diff options
Diffstat (limited to 'include/asm-ppc64')
30 files changed, 323 insertions, 138 deletions
diff --git a/include/asm-ppc64/bug.h b/include/asm-ppc64/bug.h index 169868fa307..16017827886 100644 --- a/include/asm-ppc64/bug.h +++ b/include/asm-ppc64/bug.h @@ -43,8 +43,8 @@ struct bug_entry *find_bug(unsigned long bugaddr); ".section __bug_table,\"a\"\n\t" \ " .llong 1b,%1,%2,%3\n" \ ".previous" \ - : : "r" (x), "i" (__LINE__), "i" (__FILE__), \ - "i" (__FUNCTION__)); \ + : : "r" ((long long)(x)), "i" (__LINE__), \ + "i" (__FILE__), "i" (__FUNCTION__)); \ } while (0) #define WARN_ON(x) do { \ @@ -53,7 +53,8 @@ struct bug_entry *find_bug(unsigned long bugaddr); ".section __bug_table,\"a\"\n\t" \ " .llong 1b,%1,%2,%3\n" \ ".previous" \ - : : "r" (x), "i" (__LINE__ + BUG_WARNING_TRAP), \ + : : "r" ((long long)(x)), \ + "i" (__LINE__ + BUG_WARNING_TRAP), \ "i" (__FILE__), "i" (__FUNCTION__)); \ } while (0) diff --git a/include/asm-ppc64/byteorder.h b/include/asm-ppc64/byteorder.h index 80327532de6..8b57da62b67 100644 --- a/include/asm-ppc64/byteorder.h +++ b/include/asm-ppc64/byteorder.h @@ -40,7 +40,6 @@ static __inline__ void st_le32(volatile __u32 *addr, const __u32 val) __asm__ __volatile__ ("stwbrx %1,0,%2" : "=m" (*addr) : "r" (val), "r" (addr)); } -#if 0 static __inline__ __attribute_const__ __u16 ___arch__swab16(__u16 value) { __u16 result; @@ -63,17 +62,8 @@ static __inline__ __attribute_const__ __u32 ___arch__swab32(__u32 value) return result; } -static __inline__ __attribute_const__ __u64 ___arch__swab64(__u64 value) -{ - __u64 result; -#error implement me -} - #define __arch__swab16(x) ___arch__swab16(x) #define __arch__swab32(x) ___arch__swab32(x) -#define __arch__swab64(x) ___arch__swab64(x) - -#endif /* The same, but returns converted value from the location pointer by addr. */ #define __arch__swab16p(addr) ld_le16(addr) diff --git a/include/asm-ppc64/compat.h b/include/asm-ppc64/compat.h index 09c28d28ce6..12414f5fc66 100644 --- a/include/asm-ppc64/compat.h +++ b/include/asm-ppc64/compat.h @@ -26,6 +26,7 @@ typedef s32 compat_daddr_t; typedef u32 compat_caddr_t; typedef __kernel_fsid_t compat_fsid_t; typedef s32 compat_key_t; +typedef s32 compat_timer_t; typedef s32 compat_int_t; typedef s32 compat_long_t; diff --git a/include/asm-ppc64/cputable.h b/include/asm-ppc64/cputable.h index cbbfbec78b6..d67fa9e2607 100644 --- a/include/asm-ppc64/cputable.h +++ b/include/asm-ppc64/cputable.h @@ -138,6 +138,7 @@ extern firmware_feature_t firmware_features_table[]; #define CPU_FTR_COHERENT_ICACHE ASM_CONST(0x0000020000000000) #define CPU_FTR_LOCKLESS_TLBIE ASM_CONST(0x0000040000000000) #define CPU_FTR_MMCRA_SIHV ASM_CONST(0x0000080000000000) +#define CPU_FTR_CTRL ASM_CONST(0x0000100000000000) /* Platform firmware features */ #define FW_FTR_ ASM_CONST(0x0000000000000001) @@ -148,7 +149,7 @@ extern firmware_feature_t firmware_features_table[]; #define CPU_FTR_PPCAS_ARCH_V2_BASE (CPU_FTR_SLB | \ CPU_FTR_TLBIEL | CPU_FTR_NOEXECUTE | \ - CPU_FTR_NODSISRALIGN) + CPU_FTR_NODSISRALIGN | CPU_FTR_CTRL) /* iSeries doesn't support large pages */ #ifdef CONFIG_PPC_ISERIES diff --git a/include/asm-ppc64/emergency-restart.h b/include/asm-ppc64/emergency-restart.h new file mode 100644 index 00000000000..108d8c48e42 --- /dev/null +++ b/include/asm-ppc64/emergency-restart.h @@ -0,0 +1,6 @@ +#ifndef _ASM_EMERGENCY_RESTART_H +#define _ASM_EMERGENCY_RESTART_H + +#include <asm-generic/emergency-restart.h> + +#endif /* _ASM_EMERGENCY_RESTART_H */ diff --git a/include/asm-ppc64/hvconsole.h b/include/asm-ppc64/hvconsole.h index d89d94c9181..6da93ce74dc 100644 --- a/include/asm-ppc64/hvconsole.h +++ b/include/asm-ppc64/hvconsole.h @@ -29,12 +29,21 @@ */ #define MAX_NR_HVC_CONSOLES 16 +/* implemented by a low level driver */ +struct hv_ops { + int (*get_chars)(uint32_t vtermno, char *buf, int count); + int (*put_chars)(uint32_t vtermno, const char *buf, int count); +}; extern int hvc_get_chars(uint32_t vtermno, char *buf, int count); extern int hvc_put_chars(uint32_t vtermno, const char *buf, int count); -/* Early discovery of console adapters. */ -extern int hvc_find_vtys(void); +struct hvc_struct; -/* Implemented by a console driver */ -extern int hvc_instantiate(uint32_t vtermno, int index); +/* Register a vterm and a slot index for use as a console (console_init) */ +extern int hvc_instantiate(uint32_t vtermno, int index, struct hv_ops *ops); +/* register a vterm for hvc tty operation (module_init or hotplug add) */ +extern struct hvc_struct * __devinit hvc_alloc(uint32_t vtermno, int irq, + struct hv_ops *ops); +/* remove a vterm from hvc tty operation (modele_exit or hotplug remove) */ +extern int __devexit hvc_remove(struct hvc_struct *hp); #endif /* _PPC64_HVCONSOLE_H */ diff --git a/include/asm-ppc64/iSeries/HvCallHpt.h b/include/asm-ppc64/iSeries/HvCallHpt.h index 66f38222ff7..43a1969230b 100644 --- a/include/asm-ppc64/iSeries/HvCallHpt.h +++ b/include/asm-ppc64/iSeries/HvCallHpt.h @@ -77,27 +77,26 @@ static inline u64 HvCallHpt_invalidateSetSwBitsGet(u32 hpteIndex, u8 bitson, return compressedStatus; } -static inline u64 HvCallHpt_findValid(HPTE *hpte, u64 vpn) +static inline u64 HvCallHpt_findValid(hpte_t *hpte, u64 vpn) { return HvCall3Ret16(HvCallHptFindValid, hpte, vpn, 0, 0); } -static inline u64 HvCallHpt_findNextValid(HPTE *hpte, u32 hpteIndex, +static inline u64 HvCallHpt_findNextValid(hpte_t *hpte, u32 hpteIndex, u8 bitson, u8 bitsoff) { return HvCall3Ret16(HvCallHptFindNextValid, hpte, hpteIndex, bitson, bitsoff); } -static inline void HvCallHpt_get(HPTE *hpte, u32 hpteIndex) +static inline void HvCallHpt_get(hpte_t *hpte, u32 hpteIndex) { HvCall2Ret16(HvCallHptGet, hpte, hpteIndex, 0); } -static inline void HvCallHpt_addValidate(u32 hpteIndex, u32 hBit, HPTE *hpte) +static inline void HvCallHpt_addValidate(u32 hpteIndex, u32 hBit, hpte_t *hpte) { - HvCall4(HvCallHptAddValidate, hpteIndex, hBit, (*((u64 *)hpte)), - (*(((u64 *)hpte)+1))); + HvCall4(HvCallHptAddValidate, hpteIndex, hBit, hpte->v, hpte->r); } #endif /* _HVCALLHPT_H */ diff --git a/include/asm-ppc64/iSeries/HvReleaseData.h b/include/asm-ppc64/iSeries/HvReleaseData.h index 01a1f13ea4a..c8162e5ccb2 100644 --- a/include/asm-ppc64/iSeries/HvReleaseData.h +++ b/include/asm-ppc64/iSeries/HvReleaseData.h @@ -39,6 +39,11 @@ * know that this PLIC does not support running an OS "that old". */ +#define HVREL_TAGSINACTIVE 0x8000 +#define HVREL_32BIT 0x4000 +#define HVREL_NOSHAREDPROCS 0x2000 +#define HVREL_NOHMT 0x1000 + struct HvReleaseData { u32 xDesc; /* Descriptor "HvRD" ebcdic x00-x03 */ u16 xSize; /* Size of this control block x04-x05 */ @@ -46,11 +51,7 @@ struct HvReleaseData { struct naca_struct *xSlicNacaAddr; /* Virt addr of SLIC NACA x08-x0F */ u32 xMsNucDataOffset; /* Offset of Linux Mapping Data x10-x13 */ u32 xRsvd1; /* Reserved x14-x17 */ - u16 xTagsMode:1; /* 0 == tags active, 1 == tags inactive */ - u16 xAddressSize:1; /* 0 == 64-bit, 1 == 32-bit */ - u16 xNoSharedProcs:1; /* 0 == shared procs, 1 == no shared */ - u16 xNoHMT:1; /* 0 == allow HMT, 1 == no HMT */ - u16 xRsvd2:12; /* Reserved x18-x19 */ + u16 xFlags; u16 xVrmIndex; /* VRM Index of OS image x1A-x1B */ u16 xMinSupportedPlicVrmIndex; /* Min PLIC level (soft) x1C-x1D */ u16 xMinCompatablePlicVrmIndex; /* Min PLIC levelP (hard) x1E-x1F */ diff --git a/include/asm-ppc64/iSeries/ItLpQueue.h b/include/asm-ppc64/iSeries/ItLpQueue.h index 393299e04d7..69b26ad7413 100644 --- a/include/asm-ppc64/iSeries/ItLpQueue.h +++ b/include/asm-ppc64/iSeries/ItLpQueue.h @@ -41,7 +41,7 @@ struct HvLpEvent; #define LpEventMaxSize 256 #define LpEventAlign 64 -struct ItLpQueue { +struct hvlpevent_queue { /* * The xSlicCurEventPtr is the pointer to the next event stack entry * that will become valid. The OS must peek at this entry to determine @@ -69,16 +69,13 @@ struct ItLpQueue { char *xSlicEventStackPtr; // 0x20 u8 xIndex; // 0x28 unique sequential index. u8 xSlicRsvd[3]; // 0x29-2b - u32 xInUseWord; // 0x2C - u64 xLpIntCount; // 0x30 Total Lp Int msgs processed - u64 xLpIntCountByType[9]; // 0x38-0x7F Event counts by type + spinlock_t lock; }; -extern struct ItLpQueue xItLpQueue; +extern struct hvlpevent_queue hvlpevent_queue; -extern struct HvLpEvent *ItLpQueue_getNextLpEvent(struct ItLpQueue *); -extern int ItLpQueue_isLpIntPending(struct ItLpQueue *); -extern unsigned ItLpQueue_process(struct ItLpQueue *, struct pt_regs *); -extern void ItLpQueue_clearValid(struct HvLpEvent *); +extern int hvlpevent_is_pending(void); +extern void process_hvlpevents(struct pt_regs *); +extern void setup_hvlpevent_queue(void); #endif /* _ITLPQUEUE_H */ diff --git a/include/asm-ppc64/iSeries/LparMap.h b/include/asm-ppc64/iSeries/LparMap.h index 038e5df7e9f..a6840b186d0 100644 --- a/include/asm-ppc64/iSeries/LparMap.h +++ b/include/asm-ppc64/iSeries/LparMap.h @@ -19,6 +19,8 @@ #ifndef _LPARMAP_H #define _LPARMAP_H +#ifndef __ASSEMBLY__ + #include <asm/types.h> /* @@ -49,21 +51,33 @@ * entry to map the Esid to the Vsid. */ +#define HvEsidsToMap 2 +#define HvRangesToMap 1 + /* Hypervisor initially maps 32MB of the load area */ #define HvPagesToMap 8192 struct LparMap { - u64 xNumberEsids; // Number of ESID/VSID pairs (1) - u64 xNumberRanges; // Number of VA ranges to map (1) - u64 xSegmentTableOffs; // Page number within load area of seg table (0) + u64 xNumberEsids; // Number of ESID/VSID pairs + u64 xNumberRanges; // Number of VA ranges to map + u64 xSegmentTableOffs; // Page number within load area of seg table u64 xRsvd[5]; - u64 xKernelEsid; // Esid used to map kernel load (0x0C00000000) - u64 xKernelVsid; // Vsid used to map kernel load (0x0C00000000) - u64 xPages; // Number of pages to be mapped (8192) - u64 xOffset; // Offset from start of load area (0) - u64 xVPN; // Virtual Page Number (0x000C000000000000) + struct { + u64 xKernelEsid; // Esid used to map kernel load + u64 xKernelVsid; // Vsid used to map kernel load + } xEsids[HvEsidsToMap]; + struct { + u64 xPages; // Number of pages to be mapped + u64 xOffset; // Offset from start of load area + u64 xVPN; // Virtual Page Number + } xRanges[HvRangesToMap]; }; -extern struct LparMap xLparMap; +extern const struct LparMap xLparMap; + +#endif /* __ASSEMBLY__ */ + +/* the fixed address where the LparMap exists */ +#define LPARMAP_PHYS 0x7000 #endif /* _LPARMAP_H */ diff --git a/include/asm-ppc64/kdebug.h b/include/asm-ppc64/kdebug.h index 488634258a7..d383d161cf8 100644 --- a/include/asm-ppc64/kdebug.h +++ b/include/asm-ppc64/kdebug.h @@ -17,7 +17,7 @@ struct die_args { /* Note - you should never unregister because that can race with NMIs. - If you really want to do it first unregister - then synchronize_kernel - + If you really want to do it first unregister - then synchronize_sched - then free. */ int register_die_notifier(struct notifier_block *nb); diff --git a/include/asm-ppc64/kexec.h b/include/asm-ppc64/kexec.h new file mode 100644 index 00000000000..511908afaee --- /dev/null +++ b/include/asm-ppc64/kexec.h @@ -0,0 +1,41 @@ +#ifndef _PPC64_KEXEC_H +#define _PPC64_KEXEC_H + +/* + * KEXEC_SOURCE_MEMORY_LIMIT maximum page get_free_page can return. + * I.e. Maximum page that is mapped directly into kernel memory, + * and kmap is not required. + */ + +/* Maximum physical address we can use pages from */ +/* XXX: since we copy virt we can use any page we allocate */ +#define KEXEC_SOURCE_MEMORY_LIMIT (-1UL) + +/* Maximum address we can reach in physical address mode */ +/* XXX: I want to allow initrd in highmem. otherwise set to rmo on lpar */ +#define KEXEC_DESTINATION_MEMORY_LIMIT (-1UL) + +/* Maximum address we can use for the control code buffer */ +/* XXX: unused today, ppc32 uses TASK_SIZE, probably left over from use_mm */ +#define KEXEC_CONTROL_MEMORY_LIMIT (-1UL) + +/* XXX: today we don't use this at all, althogh we have a static stack */ +#define KEXEC_CONTROL_CODE_SIZE 4096 + +/* The native architecture */ +#define KEXEC_ARCH KEXEC_ARCH_PPC64 + +#define MAX_NOTE_BYTES 1024 + +#ifndef __ASSEMBLY__ + +typedef u32 note_buf_t[MAX_NOTE_BYTES/4]; + +extern note_buf_t crash_notes[]; + +extern void kexec_smp_wait(void); /* get and clear naca physid, wait for + master to copy new code to 0 */ + +#endif /* __ASSEMBLY__ */ +#endif /* _PPC_KEXEC_H */ + diff --git a/include/asm-ppc64/kprobes.h b/include/asm-ppc64/kprobes.h index 19b468bed05..0802919c323 100644 --- a/include/asm-ppc64/kprobes.h +++ b/include/asm-ppc64/kprobes.h @@ -42,10 +42,13 @@ typedef unsigned int kprobe_opcode_t; #define JPROBE_ENTRY(pentry) (kprobe_opcode_t *)((func_descr_t *)pentry) +#define ARCH_SUPPORTS_KRETPROBES +void