forked from springcute/rt-thread
Merge pull request #5192 from nuclei-community/nuclei/upstream
bsp/nuclei: update nuclei target support code
This commit is contained in:
Bernard Xiong
GitHub
commit
abf8812802
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@ -6,7 +6,7 @@ currently we mainly provided the following board support packages.
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| **BSP** | **Development Board Name** |
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| :----------------------------------- | :--------------------------------------------------------------------------------------------------------- |
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| [gd32vf103_rvstar](gd32vf103_rvstar) | [Nuclei RV-STAR Arduino Compatible Development Board](https://www.rvmcu.com/quickstart-doc-u-rvstar.html) |
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| [hbird_eval](hbird_eval) | [Nuclei HummingBird FPGA Evaluation Development Board](https://nucleisys.com/developboard.php#ddr200t) |
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| [nuclei_fpga_eval](nuclei_fpga_eval) | [Nuclei FPGA Evaluation Development Board](https://nucleisys.com/developboard.php#ddr200t) |
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**If you want to learn more about Nuclei Processors, please click the following links:**
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@ -187,9 +187,10 @@ void eclic_irq20_handler(void)
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#endif
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/* For HBird Uart, when CPU freq is lower than 8M
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The uart read will only work on baudrate <= 57600 */
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#define DRV_UART_BAUDRATE BAUD_RATE_57600
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/* For Nuclei demosoc Uart, when CPU freq is lower than 8M
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The uart read will only work on baudrate <= 57600.
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Nowadays, we usually distribute FPGA bitsteam with CPU Freq 16MHz */
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#define DRV_UART_BAUDRATE BAUD_RATE_115200
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int rt_hw_uart_init(void)
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{
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@ -660,7 +660,7 @@ CONFIG_PKG_NUCLEI_SDK_VER="latest"
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#
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# Hardware Drivers Config
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#
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CONFIG_SOC_HUMMINGBIRD=y
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CONFIG_SOC_DEMOSOC=y
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#
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# Onboard Peripheral Drivers
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@ -19,7 +19,7 @@ source "$RTT_DIR/Kconfig"
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source "$PKGS_DIR/Kconfig"
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source "board/Kconfig"
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config SOC_HUMMINGBIRD
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config SOC_DEMOSOC
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bool
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select ARCH_RISCV
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select PKG_USING_NUCLEI_SDK
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@ -1,14 +1,14 @@
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# 芯来科技蜂鸟FPGA评估板
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# 芯来科技FPGA评估板
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## 简介
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**蜂鸟FPGA系列评估板** 是由芯来科技公司推出的用于一系列测试评估芯来RISC-V内核处理器的FPGA评估板。
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**芯来科技FPGA系列板** 是由芯来科技公司推出的用于一系列测试评估芯来RISC-V内核处理器的FPGA评估板。
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更多关于 **蜂鸟FPGA评估板** 开发板的详细资料请参见:
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更多关于 **芯来科技FPGA评估板** 开发板的详细资料请参见:
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* [Nuclei DDR200T开发板](https://nucleisys.com/developboard.php#ddr200t)
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* [Nuclei MCU200T开发板](https://nucleisys.com/developboard.php#mcu200t)
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* [蜂鸟开发板](https://nucleisys.com/developboard.php#hbird100t)
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* [蜂鸟开发板](https://nucleisys.com/developboard.php#demosoc100t)
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### 板载资源
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@ -16,7 +16,7 @@
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| --- | --- |
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| 内核 | Nuclei RISC-V N/NX/UX 内核 |
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| 架构 | RV32 or RV64 |
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| 主频 | 8MHz or uncertain freq |
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| 主频 | 16MHz or uncertain freq |
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**注意**: 这个上面烧写的是FPGA bitstream文件，所以处理器内核版本根据型号来定，通过修改**rtconfig.py**中的**NUCLEI_SDK_CORE**.
