1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* 3 * Copyright (C) 2013 Imagination Technologies 4 * Author: Paul Burton <paul.burton@mips.com> 5 */ 6 7 #ifndef __MIPS_ASM_SMP_CPS_H__ 8 #define __MIPS_ASM_SMP_CPS_H__ 9 10 #define CPS_ENTRY_PATCH_INSNS 6 11 12 #ifndef __ASSEMBLY__ 13 14 struct vpe_boot_config { 15 unsigned long pc; 16 unsigned long sp; 17 unsigned long gp; 18 }; 19 20 struct core_boot_config { 21 atomic_t vpe_mask; 22 struct vpe_boot_config *vpe_config; 23 }; 24 25 extern struct core_boot_config *mips_cps_core_bootcfg; 26 27 extern void mips_cps_core_boot(int cca, void __iomem *gcr_base); 28 extern void mips_cps_core_init(void); 29 30 extern void mips_cps_boot_vpes(struct core_boot_config *cfg, unsigned vpe); 31 32 extern void mips_cps_pm_save(void); 33 extern void mips_cps_pm_restore(void); 34 35 extern void excep_tlbfill(void); 36 extern void excep_xtlbfill(void); 37 extern void excep_cache(void); 38 extern void excep_genex(void); 39 extern void excep_intex(void); 40 extern void excep_ejtag(void); 41 42 #ifdef CONFIG_MIPS_CPS 43 44 extern bool mips_cps_smp_in_use(void); 45 46 #else /* !CONFIG_MIPS_CPS */ 47 48 static inline bool mips_cps_smp_in_use(void) { return false; } 49 50 #endif /* !CONFIG_MIPS_CPS */ 51 52 #else /* __ASSEMBLY__ */ 53 54 .extern mips_cps_bootcfg; 55 56 #endif /* __ASSEMBLY__ */ 57 #endif /* __MIPS_ASM_SMP_CPS_H__ */ 58