kretprobe_trampoline(void); + /* Architecture specific copy of original instruction */ struct arch_specific_insn { /* copy of original instruction */ - kprobe_opcode_t insn[MAX_INSN_SIZE]; + kprobe_opcode_t *insn; }; #ifdef CONFIG_KPROBES diff --git a/include/asm-ppc64/machdep.h b/include/asm-ppc64/machdep.h index 5d3cd9d042e..f0ef0637594 100644 --- a/include/asm-ppc64/machdep.h +++ b/include/asm-ppc64/machdep.h @@ -53,10 +53,8 @@ struct machdep_calls { long (*hpte_insert)(unsigned long hpte_group, unsigned long va, unsigned long prpn, - int secondary, - unsigned long hpteflags, - int bolted, - int large); + unsigned long vflags, + unsigned long rflags); long (*hpte_remove)(unsigned long hpte_group); void (*flush_hash_range)(unsigned long context, unsigned long number, @@ -76,6 +74,7 @@ struct machdep_calls { void (*tce_flush)(struct iommu_table *tbl); void (*iommu_dev_setup)(struct pci_dev *dev); void (*iommu_bus_setup)(struct pci_bus *bus); + void (*irq_bus_setup)(struct pci_bus *bus); int (*probe)(int platform); void (*setup_arch)(void); @@ -85,6 +84,7 @@ struct machdep_calls { void (*init_IRQ)(void); int (*get_irq)(struct pt_regs *); + void (*cpu_irq_down)(int secondary); /* PCI stuff */ void (*pcibios_fixup)(void); @@ -138,8 +138,13 @@ struct machdep_calls { unsigned long size, pgprot_t vma_prot); + /* Idle loop for this platform, leave empty for default idle loop */ + int (*idle_loop)(void); }; +extern int default_idle(void); +extern int native_idle(void); + extern struct machdep_calls ppc_md; extern char cmd_line[COMMAND_LINE_SIZE]; diff --git a/include/asm-ppc64/mmu.h b/include/asm-ppc64/mmu.h index c78282a67d8..70348a85131 100644 --- a/include/asm-ppc64/mmu.h +++ b/include/asm-ppc64/mmu.h @@ -47,9 +47,10 @@ #define SLB_VSID_KS ASM_CONST(0x0000000000000800) #define SLB_VSID_KP ASM_CONST(0x0000000000000400) #define SLB_VSID_N ASM_CONST(0x0000000000000200) /* no-execute */ -#define SLB_VSID_L ASM_CONST(0x0000000000000100) /* largepage 16M */ +#define SLB_VSID_L ASM_CONST(0x0000000000000100) /* largepage */ #define SLB_VSID_C ASM_CONST(0x0000000000000080) /* class */ - +#define SLB_VSID_LS ASM_CONST(0x0000000000000070) /* size of largepage */ + #define SLB_VSID_KERNEL (SLB_VSID_KP|SLB_VSID_C) #define SLB_VSID_USER (SLB_VSID_KP|SLB_VSID_KS) @@ -59,6 +60,22 @@ #define HPTES_PER_GROUP 8 +#define HPTE_V_AVPN_SHIFT 7 +#define HPTE_V_AVPN ASM_CONST(0xffffffffffffff80) +#define HPTE_V_AVPN_VAL(x) (((x) & HPTE_V_AVPN) >> HPTE_V_AVPN_SHIFT) +#define HPTE_V_BOLTED ASM_CONST(0x0000000000000010) +#define HPTE_V_LOCK ASM_CONST(0x0000000000000008) +#define HPTE_V_LARGE ASM_CONST(0x0000000000000004) +#define HPTE_V_SECONDARY ASM_CONST(0x0000000000000002) +#define HPTE_V_VALID ASM_CONST(0x0000000000000001) + +#define HPTE_R_PP0 ASM_CONST(0x8000000000000000) +#define HPTE_R_TS ASM_CONST(0x4000000000000000) +#define HPTE_R_RPN_SHIFT 12 +#define HPTE_R_RPN ASM_CONST(0x3ffffffffffff000) +#define HPTE_R_FLAGS ASM_CONST(0x00000000000003ff) +#define HPTE_R_PP ASM_CONST(0x0000000000000003) + /* Values for PP (assumes Ks=0, Kp=1) */ /* pp0 will always be 0 for linux */ #define PP_RWXX 0 /* Supervisor read/write, User none */ @@ -68,54 +85,13 @@ #ifndef __ASSEMBLY__ -/* Hardware Page Table Entry */ -typedef struct { - unsigned long avpn:57; /* vsid | api == avpn */ - unsigned long : 2; /* Software use */ - unsigned long bolted: 1; /* HPTE is "bolted" */ - unsigned long lock: 1; /* lock on pSeries SMP */ - unsigned long l: 1; /* Virtual page is large (L=1) or 4 KB (L=0) */ - unsigned long h: 1; /* Hash function identifier */ - unsigned long v: 1; /* Valid (v=1) or invalid (v=0) */ -} Hpte_dword0; - typedef struct { - unsigned long pp0: 1; /* Page protection bit 0 */ - unsigned long ts: 1; /* Tag set bit */ - unsigned long rpn: 50; /* Real page number */ - unsigned long : 2; /* Reserved */ - unsigned long ac: 1; /* Address compare */ - unsigned long r: 1; /* Referenced */ - unsigned long c: 1; /* Changed */ - unsigned long w: 1; /* Write-thru cache mode */ - unsigned long i: 1; /* Cache inhibited */ - unsigned long m: 1; /* Memory coherence required */ - unsigned long g: 1; /* Guarded */ - unsigned long n: 1; /* No-execute */ - unsigned long