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authorLucas Stach <l.stach@pengutronix.de>2019-11-29 16:14:29 +0100
committerSascha Hauer <s.hauer@pengutronix.de>2019-12-02 11:02:21 +0100
commit39ae48a54ec9fa471261e25413814d54db656c87 (patch)
tree8286642ffdaa9518431ee2d5a8975dd7fec6cbe9 /arch/arm/lib32
parentcae5e14224f4e8d935fe16d6c4d07648a960bfa8 (diff)
downloadbarebox-39ae48a54ec9fa471261e25413814d54db656c87.tar.gz
barebox-39ae48a54ec9fa471261e25413814d54db656c87.tar.xz
ARM: move into ARM32 specific optee kernel start into lib32 dir
Otherwise it may also get built on a ARM64 config, which obviously fails. Signed-off-by: Lucas Stach <l.stach@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/lib32')
-rw-r--r--arch/arm/lib32/Makefile1
-rw-r--r--arch/arm/lib32/start-kernel-optee.S14
2 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/lib32/Makefile b/arch/arm/lib32/Makefile
index 3c02a0bf96..cd43147e66 100644
--- a/arch/arm/lib32/Makefile
+++ b/arch/arm/lib32/Makefile
@@ -1,6 +1,7 @@
obj-$(CONFIG_ARM_LINUX) += armlinux.o
obj-$(CONFIG_CMD_BOOTZ) += bootz.o
obj-$(CONFIG_BOOTM) += bootm.o
+obj-$(CONFIG_BOOTM_OPTEE) += start-kernel-optee.o
obj-$(CONFIG_CMD_BOOTU) += bootu.o
obj-y += div0.o
obj-y += findbit.o
diff --git a/arch/arm/lib32/start-kernel-optee.S b/arch/arm/lib32/start-kernel-optee.S
new file mode 100644
index 0000000000..92da4b63c9
--- /dev/null
+++ b/arch/arm/lib32/start-kernel-optee.S
@@ -0,0 +1,14 @@
+#include <linux/linkage.h>
+
+ENTRY(start_kernel_optee)
+ /*
+ * r0 = optee
+ * r1 = kernel
+ * r2 = oftree
+ */
+ mov r4, r0
+ mov r0, #0
+ mov lr, r1
+ mov r1, #0
+ bx r4
+ENDPROC(start_kernel_optee)