boards: maix-bit: Update instructions for kostest

Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
2020-04-22 08:46:29 +09:00 · 2020-04-22 08:46:29 +09:00 · 40eb87d8b4
parent ad9db974cb
commit 40eb87d8b4
1 changed files with 5 additions and 0 deletions
--- a/boards/risc-v/k210/maix-bit/README-qemu.txt
+++ b/boards/risc-v/k210/maix-bit/README-qemu.txt
@ -37,6 +37,11 @@

  $ qemu-system-riscv64 -nographic -machine sifive_u -bios ./nuttx

+  NOTE: To run nuttx for kostest, gdb needs to be used to load both nuttx_user.elf and nuttx
+
+  $ qemu-system-riscv64 -nographic -machine sifive_u -s -S
+  $ riscv64-unknown-elf-gdb -ex 'target extended-remot:1234' -ex 'load nuttx_user.elf' -ex 'load nuttx' -ex 'c'
+
 6. TODO

  Support FPU