pp: 2; /* Page protection bits 1:2 */ -} Hpte_dword1; + unsigned long v; + unsigned long r; +} hpte_t; -typedef struct { - char padding[6]; /* padding */ - unsigned long : 6; /* padding */ - unsigned long flags: 10; /* HPTE flags */ -} Hpte_dword1_flags; - -typedef struct { - union { - unsigned long dword0; - Hpte_dword0 dw0; - } dw0; - - union { - unsigned long dword1; - Hpte_dword1 dw1; - Hpte_dword1_flags flags; - } dw1; -} HPTE; - -extern HPTE * htab_address; -extern unsigned long htab_hash_mask; +extern hpte_t *htab_address; +extern unsigned long htab_hash_mask; static inline unsigned long hpt_hash(unsigned long vpn, int large) { @@ -180,6 +156,28 @@ static inline void tlbiel(unsigned long va) asm volatile("ptesync": : :"memory"); } +static inline unsigned long slot2va(unsigned long hpte_v, unsigned long slot) +{ + unsigned long avpn = HPTE_V_AVPN_VAL(hpte_v); + unsigned long va; + + va = avpn << 23; + + if (! (hpte_v & HPTE_V_LARGE)) { + unsigned long vpi, pteg; + + pteg = slot / HPTES_PER_GROUP; + if (hpte_v & HPTE_V_SECONDARY) + pteg = ~pteg; + + vpi = ((va >> 28) ^ pteg) & htab_hash_mask; + + va |= vpi << PAGE_SHIFT; + } + + return va; +} + /* * Handle a fault by adding an HPTE. If the address can't be determined * to be valid via Linux page tables, return 1. If handled return 0 @@ -196,11 +194,13 @@ extern void hpte_init_iSeries(void); extern long pSeries_lpar_hpte_insert(unsigned long hpte_group, unsigned long va, unsigned long prpn, - int secondary, unsigned long hpteflags, - int bolted, int large); + unsigned long vflags, + unsigned long rflags); extern long native_hpte_insert(unsigned long hpte_group, unsigned long va, - unsigned long prpn, int secondary, - unsigned long hpteflags, int bolted, int large); + unsigned long prpn, + unsigned long vflags, unsigned long rflags); + +extern void stabs_alloc(void); #endif /* __ASSEMBLY__ */ @@ -338,6 +338,9 @@ static inline unsigned long get_vsid(unsigned long context, unsigned long ea) | (ea >> SID_SHIFT)); } +#define VSID_SCRAMBLE(pvsid) (((pvsid) * VSID_MULTIPLIER) % VSID_MODULUS) +#define KERNEL_VSID(ea) VSID_SCRAMBLE(GET_ESID(ea)) + #endif /* __ASSEMBLY */ #endif /* _PPC64_MMU_H_ */ diff --git a/include/asm-ppc64/mmzone.h b/include/asm-ppc64/mmzone.h index 0619a41a3c9..ed473f4b015 100644 --- a/include/asm-ppc64/mmzone.h +++ b/include/asm-ppc64/mmzone.h @@ -10,9 +10,20 @@ #include <linux/config.h> #include <asm/smp.h> -#ifdef CONFIG_DISCONTIGMEM +/* generic non-linear memory support: + * + * 1) we will not split memory into more chunks than will fit into the + * flags field of the struct page + */ + + +#ifdef CONFIG_NEED_MULTIPLE_NODES extern struct pglist_data *node_data[]; +/* + * Return a pointer to the node data for node n. + */ +#define NODE_DATA(nid) (node_data[nid]) /* * Following are specific to this numa platform. @@ -47,36 +58,32 @@ static inline int pa_to_nid(unsigned long pa) return nid; } -#define pfn_to_nid(pfn) pa_to_nid((pfn) << PAGE_SHIFT) - -/* - * Return a pointer to the node data for node n. - */ -#define NODE_DATA(nid) (node_data[nid]) - #define node_localnr(pfn, nid) ((pfn) - NODE_DATA(nid)->node_start_pfn) /* * Following are macros that each numa implmentation must define. */ -/* - * Given a kernel address, find the home node of the underlying memory. - */ -#define kvaddr_to_nid(kaddr) pa_to_nid(__pa(kaddr)) - -#define node_mem_map(nid) (NODE_DATA(nid)->node_mem_map) #define node_start_pfn(nid) (NODE_DATA(nid)->node_start_pfn) #define node_end_pfn(nid) (NODE_DATA(nid)->node_end_pfn) #define local_mapnr(kvaddr) \ ( (__pa(kvaddr) >> PAGE_SHIFT) - node_start_pfn(kvaddr_to_nid(kvaddr)) +#ifdef CONFIG_DISCONTIGMEM + +/* + * Given a kernel address, find the home node of the underlying memory. + */ +#define kvaddr_to_nid(kaddr) pa_to_nid(__pa(kaddr)) + +#define pfn_to_nid(pfn) pa_to_nid((unsigned long)(pfn) << PAGE_SHIFT) + /* Written this way to avoid evaluating arguments twice */ #define discontigmem_pfn_to_page(pfn) \ ({ \ unsigned long __tmp = pfn; \ - (node_mem_map(pfn_to_nid(__tmp)) + \ + (NODE_DATA(pfn_to_nid(__tmp))->node_mem_map + \ node_localnr(__tmp, pfn_to_nid(__tmp))); \ }) @@ -91,4 +98,11 @@ static inline int pa_to_nid(unsigned