[PATCH] arm64: zynqmp: Start TPM automatically via preboot on Kria
SOMs have HW tpm but previous stages won't start it that's why start it at U-Boot which will also provide access to random generator and it's usage with KASLR.
Signed-off-by: Michal Simek michal.simek@amd.com ---
board/xilinx/zynqmp/zynqmp_kria.env | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/board/xilinx/zynqmp/zynqmp_kria.env b/board/xilinx/zynqmp/zynqmp_kria.env index 36182f1b0d85..0f940bd68f89 100644 --- a/board/xilinx/zynqmp/zynqmp_kria.env +++ b/board/xilinx/zynqmp/zynqmp_kria.env @@ -60,7 +60,10 @@ kr260_setup=i2c dev 1 && run usb_hub_init; i2c dev 2 && run usb_hub_init; # usb hub init with enabling PM nodes for ... kd240_setup=i2c dev 1 && run usb_hub_init;zynqmp pmufw node 33; zynqmp pmufw node 47
+tpm_setup=tpm autostart; + board_setup=\ if test ${card1_name} = SCK-KV-G; then run kv260_setup; fi;\ if test ${card1_name} = SCK-KR-G; then run kr260_setup; fi;\ -if test ${card1_name} = SCK-KD-G; then run kd240_setup; fi; +if test ${card1_name} = SCK-KD-G; then run kd240_setup; fi;\ +run tpm_setup
On Thu, 11 Jan 2024 at 15:49, Michal Simek michal.simek@amd.com wrote:
SOMs have HW tpm but previous stages won't start it that's why start it at U-Boot which will also provide access to random generator and it's usage with KASLR.
Signed-off-by: Michal Simek michal.simek@amd.com
board/xilinx/zynqmp/zynqmp_kria.env | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/board/xilinx/zynqmp/zynqmp_kria.env b/board/xilinx/zynqmp/zynqmp_kria.env index 36182f1b0d85..0f940bd68f89 100644 --- a/board/xilinx/zynqmp/zynqmp_kria.env +++ b/board/xilinx/zynqmp/zynqmp_kria.env @@ -60,7 +60,10 @@ kr260_setup=i2c dev 1 && run usb_hub_init; i2c dev 2 && run usb_hub_init; # usb hub init with enabling PM nodes for ... kd240_setup=i2c dev 1 && run usb_hub_init;zynqmp pmufw node 33; zynqmp pmufw node 47
+tpm_setup=tpm autostart;
board_setup=\ if test ${card1_name} = SCK-KV-G; then run kv260_setup; fi;\ if test ${card1_name} = SCK-KR-G; then run kr260_setup; fi;\ -if test ${card1_name} = SCK-KD-G; then run kd240_setup; fi; +if test ${card1_name} = SCK-KD-G; then run kd240_setup; fi;\
+run tpm_setup
2.36.1
Reviewed-by: Ilias Apalodimas ilias.apalodimas@linaro.org
On 1/11/24 14:49, Michal Simek wrote:
SOMs have HW tpm but previous stages won't start it that's why start it at U-Boot which will also provide access to random generator and it's usage with KASLR.
Signed-off-by: Michal Simek michal.simek@amd.com
board/xilinx/zynqmp/zynqmp_kria.env | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/board/xilinx/zynqmp/zynqmp_kria.env b/board/xilinx/zynqmp/zynqmp_kria.env index 36182f1b0d85..0f940bd68f89 100644 --- a/board/xilinx/zynqmp/zynqmp_kria.env +++ b/board/xilinx/zynqmp/zynqmp_kria.env @@ -60,7 +60,10 @@ kr260_setup=i2c dev 1 && run usb_hub_init; i2c dev 2 && run usb_hub_init; # usb hub init with enabling PM nodes for ... kd240_setup=i2c dev 1 && run usb_hub_init;zynqmp pmufw node 33; zynqmp pmufw node 47
+tpm_setup=tpm autostart;
- board_setup=\ if test ${card1_name} = SCK-KV-G; then run kv260_setup; fi;\ if test ${card1_name} = SCK-KR-G; then run kr260_setup; fi;\
-if test ${card1_name} = SCK-KD-G; then run kd240_setup; fi; +if test ${card1_name} = SCK-KD-G; then run kd240_setup; fi;\ +run tpm_setup
Applied. M
participants (2)
-
Ilias Apalodimas -
Michal Simek