diff options
| -rw-r--r-- | arch/x86/kernel/mpparse.c | 191 | ||||
| -rw-r--r-- | arch/x86/kernel/numaq_32.c | 190 | ||||
| -rw-r--r-- | include/asm-x86/mach-generic/mach_mpspec.h | 2 | ||||
| -rw-r--r-- | include/asm-x86/setup.h | 10 |
4 files changed, 212 insertions, 181 deletions
diff --git a/arch/x86/kernel/mpparse.c b/arch/x86/kernel/mpparse.c index 3cbd2df3abe..6ae005ccaed 100644 --- a/arch/x86/kernel/mpparse.c +++ b/arch/x86/kernel/mpparse.c @@ -49,76 +49,6 @@ static int __init mpf_checksum(unsigned char *mp, int len) return sum & 0xFF; } -#ifdef CONFIG_X86_NUMAQ -int found_numaq; -/* - * Have to match translation table entries to main table entries by counter - * hence the mpc_record variable .... can't see a less disgusting way of - * doing this .... - */ -struct mpc_config_translation { - unsigned char mpc_type; - unsigned char trans_len; - unsigned char trans_type; - unsigned char trans_quad; - unsigned char trans_global; - unsigned char trans_local; - unsigned short trans_reserved; -}; - - -static int mpc_record; -static struct mpc_config_translation *translation_table[MAX_MPC_ENTRY] - __cpuinitdata; - -static inline int generate_logical_apicid(int quad, int phys_apicid) -{ - return (quad << 4) + (phys_apicid ? phys_apicid << 1 : 1); -} - - -static inline int mpc_apic_id(struct mpc_config_processor *m, - struct mpc_config_translation *translation_record) -{ - int quad = translation_record->trans_quad; - int logical_apicid = generate_logical_apicid(quad, m->mpc_apicid); - - printk(KERN_DEBUG "Processor #%d %u:%u APIC version %d (quad %d, apic %d)\n", - m->mpc_apicid, - (m->mpc_cpufeature & CPU_FAMILY_MASK) >> 8, - (m->mpc_cpufeature & CPU_MODEL_MASK) >> 4, - m->mpc_apicver, quad, logical_apicid); - return logical_apicid; -} - -int mp_bus_id_to_node[MAX_MP_BUSSES]; - -int mp_bus_id_to_local[MAX_MP_BUSSES]; - -static void mpc_oem_bus_info(struct mpc_config_bus *m, char *name, - struct mpc_config_translation *translation) -{ - int quad = translation->trans_quad; - int local = translation->trans_local; - - mp_bus_id_to_node[m->mpc_busid] = quad; - mp_bus_id_to_local[m->mpc_busid] = local; - printk(KERN_INFO "Bus #%d is %s (node %d)\n", - m->mpc_busid, name, quad); -} - -int quad_local_to_mp_bus_id [NR_CPUS/4][4]; -static void mpc_oem_pci_bus(struct mpc_config_bus *m, - struct mpc_config_translation *translation) -{ - int quad = translation->trans_quad; - int local = translation->trans_local; - - quad_local_to_mp_bus_id[quad][local] = m->mpc_busid; -} - -#endif - static void __cpuinit MP_processor_info(struct mpc_config_processor *m) { int apicid; @@ -128,14 +58,12 @@ static void __cpuinit MP_processor_info(struct mpc_config_processor *m) disabled_cpus++; return; } -#ifdef CONFIG_X86_NUMAQ - if (found_numaq) - apicid = mpc_apic_id(m, translation_table[mpc_record]); + + if (x86_quirks->mpc_apic_id) + apicid = x86_quirks->mpc_apic_id(m); else apicid = m->mpc_apicid; -#else - apicid = m->mpc_apicid; -#endif + if (m->mpc_cpuflag & CPU_BOOTPROCESSOR) { bootup_cpu = " (Bootup-CPU)"; boot_cpu_physical_apicid = m->mpc_apicid; @@ -152,12 +80,10 @@ static void __init MP_bus_info(struct mpc_config_bus *m) memcpy(str, m->mpc_bustype, 6); str[6] = 0; -#ifdef CONFIG_X86_NUMAQ - if (found_numaq) - mpc_oem_bus_info(m, str, translation_table[mpc_record]); -#else - printk(KERN_INFO "Bus #%d is %s\n", m->mpc_busid, str); -#endif + if (x86_quirks->mpc_oem_bus_info) + x86_quirks->mpc_oem_bus_info(m, str); + else + printk(KERN_INFO "Bus #%d is %s\n", m->mpc_busid, str); #if MAX_MP_BUSSES < 256 if (m->mpc_busid >= MAX_MP_BUSSES) { @@ -174,10 +100,9 @@ static void __init MP_bus_info(struct mpc_config_bus *m) mp_bus_id_to_type[m->mpc_busid] = MP_BUS_ISA; #endif } else if (strncmp(str, BUSTYPE_PCI, sizeof(BUSTYPE_PCI) - 1) == 0) { -#ifdef CONFIG_X86_NUMAQ - if (found_numaq) - mpc_oem_pci_bus(m, translation_table[mpc_record]); -#endif + if (x86_quirks->mpc_oem_pci_bus) + x86_quirks->mpc_oem_pci_bus(m); + clear_bit(m->mpc_busid, mp_bus_not_pci); #if defined(CONFIG_EISA) || defined (CONFIG_MCA) mp_bus_id_to_type[m->mpc_busid] = MP_BUS_PCI; @@ -317,83 +242,6 @@ static void __init MP_lintsrc_info(struct mpc_config_lintsrc *m) m->mpc_srcbusirq, m->mpc_destapic, m->mpc_destapiclint); } -#ifdef CONFIG_X86_NUMAQ -static void __init MP_translation_info(struct mpc_config_translation *m) -{ - printk(KERN_INFO - "Translation: record %d, type %d, quad %d, global %d, local %d\n", - mpc_record, m->trans_type, m->trans_quad, m->trans_global, - m->trans_local); - - if (mpc_record >= MAX_MPC_ENTRY) - printk(KERN_ERR "MAX_MPC_ENTRY exceeded!\n"); - else - translation_table[mpc_record] = m; /* stash this for later */ - if (m->trans_quad < MAX_NUMNODES && !node_online(m->trans_quad)) - node_set_online(m->trans_quad); -} - -/* - * Read/parse the MPC oem tables - */ - -static void __init smp_read_mpc_oem(struct mp_config_oemtable *oemtable, - unsigned short oemsize) -{ - int count = sizeof(*oemtable); /* the header size */ - unsigned char *oemptr = ((unsigned char *)oemtable) + count; - - mpc_record = 0; - printk(KERN_INFO "Found an OEM MPC table at %8p - parsing it ... \n", - oemtable); - if (memcmp(oemtable->oem_signature, MPC_OEM_SIGNATURE, 4)) { - printk(KERN_WARNING - "SMP mpc oemtable: bad signature [%c%c%c%c]!\n", - oemtable->oem_signature[0], oemtable->oem_signature[1], - oemtable->oem_signature[2], oemtable->oem_signature[3]); - return; - } - if (mpf_checksum((unsigned char *)oemtable, oemtable->oem_length)) { - printk(KERN_WARNING "SMP oem mptable: checksum error!\n"); - return; - } - while (count < oemtable->oem_length) { - switch (*oemptr) { - case MP_TRANSLATION: - { - struct mpc_config_translation *m = - (struct mpc_config_translation *)oemptr; - MP_translation_info(m); - oemptr += sizeof(*m); - count += sizeof(*m); - ++mpc_record; - break; - } - default: - { - printk(KERN_WARNING - "Unrecognised OEM table entry type! - %d\n", - (int)*oemptr); - return; - } - } - } -} - -void numaq_mps_oem_check(struct mp_config_table *mpc, char *oem, - char *productid) -{ - if (strncmp(oem, "IBM NUMA", 8)) - printk("Warning! Not a NUMA-Q system!\n"); - else - found_numaq = 1; - - if (mpc->mpc_oemptr) - smp_read_mpc_oem((struct mp_config_oemtable *)mpc->mpc_oemptr, - mpc->mpc_oemsize); -} -#endif /* CONFIG_X86_NUMAQ */ - /* * Read/parse the MPC */ @@ -458,7 +306,6 @@ static int __init smp_read_mpc(struct mp_config_table *mpc, unsigned early) } else mps_oem_check(mpc, oem, str); #endif - /* save the local APIC address, it might be non-default */ if (!acpi_lapic) mp_lapic_addr = mpc->mpc_lapic; @@ -466,12 +313,17 @@ static int __init smp_read_mpc(struct mp_config_table *mpc, unsigned early) if (early) return 1; + if (mpc->mpc_oemptr && x86_quirks->smp_read_mpc_oem) { + struct mp_config_oemtable *oem_table = (struct mp_config_oemtable *)(unsigned long)mpc->mpc_oemptr; + x86_quirks->smp_read_mpc_oem(oem_table, mpc->mpc_oemsize); + } + /* * Now process the configuration blocks. */ -#ifdef CONFIG_X86_NUMAQ - mpc_record = 0; -#endif + if (x86_quirks->mpc_record) + *x86_quirks->mpc_record = 0; + while (count < mpc->mpc_length) { switch (*mpt) { case MP_PROCESSOR: @@ -537,9 +389,8 @@ static int __init smp_read_mpc(struct