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incubator-nuttx
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incubator-nuttx/boards/risc-v/k210/maix-bit/README.txt

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Squashed commit of the following: Author: Gregory Nutt <gnutt@nuttx.org> Run all .c and .h modified in PR through nxstyle. Author: Masayuki Ishikawa <masayuki.ishikawa@gmail.com> feature k210 (#16) * arch: risc-v: Add support for __LP64__ to types.h * arch: risc-v: Add support for RV64GC to common files * arch: risc-v: Add support for Kendryte K210 processor (RV64GC) * boards: risk-v: Add support for Sipeed Maix Bit with K210 * tools: Add support for Kendryte K210 processor
2019-12-31 23:06:20 +08:00
1. Download and install toolchain and openocd-k210
$ curl https://static.dev.sifive.com/dev-tools/riscv64-unknown-elf-gcc-8.3.0-2019.08.0-x86_64-linux-ubuntu14.tar.gz
2. Build openocd-k210
$ git clone https://github.com/kendryte/openocd-kendryte
$ cd openocd-kendryte
$ ./bootstrap & ./configure & make
3. Configure and build NuttX
$ mkdir ./nuttx; cd ./nuttx
Fix git clone repository
2021-01-20 19:53:13 +08:00
$ git clone https://github.com/apache/incubator-nuttx.git
$ git clone https://github.com/apache/incubator-nuttx-apps.git
Squashed commit of the following: Author: Gregory Nutt <gnutt@nuttx.org> Run all .c and .h modified in PR through nxstyle. Author: Masayuki Ishikawa <masayuki.ishikawa@gmail.com> feature k210 (#16) * arch: risc-v: Add support for __LP64__ to types.h * arch: risc-v: Add support for RV64GC to common files * arch: risc-v: Add support for Kendryte K210 processor (RV64GC) * boards: risk-v: Add support for Sipeed Maix Bit with K210 * tools: Add support for Kendryte K210 processor
2019-12-31 23:06:20 +08:00
$ cd nuttx
$ make distclean
$ ./tools/configure.sh maix-bit:nsh
$ make V=1
4. Download and run the nuttx from SRAM (not SPI-Flash)
$ picocom -b 115200 /dev/ttyUSB0
$ sudo ./src/openocd -s ./tcl -f ./tcl/kendryte.cfg -m 0
$ riscv64-unknown-elf-gdb ./nuttx
(gdb) target extended-remote :3333
(gdb) load nuttx
(gdb) c
boards: maix-bit: Add descriptions on how to write nuttx.bin to SPI-Flash
2020-05-05 08:16:54 +08:00
5. Write nuttx.bin to SPI-Flash
$ pip3 install kflash
$ kflash -p /dev/ttyUSB0 -b 1500000 ./nuttx/nuttx.bin
boards: maix-bit: Update README.txt regarding the kflash_gui Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
2021-01-29 06:59:14 +08:00
NOTE: The kflash_gui is not recommended because it's unstable
boards: maix-bit: Add descriptions on how to write nuttx.bin to SPI-Flash
2020-05-05 08:16:54 +08:00
6. TODO
Squashed commit of the following: Author: Gregory Nutt <gnutt@nuttx.org> Run all .c and .h modified in PR through nxstyle. Author: Masayuki Ishikawa <masayuki.ishikawa@gmail.com> feature k210 (#16) * arch: risc-v: Add support for __LP64__ to types.h * arch: risc-v: Add support for RV64GC to common files * arch: risc-v: Add support for Kendryte K210 processor (RV64GC) * boards: risk-v: Add support for Sipeed Maix Bit with K210 * tools: Add support for Kendryte K210 processor
2019-12-31 23:06:20 +08:00
Support peripherals such as GPIO/SPI/I2C/...
Feature k210 smp (#71) * arch: risc-v: Remove unused typedef for irqstate_t NOTE: irqstate_t is defined in arch/risc-v/include/types.h * arch: risc-v: Add typedef irqstate_t for __LP64__ * arch: risc-v: Add SMP support to K210 (RV64GC) processor * boards: maxi-bit: Update READMEs and add smp/defconfig
2020-01-10 22:04:41 +08:00
Support FPU
boards: maix-bit: Add knsh_smp Summary: - This commit adds knsh_smp for maix-bit Impact: - None Testing: - Tested with QEMU Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
2021-04-09 12:08:54 +08:00
Support RISC-V U-mode including memory protection