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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 18:50:36 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 18:50:36 +0000 |
commit | 50ba0232fd5312410f1b65247e774244f89a628e (patch) | |
tree | fd8f2fc78e9e548af0ff9590276602ee6125be00 /arch/loongarch/kernel/head.S | |
parent | Releasing progress-linux version 6.7.12-1~progress7.99u1. (diff) | |
download | linux-50ba0232fd5312410f1b65247e774244f89a628e.tar.xz linux-50ba0232fd5312410f1b65247e774244f89a628e.zip |
Merging upstream version 6.8.9.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/loongarch/kernel/head.S')
-rw-r--r-- | arch/loongarch/kernel/head.S | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/arch/loongarch/kernel/head.S b/arch/loongarch/kernel/head.S index 53b883db0..c4f7de2e2 100644 --- a/arch/loongarch/kernel/head.S +++ b/arch/loongarch/kernel/head.S @@ -34,7 +34,6 @@ pe_header: SYM_DATA(kernel_asize, .long _kernel_asize); SYM_DATA(kernel_fsize, .long _kernel_fsize); -SYM_DATA(kernel_offset, .long _kernel_offset); #endif @@ -75,6 +74,11 @@ SYM_CODE_START(kernel_entry) # kernel entry point la.pcrel t0, fw_arg2 st.d a2, t0, 0 +#ifdef CONFIG_PAGE_SIZE_4KB + li.d t0, 0 + li.d t1, CSR_STFILL + csrxchg t0, t1, LOONGARCH_CSR_IMPCTL1 +#endif /* KSave3 used for percpu base, initialized as 0 */ csrwr zero, PERCPU_BASE_KS /* GPR21 used for percpu base (runtime), initialized as 0 */ @@ -127,6 +131,11 @@ SYM_CODE_START(smpboot_entry) JUMP_VIRT_ADDR t0, t1 +#ifdef CONFIG_PAGE_SIZE_4KB + li.d t0, 0 + li.d t1, CSR_STFILL + csrxchg t0, t1, LOONGARCH_CSR_IMPCTL1 +#endif /* Enable PG */ li.w t0, 0xb0 # PLV=0, IE=0, PG=1 csrwr t0, LOONGARCH_CSR_CRMD |