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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2021-11-07 00:54:03 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-11-07 00:54:03 +0300 |
| commit | 00f178e15095fbcf04db00486378a6fa416a125e (patch) | |
| tree | a66dd51d66f2737abac8a14eae2ce8a78828aa2c /arch/xtensa/boot/boot-elf/bootstrap.S | |
| parent | 0b707e572a1955b892dfcb32e7b573fab78767d9 (diff) | |
| parent | bd47cdb78997f83bd170c389ef59de9eec65976a (diff) | |
| download | linux-00f178e15095fbcf04db00486378a6fa416a125e.tar.xz | |
Merge tag 'xtensa-20211105' of git://github.com/jcmvbkbc/linux-xtensa
Pull xtensa updates from Max Filippov:
- add support for xtensa cores without windowed registers option
* tag 'xtensa-20211105' of git://github.com/jcmvbkbc/linux-xtensa:
xtensa: move section symbols to asm/sections.h
xtensa: remove unused variable wmask
xtensa: only build windowed register support code when needed
xtensa: use register window specific opcodes only when present
xtensa: implement call0 ABI support in assembly
xtensa: definitions for call0 ABI
xtensa: don't use a12 in __xtensa_copy_user in call0 ABI
xtensa: don't use a12 in strncpy_user
xtensa: use a14 instead of a15 in inline assembly
xtensa: move _SimulateUserKernelVectorException out of WindowVectors
Diffstat (limited to 'arch/xtensa/boot/boot-elf/bootstrap.S')
| -rw-r--r-- | arch/xtensa/boot/boot-elf/bootstrap.S | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/xtensa/boot/boot-elf/bootstrap.S b/arch/xtensa/boot/boot-elf/bootstrap.S index 99e98c9bae41..2dd28931d699 100644 --- a/arch/xtensa/boot/boot-elf/bootstrap.S +++ b/arch/xtensa/boot/boot-elf/bootstrap.S @@ -42,12 +42,14 @@ _bootparam: .align 4 _SetupMMU: +#if XCHAL_HAVE_WINDOWED movi a0, 0 wsr a0, windowbase rsync movi a0, 1 wsr a0, windowstart rsync +#endif movi a0, 0x1F wsr a0, ps rsync |