diff options
Diffstat (limited to 'include/asm-ia64/uv')
| -rw-r--r-- | include/asm-ia64/uv/uv_hub.h | 309 | ||||
| -rw-r--r-- | include/asm-ia64/uv/uv_mmrs.h | 266 |
2 files changed, 575 insertions, 0 deletions
diff --git a/include/asm-ia64/uv/uv_hub.h b/include/asm-ia64/uv/uv_hub.h new file mode 100644 index 000000000000..f607018af4a1 --- /dev/null +++ b/include/asm-ia64/uv/uv_hub.h @@ -0,0 +1,309 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * SGI UV architectural definitions + * + * Copyright (C) 2008 Silicon Graphics, Inc. All rights reserved. + */ + +#ifndef __ASM_IA64_UV_HUB_H__ +#define __ASM_IA64_UV_HUB_H__ + +#include <linux/numa.h> +#include <linux/percpu.h> +#include <asm/types.h> +#include <asm/percpu.h> + + +/* + * Addressing Terminology + * + * M - The low M bits of a physical address represent the offset + * into the blade local memory. RAM memory on a blade is physically + * contiguous (although various IO spaces may punch holes in + * it).. + * + * N - Number of bits in the node portion of a socket physical + * address. + * + * NASID - network ID of a router, Mbrick or Cbrick. Nasid values of + * routers always have low bit of 1, C/MBricks have low bit + * equal to 0. Most addressing macros that target UV hub chips + * right shift the NASID by 1 to exclude the always-zero bit. + * NASIDs contain up to 15 bits. + * + * GNODE - NASID right shifted by 1 bit. Most mmrs contain gnodes instead + * of nasids. + * + * PNODE - the low N bits of the GNODE. The PNODE is the most useful variant + * of the nasid for socket usage. + * + * + * NumaLink Global Physical Address Format: + * +--------------------------------+---------------------+ + * |00..000| GNODE | NodeOffset | + * +--------------------------------+---------------------+ + * |<-------53 - M bits --->|<--------M bits -----> + * + * M - number of node offset bits (35 .. 40) + * + * + * Memory/UV-HUB Processor Socket Address Format: + * +----------------+---------------+---------------------+ + * |00..000000000000| PNODE | NodeOffset | + * +----------------+---------------+---------------------+ + * <--- N bits --->|<--------M bits -----> + * + * M - number of node offset bits (35 .. 40) + * N - number of PNODE bits (0 .. 10) + * + * Note: M + N cannot currently exceed 44 (x86_64) or 46 (IA64). + * The actual values are configuration dependent and are set at + * boot time. M & N values are set by the hardware/BIOS at boot. + */ + + +/* + * 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 + * includes all C & M bricks. Routers are NOT included. + * + * This value is also the value of the maximum number of non-router NASIDs + * in the numalink fabric. + * + * NOTE: a brick may contain 1 or 2 OS nodes. Don't get these confused. + */ +#define UV_MAX_NUMALINK_BLADES 16384 + +/* + * Maximum number of C/Mbricks within a software SSI (hardware may support + * more). + */ +#define UV_MAX_SSI_BLADES 1 + +/* + * The largest possible NASID of a C or M brick (+ 2) + */ +#define UV_MAX_NASID_VALUE (UV_MAX_NUMALINK_NODES * 2) + +/* + * 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. + */ +struct uv_hub_info_s { + unsigned long global_mmr_base; + unsigned long gpa_mask; + unsigned long gnode_upper; + unsigned long lowmem_remap_top; + unsigned long lowmem_remap_base; + 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; +}; +DECLARE_PER_CPU(struct uv_hub_info_s, __uv_hub_info); +#define uv_hub_info (&__get_cpu_var(__uv_hub_info)) +#define uv_cpu_hub_info(cpu) (&per_cpu(__uv_hub_info, cpu)) + +/* + * Local & Global MMR space macros. + * Note: macros are intended to be used ONLY by inline functions + * in this file - not by other kernel code. + * n - NASID (full 15-bit global nasid) + * g - GNODE (full 15-bit global nasid, right shifted 1) + * p - PNODE (local part of nsids, right shifted 1) + */ +#define UV_NASID_TO_PNODE(n) (((n) >> 1) & uv_hub_info->pnode_mask) +#define UV_PNODE_TO_NASID(p) (((p) << 1) | uv_hub_info->gnode_upper) + +#define UV_LOCAL_MMR_BASE 0xf4000000UL +#define UV_GLOBAL_MMR32_BASE 0xf8000000UL +#define UV_GLOBAL_MMR64_BASE (uv_hub_info->global_mmr_base) + +#define UV_GLOBAL_MMR32_PNODE_SHIFT 15 +#define UV_GLOBAL_MMR64_PNODE_SHIFT 26 + +#define UV_GLOBAL_MMR32_PNODE_BITS(p) ((p) << (UV_GLOBAL_MMR32_PNODE_SHIFT)) + +#define UV_GLOBAL_MMR64_PNODE_BITS(p) \ + ((unsigned long)(p) << UV_GLOBAL_MMR64_PNODE_SHIFT) + +/* + * Macros for converting between kernel virtual addresses, socket local physical + * addresses, and UV global physical addresses. + * Note: use the standard __pa() & __va() macros for converting + * between socket virtual and socket physical addresses. + */ + +/* socket phys RAM --> UV global physical address */ +static inline unsigned long uv_soc_phys_ram_to_gpa(unsigned long paddr) +{ + if (paddr < uv_hub_info->lowmem_remap_top) + paddr += uv_hub_info->lowmem_remap_base; + return paddr | uv_hub_info->gnode_upper; +} + + +/* socket virtual --> UV global physical address */ +static inline unsigned long uv_gpa(void *v) +{ + return __pa(v) | uv_hub_info->gnode_upper; +} + +/* socket virtual --> UV global physical address */ +static inline void *uv_vgpa(void *v) +{ + return (void *)uv_gpa(v); +} + +/* UV global physical address --> socket virtual */ +static inline void *uv_va(unsigned long gpa) +{ + return __va(gpa & uv_hub_info->gpa_mask); +} + +/* 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); +} + + +/* + * Access global MMRs using the low memory MMR32 space. This region supports + * faster MMR access but not all MMRs are accessible in this space. + */ +static inline unsigned long *uv_global_mmr32_address(int pnode, + unsigned long offset) +{ + return __va(UV_GLOBAL_MMR32_BASE | + UV_GLOBAL_MMR32_PNODE_BITS(pnode) | offset); +} + +static inline void uv_write_global_mmr32(int pnode, unsigned long offset, + unsigned long val) +{ + *uv_global_mmr32_address(pnode, offset) = val; +} + +static inline unsigned long uv_read_global_mmr32(int pnode, + unsigned long offset) +{ + return *uv_global_mmr32_address(pnode, offset); +} + +/* + * Access Global MMR space using the MMR space located at the top of physical + * memory. + */ +static inline unsigned long *uv_global_mmr64_address(int