diff options
-rw-r--r-- | Documentation/kernel-parameters.txt | 8 | ||||
-rw-r--r-- | arch/x86/include/asm/bios_ebda.h | 21 | ||||
-rw-r--r-- | arch/x86/include/asm/uv/bios.h | 59 | ||||
-rw-r--r-- | arch/x86/include/asm/uv/uv_bau.h | 2 | ||||
-rw-r--r-- | arch/x86/include/asm/uv/uv_hub.h | 409 | ||||
-rw-r--r-- | arch/x86/include/asm/uv/uv_mmrs.h | 2207 | ||||
-rw-r--r-- | arch/x86/kernel/apic/x2apic_uv_x.c | 850 | ||||
-rw-r--r-- | arch/x86/platform/uv/bios_uv.c | 48 | ||||
-rw-r--r-- | arch/x86/platform/uv/tlb_uv.c | 38 | ||||
-rw-r--r-- | arch/x86/platform/uv/uv_sysfs.c | 2 | ||||
-rw-r--r-- | arch/x86/platform/uv/uv_time.c | 6 | ||||
-rw-r--r-- | drivers/misc/sgi-gru/grukservices.c | 38 |
12 files changed, 2895 insertions, 793 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 49673bd30b87..13f89d18bc25 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -131,6 +131,7 @@ parameter is applicable: More X86-64 boot options can be found in Documentation/x86/x86_64/boot-options.txt . X86 Either 32-bit or 64-bit x86 (same as X86-32+X86-64) + X86_UV SGI UV support is enabled. XEN Xen support is enabled In addition, the following text indicates that the option: @@ -542,6 +543,13 @@ bytes respectively. Such letter suffixes can also be entirely omitted. Format: <int> (must be >=0) Default: 64 + bau= [X86_UV] Enable the BAU on SGI UV. The default + behavior is to disable the BAU (i.e. bau=0). + Format: { "0" | "1" } + 0 - Disable the BAU. + 1 - Enable the BAU. + unset - Disable the BAU. + baycom_epp= [HW,AX25] Format: <io>,<mode> diff --git a/arch/x86/include/asm/bios_ebda.h b/arch/x86/include/asm/bios_ebda.h index aa6a3170ab5a..2b00c776f223 100644 --- a/arch/x86/include/asm/bios_ebda.h +++ b/arch/x86/include/asm/bios_ebda.h @@ -17,27 +17,6 @@ static inline unsigned int get_bios_ebda(void) return address; /* 0 means none */ } -/* - * Return the sanitized length of the EBDA in bytes, if it exists. - */ -static inline unsigned int get_bios_ebda_length(void) -{ - unsigned int address; - unsigned int length; - - address = get_bios_ebda(); - if (!address) - return 0; - - /* EBDA length is byte 0 of the EBDA (stored in KiB) */ - length = *(unsigned char *)phys_to_virt(address); - length <<= 10; - - /* Trim the length if it extends beyond 640KiB */ - length = min_t(unsigned int, (640 * 1024) - address, length); - return length; -} - void reserve_ebda_region(void); #ifdef CONFIG_X86_CHECK_BIOS_CORRUPTION diff --git a/arch/x86/include/asm/uv/bios.h b/arch/x86/include/asm/uv/bios.h index 71605c7d5c5c..c852590254d5 100644 --- a/arch/x86/include/asm/uv/bios.h +++ b/arch/x86/include/asm/uv/bios.h @@ -51,15 +51,66 @@ enum { BIOS_STATUS_UNAVAIL = -EBUSY }; +/* Address map parameters */ +struct uv_gam_parameters { + u64 mmr_base; + u64 gru_base; + u8 mmr_shift; /* Convert PNode to MMR space offset */ + u8 gru_shift; /* Convert PNode to GRU space offset */ + u8 gpa_shift; /* Size of offset field in GRU phys addr */ + u8 unused1; +}; + +/* UV_TABLE_GAM_RANGE_ENTRY values */ +#define UV_GAM_RANGE_TYPE_UNUSED 0 /* End of table */ +#define UV_GAM_RANGE_TYPE_RAM 1 /* Normal RAM */ +#define UV_GAM_RANGE_TYPE_NVRAM 2 /* Non-volatile memory */ +#define UV_GAM_RANGE_TYPE_NV_WINDOW 3 /* NVMDIMM block window */ +#define UV_GAM_RANGE_TYPE_NV_MAILBOX 4 /* NVMDIMM mailbox */ +#define UV_GAM_RANGE_TYPE_HOLE 5 /* Unused address range */ +#define UV_GAM_RANGE_TYPE_MAX 6 + +/* The structure stores PA bits 56:26, for 64MB granularity */ +#define UV_GAM_RANGE_SHFT 26 /* 64MB */ + +struct uv_gam_range_entry { + char type; /* Entry type: GAM_RANGE_TYPE_UNUSED, etc. */ + char unused1; + u16 nasid; /* HNasid */ + u16 sockid; /* Socket ID, high bits of APIC ID */ + u16 pnode; /* Index to MMR and GRU spaces */ + u32 pxm; /* ACPI proximity domain number */ + u32 limit; /* PA bits 56:26 (UV_GAM_RANGE_SHFT) */ +}; + +#define UV_SYSTAB_SIG "UVST" +#define UV_SYSTAB_VERSION_1 1 /* UV1/2/3 BIOS version */ +#define UV_SYSTAB_VERSION_UV4 0x400 /* UV4 BIOS base version */ +#define UV_SYSTAB_VERSION_UV4_1 0x401 /* + gpa_shift */ +#define UV_SYSTAB_VERSION_UV4_2 0x402 /* + TYPE_NVRAM/WINDOW/MBOX */ +#define UV_SYSTAB_VERSION_UV4_LATEST UV_SYSTAB_VERSION_UV4_2 + +#define UV_SYSTAB_TYPE_UNUSED 0 /* End of table (offset == 0) */ +#define UV_SYSTAB_TYPE_GAM_PARAMS 1 /* GAM PARAM conversions */ +#define UV_SYSTAB_TYPE_GAM_RNG_TBL 2 /* GAM entry table */ +#define UV_SYSTAB_TYPE_MAX 3 + /* * The UV system table describes specific firmware * capabilities available to the Linux kernel at runtime. */ struct uv_systab { - char signature[4]; /* must be "UVST" */ + char signature[4]; /* must be UV_SYSTAB_SIG */ u32 revision; /* distinguish different firmware revs */ u64 function; /* BIOS runtime callback function ptr */ + u32 size; /* systab size (starting with _VERSION_UV4) */ + struct { + u32 type:8; /* type of entry */ + u32 offset:24; /* byte offset from struct start to entry */ + } entry[1]; /* additional entries follow */ }; +extern struct uv_systab *uv_systab; +/* (... end of definitions from UV BIOS ...) */ enum { BIOS_FREQ_BASE_PLATFORM = 0, @@ -99,7 +150,11 @@ extern s64 uv_bios_change_memprotect(u64, u64, enum uv_memprotect); extern s64 uv_bios_reserved_page_pa(u64, u64 *, u64 *, u64 *); extern int uv_bios_set_legacy_vga_target(bool decode, int domain, int bus); +#ifdef CONFIG_EFI extern void uv_bios_init(void); +#else +void uv_bios_init(void) { } +#endif extern unsigned long sn_rtc_cycles_per_second; extern int uv_type; @@ -107,7 +162,7 @@ extern long sn_partition_id; extern long sn_coherency_id; extern long sn_region_size; extern long system_serial_number; -#define partition_coherence_id() (sn_coherency_id) +#define uv_partition_coherence_id() (sn_coherency_id) extern struct kobject *sgi_uv_kobj; /* /sys/firmware/sgi_uv */ diff --git a/arch/x86/include/asm/uv/uv_bau.h b/arch/x86/include/asm/uv/uv_bau.h index fc808b83fccb..cc44d926c17e 100644 --- a/arch/x86/include/asm/uv/uv_bau.h +++ b/arch/x86/include/asm/uv/uv_bau.h @@ -598,7 +598,7 @@ struct bau_control { int timeout_tries; int ipi_attempts; int conseccompletes; - short nobau; + bool nobau; short baudisabled; short cpu; short osnode; diff --git a/arch/x86/include/asm/uv/uv_hub.h b/arch/x86/include/asm/uv/uv_hub.h index ea7074784cc4..097b80c989c4 100644 --- a/arch/x86/include/asm/uv/uv_hub.h +++ b/arch/x86/include/asm/uv/uv_hub.h @@ -16,9 +16,11 @@ #include <linux/percpu.h> #include <linux/timer.h> #include <linux/io.h> +#include <linux/topology.h> #include <asm/types.h> #include <asm/percpu.h> #include <asm/uv/uv_mmrs.h> +#include <asm/uv/bios.h> #include <asm/irq_vectors.h> #include <asm/io_apic.h> @@ -103,7 +105,6 @@ * processor APICID register. */ - /* * Maximum number of bricks in all partitions and in all coherency domains. * This is the total number of bricks accessible in the numalink fabric. It @@ -127,6 +128,7 @@ */ #define UV_MAX_NASID_VALUE (UV_MAX_NUMALINK_BLADES * 2) +/* System Controller Interface Reg info */ struct uv_scir_s { struct timer_list timer; unsigned long offset; @@ -137,71 +139,173 @@ struct uv_scir_s { unsigned char enabled; }; +/* GAM (globally addressed memory) range table */ +struct uv_gam_range_s { + u32 limit; /* PA bits 56:26 (GAM_RANGE_SHFT) */ + u16 nasid; /* node's global physical address */ + s8 base; /* entry index of node's base addr */ + u8 reserved; +}; + /* * The following defines attributes of the HUB chip. These attributes are - * frequently referenced and are kept in the per-cpu data areas of each cpu. - * They are kept together in a struct to minimize cache misses. + * frequently referenced and are kept in a common per hub struct. + * After setup, the struct is read only, so it should be readily + * available in the L3 cache on the cpu socket for the node. */ struct uv_hub_info_s { unsigned long global_mmr_base; + unsigned long global_mmr_shift; unsigned long gpa_mask; - unsigned int gnode_extra; + unsigned short *socket_to_node; + unsigned short *socket_to_pnode; + unsigned short *pnode_to_socket; + struct uv_gam_range_s *gr_table; + unsigned short min_socket; + unsigned