mp_config_table *mpc, unsigned early) count = mpc->mpc_length; break; } -#ifdef CONFIG_X86_NUMAQ - ++mpc_record; -#endif + if (x86_quirks->mpc_record) + (*x86_quirks->mpc_record)++; } #ifdef CONFIG_X86_GENERICARCH diff --git a/arch/x86/kernel/numaq_32.c b/arch/x86/kernel/numaq_32.c index a23e8233b9a..7f4e00d1d89 100644 --- a/arch/x86/kernel/numaq_32.c +++ b/arch/x86/kernel/numaq_32.c @@ -33,6 +33,7 @@ #include <asm/processor.h> #include <asm/mpspec.h> #include <asm/e820.h> +#include <asm/setup.h> #define MB_TO_PAGES(addr) ((addr) << (20 - PAGE_SHIFT)) @@ -71,6 +72,181 @@ static void __init smp_dump_qct(void) } } + +void __init numaq_tsc_disable(void) +{ + if (!found_numaq) + return; + + if (num_online_nodes() > 1) { + printk(KERN_DEBUG "NUMAQ: disabling TSC\n"); + setup_clear_cpu_cap(X86_FEATURE_TSC); + } +} + +int found_numaq; +/* + * Have to match translation table entries to main table entries by counter + * hence the mpc_record variable .... can't see a less disgusting way of + * doing this .... + */ +struct mpc_config_translation { + unsigned char mpc_type; + unsigned char trans_len; + unsigned char trans_type; + unsigned char trans_quad; + unsigned char trans_global; + unsigned char trans_local; + unsigned short trans_reserved; +}; + +/* x86_quirks member */ +static int mpc_record; +static struct mpc_config_translation *translation_table[MAX_MPC_ENTRY] + __cpuinitdata; + +static inline int generate_logical_apicid(int quad, int phys_apicid) +{ + return (quad << 4) + (phys_apicid ? phys_apicid << 1 : 1); +} + +/* x86_quirks member */ +static int mpc_apic_id(struct mpc_config_processor *m) +{ + int quad = translation_table[mpc_record]->trans_quad; + int logical_apicid = generate_logical_apicid(quad, m->mpc_apicid); + + printk(KERN_DEBUG "Processor #%d %u:%u APIC version %d (quad %d, apic %d)\n", + m->mpc_apicid, + (m->mpc_cpufeature & CPU_FAMILY_MASK) >> 8, + (m->mpc_cpufeature & CPU_MODEL_MASK) >> 4, + m->mpc_apicver, quad, logical_apicid); + return logical_apicid; +} + +int mp_bus_id_to_node[MAX_MP_BUSSES]; + +int mp_bus_id_to_local[MAX_MP_BUSSES]; + +/* x86_quirks member */ +static void mpc_oem_bus_info(struct mpc_config_bus *m, char *name) +{ + int quad = translation_table[mpc_record]->trans_quad; + int local = translation_table[mpc_record]->trans_local; + + mp_bus_id_to_node[m->mpc_busid] = quad; + mp_bus_id_to_local[m->mpc_busid] = local; + printk(KERN_INFO "Bus #%d is %s (node %d)\n", + m->mpc_busid, name, quad); +} + +int quad_local_to_mp_bus_id [NR_CPUS/4][4]; + +/* x86_quirks member */ +static void mpc_oem_pci_bus(struct mpc_config_bus *m) +{ + int quad = translation_table[mpc_record]->trans_quad; + int local = translation_table[mpc_record]->trans_local; + + quad_local_to_mp_bus_id[quad][local] = m->mpc_busid; +} + +static void __init MP_translation_info(struct mpc_config_translation *m) +{ + printk(KERN_INFO + "Translation: record %d, type %d, quad %d, global %d, local %d\n", + mpc_record, m->trans_type, m->trans_quad, m->trans_global, + m->trans_local); + + if (mpc_record >= MAX_MPC_ENTRY) + printk(KERN_ERR "MAX_MPC_ENTRY exceeded!\n"); + else + translation_table[mpc_record] = m; /* stash this for later */ + if (m->trans_quad < MAX_NUMNODES && !node_online(m->trans_quad)) + node_set_online(m->trans_quad); +} + +static int __init mpf_checksum(unsigned char *mp, int len) +{ + int sum = 0; + + while (len--) + sum += *mp++; + + return sum & 0xFF; +} + +/* + * Read/parse the MPC oem tables + */ + +static void __init smp_read_mpc_oem(struct mp_config_oemtable *oemtable, + unsigned short oemsize) +{ + int count = sizeof(*oemtable); /* the header size */ + unsigned char *oemptr = ((unsigned char *)oemtable) + count; + + mpc_record = 0; + printk(KERN_INFO "Found an OEM MPC table at %8p - parsing it ... \n", + oemtable); + if (memcmp(oemtable->oem_signature, MPC_OEM_SIGNATURE, 4)) { + printk(KERN_WARNING + "SMP mpc oemtable: bad signature [%c%c%c%c]!