pnode, + unsigned long offset) +{ + return __va(UV_GLOBAL_MMR64_BASE | + UV_GLOBAL_MMR64_PNODE_BITS(pnode) | offset); +} + +static inline void uv_write_global_mmr64(int pnode, unsigned long offset, + unsigned long val) +{ + *uv_global_mmr64_address(pnode, offset) = val; +} + +static inline unsigned long uv_read_global_mmr64(int pnode, + unsigned long offset) +{ + return *uv_global_mmr64_address(pnode, offset); +} + +/* + * Access hub local MMRs. Faster than using global space but only local MMRs + * are accessible. + */ +static inline unsigned long *uv_local_mmr_address(unsigned long offset) +{ + return __va(UV_LOCAL_MMR_BASE | offset); +} + +static inline unsigned long uv_read_local_mmr(unsigned long offset) +{ + return *uv_local_mmr_address(offset); +} + +static inline void uv_write_local_mmr(unsigned long offset, unsigned long val) +{ + *uv_local_mmr_address(offset) = val; +} + +/* + * Structures and definitions for converting between cpu, node, pnode, and blade + * numbers. + */ + +/* Blade-local cpu number of current cpu. Numbered 0 .. <# cpus on the blade> */ +static inline int uv_blade_processor_id(void) +{ + return smp_processor_id(); +} + +/* Blade number of current cpu. Numnbered 0 .. <#blades -1> */ +static inline int uv_numa_blade_id(void) +{ + return 0; +} + +/* Convert a cpu number to the the UV blade number */ +static inline int uv_cpu_to_blade_id(int cpu) +{ + return 0; +} + +/* Convert linux node number to the UV blade number */ +static inline int uv_node_to_blade_id(int nid) +{ + return 0; +} + +/* Convert a blade id to the PNODE of the blade */ +static inline int uv_blade_to_pnode(int bid) +{ + return 0; +} + +/* Determine the number of possible cpus on a blade */ +static inline int uv_blade_nr_possible_cpus(int bid) +{ + return num_possible_cpus(); +} + +/* Determine the number of online cpus on a blade */ +static inline int uv_blade_nr_online_cpus(int bid) +{ + return num_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 0; +} + +/* Convert a linux node number to the PNODE of the blade */ +static inline int uv_node_to_pnode(int nid) +{ + return 0; +} + +/* Maximum possible number of blades */ +static inline int uv_num_possible_blades(void) +{ + return 1; +} + +#endif /* __ASM_IA64_UV_HUB__ */ + diff --git a/include/asm-ia64/uv/uv_mmrs.h b/include/asm-ia64/uv/uv_mmrs.h new file mode 100644 index 000000000000..1cc1dbb0182f --- /dev/null +++ b/include/asm-ia64/uv/uv_mmrs.h @@ -0,0 +1,266 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * SGI UV MMR definitions + * + * Copyright (C) 2007-2008 Silicon Graphics, Inc. All rights reserved. + */ + +#ifndef __ASM_IA64_UV_MMRS__ +#define __ASM_IA64_UV_MMRS__ + +/* + * AUTO GENERATED - Do not edit + */ + + #define UV_MMR_ENABLE (1UL << 63) + +/* ========================================================================= */ +/* UVH_NODE_ID */ +/* ========================================================================= */ +#define UVH_NODE_ID 0x0UL + +#define UVH_NODE_ID_FORCE1_SHFT 0 +#define UVH_NODE_ID_FORCE1_MASK 0x0000000000000001UL +#define UVH_NODE_ID_MANUFACTURER_SHFT 1 +#define UVH_NODE_ID_MANUFACTURER_MASK 0x0000000000000ffeUL +#define UVH_NODE_ID_PART_NUMBER_SHFT 12 +#define UVH_NODE_ID_PART_NUMBER_MASK 0x000000000ffff000UL +#define UVH_NODE_ID_REVISION_SHFT 28 +#define UVH_NODE_ID_REVISION_MASK 0x00000000f0000000UL +#define UVH_NODE_ID_NODE_ID_SHFT 32 +#define UVH_NODE_ID_NODE_ID_MASK 0x00007fff00000000UL +#define UVH_NODE_ID_NODES_PER_BIT_SHFT 48 +#define UVH_NODE_ID_NODES_PER_BIT_MASK 0x007f000000000000UL +#define UVH_NODE_ID_NI_PORT_SHFT 56 +#define UVH_NODE_ID_NI_PORT_MASK 0x0f00000000000000UL + +union uvh_node_id_u { + unsigned long v; + struct uvh_node_id_s { + unsigned long force1 : 1; /* RO */ + unsigned long manufacturer : 11; /* RO */ + unsigned long part_number : 16; /* RO */ + unsigned long revision : 4; /* RO */ + unsigned long node_id : 15; /* RW */ + unsigned long rsvd_47 : 1; /* */ + unsigned long nodes_per_bit : 7; /* RW */ + unsigned long rsvd_55 : 1; /* */ + unsigned long ni_port : 4; /* RO */ + unsigned long rsvd_60_63 : 4; /* */ + } s; +}; + +/* ========================================================================= */ +/* UVH_RH_GAM_ALIAS210_REDIRECT_CONFIG_0_MMR */ +/* ========================================================================= */ +#define UVH_RH_GAM_ALIAS210_REDIRECT_CONFIG_0_MMR 0x16000d0UL + +#define UVH_RH_GAM_ALIAS210_REDIRECT_CONFIG_0_MMR_DEST_BASE_SHFT 24 +#define UVH_RH_GAM_ALIAS210_REDIRECT_CONFIG_0_MMR_DEST_BASE_MASK 0x00003fffff000000UL + +union uvh_rh_gam_alias210_redirect_config_0_mmr_u { + unsigned long v; + struct uvh_rh_gam_alias210_redirect_config_0_mmr_s { + unsigned long rsvd_0_23 : 24; /* */ + unsigned long dest_base : 22; /* RW */ + unsigned long rsvd_46_63: 18; /* */ + } s; +}; + +/* ========================================================================= */ +/* UVH_RH_GAM_ALIAS210_REDIRECT_CONFIG_1_MMR */ +/* ========================================================================= */ +#define UVH_RH_GAM_ALIAS210_REDIRECT_CONFIG_1_MMR 0x16000e0UL + +#define UVH_RH_GAM_ALIAS210_REDIRECT_CONFIG_1_MMR_DEST_BASE_SHFT 24 +#define UVH_RH_GAM_ALIAS210_REDIRECT_CONFIG_1_MMR_DEST_BASE_MASK 0x00003fffff000000UL + +union uvh_rh_gam_alias210_redirect_config_1_mmr_u { + unsigned long v; + struct uvh_rh_gam_alias210_redirect_config_1_mmr_s { + unsigned long rsvd_0_23 : 24; /* */ + unsigned long dest_base : 22; /* RW */ + unsigned long rsvd_46_63: 18; /* */ + } s; +}; + +/* ========================================================================= */ +/* UVH_RH_GAM_ALIAS210_REDIRECT_CONFIG_2_MMR */ +/* ========================================================================= */ +#define UVH_RH_GAM_ALIAS210_REDIRECT_CONFIG_2_MMR 0x16000f0UL + +#define UVH_RH_GAM_ALIAS210_REDIRECT_CONFIG_2_MMR_DEST_BASE_SHFT 24 +#define UVH_RH_GAM_ALIAS210_REDIRECT_CONFIG_2_MMR_DEST_BASE_MASK 0x00003fffff000000UL + +union uvh_rh_gam_alias210_redirect_config_2_mmr_u { + unsigned long v; + struct uvh_rh_gam_alias210_redirect_config_2_mmr_s { + unsigned long rsvd_0_23 : 24; /* */ + unsigned long dest_base : 22; /* RW */ + unsigned long rsvd_46_63: 18; /* */ + } s; +}; + +/* ========================================================================= */ +/* UVH_RH_GAM_GRU_OVERLAY_CONFIG_MMR */ +/* ========================================================================= */ +#define UVH_RH_GAM_GRU_OVERLAY_CONFIG_MMR 0x1600010UL + +#define UVH_RH_GAM_GRU_OVERLAY_CONFIG_MMR_BASE_SHFT 28 +#define UVH_RH_GAM_GRU_OVERLAY_CONFIG_MMR_BASE_MASK 0x00003ffff0000000UL +#define UVH_RH_GAM_GRU_OVERLAY_CONFIG_MMR_GR4_SHFT 46 +#define UVH_RH_GAM_GRU_OVERLAY_CONFIG_MMR_GR4_MASK 0x0000400000000000UL +#define UVH_RH_GAM_GRU_OVERLAY_CONFIG_MMR_N_GRU_SHFT 52 +#define UVH_RH_GAM_GRU_OVERLAY_CONFIG_MMR_N_GRU_MASK 0x00f0000000000000UL +#define UVH_RH_GAM_GRU_OVERLAY_CONFIG_MMR_ENABLE_SHFT 63 +#define UVH_RH_GAM_GRU_OVERLAY_CONFIG_MMR_ENABLE_MASK 0x8000000000000000UL + +union uvh_rh_gam_gru_overlay_config_mmr_u { + unsigned long v; + struct uvh_rh_gam_gru_overlay_config_mmr_s { + unsigned long rsvd_0_27: 28; /* */ + unsigned long base : 18; /* RW */ + unsigned long gr4 : 1; /* RW */ + unsigned long rsvd_47_51: 5; /* */ + unsigned long n_gru : 4; /* RW */ + unsigned long rsvd_56_62: 7; /* */ + unsigned long enable : 1; /* RW */ + } s; +}; + +/* ========================================================================= */ +/* UVH_RH_GAM_MMR_OVERLAY_CONFIG_MMR */ +/* ========================================================================= */ +#define UVH_RH_GAM_MMR_OVERLAY_CONFIG_MMR 0x1600028UL + +#define UVH_RH_GAM_MMR_OVERLAY_CONFIG_MMR_BASE_SHFT 26 +#define UVH_RH_GAM_MMR_OVERLAY_CONFIG_MMR_BASE_MASK 0x00003ffffc000000UL +#define UVH_RH_GAM_MMR_OVERLAY_CONFIG_MMR_DUAL_HUB_SHFT 46 +#define UVH_RH_GAM_MMR_OVERLAY_CONFIG_MMR_DUAL_HUB_MASK 0x0000400000000000UL +#define UVH_RH_GAM_MMR_OVERLAY_CONFIG_MMR_ENABLE_SHFT 63 +#define UVH_RH_GAM_MMR_OVERLAY_CONFIG_MMR_ENABLE_MASK 0x8000000000000000UL + +union uvh_rh_gam_mmr_overlay_config_mmr_u { + unsigned long v; + struct uvh_rh_gam_mmr_overlay_config_mmr_s { + unsigned long rsvd_0_25: 26; /* */ + unsigned long base : 20; /* RW */ + unsigned long dual_hub : 1; /* RW */ + unsigned long rsvd_47_62: 16; /* */ + unsigned long enable : 1; /* RW */ + } s; +}; + +/* ========================================================================= */ +/* UVH_RTC */ +/* ========================================================================= */ +#define UVH_RTC 0x28000UL + +#define UVH_RTC_REAL_TIME_CLOCK_SHFT 0 +#define UVH_RTC_REAL_TIME_CLOCK_MASK 0x00ffffffffffffffUL + +union uvh_rtc_u { + unsigned long v; + struct uvh_rtc_s { + unsigned long real_time_clock : 56; /* RW */ + unsigned long rsvd_56_63 : 8; /* */ + } s; +}; + +/* ========================================================================= */ +/* UVH_SI_ADDR_MAP_CONFIG */ +/* ========================================================================= */ +#define UVH_SI_ADDR_MAP_CONFIG 0xc80000UL + +#define UVH_SI_ADDR_MAP_CONFIG_M_SKT_SHFT 0 +#define UVH_SI_ADDR_MAP_CONFIG_M_SKT_MASK 0x000000000000003fUL +#define UVH_SI_ADDR_MAP_CONFIG_N_SKT_SHFT 8 +#define UVH_SI_ADDR_MAP_CONFIG_N_SKT_MASK 0x0000000000000f00UL + +union uvh_si_addr_map_config_u { + unsigned long v; + struct