short min_pnode; + unsigned char m_val; + unsigned char n_val; + unsigned char gr_table_len; unsigned char hub_revision; unsigned char apic_pnode_shift; + unsigned char gpa_shift; unsigned char m_shift; unsigned char n_lshift; + unsigned int gnode_extra; unsigned long gnode_upper; unsigned long lowmem_remap_top; unsigned long lowmem_remap_base; + unsigned long global_gru_base; + unsigned long global_gru_shift; unsigned short pnode; unsigned short pnode_mask; unsigned short coherency_domain_number; unsigned short numa_blade_id; - unsigned char blade_processor_id; - unsigned char m_val; - unsigned char n_val; + unsigned short nr_possible_cpus; + unsigned short nr_online_cpus; + short memory_nid; +}; + +/* CPU specific info with a pointer to the hub common info struct */ +struct uv_cpu_info_s { + void *p_uv_hub_info; + unsigned char blade_cpu_id; struct uv_scir_s scir; }; +DECLARE_PER_CPU(struct uv_cpu_info_s, __uv_cpu_info); + +#define uv_cpu_info this_cpu_ptr(&__uv_cpu_info) +#define uv_cpu_info_per(cpu) (&per_cpu(__uv_cpu_info, cpu)) + +#define uv_scir_info (&uv_cpu_info->scir) +#define uv_cpu_scir_info(cpu) (&uv_cpu_info_per(cpu)->scir) + +/* Node specific hub common info struct */ +extern void **__uv_hub_info_list; +static inline struct uv_hub_info_s *uv_hub_info_list(int node) +{ + return (struct uv_hub_info_s *)__uv_hub_info_list[node]; +} + +static inline struct uv_hub_info_s *_uv_hub_info(void) +{ + return (struct uv_hub_info_s *)uv_cpu_info->p_uv_hub_info; +} +#define uv_hub_info _uv_hub_info() -DECLARE_PER_CPU(struct uv_hub_info_s, __uv_hub_info); -#define uv_hub_info this_cpu_ptr(&__uv_hub_info) -#define uv_cpu_hub_info(cpu) (&per_cpu(__uv_hub_info, cpu)) +static inline struct uv_hub_info_s *uv_cpu_hub_info(int cpu) +{ + return (struct uv_hub_info_s *)uv_cpu_info_per(cpu)->p_uv_hub_info; +} + +#define UV_HUB_INFO_VERSION 0x7150 +extern int uv_hub_info_version(void); +static inline int uv_hub_info_check(int version) +{ + if (uv_hub_info_version() == version) + return 0; + + pr_crit("UV: uv_hub_info version(%x) mismatch, expecting(%x)\n", + uv_hub_info_version(), version); + + BUG(); /* Catastrophic - cannot continue on unknown UV system */ +} +#define _uv_hub_info_check() uv_hub_info_check(UV_HUB_INFO_VERSION) /* - * Hub revisions less than UV2_HUB_REVISION_BASE are UV1 hubs. All UV2 - * hubs have revision numbers greater than or equal to UV2_HUB_REVISION_BASE. + * HUB revision ranges for each UV HUB architecture. * This is a software convention - NOT the hardware revision numbers in * the hub chip. */ #define UV1_HUB_REVISION_BASE 1 #define UV2_HUB_REVISION_BASE 3 #define UV3_HUB_REVISION_BASE 5 +#define UV4_HUB_REVISION_BASE 7 +#ifdef UV1_HUB_IS_SUPPORTED static inline int is_uv1_hub(void) { return uv_hub_info->hub_revision < UV2_HUB_REVISION_BASE; } +#else +static inline int is_uv1_hub(void) +{ + return 0; +} +#endif +#ifdef UV2_HUB_IS_SUPPORTED static inline int is_uv2_hub(void) { return ((uv_hub_info->hub_revision >= UV2_HUB_REVISION_BASE) && (uv_hub_info->hub_revision < UV3_HUB_REVISION_BASE)); } +#else +static inline int is_uv2_hub(void) +{ + return 0; +} +#endif +#ifdef UV3_HUB_IS_SUPPORTED +static inline int is_uv3_hub(void) +{ + return ((uv_hub_info->hub_revision >= UV3_HUB_REVISION_BASE) && + (uv_hub_info->hub_revision < UV4_HUB_REVISION_BASE)); +} +#else static inline int is_uv3_hub(void) { - return uv_hub_info->hub_revision >= UV3_HUB_REVISION_BASE; + return 0; } +#endif -static inline int is_uv_hub(void) +#ifdef UV4_HUB_IS_SUPPORTED +static inline int is_uv4_hub(void) { - return uv_hub_info->hub_revision; + return uv_hub_info->hub_revision >= UV4_HUB_REVISION_BASE; } +#else +static inline int is_uv4_hub(void) +{ + return 0; +} +#endif -/* code common to uv2 and uv3 only */ static inline int is_uvx_hub(void) { - return uv_hub_info->hub_revision >= UV2_HUB_REVISION_BASE; + if (uv_hub_info->hub_revision >= UV2_HUB_REVISION_BASE) + return uv_hub_info->hub_revision; + + return 0; +} + +static inline int is_uv_hub(void) +{ +#ifdef