1 /* SPDX-License-Identifier: GPL-2.0 */ 2 3 #include <linux/linkage.h> 4 #include <linux/init.h> 5 #include <asm/page.h> 6 #include <abi/entry.h> 7 8 __HEAD 9 ENTRY(_start) 10 SETUP_MMU 11 12 /* set stack point */ 13 lrw r6, init_thread_union + THREAD_SIZE 14 mov sp, r6 15 16 jmpi csky_start 17 END(_start) 18 19 #ifdef CONFIG_SMP 20 .align 10 21 ENTRY(_start_smp_secondary) 22 SETUP_MMU 23 24 #ifdef CONFIG_PAGE_OFFSET_80000000 25 lrw r6, secondary_msa1 26 ld.w r6, (r6, 0) 27 mtcr r6, cr<31, 15> 28 #endif 29 30 lrw r6, secondary_pgd 31 ld.w r6, (r6, 0) 32 mtcr r6, cr<28, 15> 33 mtcr r6, cr<29, 15> 34 35 /* set stack point */ 36 lrw r6, secondary_stack 37 ld.w r6, (r6, 0) 38 mov sp, r6 39 40 jmpi csky_start_secondary 41 END(_start_smp_secondary) 42 #endif
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