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authorLi Zhengyu <lizhengyu3@huawei.com>2022-04-08 18:09:13 +0800
committerPalmer Dabbelt <palmer@rivosinc.com>2022-05-19 12:18:59 -0700
commit736e30af583fb6e0e2b8211b894ff99dea0f1ee7 (patch)
tree5c1b4d2f0a33ab0d762447b2ce7375c5eca194ec /arch/riscv/Kbuild
parent8acea455fafaf2620b247de6c00774828b618a82 (diff)
RISC-V: Add purgatory
This patch adds purgatory, the name and concept have been taken from kexec-tools. Purgatory runs between two kernels, and do verify sha256 hash to ensure the kernel to jump to is fine and has not been corrupted after loading. Makefile is modified based on x86 platform. Signed-off-by: Li Zhengyu <lizhengyu3@huawei.com> Link: https://lore.kernel.org/r/20220408100914.150110-6-lizhengyu3@huawei.com Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
Diffstat (limited to 'arch/riscv/Kbuild')
-rw-r--r--arch/riscv/Kbuild2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/riscv/Kbuild b/arch/riscv/Kbuild
index fb3397223d52..f562c7343fda 100644
--- a/arch/riscv/Kbuild
+++ b/arch/riscv/Kbuild
@@ -3,5 +3,7 @@
obj-y += kernel/ mm/ net/
obj-$(CONFIG_BUILTIN_DTB) += boot/dts/
+obj-$(CONFIG_ARCH_HAS_KEXEC_PURGATORY) += purgatory/
+
# for cleaning
subdir- += boot