uvh_si_addr_map_config_s { + unsigned long m_skt : 6; /* RW */ + unsigned long rsvd_6_7: 2; /* */ + unsigned long n_skt : 4; /* RW */ + unsigned long rsvd_12_63: 52; /* */ + } s; +}; + +/* ========================================================================= */ +/* UVH_SI_ALIAS0_OVERLAY_CONFIG */ +/* ========================================================================= */ +#define UVH_SI_ALIAS0_OVERLAY_CONFIG 0xc80008UL + +#define UVH_SI_ALIAS0_OVERLAY_CONFIG_BASE_SHFT 24 +#define UVH_SI_ALIAS0_OVERLAY_CONFIG_BASE_MASK 0x00000000ff000000UL +#define UVH_SI_ALIAS0_OVERLAY_CONFIG_M_ALIAS_SHFT 48 +#define UVH_SI_ALIAS0_OVERLAY_CONFIG_M_ALIAS_MASK 0x001f000000000000UL +#define UVH_SI_ALIAS0_OVERLAY_CONFIG_ENABLE_SHFT 63 +#define UVH_SI_ALIAS0_OVERLAY_CONFIG_ENABLE_MASK 0x8000000000000000UL + +union uvh_si_alias0_overlay_config_u { + unsigned long v; + struct uvh_si_alias0_overlay_config_s { + unsigned long rsvd_0_23: 24; /* */ + unsigned long base : 8; /* RW */ + unsigned long rsvd_32_47: 16; /* */ + unsigned long m_alias : 5; /* RW */ + unsigned long rsvd_53_62: 10; /* */ + unsigned long enable : 1; /* RW */ + } s; +}; + +/* ========================================================================= */ +/* UVH_SI_ALIAS1_OVERLAY_CONFIG */ +/* ========================================================================= */ +#define UVH_SI_ALIAS1_OVERLAY_CONFIG 0xc80010UL + +#define UVH_SI_ALIAS1_OVERLAY_CONFIG_BASE_SHFT 24 +#define UVH_SI_ALIAS1_OVERLAY_CONFIG_BASE_MASK 0x00000000ff000000UL +#define UVH_SI_ALIAS1_OVERLAY_CONFIG_M_ALIAS_SHFT 48 +#define UVH_SI_ALIAS1_OVERLAY_CONFIG_M_ALIAS_MASK 0x001f000000000000UL +#define UVH_SI_ALIAS1_OVERLAY_CONFIG_ENABLE_SHFT 63 +#define UVH_SI_ALIAS1_OVERLAY_CONFIG_ENABLE_MASK 0x8000000000000000UL + +union uvh_si_alias1_overlay_config_u { + unsigned long v; + struct uvh_si_alias1_overlay_config_s { + unsigned long rsvd_0_23: 24; /* */ + unsigned long base : 8; /* RW */ + unsigned long rsvd_32_47: 16; /* */ + unsigned long m_alias : 5; /* RW */ + unsigned long rsvd_53_62: 10; /* */ + unsigned long enable : 1; /* RW */ + } s; +}; + +/* ========================================================================= */ +/* UVH_SI_ALIAS2_OVERLAY_CONFIG */ +/* ========================================================================= */ +#define UVH_SI_ALIAS2_OVERLAY_CONFIG 0xc80018UL + +#define UVH_SI_ALIAS2_OVERLAY_CONFIG_BASE_SHFT 24 +#define UVH_SI_ALIAS2_OVERLAY_CONFIG_BASE_MASK 0x00000000ff000000UL +#define UVH_SI_ALIAS2_OVERLAY_CONFIG_M_ALIAS_SHFT 48 +#define UVH_SI_ALIAS2_OVERLAY_CONFIG_M_ALIAS_MASK 0x001f000000000000UL +#define UVH_SI_ALIAS2_OVERLAY_CONFIG_ENABLE_SHFT 63 +#define UVH_SI_ALIAS2_OVERLAY_CONFIG_ENABLE_MASK 0x8000000000000000UL + +union uvh_si_alias2_overlay_config_u { + unsigned long v; + struct uvh_si_alias2_overlay_config_s { + unsigned long rsvd_0_23: 24; /* */ + unsigned long base : 8; /* RW */ + unsigned long rsvd_32_47: 16; /* */ + unsigned long m_alias : 5; /* RW */ + unsigned long rsvd_53_62: 10; /* */ + unsigned long enable : 1; /* RW */ + } s; +}; + + +#endif /* __ASM_IA64_UV_MMRS__ */ |