UV1_HUB_IS_SUPPORTED + return uv_hub_info->hub_revision; +#endif + return is_uvx_hub(); } union uvh_apicid { @@ -243,24 +347,42 @@ union uvh_apicid { #define UV3_LOCAL_MMR_SIZE (32UL * 1024 * 1024) #define UV3_GLOBAL_MMR32_SIZE (32UL * 1024 * 1024) -#define UV_LOCAL_MMR_BASE (is_uv1_hub() ? UV1_LOCAL_MMR_BASE : \ - (is_uv2_hub() ? UV2_LOCAL_MMR_BASE : \ - UV3_LOCAL_MMR_BASE)) -#define UV_GLOBAL_MMR32_BASE (is_uv1_hub() ? UV1_GLOBAL_MMR32_BASE :\ - (is_uv2_hub() ? UV2_GLOBAL_MMR32_BASE :\ - UV3_GLOBAL_MMR32_BASE)) -#define UV_LOCAL_MMR_SIZE (is_uv1_hub() ? UV1_LOCAL_MMR_SIZE : \ - (is_uv2_hub() ? UV2_LOCAL_MMR_SIZE : \ - UV3_LOCAL_MMR_SIZE)) -#define UV_GLOBAL_MMR32_SIZE (is_uv1_hub() ? UV1_GLOBAL_MMR32_SIZE :\ - (is_uv2_hub() ? UV2_GLOBAL_MMR32_SIZE :\ - UV3_GLOBAL_MMR32_SIZE)) +#define UV4_LOCAL_MMR_BASE 0xfa000000UL +#define UV4_GLOBAL_MMR32_BASE 0xfc000000UL +#define UV4_LOCAL_MMR_SIZE (32UL * 1024 * 1024) +#define UV4_GLOBAL_MMR32_SIZE (16UL * 1024 * 1024) + +#define UV_LOCAL_MMR_BASE ( \ + is_uv1_hub() ? UV1_LOCAL_MMR_BASE : \ + is_uv2_hub() ? UV2_LOCAL_MMR_BASE : \ + is_uv3_hub() ? UV3_LOCAL_MMR_BASE : \ + /*is_uv4_hub*/ UV4_LOCAL_MMR_BASE) + +#define UV_GLOBAL_MMR32_BASE ( \ + is_uv1_hub() ? UV1_GLOBAL_MMR32_BASE : \ + is_uv2_hub() ? UV2_GLOBAL_MMR32_BASE : \ + is_uv3_hub() ? UV3_GLOBAL_MMR32_BASE : \ + /*is_uv4_hub*/ UV4_GLOBAL_MMR32_BASE) + +#define UV_LOCAL_MMR_SIZE ( \ + is_uv1_hub() ? UV1_LOCAL_MMR_SIZE : \ + is_uv2_hub() ? UV2_LOCAL_MMR_SIZE : \ + is_uv3_hub() ? UV3_LOCAL_MMR_SIZE : \ + /*is_uv4_hub*/ UV4_LOCAL_MMR_SIZE) + +#define UV_GLOBAL_MMR32_SIZE ( \ + is_uv1_hub() ? UV1_GLOBAL_MMR32_SIZE : \ + is_uv2_hub() ? UV2_GLOBAL_MMR32_SIZE : \ + is_uv3_hub() ? UV3_GLOBAL_MMR32_SIZE : \ + /*is_uv4_hub*/ UV4_GLOBAL_MMR32_SIZE) + #define UV_GLOBAL_MMR64_BASE (uv_hub_info->global_mmr_base) #define UV_GLOBAL_GRU_MMR_BASE 0x4000000 #define UV_GLOBAL_MMR32_PNODE_SHIFT 15 -#define UV_GLOBAL_MMR64_PNODE_SHIFT 26 +#define _UV_GLOBAL_MMR64_PNODE_SHIFT 26 +#define UV_GLOBAL_MMR64_PNODE_SHIFT (uv_hub_info->global_mmr_shift) #define UV_GLOBAL_MMR32_PNODE_BITS(p) ((p) << (UV_GLOBAL_MMR32_PNODE_SHIFT)) @@ -307,18 +429,74 @@ union uvh_apicid { * between socket virtual and socket physical addresses. */ +/* global bits offset - number of local address bits in gpa for this UV arch */ +static inline unsigned int uv_gpa_shift(void) +{ + return uv_hub_info->gpa_shift; +} +#define _uv_gpa_shift + +/* Find node that has the address range that contains global address */ +static inline struct uv_gam_range_s *uv_gam_range(unsigned long pa) +{ + struct uv_gam_range_s *gr = uv_hub_info->gr_table; + unsigned long pal = (pa & uv_hub_info->gpa_mask) >> UV_GAM_RANGE_SHFT; + int i, num = uv_hub_info->gr_table_len; + + if (gr) { + for (i = 0; i < num; i++, gr++) { + if (pal < gr->limit) + return gr; + } + } + pr_crit("UV: GAM Range for 0x%lx not found at %p!\n", pa, gr); + BUG(); +} + +/* Return base address of node that contains global address */ +static inline unsigned long uv_gam_range_base(unsigned long pa) +{ + struct uv_gam_range_s *gr = uv_gam_range(pa); + int base = gr->base; + + if (base < 0) + return 0UL; + + return uv_hub_info->gr_table[base].limit; +} + +/* socket phys RAM --> UV global NASID (UV4+) */ +static inline unsigned long uv_soc_phys_ram_to_nasid(unsigned long paddr) +{ + return uv_gam_range(paddr)->nasid; +} +#define _uv_soc_phys_ram_to_nasid + +/* socket virtual --> UV global NASID (UV4+) */ +static inline unsigned long uv_gpa_nasid(void *v) +{ + return uv_soc_phys_ram_to_nasid(__pa(v)); +} + /* socket phys RAM --> UV global physical address */ static inline unsigned long uv_soc_phys_ram_to_gpa(unsigned long paddr) { + unsigned int m_val = uv_hub_info->m_val; + if (paddr < uv_hub_info->lowmem_remap_top) paddr |= uv_hub_info->lowmem_remap_base; paddr |= uv_hub_info->gnode_upper; - paddr = ((paddr << uv_hub_info->m_shift) >> uv_hub_info->m_shift) | - ((paddr >> uv_hub_info->m_val) << uv_hub_info->n_lshift); + if (m_val) + paddr = ((paddr << uv_hub_info->m_shift) + >> uv_hub_info->m_shift) | + ((paddr >> uv_hub_info->m_val) + << uv_hub_info->n_lshift); + else + paddr |= uv_soc_phys_ram_to_nasid(paddr) + << uv_hub_info->gpa_shift; return paddr; } - /* socket virtual --> UV global physical address */ static inline unsigned long uv_gpa(void *v) { @@ -338,54 +516,89 @@ static inline unsigned long uv_gpa_to_soc_phys_ram(unsigned long gpa) unsigned long paddr; unsigned long remap_base = uv_hub_info->lowmem_remap_base; unsigned long remap_top = uv_hub_info->lowmem_remap_top; + unsigned int m_val = uv_hub_info->m_val; + + if (m_val) + gpa = ((gpa << uv_hub_info->m_shift) >> uv_hub_info->m_shift) | + ((gpa >> uv_hub_info->n_lshift) << uv_hub_info->m_val); - gpa = ((gpa << uv_hub_info->m_shift) >> uv_hub_info->m_shift) | - ((gpa >> uv_hub_info->n_lshift) << uv_hub_info->m_val); paddr = gpa & uv_hub_info->gpa_mask; if (paddr >= remap_base && paddr < remap_base + remap_top) paddr -= remap_base; return paddr; } - -/* gpa -> pnode */ +/* gpa -> gnode */ static inline unsigned long uv_gpa_to_gnode(unsigned long gpa) { - return gpa >> uv_hub_info->n_lshift; + unsigned int n_lshift = uv_hub_info->n_lshift; + + if (n_lshift) + return gpa >> n_lshift; + + return uv_gam_range(gpa)->nasid >> 1; } /* gpa -> pnode */ static inline int uv_gpa_to_pnode(unsigned long gpa) { - unsigned long n_mask = (1UL << uv_hub_info->n_val) - 1; - - return uv_gpa_to_gnode(gpa) & n_mask; + return uv_gpa_to_gnode(gpa) & uv_hub_info->pnode_mask; } -/* gpa -> node offset*/ +/* gpa -> node offset */ static inline unsigned long uv_gpa_to_offset(unsigned long gpa) { - return (gpa << uv_hub_info->m_shift) >> uv_hub_info->m_shift; + unsigned int m_shift = uv_hub_info->m_shift; + + if (m_shift) + return (gpa << m_shift) >> m_shift; + + return (gpa & uv_hub_info->gpa_mask) - uv_gam_range_base(gpa); +} + +/* Convert socket to node */ +static inline int _uv_socket_to_node(int socket, unsigned short *s2nid) +{ + return s2nid ? s2nid[socket - uv_hub_info->min_socket] : socket; +} + +static inline int uv_socket_to_node(int socket) +{ + return _uv_socket_to_node(socket, uv_hub_info->socket_to_node); } /* pnode, offset --> socket virtual */ static inline void *uv_pnode_offset_to_vaddr(int pnode, unsigned long offset) { - return __va(((unsigned long)pnode << uv_hub_info->m_val) | offset); -} + unsigned int m_val = uv_hub_info->m_val; + unsigned long base; + unsigned short sockid, node, *p2s; + if (m_val) + return __va(((unsigned long)pnode << m_val) | offset); -/* - * Extract a PNODE from an APICID (full apicid, not processor subset) - */ + p2s = uv_hub_info->pnode_to_socket; + sockid = p2s ? p2s[pnode - uv_hub_info->min_pnode] : pnode; + node = uv_socket_to_node(sockid); + + /* limit address of previous socket is our base, except node 0 is 0 */ + if (!node) + return __va((unsigned long)offset); + + base = (unsigned long)(uv_hub_info->gr_table[node - 1].limit); + return __va(base << UV_GAM_RANGE_SHFT | offset); +} + +/* Extract/Convert a PNODE from an APICID (full apicid, not processor subset) */ static inline int uv_apicid_to_pnode(int apicid) { - return (apicid >> uv_hub_info->apic_pnode_shift); + int pnode = apicid >> uv_hub_info->apic_pnode_shift; + unsigned short *s2pn = uv_hub_info->socket_to_pnode; + + return s2pn ? s2pn[pnode - uv_hub_info->min_socket] : pnode; } -/* - * Convert an apicid to the socket number on the blade - */ +/* Convert an apicid to the socket number on the blade */ static inline int uv_apicid_to_socket(int apicid) { if (is_uv1_hub()) @@ -434,16 +647,6 @@ static inline unsigned long uv_read_global_mmr64(int pnode, unsigned long offset return readq(uv_global_mmr64_address(pnode, offset)); } -/* - * Global MMR space addresses when referenced by the GRU. (GRU does - * NOT use socket addressing). - */ -static inline unsigned long uv_global_gru_mmr_address(int pnode, unsigned long offset) -{ - return UV_GLOBAL_GRU_MMR_BASE | offset | - ((unsigned long)pnode << uv_hub_info->m_val); -} - static inline void uv_write_global_mmr8(int pnode, unsigned long