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authorBin Meng <bmeng.cn@gmail.com>2020-03-28 17:25:28 +0300
committerTom Rini <trini@konsulko.com>2020-04-10 22:54:16 +0300
commitb2c2608161c997a1ffeb2091ff77c845f602524d (patch)
tree1ed59dec556080c1d07fa0ff1b34f7a664f7cc40
parenta379d330a963236d3202e8824a07c06e2e204f26 (diff)
downloadu-boot-b2c2608161c997a1ffeb2091ff77c845f602524d.tar.xz
test/py: Update u_boot_utils.find_ram_base to bypass the low 2MiB memory
On some RISC-V targets the low memory is protected that prevents S-mode U-Boot from access. Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
-rw-r--r--test/py/u_boot_utils.py7
1 files changed, 4 insertions, 3 deletions
diff --git a/test/py/u_boot_utils.py b/test/py/u_boot_utils.py
index bf2a0fc0e2..939d82eec1 100644
--- a/test/py/u_boot_utils.py
+++ b/test/py/u_boot_utils.py
@@ -237,10 +237,11 @@ def find_ram_base(u_boot_console):
raise Exception('Failed to find RAM bank start in `bdinfo`')
# We don't want ram_base to be zero as some functions test if the given
- # address is NULL (0). Let's add 2MiB then (size of an ARM LPAE/v8 section).
+ # address is NULL (0). Besides, on some RISC-V targets the low memory
+ # is protected that prevents S-mode U-Boot from access.
+ # Let's add 2MiB then (size of an ARM LPAE/v8 section).
- if ram_base == 0:
- ram_base += 1024 * 1024 * 2
+ ram_base += 1024 * 1024 * 2
return ram_base