From 4ef81297f72655c4f4c1ae9c371453f9ca796aad Mon Sep 17 00:00:00 2001 From: Alexey Starikovskiy Date: Fri, 4 Apr 2008 23:42:03 +0400 Subject: [PATCH] x86: lindent mpparse_32.c Signed-off-by: Alexey Starikovskiy Signed-off-by: Ingo Molnar --- arch/x86/kernel/mpparse_32.c | 420 ++++++++++++++++++----------------- 1 file changed, 214 insertions(+), 206 deletions(-) diff --git a/arch/x86/kernel/mpparse_32.c b/arch/x86/kernel/mpparse_32.c index 052043ed6499..f1c896ab8275 100644 --- a/arch/x86/kernel/mpparse_32.c +++ b/arch/x86/kernel/mpparse_32.c @@ -41,10 +41,10 @@ int smp_found_config; * MP-table. */ #if defined (CONFIG_MCA) || defined (CONFIG_EISA) -int mp_bus_id_to_type [MAX_MP_BUSSES]; +int mp_bus_id_to_type[MAX_MP_BUSSES]; #endif DECLARE_BITMAP(mp_bus_not_pci, MAX_MP_BUSSES); -int mp_bus_id_to_pci_bus [MAX_MP_BUSSES] = { [0 ... MAX_MP_BUSSES-1] = -1 }; +int mp_bus_id_to_pci_bus[MAX_MP_BUSSES] = {[0 ... MAX_MP_BUSSES - 1] = -1 }; static int mp_current_pci_id; int pic_mode; @@ -53,7 +53,6 @@ int pic_mode; * Intel MP BIOS table parsing routines: */ - /* * Checksum an MP configuration block. */ @@ -75,8 +74,9 @@ static int __init mpf_checksum(unsigned char *mp, int len) * doing this .... */ -static int mpc_record; -static struct mpc_config_translation *translation_table[MAX_MPC_ENTRY] __cpuinitdata; +static int mpc_record; +static struct mpc_config_translation *translation_table[MAX_MPC_ENTRY] + __cpuinitdata; #endif static void __cpuinit MP_processor_info(struct mpc_config_processor *m) @@ -87,66 +87,63 @@ static void __cpuinit MP_processor_info(struct mpc_config_processor *m) disabled_cpus++; return; } - #ifdef CONFIG_X86_NUMAQ apicid = mpc_apic_id(m, translation_table[mpc_record]); #else Dprintk("Processor #%d %u:%u APIC version %d\n", m->mpc_apicid, (m->mpc_cpufeature & CPU_FAMILY_MASK) >> 8, - (m->mpc_cpufeature & CPU_MODEL_MASK) >> 4, - m->mpc_apicver); + (m->mpc_cpufeature & CPU_MODEL_MASK) >> 4, m->mpc_apicver); apicid = m->mpc_apicid; #endif - if (m->mpc_featureflag&(1<<0)) + if (m->mpc_featureflag & (1 << 0)) Dprintk(" Floating point unit present.\n"); - if (m->mpc_featureflag&(1<<7)) + if (m->mpc_featureflag & (1 << 7)) Dprintk(" Machine Exception supported.\n"); - if (m->mpc_featureflag&(1<<8)) + if (m->mpc_featureflag & (1 << 8)) Dprintk(" 64 bit compare & exchange supported.\n"); - if (m->mpc_featureflag&(1<<9)) + if (m->mpc_featureflag & (1 << 9)) Dprintk(" Internal APIC present.\n"); - if (m->mpc_featureflag&(1<<11)) + if (m->mpc_featureflag & (1 << 11)) Dprintk(" SEP present.\n"); - if (m->mpc_featureflag&(1<<12)) + if (m->mpc_featureflag & (1 << 12)) Dprintk(" MTRR present.\n"); - if (m->mpc_featureflag&(1<<13)) + if (m->mpc_featureflag & (1 << 13)) Dprintk(" PGE present.\n"); - if (m->mpc_featureflag&(1<<14)) + if (m->mpc_featureflag & (1 << 14)) Dprintk(" MCA present.\n"); - if (m->mpc_featureflag&(1<<15)) + if (m->mpc_featureflag & (1 << 15)) Dprintk(" CMOV present.\n"); - if (m->mpc_featureflag&(1<<16)) + if (m->mpc_featureflag & (1 << 16)) Dprintk(" PAT present.\n"); - if (m->mpc_featureflag&(1<<17)) + if (m->mpc_featureflag & (1 << 17)) Dprintk(" PSE present.\n"); - if (m->mpc_featureflag&(1<<18)) + if (m->mpc_featureflag & (1 << 18)) Dprintk(" PSN present.\n"); - if (m->mpc_featureflag&(1<<19)) + if (m->mpc_featureflag & (1 << 19)) Dprintk(" Cache Line Flush Instruction present.