offset, unsigned char val) { writeb(val, uv_global_mmr64_address(pnode, offset)); @@ -483,27 +686,23 @@ static inline void uv_write_local_mmr8(unsigned long offset, unsigned char val) writeb(val, uv_local_mmr_address(offset)); } -/* - * Structures and definitions for converting between cpu, node, pnode, and blade - * numbers. - */ -struct uv_blade_info { - unsigned short nr_possible_cpus; - unsigned short nr_online_cpus; - unsigned short pnode; - short memory_nid; - spinlock_t nmi_lock; /* obsolete, see uv_hub_nmi */ - unsigned long nmi_count; /* obsolete, see uv_hub_nmi */ -}; -extern struct uv_blade_info *uv_blade_info; -extern short *uv_node_to_blade; -extern short *uv_cpu_to_blade; -extern short uv_possible_blades; - /* Blade-local cpu number of current cpu. Numbered 0 .. <# cpus on the blade> */ static inline int uv_blade_processor_id(void) { - return uv_hub_info->blade_processor_id; + return uv_cpu_info->blade_cpu_id; +} + +/* Blade-local cpu number of cpu N. Numbered 0 .. <# cpus on the blade> */ +static inline int uv_cpu_blade_processor_id(int cpu) +{ + return uv_cpu_info_per(cpu)->blade_cpu_id; +} +#define _uv_cpu_blade_processor_id 1 /* indicate function available */ + +/* Blade number to Node number (UV1..UV4 is 1:1) */ +static inline int uv_blade_to_node(int blade) +{ + return blade; } /* Blade number of current cpu. Numnbered 0 .. <#blades -1> */ @@ -512,55 +711,60 @@ static inline int uv_numa_blade_id(void) return uv_hub_info->numa_blade_id; } -/* Convert a cpu number to the the UV blade number */ -static inline int uv_cpu_to_blade_id(int cpu) +/* + * Convert linux node number to the UV blade number. + * .. Currently for UV1 thru UV4 the node and the blade are identical. + * .. If this changes then you MUST check references to this function! + */ +static inline int uv_node_to_blade_id(int nid) { - return uv_cpu_to_blade[cpu]; + return nid; } -/* Convert linux node number to the UV blade number */ -static inline int uv_node_to_blade_id(int nid) +/* Convert a cpu number to the the UV blade number */ +static inline int uv_cpu_to_blade_id(int cpu) { - return uv_node_to_blade[nid]; + return uv_node_to_blade_id(cpu_to_node(cpu)); } /* Convert a blade id to the PNODE of the blade */ static inline int uv_blade_to_pnode(int bid) { - return uv_blade_info[bid].pnode; + return uv_hub_info_list(uv_blade_to_node(bid))->pnode; } /* Nid of memory node on blade. -1 if no blade-local memory */ static inline int uv_blade_to_memory_nid(int bid) { - return uv_blade_info[bid].memory_nid; + return uv_hub_info_list(uv_blade_to_node(bid))->memory_nid; } /* Determine the number of possible cpus on a blade */ static inline int uv_blade_nr_possible_cpus(int bid) { - return uv_blade_info[bid].nr_possible_cpus; + return uv_hub_info_list(uv_blade_to_node(bid))->nr_possible_cpus; } /* Determine the number of online cpus on a blade */ static inline int uv_blade_nr_online_cpus(int bid) { - return uv_blade_info[bid].nr_online_cpus; + return uv_hub_info_list(uv_blade_to_node(bid))->nr_online_cpus; } /* Convert a cpu id to the PNODE of the blade containing the cpu */ static inline int uv_cpu_to_pnode(int cpu) { - return uv_blade_info[uv_cpu_to_blade_id(cpu)].pnode; + return uv_cpu_hub_info(cpu)->pnode; } /* Convert a linux node number to the PNODE of the blade */ static inline int uv_node_to_pnode(int nid) { - return uv_blade_info[uv_node_to_blade_id(nid)].pnode; + return uv_hub_info_list(nid)->pnode; } /* Maximum possible number of blades */ +extern short uv_possible_blades; static inline int uv_num_possible_blades(void) { return uv_possible_blades; @@ -578,9 +782,7 @@ extern void uv_nmi_setup(void); /* Newer SMM NMI handler, not present in all systems */ #define UVH_NMI_MMRX UVH_EVENT_OCCURRED0 #define UVH_NMI_MMRX_CLEAR UVH_EVENT_OCCURRED0_ALIAS -#define UVH_NMI_MMRX_SHIFT (is_uv1_hub() ? \ - UV1H_EVENT_OCCURRED0_EXTIO_INT0_SHFT :\ - UVXH_EVENT_OCCURRED0_EXTIO_INT0_SHFT) +#define UVH_NMI_MMRX_SHIFT UVH_EVENT_OCCURRED0_EXTIO_INT0_SHFT #define UVH_NMI_MMRX_TYPE "EXTIO_INT0" /* Non-zero