long pa) #define discontigmem_pfn_valid(pfn) ((pfn) < num_physpages) #endif /* CONFIG_DISCONTIGMEM */ + +#endif /* CONFIG_NEED_MULTIPLE_NODES */ + +#ifdef CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID +#define early_pfn_to_nid(pfn) pa_to_nid(((unsigned long)pfn) << PAGE_SHIFT) +#endif + #endif /* _ASM_MMZONE_H_ */ diff --git a/include/asm-ppc64/nvram.h b/include/asm-ppc64/nvram.h index 4e6dd370d93..dfaa21566c9 100644 --- a/include/asm-ppc64/nvram.h +++ b/include/asm-ppc64/nvram.h @@ -70,6 +70,7 @@ extern struct nvram_partition *nvram_find_partition(int sig, const char *name); extern int pSeries_nvram_init(void); extern int pmac_nvram_init(void); +extern int bpa_nvram_init(void); /* PowerMac specific nvram stuffs */ diff --git a/include/asm-ppc64/paca.h b/include/asm-ppc64/paca.h index ae76cae1483..2f0f36f73d3 100644 --- a/include/asm-ppc64/paca.h +++ b/include/asm-ppc64/paca.h @@ -20,7 +20,6 @@ #include <asm/types.h> #include <asm/lppaca.h> #include <asm/iSeries/ItLpRegSave.h> -#include <asm/iSeries/ItLpQueue.h> #include <asm/mmu.h> register struct paca_struct *local_paca asm("r13"); @@ -62,7 +61,6 @@ struct paca_struct { u16 paca_index; /* Logical processor number */ u32 default_decr; /* Default decrementer value */ - struct ItLpQueue *lpqueue_ptr; /* LpQueue handled by this CPU */ u64 kernel_toc; /* Kernel TOC address */ u64 stab_real; /* Absolute address of segment table */ u64 stab_addr; /* Virtual address of segment table */ @@ -91,7 +89,6 @@ struct paca_struct { u64 next_jiffy_update_tb; /* TB value for next jiffy update */ u64 saved_r1; /* r1 save for RTAS calls */ u64 saved_msr; /* MSR saved here by enter_rtas */ - u32 lpevent_count; /* lpevents processed */ u8 proc_enabled; /* irq soft-enable flag */ /* not yet used */ diff --git a/include/asm-ppc64/page.h b/include/asm-ppc64/page.h index 257d87eb7c3..a5893a305a0 100644 --- a/include/asm-ppc64/page.h +++ b/include/asm-ppc64/page.h @@ -217,7 +217,8 @@ extern u64 ppc64_pft_size; /* Log 2 of page table size */ #define page_to_pfn(page) discontigmem_page_to_pfn(page) #define pfn_to_page(pfn) discontigmem_pfn_to_page(pfn) #define pfn_valid(pfn) discontigmem_pfn_valid(pfn) -#else +#endif +#ifdef CONFIG_FLATMEM #define pfn_to_page(pfn) (mem_map + (pfn)) #define page_to_pfn(page) ((unsigned long)((page) - mem_map)) #define pfn_valid(pfn) ((pfn) < max_mapnr) diff --git a/include/asm-ppc64/pci.h b/include/asm-ppc64/pci.h index 6cd593f660a..4d057452f59 100644 --- a/include/asm-ppc64/pci.h +++ b/include/asm-ppc64/pci.h @@ -37,7 +37,7 @@ static inline void pcibios_set_master(struct pci_dev *dev) /* No special bus mastering setup handling */ } -static inline void pcibios_penalize_isa_irq(int irq) +static inline void pcibios_penalize_isa_irq(int irq, int active) { /* We don't do dynamic PCI IRQ allocation */ } @@ -78,6 +78,25 @@ static inline int pci_dac_dma_supported(struct pci_dev *hwdev,u64 mask) return 0; } +#ifdef CONFIG_PCI +static inline void pci_dma_burst_advice(struct pci_dev *pdev, + enum pci_dma_burst_strategy *strat, + unsigned long *strategy_parameter) +{ + unsigned long cacheline_size; + u8 byte; + + pci_read_config_byte(pdev, PCI_CACHE_LINE_SIZE, &byte); + if (byte == 0) + cacheline_size = 1024; + else + cacheline_size = (int) byte * 4; + + *strat = PCI_DMA_BURST_MULTIPLE; + *strategy_parameter = cacheline_size; +} +#endif + extern int pci_domain_nr(struct pci_bus *bus); /* Decide whether to display the domain number in /proc */ @@ -115,6 +134,10 @@ extern void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, struct resource *res); +extern void +pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, + struct pci_bus_region *region); + extern int unmap_bus_range(struct pci_bus *bus); @@ -136,6 +159,13 @@ extern pgprot_t pci_phys_mem_access_prot(struct file *file, unsigned long size, pgprot_t prot); +#ifdef CONFIG_PPC_MULTIPLATFORM +#define HAVE_ARCH_PCI_RESOURCE_TO_USER +extern void pci_resource_to_user(const struct pci_dev *dev, int bar, + const struct resource *rsrc, + u64 *start, u64 *end); +#endif /* CONFIG_PPC_MULTIPLATFORM */ + #endif /* __KERNEL__ */ diff --git a/include/asm-ppc64/ppc32.h b/include/asm-ppc64/ppc32.h index 1d040489755..6b44a8caf39 