diff options
| author | Zong Li <zongbox@gmail.com> | 2018-10-17 21:15:51 +0800 |
|---|---|---|
| committer | Greentime Hu <greentime@andestech.com> | 2018-11-06 18:01:38 +0800 |
| commit | 2e95c4d672ce6c931951c87b5dbfa4106fd3cae6 (patch) | |
| tree | 5c0d96b653b532684a3c6e52ae483073f78d23ed /arch/nds32 | |
| parent | 651022382c7f8da46cb4872a545ee1da6d097d2a (diff) | |
nds32: Remove the redundant assignment
For early version, the value of r2 register was used to display
a character on UART when error occurred. Remove these r2 assignments
because we no longer show the character.
Signed-off-by: Zong Li <zong@andestech.com>
Signed-off-by: Greentime Hu <greentime@andestech.com>
Diffstat (limited to 'arch/nds32')
| -rw-r--r-- | arch/nds32/kernel/head.S | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/nds32/kernel/head.S b/arch/nds32/kernel/head.S index c5fdae174ced..1ce653d35d93 100644 --- a/arch/nds32/kernel/head.S +++ b/arch/nds32/kernel/head.S @@ -130,14 +130,12 @@ _image_size_check: * * direct mapping is not supported now. */ - li $r2, 't' beqz $r6, __error ! MMU_CFG.TBW = 0 is direct mappin addi $r0, $r0, #0x2 ! MMU_CFG.TBS value -> meaning sll $r0, $r6, $r0 ! entries = k-way * n-set mul $r6, $r0, $r5 ! max size = entries * page size /* check kernel image size */ la $r3, (_end - PAGE_OFFSET) - li $r2, 's' bgt $r3, $r6, __error li $r2, #(PHYS_OFFSET + TLB_DATA_kernel_text_attr) |