[Buildroot] [PATCHv2] package/gdb: enable gdbserver support for riscv
Romain Naour
romain.naour at gmail.com
Thu Jun 17 21:42:13 UTC 2021
It turn out that gdbserver support for riscv is available since 10.1 release, since commit [1].
Restrict the gdb version choice for riscv to 10.1 for simplicity [2].
[1] https://sourceware.org/git/?p=binutils-gdb.git;a=commitdiff;h=bf84f7066626c78884436e1c39fb60f04c665f21
[2] http://lists.busybox.net/pipermail/buildroot/2021-June/312681.html
Signed-off-by: Romain Naour <romain.naour at gmail.com>
Cc: Arnout Vandecappelle (Essensium/Mind) <arnout at mind.be>
Cc: Alistair Francis <alistair.francis at wdc.com>
---
git tag --contains bf84f7066626c78884436e1c39fb60f04c665f21
returns gdb-10.1-release tag as the oldest containing this commit.
v2: restrict the version choice (Arnout)
---
package/gdb/Config.in | 3 ---
package/gdb/Config.in.host | 9 ++++++---
2 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/package/gdb/Config.in b/package/gdb/Config.in
index 262740fc4c..246748131e 100644
--- a/package/gdb/Config.in
+++ b/package/gdb/Config.in
@@ -19,8 +19,6 @@ config BR2_PACKAGE_GDB
depends on BR2_PACKAGE_GDB_ARCH_SUPPORTS
depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_8
depends on BR2_INSTALL_LIBSTDCPP
- # no gdbserver on riscv
- select BR2_PACKAGE_GDB_DEBUGGER if BR2_riscv
# When the external toolchain gdbserver is copied to the
# target, we don't allow building a separate gdbserver. The
# one from the external toolchain should be used.
@@ -47,7 +45,6 @@ if BR2_PACKAGE_GDB
config BR2_PACKAGE_GDB_SERVER
bool "gdbserver"
depends on !BR2_TOOLCHAIN_EXTERNAL_GDB_SERVER_COPY
- depends on !BR2_riscv
help
Build the gdbserver stub to run on the target.
A full gdb is needed to debug the progam.
diff --git a/package/gdb/Config.in.host b/package/gdb/Config.in.host
index 21e6b34caa..9814f3a79b 100644
--- a/package/gdb/Config.in.host
+++ b/package/gdb/Config.in.host
@@ -4,7 +4,6 @@ config BR2_PACKAGE_HOST_GDB_ARCH_SUPPORTS
depends on !((BR2_arm || BR2_armeb) && BR2_BINFMT_FLAT)
depends on !BR2_microblaze
depends on !BR2_or1k
- depends on !BR2_riscv
depends on !BR2_nds32
comment "Host GDB Options"
@@ -70,9 +69,13 @@ choice
config BR2_GDB_VERSION_8_3
bool "gdb 8.3.x"
+ # gdbserver support missing
+ depends on !BR2_riscv
config BR2_GDB_VERSION_9_2
bool "gdb 9.2.x"
+ # gdbserver support missing
+ depends on !BR2_riscv
config BR2_GDB_VERSION_10
bool "gdb 10.x"
@@ -87,6 +90,6 @@ config BR2_GDB_VERSION
default "arc-2020.09-release-gdb" if BR2_arc
default "4ecb98fbc2f94dbe01b69384afbc515107de73df" if BR2_csky
default "8.3.1" if BR2_GDB_VERSION_8_3
- default "9.2" if BR2_GDB_VERSION_9_2 || !BR2_PACKAGE_HOST_GDB
- default "10.1" if BR2_GDB_VERSION_10
+ default "9.2" if BR2_GDB_VERSION_9_2 || (!BR2_PACKAGE_HOST_GDB && !BR2_riscv)
+ default "10.1" if BR2_GDB_VERSION_10 || (!BR2_PACKAGE_HOST_GDB && BR2_riscv)
depends on BR2_PACKAGE_GDB || BR2_PACKAGE_HOST_GDB
--
2.31.1
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