100644 --- a/include/asm-ppc64/ppc32.h +++ b/include/asm-ppc64/ppc32.h @@ -32,7 +32,7 @@ typedef struct compat_siginfo { /* POSIX.1b timers */ struct { - timer_t _tid; /* timer id */ + compat_timer_t _tid; /* timer id */ int _overrun; /* overrun count */ compat_sigval_t _sigval; /* same as below */ int _sys_private; /* not to be passed to user */ diff --git a/include/asm-ppc64/processor.h b/include/asm-ppc64/processor.h index 3084099086a..352306cfb57 100644 --- a/include/asm-ppc64/processor.h +++ b/include/asm-ppc64/processor.h @@ -20,6 +20,7 @@ #include <asm/ptrace.h> #include <asm/types.h> #include <asm/systemcfg.h> +#include <asm/cputable.h> /* Machine State Register (MSR) Fields */ #define MSR_SF_LG 63 /* Enable 64 bit mode */ @@ -138,8 +139,16 @@ #define SPRN_NIADORM 0x3F3 /* Hardware Implementation Register 2 */ #define SPRN_HID4 0x3F4 /* 970 HID4 */ #define SPRN_HID5 0x3F6 /* 970 HID5 */ -#define SPRN_TSC 0x3FD /* Thread switch control */ -#define SPRN_TST 0x3FC /* Thread switch timeout */ +#define SPRN_HID6 0x3F9 /* BE HID 6 */ +#define HID6_LB (0x0F<<12) /* Concurrent Large Page Modes */ +#define HID6_DLP (1<<20) /* Disable all large page modes (4K only) */ +#define SPRN_TSCR 0x399 /* Thread switch control on BE */ +#define SPRN_TTR 0x39A /* Thread switch timeout on BE */ +#define TSCR_DEC_ENABLE 0x200000 /* Decrementer Interrupt */ +#define TSCR_EE_ENABLE 0x100000 /* External Interrupt */ +#define TSCR_EE_BOOST 0x080000 /* External Interrupt Boost */ +#define SPRN_TSC 0x3FD /* Thread switch control on others */ +#define SPRN_TST 0x3FC /* Thread switch timeout on others */ #define SPRN_L2CR 0x3F9 /* Level 2 Cache Control Regsiter */ #define SPRN_LR 0x008 /* Link Register */ #define SPRN_PIR 0x3FF /* Processor Identification Register */ @@ -259,6 +268,7 @@ #define PV_970FX 0x003C #define PV_630 0x0040 #define PV_630p 0x0041 +#define PV_BE 0x0070 /* Platforms supported by PPC64 */ #define PLATFORM_PSERIES 0x0100 @@ -267,6 +277,7 @@ #define PLATFORM_LPAR 0x0001 #define PLATFORM_POWERMAC 0x0400 #define PLATFORM_MAPLE 0x0500 +#define PLATFORM_BPA 0x1000 /* Compatibility with drivers coming from PPC32 world */ #define _machine (systemcfg->platform) @@ -278,6 +289,7 @@ #define IC_INVALID 0 #define IC_OPEN_PIC 1 #define IC_PPC_XIC 2 +#define IC_BPA_IIC 3 #define XGLUE(a,b) a##b #define GLUE(a,b) XGLUE(a,b) @@ -490,24 +502,37 @@ static inline void ppc64_runlatch_on(void) { unsigned long ctrl; - ctrl = mfspr(SPRN_CTRLF); - ctrl |= CTRL_RUNLATCH; - mtspr(SPRN_CTRLT, ctrl); + if (cpu_has_feature(CPU_FTR_CTRL)) { + ctrl = mfspr(SPRN_CTRLF); + ctrl |= CTRL_RUNLATCH; + mtspr(SPRN_CTRLT, ctrl); + } } static inline void ppc64_runlatch_off(void) { unsigned long ctrl; - ctrl = mfspr(SPRN_CTRLF); - ctrl &= ~CTRL_RUNLATCH; - mtspr(SPRN_CTRLT, ctrl); + if (cpu_has_feature(CPU_FTR_CTRL)) { + ctrl = mfspr(SPRN_CTRLF); + ctrl &= ~CTRL_RUNLATCH; + mtspr(SPRN_CTRLT, ctrl); + } } #endif /* __KERNEL__ */ #endif /* __ASSEMBLY__ */ +#ifdef __KERNEL__ +#define RUNLATCH_ON(REG) \ +BEGIN_FTR_SECTION \ + mfspr (REG),SPRN_CTRLF; \ + ori (REG),(REG),CTRL_RUNLATCH; \ + mtspr SPRN_CTRLT,(REG); \ +END_FTR_SECTION_IFSET(CPU_FTR_CTRL) +#endif + /* * Number of entries in the SLB. If this ever changes we should handle * it with a use a cpu feature fixup. diff --git a/include/asm-ppc64/rtas.h b/include/asm-ppc64/rtas.h index a8ab0e9db84..e7d1b522280 100644 --- a/include/asm-ppc64/rtas.h +++ b/include/asm-ppc64/rtas.h @@ -186,8 +186,14 @@ extern int rtas_get_sensor(int sensor, int index, int *state); extern int rtas_get_power_level(int powerdomain, int *level); extern int rtas_set_power_level(int powerdomain, int level, int *setlevel); extern int rtas_set_indicator(int indicator, int index, int new_value); +extern void rtas_progress(char *s, unsigned short hex); extern void rtas_initialize(void); +struct rtc_time; +extern void rtas_get_boot_time(struct rtc_time *rtc_time); +extern void rtas_get_rtc_time(struct rtc_time *rtc_time); +extern int rtas_set_rtc_time(struct rtc_time *rtc_time); + /* Given an RTAS status code of 9900..9905 compute the hinted delay */ unsigned int rtas_extended_busy_delay_time(int status); static inline int rtas_is_extended_busy(int status) diff --git a/include/asm-ppc64/smp.h b/include/asm-ppc64/smp.h index 8115ecb8fee..d86f742e9a2 100644 --- a/include/asm-ppc64/smp.h +++ b/include/asm-ppc64/smp.h @@ -85,6 +85,14 @@ extern void smp_generic_take_timebase(void); extern struct smp_ops_t *smp_ops; +#ifdef CONFIG_PPC_PSERIES +void vpa_init(int cpu); +#else +static inline void vpa_init(int cpu) +{ +} +#endif /* CONFIG_PPC_PSERIES */ + #endif /* __ASSEMBLY__ */ #endif /* !