summaryrefslogtreecommitdiffstats
path: root/arch/mips/include/asm/smp-cps.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/mips/include/asm/smp-cps.h')
-rw-r--r--arch/mips/include/asm/smp-cps.h52
1 files changed, 52 insertions, 0 deletions
diff --git a/arch/mips/include/asm/smp-cps.h b/arch/mips/include/asm/smp-cps.h
new file mode 100644
index 0000000000..22a572b70f
--- /dev/null
+++ b/arch/mips/include/asm/smp-cps.h
@@ -0,0 +1,52 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2013 Imagination Technologies
+ * Author: Paul Burton <paul.burton@mips.com>
+ */
+
+#ifndef __MIPS_ASM_SMP_CPS_H__
+#define __MIPS_ASM_SMP_CPS_H__
+
+#define CPS_ENTRY_PATCH_INSNS 6
+
+#ifndef __ASSEMBLY__
+
+struct vpe_boot_config {
+ unsigned long pc;
+ unsigned long sp;
+ unsigned long gp;
+};
+
+struct core_boot_config {
+ atomic_t vpe_mask;
+ struct vpe_boot_config *vpe_config;
+};
+
+extern struct core_boot_config *mips_cps_core_bootcfg;
+
+extern void mips_cps_core_entry(void);
+extern void mips_cps_core_init(void);
+
+extern void mips_cps_boot_vpes(struct core_boot_config *cfg, unsigned vpe);
+
+extern void mips_cps_pm_save(void);
+extern void mips_cps_pm_restore(void);
+
+extern void *mips_cps_core_entry_patch_end;
+
+#ifdef CONFIG_MIPS_CPS
+
+extern bool mips_cps_smp_in_use(void);
+
+#else /* !CONFIG_MIPS_CPS */
+
+static inline bool mips_cps_smp_in_use(void) { return false; }
+
+#endif /* !CONFIG_MIPS_CPS */
+
+#else /* __ASSEMBLY__ */
+
+.extern mips_cps_bootcfg;
+
+#endif /* __ASSEMBLY__ */
+#endif /* __MIPS_ASM_SMP_CPS_H__ */