indicates newer SMM NMI handler present */ @@ -622,9 +824,9 @@ DECLARE_PER_CPU(struct uv_cpu_nmi_s, uv_cpu_nmi); /* Update SCIR state */ static inline void uv_set_scir_bits(unsigned char value) { - if (uv_hub_info->scir.state != value) { - uv_hub_info->scir.state = value; - uv_write_local_mmr8(uv_hub_info->scir.offset, value); + if (uv_scir_info->state != value) { + uv_scir_info->state = value; + uv_write_local_mmr8(uv_scir_info->offset, value); } } @@ -635,10 +837,10 @@ static inline unsigned long uv_scir_offset(int apicid) static inline void uv_set_cpu_scir_bits(int cpu, unsigned char value) { - if (uv_cpu_hub_info(cpu)->scir.state != value) { + if (uv_cpu_scir_info(cpu)->state != value) { uv_write_global_mmr8(uv_cpu_to_pnode(cpu), - uv_cpu_hub_info(cpu)->scir.offset, value); - uv_cpu_hub_info(cpu)->scir.state = value; + uv_cpu_scir_info(cpu)->offset, value); + uv_cpu_scir_info(cpu)->state = value; } } @@ -666,10 +868,7 @@ static inline void uv_hub_send_ipi(int pnode, int apicid, int vector) /* * Get the minimum revision number of the hub chips within the partition. - * 1 - UV1 rev 1.0 initial silicon - * 2 - UV1 rev 2.0 production silicon - * 3 - UV2 rev 1.0 initial silicon - * 5 - UV3 rev 1.0 initial silicon + * (See UVx_HUB_REVISION_BASE above for specific values.) */ static inline int uv_get_min_hub_revision_id(void) { diff --git a/arch/x86/include/asm/uv/uv_mmrs.h b/arch/x86/include/asm/uv/uv_mmrs.h index ddd8db6b6e70..548d684a7960 100644 --- a/arch/x86/include/asm/uv/uv_mmrs.h +++ b/arch/x86/include/asm/uv/uv_mmrs.h @@ -5,7 +5,7 @@ * * SGI UV MMR definitions * - * Copyright (C) 2007-2014 Silicon Graphics, Inc. All rights reserved. + * Copyright (C) 2007-2016 Silicon Graphics, Inc. All rights reserved. */ #ifndef _ASM_X86_UV_UV_MMRS_H @@ -18,10 +18,11 @@ * grouped by architecture types. * * UVH - definitions common to all UV hub types. - * UVXH - definitions common to all UV eXtended hub types (currently 2 & 3). + * UVXH - definitions common to all UV eXtended hub types (currently 2, 3, 4). * UV1H - definitions specific to UV type 1 hub. * UV2H - definitions specific to UV type 2 hub. * UV3H - definitions specific to UV type 3 hub. + * UV4H - definitions specific to UV type 4 hub. * * So in general, MMR addresses and structures are identical on all hubs types. * These MMRs are identified as: @@ -32,19 +33,25 @@ * } s; * }; * - * If the MMR exists on all hub types but have different addresses: + * If the MMR exists on all hub types but have different addresses, + * use a conditional operator to define the value at runtime. * #define UV1Hxxx a * #define UV2Hxxx b * #define UV3Hxxx c + * #define UV4Hxxx d * #define UVHxxx (is_uv1_hub() ? UV1Hxxx : * (is_uv2_hub() ? UV2Hxxx : - * UV3Hxxx)) + * (is_uv3_hub() ? UV3Hxxx : + * UV4Hxxx)) * - * If the MMR exists on all hub types > 1 but have different addresses: + * If the MMR exists on all hub types > 1 but have different addresses, the + * variation using "UVX" as the prefix exists. * #define UV2Hxxx b * #define UV3Hxxx c - * #define UVXHxxx (is_uv2_hub() ? UV2Hxxx : - * UV3Hxxx)) + * #define UV4Hxxx d + * #define UVHxxx (is_uv2_hub() ? UV2Hxxx : + * (is_uv3_hub() ? UV3Hxxx : + * UV4Hxxx)) * * union uvh_xxx { * unsigned long v; @@ -56,6 +63,8 @@ * } s2; * struct uv3h_xxx_s { # Full UV3 definition (*) * } s3; + * struct uv4h_xxx_s { # Full UV4 definition (*) + * } s4; * }; * (* - if present and different than the common struct) * @@ -73,7 +82,7 @@ * } sn; * }; * - * (GEN Flags: mflags_opt= undefs=0 UV23=UVXH) + * (GEN Flags: mflags_opt= undefs=function UV234=UVXH) */ #define UV_MMR_ENABLE (1UL << 63) @@ -83,20 +92,36 @@ #define UV2_HUB_PART_NUMBER_X 0x1111 #define UV3_HUB_PART_NUMBER 0x9578 #define UV3_HUB_PART_NUMBER_X 0x4321 +#define UV4_HUB_PART_NUMBER 0x99a1 /* Compat: Indicate which UV Hubs are supported. */ +#define UV1_HUB_IS_SUPPORTED 1 #define UV2_HUB_IS_SUPPORTED 1 #define UV3_HUB_IS_SUPPORTED 1 +#define UV4_HUB_IS_SUPPORTED 1 + +/* Error function to catch undefined references */ +extern unsigned