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@ -33,28 +33,28 @@
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#### Windows
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假设工具安装在 **D:\Software\Nuclei**目录下, 则可以修改系统环境变量**PATH**,
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将**D:\Software\Nuclei\gcc\bin;D:\Software\Nuclei\openocd\bin;**增加到**PATH**中。
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假设工具安装在 **D:\NucleiStudio\toolchain**目录下, 则可以修改系统环境变量**PATH**,
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将**D:\NucleiStudio\toolchain\gcc\bin;D:\NucleiStudio\toolchain\openocd\bin;**增加到**PATH**中。
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或者在ENV工具命令行中运行
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~~~cmd
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set PATH=D:\Software\Nuclei\gcc\bin;D:\Software\Nuclei\openocd\bin;%PATH%
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set PATH=D:\NucleiStudio\toolchain\gcc\bin;D:\NucleiStudio\toolchain\openocd\bin;%PATH%
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~~~
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#### Linux
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假设工具安装在 **~/Software/Nuclei**目录下, 通过在Linux的``.bashrc``增加如下一行代码
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假设工具安装在 **~/NucleiStudio/toolchain**目录下, 通过在Linux的``.bashrc``增加如下一行代码
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来添加环境变量。
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~~~bash
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export PATH=~/Software/Nuclei/gcc/bin:~/Software/Nuclei/openocd/bin:$PATH
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export PATH=~/NucleiStudio/toolchain/gcc/bin:~/NucleiStudio/toolchain/openocd/bin:$PATH
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~~~
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或者在ENV工具命令行中运行
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~~~bash
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export PATH=~/Software/Nuclei/gcc/bin:~/Software/Nuclei/openocd/bin:$PATH
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export PATH=~/NucleiStudio/toolchain/gcc/bin:~/NucleiStudio/toolchain/openocd/bin:$PATH
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~~~
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**注意**: 对应的RISC-V GCC和OPENOCD的路径请替换成自己安装的路径。
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@ -69,7 +69,7 @@ export PATH=~/Software/Nuclei/gcc/bin:~/Software/Nuclei/openocd/bin:$PATH
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下载好[RT-Thread](https://github.com/RT-Thread/rt-thread)的代码和[ENV工具](https://www.rt-thread.org/document/site/tutorial/env-video/)以后。
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按照ENV工具的教程, 在**rt-thread\bsp\nuclei\hbird_eval**目录打开ENV工具命令行。
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按照ENV工具的教程, 在**rt-thread\bsp\nuclei\nuclei_fpga_eval**目录打开ENV工具命令行。
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**注意**: 请确保Nuclei GCC和Nuclei OpenOCD的路径设置正确无误。
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@ -91,9 +91,9 @@ export PATH=~/Software/Nuclei/gcc/bin:~/Software/Nuclei/openocd/bin:$PATH
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~~~
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scons: Reading SConscript files ...
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Supported downloaded modes for board hbird_eval are ('ilm', 'flash', 'flashxip'), chosen downloaded mode is ilm
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Supported downloaded modes for board nuclei_fpga_eval are ('ilm', 'flash', 'flashxip'), chosen downloaded mode is ilm
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Upload application rtthread.elf using openocd and gdb
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riscv-nuclei-elf-gdb rtthread.elf -ex "set remotetimeout 240" -ex "target remote | openocd --pipe -f D:/workspace/Sourcecode/rt-thread/bsp/nuclei/hbird_eval/packages/nuclei_sdk-latest/SoC/hbird/Board/hbird_eval/openocd_hbird.cfg"
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riscv-nuclei-elf-gdb rtthread.elf -ex "set remotetimeout 240" -ex "target remote | openocd --pipe -f D:/workspace/Sourcecode/rt-thread/bsp/nuclei/nuclei_fpga_eval/packages/nuclei_sdk-latest/SoC/demosoc/Board/nuclei_fpga_eval/openocd_demosoc.cfg"
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--batch -ex "monitor halt" -ex "monitor flash protect 0 0 last off" -ex "load" -ex "monitor resume" -ex "monitor shutdown" -ex "quit"
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D:\Software\Nuclei\gcc\bin\riscv-nuclei-elf-gdb.exe: warning: Couldn't determine a path for the index cache directory.
