diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/809-jailhouse-0021-arm64-export-__hyp_stub_vectors.patch')
| -rw-r--r-- | target/linux/layerscape/patches-5.4/809-jailhouse-0021-arm64-export-__hyp_stub_vectors.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-5.4/809-jailhouse-0021-arm64-export-__hyp_stub_vectors.patch b/target/linux/layerscape/patches-5.4/809-jailhouse-0021-arm64-export-__hyp_stub_vectors.patch new file mode 100644 index 0000000000..e523b56b27 --- /dev/null +++ b/target/linux/layerscape/patches-5.4/809-jailhouse-0021-arm64-export-__hyp_stub_vectors.patch @@ -0,0 +1,35 @@ +From a6445874f3371aee451f79c67168f8c4f95d6438 Mon Sep 17 00:00:00 2001 +From: Peng Fan <peng.fan@nxp.com> +Date: Fri, 15 Nov 2019 17:07:52 +0800 +Subject: [PATCH] arm64: export __hyp_stub_vectors + +External hypervisors, like Jailhouse, need this address when they are +deactivated, in order to restore original state. + +Signed-off-by: Peng Fan <peng.fan@nxp.com> +--- + arch/arm64/include/asm/virt.h | 2 ++ + arch/arm64/kernel/hyp-stub.S | 1 + + 2 files changed, 3 insertions(+) + +--- a/arch/arm64/include/asm/virt.h ++++ b/arch/arm64/include/asm/virt.h +@@ -62,6 +62,8 @@ + */ + extern u32 __boot_cpu_mode[2]; + ++extern char __hyp_stub_vectors[]; ++ + void __hyp_set_vectors(phys_addr_t phys_vector_base); + void __hyp_reset_vectors(void); + +--- a/arch/arm64/kernel/hyp-stub.S ++++ b/arch/arm64/kernel/hyp-stub.S +@@ -42,6 +42,7 @@ ENTRY(__hyp_stub_vectors) + ventry el1_fiq_invalid // FIQ 32-bit EL1 + ventry el1_error_invalid // Error 32-bit EL1 + ENDPROC(__hyp_stub_vectors) ++EXPORT_SYMBOL(__hyp_stub_vectors); + + .align 11 + |