projects / people / arne_f / kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 560285cd AB |
1 | #ifndef _ASM_POWERPC_SETUP_H |
| 2 | #define _ASM_POWERPC_SETUP_H | |
| 3 | ||
| 4 | #include <uapi/asm/setup.h> | |
| 5 | ||
| 6 | #ifndef __ASSEMBLY__ | |
| 7 | extern void ppc_printk_progress(char *s, unsigned short hex); | |
| 8 | ||
| 9 | extern unsigned int rtas_data; | |
| 560285cd | 10 | extern unsigned long long memory_limit; |
| 1c38a84d | 11 | extern bool init_mem_is_free; |
| 560285cd AB |
12 | extern unsigned long klimit; |
| 13 | extern void *zalloc_maybe_bootmem(size_t size, gfp_t mask); | |
| 14 | ||
| 560285cd AB |
15 | struct device_node; |
| 16 | extern void note_scsi_host(struct device_node *, void *); | |
| 17 | ||
| 18 | /* Used in very early kernel initialization. */ | |
| 19 | extern unsigned long reloc_offset(void); | |
| 20 | extern unsigned long add_reloc_offset(unsigned long); | |
| 21 | extern void reloc_got2(unsigned long); | |
| 22 | ||
| 23 | #define PTRRELOC(x) ((typeof(x)) add_reloc_offset((unsigned long)(x))) | |
| 24 | ||
| b88c4767 | 25 | void check_for_initrd(void); |
| 10239733 | 26 | void initmem_init(void); |
| b88c4767 | 27 | void setup_panic(void); |
| b71d47c1 | 28 | #define ARCH_PANIC_TIMEOUT 180 |
| b88c4767 | 29 | |
| d3cbff1b BH |
30 | #ifdef CONFIG_PPC_PSERIES |
| 31 | extern void pseries_enable_reloc_on_exc(void); | |
| 32 | extern void pseries_disable_reloc_on_exc(void); | |
| 33 | extern void pseries_big_endian_exceptions(void); | |
| 34 | extern void pseries_little_endian_exceptions(void); | |
| 35 | #else | |
| 36 | static inline void pseries_enable_reloc_on_exc(void) {} | |
| 37 | static inline void pseries_disable_reloc_on_exc(void) {} | |
| 38 | static inline void pseries_big_endian_exceptions(void) {} | |
| 39 | static inline void pseries_little_endian_exceptions(void) {} | |
| 40 | #endif /* CONFIG_PPC_PSERIES */ | |
| 41 | ||
| c3b82ebe ME |
42 | void rfi_flush_enable(bool enable); |
| 43 | ||
| 44 | /* These are bit flags */ | |
| 45 | enum l1d_flush_type { | |
| 46 | L1D_FLUSH_NONE = 0x1, | |
| 47 | L1D_FLUSH_FALLBACK = 0x2, | |
| 48 | L1D_FLUSH_ORI = 0x4, | |
| 49 | L1D_FLUSH_MTTRIG = 0x8, | |
| 50 | }; | |
| 51 | ||
| 5e9ea71d | 52 | void setup_rfi_flush(enum l1d_flush_type, bool enable); |
| c3b82ebe | 53 | void do_rfi_flush_fixups(enum l1d_flush_type types); |
| 37336b68 | 54 | #ifdef CONFIG_PPC_BARRIER_NOSPEC |
| e1217b4a | 55 | void setup_barrier_nospec(void); |
| 37336b68 ME |
56 | #else |
| 57 | static inline void setup_barrier_nospec(void) { }; | |
| 58 | #endif | |
| f3286f1a | 59 | void do_barrier_nospec_fixups(bool enable); |
| 73b0f626 MS |
60 | extern bool barrier_nospec_enabled; |
| 61 | ||
| 2f8703f2 | 62 | #ifdef CONFIG_PPC_BARRIER_NOSPEC |
| 73b0f626 MS |
63 | void do_barrier_nospec_fixups_range(bool enable, void *start, void *end); |
| 64 | #else | |
| 65 | static inline void do_barrier_nospec_fixups_range(bool enable, void *start, void *end) { }; | |
| 66 | #endif | |
| c3b82ebe | 67 | |
| d91460f2 DC |
68 | void do_btb_flush_fixups(void); |
| 69 | ||
| 560285cd AB |
70 | #endif /* !__ASSEMBLY__ */ |
| 71 | ||
| 72 | #endif /* _ASM_POWERPC_SETUP_H */ | |
| 73 |