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Nuclei OpenOCD, i386 Open On-Chip Debugger 0.10.0+dev-g11f0cf429 (2020-07-15-04:09)
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@ -119,11 +119,9 @@ Quit anyway? (y or n) [answered Y; input not from terminal]
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[Inferior 1 (Remote target) detached]
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~~~
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下载程序之后, 连接**串口(57600-N-8-1)**, 可以看到 RT-Thread 的输出信息:
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下载程序之后, 连接**串口(115200-N-8-1)**, 可以看到 RT-Thread 的输出信息:
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> 由于FPGA评估的Nuclei RISC-V内核主频一般在8MHz左右, 而评估SoC串口
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> 在8MHz主频下，工作大于在115200 bps时，串口读取工作不正常，因此这里设置
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> 波特率为57600bps，特此说明.
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> 最新发布出去的评估Bit一般都是16MHz, 串口工作在115200bps下串口读取可以正常工作.
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```
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initialize rti_board_start:0 done
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@ -161,9 +159,9 @@ msh />
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~~~
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scons: Reading SConscript files ...
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Supported downloaded modes for board hbird_eval are ('ilm', 'flash', 'flashxip'), chosen downloaded mode is ilm
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Supported downloaded modes for board nuclei_fpga_eval are ('ilm', 'flash', 'flashxip'), chosen downloaded mode is ilm
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Debug application rtthread.elf using openocd and gdb
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riscv-nuclei-elf-gdb rtthread.elf -ex "set remotetimeout 240" -ex "target remote | openocd --pipe -f D:/workspace/Sourcecode/rt-thread/bsp/nuclei/hbird_eval/packages/nuclei_sdk-latest/SoC/hbird/Board/hbird_eval/openocd_hbird.cfg"
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riscv-nuclei-elf-gdb rtthread.elf -ex "set remotetimeout 240" -ex "target remote | openocd --pipe -f D:/workspace/Sourcecode/rt-thread/bsp/nuclei/nuclei_fpga_eval/packages/nuclei_sdk-latest/SoC/demosoc/Board/nuclei_fpga_eval/openocd_demosoc.cfg"
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D:\Software\Nuclei\gcc\bin\riscv-nuclei-elf-gdb.exe: warning: Couldn't determine a path for the index cache directory.
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GNU gdb (GDB) 8.3.0.20190516-git
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Copyright (C) 2019 Free Software Foundation, Inc.
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@ -181,7 +179,7 @@ Find the GDB manual and other documentation resources online at:
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For help, type "help".
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Type "apropos word" to search for commands related to "word"...
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Reading symbols from rtthread.elf...
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Remote debugging using | openocd --pipe -f D:/workspace/Sourcecode/rt-thread/bsp/nuclei/hbird_eval/packages/nuclei_sdk-latest/SoC/hbird/Board/hbird_eval/openocd_hbird.cfg
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Remote debugging using | openocd --pipe -f D:/workspace/Sourcecode/rt-thread/bsp/nuclei/nuclei_fpga_eval/packages/nuclei_sdk-latest/SoC/demosoc/Board/nuclei_fpga_eval/openocd_demosoc.cfg
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Nuclei OpenOCD, i386 Open On-Chip Debugger 0.10.0+dev-g11f0cf429 (2020-07-15-04:09)
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Licensed under GNU GPL v2
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For bug reports, read
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@ -215,7 +213,7 @@ Continuing.