\n"); /* 20 Reserved */ - if (m->mpc_featureflag&(1<<21)) + if (m->mpc_featureflag & (1 << 21)) Dprintk(" Debug Trace and EMON Store present.\n"); - if (m->mpc_featureflag&(1<<22)) + if (m->mpc_featureflag & (1 << 22)) Dprintk(" ACPI Thermal Throttle Registers present.\n"); - if (m->mpc_featureflag&(1<<23)) + if (m->mpc_featureflag & (1 << 23)) Dprintk(" MMX present.\n"); - if (m->mpc_featureflag&(1<<24)) + if (m->mpc_featureflag & (1 << 24)) Dprintk(" FXSR present.\n"); - if (m->mpc_featureflag&(1<<25)) + if (m->mpc_featureflag & (1 << 25)) Dprintk(" XMM present.\n"); - if (m->mpc_featureflag&(1<<26)) + if (m->mpc_featureflag & (1 << 26)) Dprintk(" Willamette New Instructions present.\n"); - if (m->mpc_featureflag&(1<<27)) + if (m->mpc_featureflag & (1 << 27)) Dprintk(" Self Snoop present.\n"); - if (m->mpc_featureflag&(1<<28)) + if (m->mpc_featureflag & (1 << 28)) Dprintk(" HT present.\n"); - if (m->mpc_featureflag&(1<<29)) + if (m->mpc_featureflag & (1 << 29)) Dprintk(" Thermal Monitor present.\n"); /* 30, 31 Reserved */ - if (m->mpc_cpuflag & CPU_BOOTPROCESSOR) { Dprintk(" Bootup CPU\n"); boot_cpu_physical_apicid = m->mpc_apicid; @@ -155,7 +152,7 @@ static void __cpuinit MP_processor_info(struct mpc_config_processor *m) generic_processor_info(apicid, m->mpc_apicver); } -static void __init MP_bus_info (struct mpc_config_bus *m) +static void __init MP_bus_info(struct mpc_config_bus *m) { char str[7]; @@ -171,14 +168,14 @@ static void __init MP_bus_info (struct mpc_config_bus *m) #if MAX_MP_BUSSES < 256 if (m->mpc_busid >= MAX_MP_BUSSES) { printk(KERN_WARNING "MP table busid value (%d) for bustype %s " - " is too large, max. supported is %d\n", - m->mpc_busid, str, MAX_MP_BUSSES - 1); + " is too large, max. supported is %d\n", + m->mpc_busid, str, MAX_MP_BUSSES - 1); return; } #endif set_bit(m->mpc_busid, mp_bus_not_pci); - if (strncmp(str, BUSTYPE_PCI, sizeof(BUSTYPE_PCI)-1) == 0) { + if (strncmp(str, BUSTYPE_PCI, sizeof(BUSTYPE_PCI) - 1) == 0) { #ifdef CONFIG_X86_NUMAQ mpc_oem_pci_bus(m, translation_table[mpc_record]); #endif @@ -187,11 +184,11 @@ static void __init MP_bus_info (struct mpc_config_bus *m) mp_current_pci_id++; #if defined(CONFIG_EISA) || defined (CONFIG_MCA) mp_bus_id_to_type[m->mpc_busid] = MP_BUS_PCI; - } else if (strncmp(str, BUSTYPE_ISA, sizeof(BUSTYPE_ISA)-1) == 0) { + } else if (strncmp(str, BUSTYPE_ISA, sizeof(BUSTYPE_ISA) - 1) == 0) { mp_bus_id_to_type[m->mpc_busid] = MP_BUS_ISA; - } else if (strncmp(str, BUSTYPE_EISA, sizeof(BUSTYPE_EISA)-1) == 0) { + } else if (strncmp(str, BUSTYPE_EISA, sizeof(BUSTYPE_EISA) - 1) == 0) { mp_bus_id_to_type[m->mpc_busid] = MP_BUS_EISA; - } else if (strncmp(str, BUSTYPE_MCA, sizeof(BUSTYPE_MCA)-1) == 0) { + } else if (strncmp(str, BUSTYPE_MCA, sizeof(BUSTYPE_MCA) - 1) == 0) { mp_bus_id_to_type[m->mpc_busid] = MP_BUS_MCA; } else { printk(KERN_WARNING "Unknown bustype %s - ignoring\n", str); @@ -216,13 +213,13 @@ static int bad_ioapic(unsigned long address) return 0; } -static void __init MP_ioapic_info (struct mpc_config_ioapic *m) +static void __init MP_ioapic_info(struct mpc_config_ioapic *m) { if (!(m->mpc_flags & MPC_APIC_USABLE)) return; printk(KERN_INFO "I/O APIC #%d Version %d at 0x%X.