long uv_undefined(char *str); /* ========================================================================= */ /* UVH_BAU_DATA_BROADCAST */ /* ========================================================================= */ #define UVH_BAU_DATA_BROADCAST 0x61688UL -#define UVH_BAU_DATA_BROADCAST_32 0x440 + +#define UV1H_BAU_DATA_BROADCAST_32 0x440 +#define UV2H_BAU_DATA_BROADCAST_32 0x440 +#define UV3H_BAU_DATA_BROADCAST_32 0x440 +#define UV4H_BAU_DATA_BROADCAST_32 0x360 +#define UVH_BAU_DATA_BROADCAST_32 ( \ + is_uv1_hub() ? UV1H_BAU_DATA_BROADCAST_32 : \ + is_uv2_hub() ? UV2H_BAU_DATA_BROADCAST_32 : \ + is_uv3_hub() ? UV3H_BAU_DATA_BROADCAST_32 : \ + /*is_uv4_hub*/ UV4H_BAU_DATA_BROADCAST_32) #define UVH_BAU_DATA_BROADCAST_ENABLE_SHFT 0 #define UVH_BAU_DATA_BROADCAST_ENABLE_MASK 0x0000000000000001UL + union uvh_bau_data_broadcast_u { unsigned long v; struct uvh_bau_data_broadcast_s { @@ -109,7 +134,16 @@ union uvh_bau_data_broadcast_u { /* UVH_BAU_DATA_CONFIG */ /* ========================================================================= */ #define UVH_BAU_DATA_CONFIG 0x61680UL -#define UVH_BAU_DATA_CONFIG_32 0x438 + +#define UV1H_BAU_DATA_CONFIG_32 0x438 +#define UV2H_BAU_DATA_CONFIG_32 0x438 +#define UV3H_BAU_DATA_CONFIG_32 0x438 +#define UV4H_BAU_DATA_CONFIG_32 0x358 +#define UVH_BAU_DATA_CONFIG_32 ( \ + is_uv1_hub() ? UV1H_BAU_DATA_CONFIG_32 : \ + is_uv2_hub() ? UV2H_BAU_DATA_CONFIG_32 : \ + is_uv3_hub() ? UV3H_BAU_DATA_CONFIG_32 : \ + /*is_uv4_hub*/ UV4H_BAU_DATA_CONFIG_32) #define UVH_BAU_DATA_CONFIG_VECTOR_SHFT 0 #define UVH_BAU_DATA_CONFIG_DM_SHFT 8 @@ -128,6 +162,7 @@ union uvh_bau_data_broadcast_u { #define UVH_BAU_DATA_CONFIG_M_MASK 0x0000000000010000UL #define UVH_BAU_DATA_CONFIG_APIC_ID_MASK 0xffffffff00000000UL + union uvh_bau_data_config_u { unsigned long v; struct uvh_bau_data_config_s { @@ -266,7 +301,6 @@ union uvh_bau_data_config_u { #define UV1H_EVENT_OCCURRED0_BAU_DATA_MASK 0x0080000000000000UL #define UV1H_EVENT_OCCURRED0_POWER_MANAGEMENT_REQ_MASK 0x0100000000000000UL -#define UVXH_EVENT_OCCURRED0_QP_HCERR_SHFT 1 #define UVXH_EVENT_OCCURRED0_RH_HCERR_SHFT 2 #define UVXH_EVENT_OCCURRED0_LH0_HCERR_SHFT 3 #define UVXH_EVENT_OCCURRED0_LH1_HCERR_SHFT 4 @@ -275,55 +309,11 @@ union uvh_bau_data_config_u { #define UVXH_EVENT_OCCURRED0_NI0_HCERR_SHFT 7 #define UVXH_EVENT_OCCURRED0_NI1_HCERR_SHFT 8 #define UVXH_EVENT_OCCURRED0_LB_AOERR0_SHFT 9 -#define UVXH_EVENT_OCCURRED0_QP_AOERR0_SHFT 10 #define UVXH_EVENT_OCCURRED0_LH0_AOERR0_SHFT 12 #define UVXH_EVENT_OCCURRED0_LH1_AOERR0_SHFT 13 #define UVXH_EVENT_OCCURRED0_GR0_AOERR0_SHFT 14 #define UVXH_EVENT_OCCURRED0_GR1_AOERR0_SHFT 15 #define UVXH_EVENT_OCCURRED0_XB_AOERR0_SHFT 16 -#define UVXH_EVENT_OCCURRED0_RT_AOERR0_SHFT 17 -#define UVXH_EVENT_OCCURRED0_NI0_AOERR0_SHFT 18 -#define UVXH_EVENT_OCCURRED0_NI1_AOERR0_SHFT 19 -#define UVXH_EVENT_OCCURRED0_LB_AOERR1_SHFT 20 -#define UVXH_EVENT_OCCURRED0_QP_AOERR1_SHFT 21 -#define UVXH_EVENT_OCCURRED0_RH_AOERR1_SHFT 22 -#define UVXH_EVENT_OCCURRED0_LH0_AOERR1_SHFT 23 -#define UVXH_EVENT_OCCURRED0_LH1_AOERR1_SHFT 24 -#define UVXH_EVENT_OCCURRED0_GR0_AOERR1_SHFT 25 -#define UVXH_EVENT_OCCURRED0_GR1_AOERR1_SHFT 26 -#define UVXH_EVENT_OCCURRED0_XB_AOERR1_SHFT 27 -#define UVXH_EVENT_OCCURRED0_RT_AOERR1_SHFT 28 -#define UVXH_EVENT_OCCURRED0_NI0_AOERR1_SHFT 29 -#define UVXH_EVENT_OCCURRED0_NI1_AOERR1_SHFT 30 -#define UVXH_EVENT_OCCURRED0_SYSTEM_SHUTDOWN_INT_SHFT 31 -#define UVXH_EVENT_OCCURRED0_LB_IRQ_INT_0_SHFT 32 -#define UVXH_EVENT_OCCURRED0_LB_IRQ_INT_1_SHFT 33 -#define UVXH_EVENT_OCCURRED0_LB_IRQ_INT_2_SHFT 34 -#define UVXH_EVENT_OCCURRED0_LB_IRQ_INT_3_SHFT 35 -#define UVXH_EVENT_OCCURRED0_LB_IRQ_INT_4_SHFT 36 -#define UVXH_EVENT_OCCURRED0_LB_IRQ_INT_5_SHFT 37 -#define UVXH_EVENT_OCCURRED0_LB_IRQ_INT_6_SHFT 38 -#define UVXH_EVENT_OCCURRED0_LB_IRQ_INT_7_SHFT 39 -#define UVXH_EVENT_OCCURRED0_LB_IRQ_INT_8_SHFT 40 -#define UVXH_EVENT_OCCURRED0_LB_IRQ_INT_9_SHFT 41 -#define UVXH_EVENT_OCCURRED0_LB_IRQ_INT_10_SHFT 42 -#define UVXH_EVENT_OCCURRED0_LB_IRQ_INT_11_SHFT |