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* https://doc.nucleisys.com/nuclei_sdk/quickstart.html#debug-application
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为了更方便的进行调试, 也可以下载**Nuclei Studio**集成开发环境, 创建一个Debug Configuration, 选择编译好的
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ELF文件, 然后配置OPENOCD和GDB即可, OPENOCD配置文件路径为**bsp\nuclei\hbird_eval\packages\nuclei_sdk-latest\SoC\hbird\Board\hbird_eval\openocd_hbird.cfg**
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ELF文件, 然后配置OPENOCD和GDB即可, OPENOCD配置文件路径为**bsp\nuclei\nuclei_fpga_eval\packages\nuclei_sdk-latest\SoC\demosoc\Board\nuclei_fpga_eval\openocd_demosoc.cfg**
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## 驱动支持情况
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@ -226,9 +224,9 @@ ELF文件, 然后配置OPENOCD和GDB即可, OPENOCD配置文件路径为**bsp\nu
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**注:**
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- 适配RT-Thread的驱动框架的代码在 [../libraries/hbird/HAL_Drivers](../libraries/hbird/HAL_Drivers)目录下。
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- 适配RT-Thread的驱动框架的代码在 [../libraries/demosoc/HAL_Drivers](../libraries/demosoc/HAL_Drivers)目录下。
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- 如果有开发者想适配更多的驱动, 请在对应目录下增加驱动适配支持。
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- 目前串口读取功能在主频为8MHz情况下需要工作在57600bps
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- 目前串口读取功能在主频为8MHz情况下需要工作在57600bps, 目前发布的Bit一般都是16Mhz
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- 目前串口读取没有采用中断的方式进行，而是采用单独的任务来读取，等中断信号接入后可以直接中断方式读取
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## 联系人信息
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@ -227,7 +227,7 @@
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/* Hardware Drivers Config */
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#define SOC_HUMMINGBIRD
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#define SOC_DEMOSOC
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/* Onboard Peripheral Drivers */
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@ -1,4 +1,5 @@
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import os
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import platform
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# toolchains options
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ARCH='risc-v'
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@ -10,17 +11,23 @@ if os.getenv('RTT_CC'):
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if CROSS_TOOL == 'gcc':
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PLATFORM = 'gcc'
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EXEC_PATH = 'D:/Software/Nuclei/gcc/bin'
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if platform.system().lower() == "windows":
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EXEC_PATH = 'D:/NucleiStudio/toolchain/gcc/bin'
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else:
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EXEC_PATH = '~/NucleiStudio/toolchain/gcc/bin'
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if os.path.exists(EXEC_PATH) == False:
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print("Warning: Toolchain path %s doesn't exist, assume it is already in PATH" % EXEC_PATH)
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EXEC_PATH = '' # Don't set path if not exist
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else:
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print("CROSS_TOOL = {} not yet supported" % CROSS_TOOL)
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print("CROSS_TOOL = %s not yet supported" % CROSS_TOOL)
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# if os.getenv('RTT_EXEC_PATH'):
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# EXEC_PATH = os.getenv('RTT_EXEC_PATH')
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if os.getenv('RTT_EXEC_PATH'):
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EXEC_PATH = os.getenv('RTT_EXEC_PATH')
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BUILD = 'debug'
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# Fixed configurations below
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NUCLEI_SDK_SOC = "hbird"
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NUCLEI_SDK_BOARD = "hbird_eval"
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NUCLEI_SDK_SOC = "demosoc"
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NUCLEI_SDK_BOARD = "nuclei_fpga_eval"
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# Configurable options below
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# DOWNLOAD: https://doc.nucleisys.com/nuclei_sdk/develop/buildsystem.html#download
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NUCLEI_SDK_DOWNLOAD = "ilm"
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@ -143,9 +143,7 @@ void rt_hw_context_switch_interrupt(rt_ubase_t from, rt_ubase_t to)
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*/
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void rt_hw_context_switch(rt_ubase_t from, rt_ubase_t to)
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{
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rt_interrupt_from_thread = from;
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rt_interrupt_to_thread = to;
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RT_YIELD();
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rt_hw_context_switch_interrupt(from, to);
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}
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/**
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