\n", - m->mpc_apicid, m->mpc_apicver, m->mpc_apicaddr); + m->mpc_apicid, m->mpc_apicver, m->mpc_apicaddr); if (bad_ioapic(m->mpc_apicaddr)) return; @@ -231,38 +228,41 @@ static void __init MP_ioapic_info (struct mpc_config_ioapic *m) nr_ioapics++; } -static void __init MP_intsrc_info (struct mpc_config_intsrc *m) +static void __init MP_intsrc_info(struct mpc_config_intsrc *m) { - mp_irqs [mp_irq_entries] = *m; + mp_irqs[mp_irq_entries] = *m; Dprintk("Int: type %d, pol %d, trig %d, bus %d," " IRQ %02x, APIC ID %x, APIC INT %02x\n", - m->mpc_irqtype, m->mpc_irqflag & 3, - (m->mpc_irqflag >> 2) & 3, m->mpc_srcbus, - m->mpc_srcbusirq, m->mpc_dstapic, m->mpc_dstirq); + m->mpc_irqtype, m->mpc_irqflag & 3, + (m->mpc_irqflag >> 2) & 3, m->mpc_srcbus, + m->mpc_srcbusirq, m->mpc_dstapic, m->mpc_dstirq); if (++mp_irq_entries == MAX_IRQ_SOURCES) panic("Max # of irq sources exceeded!!\n"); } #endif -static void __init MP_lintsrc_info (struct mpc_config_lintsrc *m) +static void __init MP_lintsrc_info(struct mpc_config_lintsrc *m) { Dprintk("Lint: type %d, pol %d, trig %d, bus %d," " IRQ %02x, APIC ID %x, APIC LINT %02x\n", - m->mpc_irqtype, m->mpc_irqflag & 3, - (m->mpc_irqflag >> 2) &3, m->mpc_srcbusid, - m->mpc_srcbusirq, m->mpc_destapic, m->mpc_destapiclint); + m->mpc_irqtype, m->mpc_irqflag & 3, + (m->mpc_irqflag >> 2) & 3, m->mpc_srcbusid, + m->mpc_srcbusirq, m->mpc_destapic, m->mpc_destapiclint); } #ifdef CONFIG_X86_NUMAQ -static void __init MP_translation_info (struct mpc_config_translation *m) +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); + 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) + if (mpc_record >= MAX_MPC_ENTRY) printk(KERN_ERR "MAX_MPC_ENTRY exceeded!\n"); else - translation_table[mpc_record] = m; /* stash this for later */ + 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); } @@ -271,59 +271,59 @@ static void __init MP_translation_info (struct mpc_config_translation *m) * Read/parse the MPC oem tables */ -static void __init smp_read_mpc_oem(struct mp_config_oemtable *oemtable, \ - unsigned short oemsize) +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; - + 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]); + 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)) - { + 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: + case MP_TRANSLATION: { - struct mpc_config_translation *m= - (struct mpc_config_translation *)oemptr; + struct mpc_config_translation *m = + (struct mpc_config_translation *)oemptr; MP_translation_info(m); oemptr += sizeof(*m); count += sizeof(*m); ++mpc_record; break; } - default: + default: { - printk(KERN_WARNING "Unrecognised OEM table entry type! - %d\n", (int) *oemptr); + printk(KERN_WARNING + "Unrecognised OEM table entry type! - %d\n", + (int)*oemptr); return; } } - } + } } static inline void mps_oem_check(struct mp_config_table *mpc, char *oem, - char *productid) + char *productid) { if (strncmp(oem, "IBM NUMA", 8)) printk("Warning! May not be a NUMA-Q system!\n"); if (mpc->mpc_oemptr) - smp_read_mpc_oem((struct mp_config_oemtable *) mpc->mpc_oemptr, - mpc->mpc_oemsize); + smp_read_mpc_oem((struct mp_config_oemtable *)mpc->mpc_oemptr, + mpc->mpc_oemsize); } -#endif /* CONFIG_X86_NUMAQ */ +#endif /* CONFIG_X86_NUMAQ */ /* * Read/parse the MPC @@ -333,34 +333,34 @@ static int __init smp_read_mpc(struct mp_config_table *mpc) { char str[16]; char oem[10]; - int count=sizeof(*mpc); - unsigned char *mpt=((unsigned char *)mpc)+count; + int count = sizeof(*mpc); + unsigned char *mpt = ((unsigned char *)mpc) + count; - if (memcmp(mpc->mpc_signature,MPC_SIGNATURE,4)) { + if (memcmp(mpc->mpc_signature, MPC_SIGNATURE, 4)) { printk(KERN_ERR "SMP mptable: bad signature [0x%x]!