\n", + oemtable->oem_signature[0], oemtable->oem_signature[1], + oemtable->oem_signature[2], oemtable->oem_signature[3]); + return; + } + if (mpf_checksum((unsigned char *)oemtable, oemtable->oem_length)) { + printk(KERN_WARNING "SMP oem mptable: checksum error!\n"); + return; + } + while (count < oemtable->oem_length) { + switch (*oemptr) { + case MP_TRANSLATION: + { + struct mpc_config_translation *m = + (struct mpc_config_translation *)oemptr; + MP_translation_info(m); + oemptr += sizeof(*m); + count += sizeof(*m); + ++mpc_record; + break; + } + default: + { + printk(KERN_WARNING + "Unrecognised OEM table entry type! - %d\n", + (int)*oemptr); + return; + } + } + } +} + +static struct x86_quirks numaq_x86_quirks __initdata = { + .arch_time_init = NULL, + .arch_pre_intr_init = NULL, + .arch_memory_setup = NULL, + .arch_intr_init = NULL, + .arch_trap_init = NULL, + .mach_get_smp_config = NULL, + .mach_find_smp_config = NULL, + .mpc_record = &mpc_record, + .mpc_apic_id = mpc_apic_id, + .mpc_oem_bus_info = mpc_oem_bus_info, + .mpc_oem_pci_bus = mpc_oem_pci_bus, + .smp_read_mpc_oem = smp_read_mpc_oem, +}; + +void numaq_mps_oem_check(struct mp_config_table *mpc, char *oem, + char *productid) +{ + if (strncmp(oem, "IBM NUMA", 8)) + printk("Warning! Not a NUMA-Q system!\n"); + else + found_numaq = 1; +} + static __init void early_check_numaq(void) { /* @@ -82,6 +258,9 @@ static __init void early_check_numaq(void) */ if (smp_found_config) early_get_smp_config(); + + if (found_numaq) + x86_quirks = &numaq_x86_quirks; } int __init get_memcfg_numaq(void) @@ -92,14 +271,3 @@ int __init get_memcfg_numaq(void) smp_dump_qct(); return 1; } - -void __init numaq_tsc_disable(void) -{ - if (!found_numaq) - return; - - if (num_online_nodes() > 1) { - printk(KERN_DEBUG "NUMAQ: disabling TSC\n"); - setup_clear_cpu_cap(X86_FEATURE_TSC); - } -} diff --git a/include/asm-x86/mach-generic/mach_mpspec.h b/include/asm-x86/mach-generic/mach_mpspec.h index 9ef0b941bb2..c83c120be53 100644 --- a/include/asm-x86/mach-generic/mach_mpspec.h +++ b/include/asm-x86/mach-generic/mach_mpspec.h @@ -7,4 +7,6 @@ /* Maximum 256 PCI busses, plus 1 ISA bus in each of 4 cabinets. */ #define MAX_MP_BUSSES 260 +extern void numaq_mps_oem_check(struct mp_config_table *mpc, char *oem, + char *productid); #endif /* __ASM_MACH_MPSPEC_H */ diff --git a/include/asm-x86/setup.h b/include/asm-x86/setup.h index 66191d0de3c..2585075da9b 100644 --- a/include/asm-x86/setup.h +++ b/include/asm-x86/setup.h @@ -19,6 +19,9 @@ static inline int is_visws_box(void) { return 0; } /* * Any setup quirks to be performed? */ +struct mpc_config_processor; +struct mpc_config_bus; +struct mp_config_oemtable; struct x86_quirks { int (*arch_time_init)(void); int (*arch_pre_intr_init)(void); @@ -27,6 +30,13 @@ struct x86_quirks { char * (*arch_memory_setup)(void); int (*mach_get_smp_config)(unsigned int early); int (*mach_find_smp_config)(unsigned int reserve); + + int *mpc_record; + int (*mpc_apic_id)(struct mpc_config_processor *m); + void (*mpc_oem_bus_info)(struct mpc_config_bus *m, char *name); + void (*mpc_oem_pci_bus)(struct mpc_config_bus *m); + void (*smp_read_mpc_oem)(struct mp_config_oemtable *oemtable, + unsigned short oemsize); }; extern struct x86_quirks *x86_quirks; |