* [Buildroot] [PATCHv2] package/gdb: enable gdbserver support for riscv
@ 2021-06-17 21:42 Romain Naour
2021-06-17 21:45 ` Alistair Francis
2021-07-18 11:54 ` Thomas Petazzoni
0 siblings, 2 replies; 3+ messages in thread
From: Romain Naour @ 2021-06-17 21:42 UTC (permalink / raw)
To: buildroot
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@gmail.com>
Cc: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
Cc: Alistair Francis <alistair.francis@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
^ permalink raw reply related [flat|nested] 3+ messages in thread
* [Buildroot] [PATCHv2] package/gdb: enable gdbserver support for riscv
2021-06-17 21:42 [Buildroot] [PATCHv2] package/gdb: enable gdbserver support for riscv Romain Naour
@ 2021-06-17 21:45 ` Alistair Francis
2021-07-18 11:54 ` Thomas Petazzoni
1 sibling, 0 replies; 3+ messages in thread
From: Alistair Francis @ 2021-06-17 21:45 UTC (permalink / raw)
To: buildroot
On Fri, Jun 18, 2021 at 7:42 AM Romain Naour <romain.naour@gmail.com> wrote:
>
> 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@gmail.com>
> Cc: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
> Cc: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Alistair
> ---
> 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
>
> _______________________________________________
> buildroot mailing list
> buildroot at busybox.net
> http://lists.busybox.net/mailman/listinfo/buildroot
^ permalink raw reply [flat|nested] 3+ messages in thread
* [Buildroot] [PATCHv2] package/gdb: enable gdbserver support for riscv
2021-06-17 21:42 [Buildroot] [PATCHv2] package/gdb: enable gdbserver support for riscv Romain Naour
2021-06-17 21:45 ` Alistair Francis
@ 2021-07-18 11:54 ` Thomas Petazzoni
1 sibling, 0 replies; 3+ messages in thread
From: Thomas Petazzoni @ 2021-07-18 11:54 UTC (permalink / raw)
To: buildroot
On Thu, 17 Jun 2021 23:42:13 +0200
Romain Naour <romain.naour@gmail.com> wrote:
> 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@gmail.com>
> Cc: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
> Cc: Alistair Francis <alistair.francis@wdc.com>
> ---
> git tag --contains bf84f7066626c78884436e1c39fb60f04c665f21
> returns gdb-10.1-release tag as the oldest containing this commit.
Applied to master, thanks.
Thomas
--
Thomas Petazzoni, CTO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
^ permalink raw reply [flat|nested] 3+ messages in thread
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2021-06-17 21:42 [Buildroot] [PATCHv2] package/gdb: enable gdbserver support for riscv Romain Naour
2021-06-17 21:45 ` Alistair Francis
2021-07-18 11:54 ` Thomas Petazzoni
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