\n", - *(u32 *)mpc->mpc_signature); + *(u32 *) mpc->mpc_signature); return 0; } - if (mpf_checksum((unsigned char *)mpc,mpc->mpc_length)) { + if (mpf_checksum((unsigned char *)mpc, mpc->mpc_length)) { printk(KERN_ERR "SMP mptable: checksum error!\n"); return 0; } - if (mpc->mpc_spec!=0x01 && mpc->mpc_spec!=0x04) { + if (mpc->mpc_spec != 0x01 && mpc->mpc_spec != 0x04) { printk(KERN_ERR "SMP mptable: bad table version (%d)!!\n", - mpc->mpc_spec); + mpc->mpc_spec); return 0; } if (!mpc->mpc_lapic) { printk(KERN_ERR "SMP mptable: null local APIC address!\n"); return 0; } - memcpy(oem,mpc->mpc_oem,8); - oem[8]=0; - printk(KERN_INFO "OEM ID: %s ",oem); + memcpy(oem, mpc->mpc_oem, 8); + oem[8] = 0; + printk(KERN_INFO "OEM ID: %s ", oem); - memcpy(str,mpc->mpc_productid,12); - str[12]=0; - printk("Product ID: %s ",str); + memcpy(str, mpc->mpc_productid, 12); + str[12] = 0; + printk("Product ID: %s ", str); mps_oem_check(mpc, oem, str); @@ -374,17 +374,17 @@ static int __init smp_read_mpc(struct mp_config_table *mpc) mp_lapic_addr = mpc->mpc_lapic; /* - * Now process the configuration blocks. + * Now process the configuration blocks. */ #ifdef CONFIG_X86_NUMAQ mpc_record = 0; #endif while (count < mpc->mpc_length) { - switch(*mpt) { - case MP_PROCESSOR: + switch (*mpt) { + case MP_PROCESSOR: { - struct mpc_config_processor *m= - (struct mpc_config_processor *)mpt; + struct mpc_config_processor *m = + (struct mpc_config_processor *)mpt; /* ACPI may have already provided this data */ if (!acpi_lapic) MP_processor_info(m); @@ -392,48 +392,48 @@ static int __init smp_read_mpc(struct mp_config_table *mpc) count += sizeof(*m); break; } - case MP_BUS: + case MP_BUS: { - struct mpc_config_bus *m= - (struct mpc_config_bus *)mpt; + struct mpc_config_bus *m = + (struct mpc_config_bus *)mpt; MP_bus_info(m); mpt += sizeof(*m); count += sizeof(*m); break; } - case MP_IOAPIC: + case MP_IOAPIC: { #ifdef CONFIG_X86_IO_APIC - struct mpc_config_ioapic *m= - (struct mpc_config_ioapic *)mpt; + struct mpc_config_ioapic *m = + (struct mpc_config_ioapic *)mpt; MP_ioapic_info(m); #endif - mpt+=sizeof(struct mpc_config_ioapic); - count+=sizeof(struct mpc_config_ioapic); + mpt += sizeof(struct mpc_config_ioapic); + count += sizeof(struct mpc_config_ioapic); break; } - case MP_INTSRC: + case MP_INTSRC: { #ifdef CONFIG_X86_IO_APIC - struct mpc_config_intsrc *m= - (struct mpc_config_intsrc *)mpt; + struct mpc_config_intsrc *m = + (struct mpc_config_intsrc *)mpt; MP_intsrc_info(m); #endif - mpt+=sizeof(struct mpc_config_intsrc); - count+=sizeof(struct mpc_config_intsrc); + mpt += sizeof(struct mpc_config_intsrc); + count += sizeof(struct mpc_config_intsrc); break; } - case MP_LINTSRC: + case MP_LINTSRC: { - struct mpc_config_lintsrc *m= - (struct mpc_config_lintsrc *)mpt; + struct mpc_config_lintsrc *m = + (struct mpc_config_lintsrc *)mpt; MP_lintsrc_info(m); - mpt+=sizeof(*m); - count+=sizeof(*m); + mpt += sizeof(*m); + count += sizeof(*m); break; } - default: + default: { count = mpc->mpc_length; break; @@ -466,7 +466,7 @@ static void __init construct_default_ioirq_mptable(int mpc_default_type) int ELCR_fallback = 0; intsrc.mpc_type = MP_INTSRC; - intsrc.mpc_irqflag = 0; /* conforming */ + intsrc.mpc_irqflag = 0; /* conforming */ intsrc.mpc_srcbus = 0; intsrc.mpc_dstapic = mp_ioapics[0].mpc_apicid; @@ -481,12 +481,16 @@ static void __init construct_default_ioirq_mptable(int mpc_default_type) * If it does, we assume it's valid. */ if (mpc_default_type == 5) { - printk(KERN_INFO "ISA/PCI bus type with no IRQ information... falling back to ELCR\n"); + printk(KERN_INFO + "ISA/PCI bus type with no IRQ information... falling back to ELCR\n"); - if (ELCR_trigger(0) || ELCR_trigger(1) || ELCR_trigger(2) || ELCR_trigger(13)) - printk(KERN_WARNING "ELCR contains invalid data... not using ELCR\n"); + if (ELCR_trigger(0) || ELCR_trigger(1) || ELCR_trigger(2) + || ELCR_trigger(13)) + printk(KERN_WARNING + "ELCR contains invalid data... not using ELCR\n"); else { - printk(KERN_INFO "Using ELCR to identify PCI interrupts\n"); + printk(KERN_INFO + "Using ELCR to identify PCI interrupts\n"); ELCR_fallback = 1; } } @@ -515,13 +519,13 @@ static void __init construct_default_ioirq_mptable(int mpc_default_type) } intsrc.mpc_srcbusirq = i; - intsrc.mpc_dstirq = i ? i : 2; /* IRQ0 to INTIN2 */ + intsrc.mpc_dstirq = i ? i : 2; /* IRQ0 to INTIN2 */ MP_intsrc_info(&intsrc); } intsrc.mpc_irqtype = mp_ExtINT; intsrc.mpc_srcbusirq = 0; - intsrc.mpc_dstirq = 0; /* 8259A to INTIN0 */ + intsrc.mpc_dstirq = 0; /* 8259A to INTIN0 */ MP_intsrc_info(&intsrc); } @@ -551,8 +555,7 @@ static inline void __init construct_default_ISA_mptable(int mpc_default_type) processor.mpc_apicver = mpc_default_type > 4 ? 0x10 : 0x01; processor.mpc_cpuflag = CPU_ENABLED; processor.mpc_cpufeature = (boot_cpu_data.x86 << 8) | - (boot_cpu_data.x86_model << 4) | - boot_cpu_data.x86_mask; + (boot_cpu_data.x86_model << 4) | boot_cpu_data.x86_mask; processor.mpc_featureflag = boot_cpu_data.x86_capability[0]; processor.mpc_reserved[0] = 0; processor.mpc_reserved[1] = 0; @@ -564,23 +567,23 @@ static inline void __init construct_default_ISA_mptable(int mpc_default_type) bus.mpc_type = MP_BUS; bus.mpc_busid = 0; switch (mpc_default_type) { - default: - printk("???\n"); - printk(KERN_ERR "Unknown standard configuration %d\n", - mpc_default_type); - /* fall through */ - case 1: - case 5: - memcpy(bus.mpc_bustype, "ISA ", 6); - break; - case 2: - case 6: - case 3: - memcpy(bus.mpc_bustype, "EISA ", 6); - break; - case 4: - case 7: - memcpy(bus.mpc_bustype, "MCA ", 6); + default: + printk("???\n"); + printk(KERN_ERR "Unknown standard configuration %d\n", + mpc_default_type); + /* fall through */ + case 1: + case 5: + memcpy(bus.mpc_bustype, "ISA ", 6); + break; + case 2: + case 6: + case 3: + memcpy(bus.mpc_bustype, "EISA ", 6); + break; + case 4: + case 7: + memcpy(bus.mpc_bustype, "MCA ", 6); } MP_bus_info(&bus); if (mpc_default_type > 4) { @@ -603,7 +606,7 @@ static inline void __init construct_default_ISA_mptable(int mpc_default_type) construct_default_ioirq_mptable(mpc_default_type); #endif lintsrc.mpc_type = MP_LINTSRC; - lintsrc.mpc_irqflag = 0; /* conforming */ + lintsrc.mpc_irqflag = 0; /* conforming */ lintsrc.mpc_srcbusid = 0; lintsrc.mpc_srcbusirq = 0; lintsrc.mpc_destapic = MP_APIC_ALL; @@ -619,23 +622,25 @@ static