAM_SIZE (SRAM_SIZE - KSRAM_SIZE)
#define KSRAM_ADDR (KFLASH_ADDR + FLASH_SIZE)
#define USRAM_ADDR (KSRAM_ADDR + KSRAM_SIZE)
MEMORY
{
kflash (rx) : ORIGIN = KFLASH_ADDR, LENGTH = KFLASH_SIZE
uflash (rx) : ORIGIN = UFLASH_ADDR, LENGTH = UFLASH_SIZE
ksram (rwx) : ORIGIN = KSRAM_ADDR, LENGTH = KSRAM_SIZE
usram (rwx) : ORIGIN = USRAM_ADDR, LENGTH = USRAM_SIZE
}