chore: disable kexec on rpi4 and rockpi

Disable kexec on SBC's known to have issues when doing kexec Fixes: #5649 Raspberry Pi seems to have issues enabling secondary CPU's on subsequent reboots. RockPi's doesn't seem to work at all with kexec. Signed-off-by: Noel Georgi <git@frezbo.dev>
siderolabs · May 31, 2022 · 400a88d · 400a88d
1 parent 48423a9
commit 400a88d
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diff --git a/internal/app/machined/pkg/runtime/v1alpha1/board/rockpi4/rockpi4.go b/internal/app/machined/pkg/runtime/v1alpha1/board/rockpi4/rockpi4.go
@@ -86,6 +86,7 @@ func (r *Rockpi4) Install(disk string) (err error) {
 func (r *Rockpi4) KernelArgs() procfs.Parameters {
 	return []*procfs.Parameter{
 		procfs.NewParameter("console").Append("tty0").Append("ttyS2,1500000n8"),
+		procfs.NewParameter("sysctl.kernel.kexec_load_disabled").Append("1"),
 	}
 }
 

diff --git a/internal/app/machined/pkg/runtime/v1alpha1/board/rockpi4c/rockpi4c.go b/internal/app/machined/pkg/runtime/v1alpha1/board/rockpi4c/rockpi4c.go
@@ -85,6 +85,7 @@ func (r *Rockpi4c) Install(disk string) (err error) {
 func (r *Rockpi4c) KernelArgs() procfs.Parameters {
 	return []*procfs.Parameter{
 		procfs.NewParameter("console").Append("tty0").Append("ttyS2,1500000n8"),
+		procfs.NewParameter("sysctl.kernel.kexec_load_disabled").Append("1"),
 	}
 }
 

diff --git a/internal/app/machined/pkg/runtime/v1alpha1/board/rpi_4/rpi_4.go b/internal/app/machined/pkg/runtime/v1alpha1/board/rpi_4/rpi_4.go
@@ -52,6 +52,7 @@ func (r *RPi4) Install(disk string) (err error) {
 func (r *RPi4) KernelArgs() procfs.Parameters {
 	return []*procfs.Parameter{
 		procfs.NewParameter("console").Append("tty0").Append("ttyAMA0,115200"),
+		procfs.NewParameter("sysctl.kernel.kexec_load_disabled").Append("1"),
 	}
 }