struct intel_mp_floating *mpf_found; /* * Scan the memory blocks for an SMP configuration block. */ -void __init get_smp_config (void) +void __init get_smp_config(void) { struct intel_mp_floating *mpf = mpf_found; /* - * ACPI supports both logical (e.g. Hyper-Threading) and physical + * ACPI supports both logical (e.g. Hyper-Threading) and physical * processors, where MPS only supports physical. */ if (acpi_lapic && acpi_ioapic) { - printk(KERN_INFO "Using ACPI (MADT) for SMP configuration information\n"); + printk(KERN_INFO + "Using ACPI (MADT) for SMP configuration information\n"); return; - } - else if (acpi_lapic) - printk(KERN_INFO "Using ACPI for processor (LAPIC) configuration information\n"); + } else if (acpi_lapic) + printk(KERN_INFO + "Using ACPI for processor (LAPIC) configuration information\n"); - printk(KERN_INFO "Intel MultiProcessor Specification v1.%d\n", mpf->mpf_specification); - if (mpf->mpf_feature2 & (1<<7)) { + printk(KERN_INFO "Intel MultiProcessor Specification v1.%d\n", + mpf->mpf_specification); + if (mpf->mpf_feature2 & (1 << 7)) { printk(KERN_INFO " IMCR and PIC compatibility mode.\n"); pic_mode = 1; } else { @@ -648,7 +653,8 @@ void __init get_smp_config (void) */ if (mpf->mpf_feature1 != 0) { - printk(KERN_INFO "Default MP configuration #%d\n", mpf->mpf_feature1); + printk(KERN_INFO "Default MP configuration #%d\n", + mpf->mpf_feature1); construct_default_ISA_mptable(mpf->mpf_feature1); } else if (mpf->mpf_physptr) { @@ -659,8 +665,10 @@ void __init get_smp_config (void) */ if (!smp_read_mpc(phys_to_virt(mpf->mpf_physptr))) { smp_found_config = 0; - printk(KERN_ERR "BIOS bug, MP table errors detected!...\n"); - printk(KERN_ERR "... disabling SMP support. (tell your hw vendor)\n"); + printk(KERN_ERR + "BIOS bug, MP table errors detected!...\n"); + printk(KERN_ERR + "... disabling SMP support. (tell your hw vendor)\n"); return; } @@ -673,7 +681,8 @@ void __init get_smp_config (void) if (!mp_irq_entries) { struct mpc_config_bus bus; - printk(KERN_ERR "BIOS bug, no explicit IRQ entries, using default mptable. (tell your hw vendor)\n"); + printk(KERN_ERR + "BIOS bug, no explicit IRQ entries, using default mptable. (tell your hw vendor)\n"); bus.mpc_type = MP_BUS; bus.mpc_busid = 0; @@ -692,26 +701,26 @@ void __init get_smp_config (void) */ } -static int __init smp_scan_config (unsigned long base, unsigned long length) +static int __init smp_scan_config(unsigned long base, unsigned long length) { unsigned long *bp = phys_to_virt(base); struct intel_mp_floating *mpf; - printk(KERN_INFO "Scan SMP from %p for %ld bytes.\n", bp,length); + printk(KERN_INFO "Scan SMP from %p for %ld bytes.\n", bp, length); if (sizeof(*mpf) != 16) printk("Error: MPF size\n"); while (length > 0) { mpf = (struct intel_mp_floating *)bp; if ((*bp == SMP_MAGIC_IDENT) && - (mpf->mpf_length == 1) && - !mpf_checksum((unsigned char *)bp, 16) && - ((mpf->mpf_specification == 1) - || (mpf->mpf_specification == 4)) ) { + (mpf->mpf_length == 1) && + !mpf_checksum((unsigned char *)bp, 16) && + ((mpf->mpf_specification == 1) + || (mpf->mpf_specification == 4))) { smp_found_config = 1; printk(KERN_INFO "found SMP MP-table at [%p] %08lx\n", - mpf, virt_to_phys(mpf)); + mpf, virt_to_phys(mpf)); reserve_bootmem(virt_to_phys(mpf), PAGE_SIZE, BOOTMEM_DEFAULT); if (mpf->mpf_physptr) { @@ -741,7 +750,7 @@ static int __init smp_scan_config (unsigned long base, unsigned long length) return 0; } -void __init find_smp_config (void) +void __init find_smp_config(void) { unsigned int address; @@ -753,9 +762,9 @@ void __init find_smp_config (void) * 2) Scan the top 1K of base RAM * 3) Scan the 64K of bios */ - if (smp_scan_config(0x0,0x400) || - smp_scan_config(639*0x400,0x400) || - smp_scan_config(0xF0000,0x10000)) + if (smp_scan_config(0x0, 0x400) || + smp_scan_config(639 * 0x400, 0x400) || + smp_scan_config(0xF0000, 0x10000)) return; /* * If it is an SMP machine we should know now, unless the @@ -792,14 +801,14 @@ void __init find_smp_config (void) extern struct mp_ioapic_routing mp_ioapic_routing[MAX_IO_APICS]; -static int mp_find_ioapic (int gsi) +static int mp_find_ioapic(int gsi) { int i = 0; /* Find the IOAPIC that manages this GSI. */ for (i = 0; i < nr_ioapics; i++) { if ((gsi >= mp_ioapic_routing[i].gsi_base) - && (gsi <= mp_ioapic_routing[i].gsi_end)) + && (gsi <= mp_ioapic_routing[i].gsi_end)) return i; } @@ -833,34 +842,32 @@ void __init mp_register_ioapic(int id, u32 address, u32 gsi_base) set_fixmap_nocache(FIX_IO_APIC_BASE_0 + idx, address); mp_ioapics[idx].mpc_apicid = uniq_ioapic_id(id); mp_ioapics[idx].mpc_apicver = io_apic_get_version(idx); - - /* + + /* * Build basic GSI lookup table to facilitate gsi->io_apic lookups * and to prevent reprogramming of IOAPIC pins (PCI GSIs). */ mp_ioapic_routing[idx].apic_id = mp_ioapics[idx].mpc_apicid; mp_ioapic_routing[idx].gsi_base = gsi_base; mp_ioapic_routing[idx].gsi_end = gsi_base + - io_apic_get_redir_entries(idx); + io_apic_get_redir_entries(idx); printk("IOAPIC[%d]: apic_id %d, version %d, address 0x%x, " "GSI %d-%d\n", idx, mp_ioapics[idx].mpc_apicid, mp_ioapics[idx].mpc_apicver, mp_ioapics[idx].mpc_apicaddr, - mp_ioapic_routing[idx].gsi_base, - mp_ioapic_routing[idx].gsi_end); + mp_ioapic_routing[idx].gsi_base, mp_ioapic_routing[idx].gsi_end); nr_ioapics++; } -void __init -mp_override_legacy_irq(u8 bus_irq, u8 polarity, u8 trigger, u32 gsi) +void __init mp_override_legacy_irq(u8 bus_irq, u8 polarity, u8 trigger, u32 gsi) { struct mpc_config_intsrc intsrc; - int ioapic = -1; - int pin = -1; + int ioapic = -1; + int pin = -1; - /* + /* * Convert 'gsi' to 'ioapic.pin'. */ ioapic = mp_find_ioapic(gsi); @@ -870,7 +877,7 @@ mp_override_legacy_irq(u8 bus_irq, u8 polarity, u8 trigger, u32 gsi) /* * TBD: This check is for faulty timer entries, where the override - * erroneously sets the trigger to level, resulting in a HUGE + * erroneously sets the trigger to level, resulting in a HUGE * increase of timer interrupts! */ if ((bus_irq == 0) && (trigger == 3)) @@ -880,13 +887,13 @@ mp_override_legacy_irq(u8 bus_irq, u8 polarity, u8 trigger, u32 gsi) intsrc.mpc_irqtype = mp_INT; intsrc.mpc_irqflag = (trigger << 2) | polarity; intsrc.mpc_srcbus = MP_ISA_BUS; - intsrc.mpc_srcbusirq = bus_irq; /* IRQ */ - intsrc.mpc_dstapic = mp_ioapics[ioapic].mpc_apicid; /* APIC ID */ - intsrc.mpc_dstirq = pin; /* INTIN# */ + intsrc.mpc_srcbusirq = bus_irq; /* IRQ */ + intsrc.mpc_dstapic = mp_ioapics[ioapic].mpc_apicid; /* APIC ID */ + intsrc.mpc_dstirq = pin; /* INTIN# */ Dprintk("Int: type %d, pol %d, trig %d, bus %d, irq %d, %d-%d\n", - intsrc.mpc_irqtype, intsrc.mpc_irqflag & 3, - (intsrc.mpc_irqflag >> 