(_PPC64_SMP_H) */ diff --git a/include/asm-ppc64/sparsemem.h b/include/asm-ppc64/sparsemem.h new file mode 100644 index 00000000000..c5bd47e57f1 --- /dev/null +++ b/include/asm-ppc64/sparsemem.h @@ -0,0 +1,16 @@ +#ifndef _ASM_PPC64_SPARSEMEM_H +#define _ASM_PPC64_SPARSEMEM_H 1 + +#ifdef CONFIG_SPARSEMEM +/* + * SECTION_SIZE_BITS 2^N: how big each section will be + * MAX_PHYSADDR_BITS 2^N: how much physical address space we have + * MAX_PHYSMEM_BITS 2^N: how much memory we can have in that space + */ +#define SECTION_SIZE_BITS 24 +#define MAX_PHYSADDR_BITS 38 +#define MAX_PHYSMEM_BITS 36 + +#endif /* CONFIG_SPARSEMEM */ + +#endif /* _ASM_PPC64_SPARSEMEM_H */ diff --git a/include/asm-ppc64/thread_info.h b/include/asm-ppc64/thread_info.h index 48b7900e90e..0494df6fca7 100644 --- a/include/asm-ppc64/thread_info.h +++ b/include/asm-ppc64/thread_info.h @@ -24,7 +24,7 @@ struct thread_info { struct task_struct *task; /* main task structure */ struct exec_domain *exec_domain; /* execution domain */ int cpu; /* cpu we're on */ - int preempt_count; + int preempt_count; /* 0 => preemptable, <0 => BUG */ struct restart_block restart_block; /* set by force_successful_syscall_return */ unsigned char syscall_noerror; diff --git a/include/asm-ppc64/time.h b/include/asm-ppc64/time.h index 8d6e3760ee1..c6c762cad8b 100644 --- a/include/asm-ppc64/time.h +++ b/include/asm-ppc64/time.h @@ -34,6 +34,15 @@ struct rtc_time; extern void to_tm(int tim, struct rtc_time * tm); extern time_t last_rtc_update; +void generic_calibrate_decr(void); +void setup_default_decr(void); + +/* Some sane defaults: 125 MHz timebase, 1GHz processor */ +extern unsigned long ppc_proc_freq; +#define DEFAULT_PROC_FREQ (DEFAULT_TB_FREQ * 8) +extern unsigned long ppc_tb_freq; +#define DEFAULT_TB_FREQ 125000000UL + /* * By putting all of this stuff into a single struct we * reduce the number of cache lines touched by do_gettimeofday. diff --git a/include/asm-ppc64/topology.h b/include/asm-ppc64/topology.h index d58d9dd7999..1e9b1907323 100644 --- a/include/asm-ppc64/topology.h +++ b/include/asm-ppc64/topology.h @@ -33,6 +33,7 @@ static inline int node_to_first_cpu(int node) return first_cpu(tmp); } +#define pcibus_to_node(node) (-1) #define pcibus_to_cpumask(bus) (cpu_online_map) #define nr_cpus_node(node) (nr_cpus_in_node[node]) @@ -59,7 +60,7 @@ static inline int node_to_first_cpu(int node) .nr_balance_failed = 0, \ } -#else /* !CONFIG_NUMA */ +#else #include <asm-generic/topology.h> diff --git a/include/asm-ppc64/unistd.h b/include/asm-ppc64/unistd.h index 605d91e011e..977bc980c1a 100644 --- a/include/asm-ppc64/unistd.h +++ b/include/asm-ppc64/unistd.h @@ -268,7 +268,7 @@ #define __NR_rtas 255 /* Number 256 is reserved for sys_debug_setcontext */ /* Number 257 is reserved for vserver */ -/* Number 258 is reserved for new sys_remap_file_pages */ +/* 258 currently unused */ #define __NR_mbind 259 #define __NR_get_mempolicy 260 #define __NR_set_mempolicy 261 @@ -283,8 +283,13 @@ #define __NR_request_key 270 #define __NR_keyctl 271 #define __NR_waitid 272 +#define __NR_ioprio_set 273 +#define __NR_ioprio_get 274 +#define __NR_inotify_init 275 +#define __NR_inotify_add_watch 276 +#define __NR_inotify_rm_watch 277 -#define __NR_syscalls 273 +#define __NR_syscalls 278 #ifdef __KERNEL__ #define NR_syscalls __NR_syscalls #endif diff --git a/include/asm-ppc64/xics.h b/include/asm-ppc64/xics.h index fdec5e7a7af..1092af55d70 100644 --- a/include/asm-ppc64/xics.h +++ b/include/asm-ppc64/xics.h @@ -17,6 +17,7 @@ void xics_init_IRQ(void); int xics_get_irq(struct pt_regs *); void xics_setup_cpu(void); +void xics_teardown_cpu(int secondary); void xics_cause_IPI(int cpu); void xics_request_IPIs(void); void xics_migrate_irqs_away(void); |