riscv: bootm: Change to use boot_hart from global data

Avoid reading mhartid CSR directly, instead use the one we saved
in the global data structure before.

With this patch, BBL no longer needs to be hacked to provide the
mhartid CSR emulation for S-mode U-Boot.

Signed-off-by: Bin Meng <[email protected]>
Reviewed-by: Lukas Auer <[email protected]>
Reviewed-by: Anup Patel <[email protected]>

1 files changed, 1 insertions, 1 deletions

diff --git a/arch/riscv/lib/bootm.c b/arch/riscv/lib/bootm.c
index 124aeefff83..60b32cca818 100644
--- a/arch/riscv/lib/bootm.c
+++ b/arch/riscv/lib/bootm.c
@@ -93,7 +93,7 @@ static void boot_jump_linux(bootm_headers_t *images, int flag)
 
 	if (!fake) {
 		if (IMAGE_ENABLE_OF_LIBFDT && images->ft_len)
-			kernel(csr_read(mhartid), images->ft_addr);
+			kernel(gd->arch.boot_hart, images->ft_addr);
 	}
 }