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authorBin Meng <bmeng.cn@gmail.com>2020-02-18 13:15:59 +0300
committerAnup Patel <anup@brainfault.org>2020-02-19 14:22:07 +0300
commit66fb729a1e46a9a46e809f3b7867fef91477e494 (patch)
tree95d0ab06215dae7c42dc0cab93740dd2643634a5 /platform
parent24c3082ea496d39d406601ee4243b724f4d31aec (diff)
downloadopensbi-66fb729a1e46a9a46e809f3b7867fef91477e494.tar.xz
platform: sifive: fu540: Add 32-bit specific fdt/payload addresses
For testing 32-bit SiFive specific drivers with QEMU riscv32, add 32-bit specific FW_JUMP_FDT_ADDR and FW_PAYLOAD_OFFSET. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Anup Patel <anup.patel@wdc.com>
Diffstat (limited to 'platform')
-rw-r--r--platform/sifive/fu540/config.mk16
1 files changed, 14 insertions, 2 deletions
diff --git a/platform/sifive/fu540/config.mk b/platform/sifive/fu540/config.mk
index ad099cc..e76adcd 100644
--- a/platform/sifive/fu540/config.mk
+++ b/platform/sifive/fu540/config.mk
@@ -21,8 +21,20 @@ platform-runcmd = qemu-system-riscv$(PLATFORM_RISCV_XLEN) -M sifive_u -m 256M \
FW_TEXT_START=0x80000000
FW_DYNAMIC=y
FW_JUMP=y
-FW_JUMP_ADDR=0x80200000
+ifeq ($(PLATFORM_RISCV_XLEN), 32)
+ # This needs to be 4MB aligned for 32-bit system
+ FW_JUMP_ADDR=0x80400000
+else
+ # This needs to be 2MB aligned for 64-bit system
+ FW_JUMP_ADDR=0x80200000
+endif
FW_JUMP_FDT_ADDR=0x88000000
FW_PAYLOAD=y
-FW_PAYLOAD_OFFSET=0x200000
+ifeq ($(PLATFORM_RISCV_XLEN), 32)
+ # This needs to be 4MB aligned for 32-bit system
+ FW_PAYLOAD_OFFSET=0x400000
+else
+ # This needs to be 2MB aligned for 64-bit system
+ FW_PAYLOAD_OFFSET=0x200000
+endif
FW_PAYLOAD_FDT_ADDR=0x88000000