2) & 3, intsrc.mpc_srcbus, + intsrc.mpc_irqtype, intsrc.mpc_irqflag & 3, + (intsrc.mpc_irqflag >> 2) & 3, intsrc.mpc_srcbus, intsrc.mpc_srcbusirq, intsrc.mpc_dstapic, intsrc.mpc_dstirq); mp_irqs[mp_irq_entries] = intsrc; @@ -896,14 +903,14 @@ mp_override_legacy_irq(u8 bus_irq, u8 polarity, u8 trigger, u32 gsi) int es7000_plat; -void __init mp_config_acpi_legacy_irqs (void) +void __init mp_config_acpi_legacy_irqs(void) { struct mpc_config_intsrc intsrc; int i = 0; int ioapic = -1; #if defined (CONFIG_MCA) || defined (CONFIG_EISA) - /* + /* * Fabricate the legacy ISA bus (bus #31). */ mp_bus_id_to_type[MP_ISA_BUS] = MP_BUS_ISA; @@ -917,20 +924,20 @@ void __init mp_config_acpi_legacy_irqs (void) if (es7000_plat == 1) return; - /* - * Locate the IOAPIC that manages the ISA IRQs (0-15). + /* + * Locate the IOAPIC that manages the ISA IRQs (0-15). */ ioapic = mp_find_ioapic(0); if (ioapic < 0) return; intsrc.mpc_type = MP_INTSRC; - intsrc.mpc_irqflag = 0; /* Conforming */ + intsrc.mpc_irqflag = 0; /* Conforming */ intsrc.mpc_srcbus = MP_ISA_BUS; #ifdef CONFIG_X86_IO_APIC intsrc.mpc_dstapic = mp_ioapics[ioapic].mpc_apicid; #endif - /* + /* * Use the default configuration for the IRQs 0-15. Unless * overridden by (MADT) interrupt source override entries. */ @@ -941,28 +948,29 @@ void __init mp_config_acpi_legacy_irqs (void) struct mpc_config_intsrc *irq = mp_irqs + idx; /* Do we already have a mapping for this ISA IRQ? */ - if (irq->mpc_srcbus == MP_ISA_BUS && irq->mpc_srcbusirq == i) + if (irq->mpc_srcbus == MP_ISA_BUS + && irq->mpc_srcbusirq == i) break; /* Do we already have a mapping for this IOAPIC pin */ if ((irq->mpc_dstapic == intsrc.mpc_dstapic) && - (irq->mpc_dstirq == i)) + (irq->mpc_dstirq == i)) break; } if (idx != mp_irq_entries) { printk(KERN_DEBUG "ACPI: IRQ%d used by override.\n", i); - continue; /* IRQ already used */ + continue; /* IRQ already used */ } intsrc.mpc_irqtype = mp_INT; - intsrc.mpc_srcbusirq = i; /* Identity mapped */ + intsrc.mpc_srcbusirq = i; /* Identity mapped */ intsrc.mpc_dstirq = i; Dprintk("Int: type %d, pol %d, trig %d, bus %d, irq %d, " - "%d-%d\n", intsrc.mpc_irqtype, intsrc.mpc_irqflag & 3, - (intsrc.mpc_irqflag >> 2) & 3, intsrc.mpc_srcbus, - intsrc.mpc_srcbusirq, intsrc.mpc_dstapic, + "%d-%d\n", intsrc.mpc_irqtype, intsrc.mpc_irqflag & 3, + (intsrc.mpc_irqflag >> 2) & 3, intsrc.mpc_srcbus, + intsrc.mpc_srcbusirq, intsrc.mpc_dstapic, intsrc.mpc_dstirq); mp_irqs[mp_irq_entries] = intsrc; @@ -985,7 +993,7 @@ int mp_register_gsi(u32 gsi, int triggering, int polarity) * represent all possible interrupts, and IRQs * assigned to actual devices. */ - static int gsi_to_irq[MAX_GSI_NUM]; + static int gsi_to_irq[MAX_GSI_NUM]; /* Don't set up the ACPI SCI because it's already set up */ if (acpi_gbl_FADT.sci_interrupt == gsi) @@ -1002,8 +1010,8 @@ int mp_register_gsi(u32 gsi, int triggering, int polarity) if (ioapic_renumber_irq) gsi = ioapic_renumber_irq(ioapic, gsi); - /* - * Avoid pin reprogramming. PRTs typically include entries + /* + * Avoid pin reprogramming. PRTs typically include entries * with redundant pin->gsi mappings (but unique PCI devices); * we only program the IOAPIC on the first. */ @@ -1011,23 +1019,23 @@ int mp_register_gsi(u32 gsi, int triggering, int polarity) idx = (ioapic_pin < 32) ? 0 : (ioapic_pin / 32); if (idx > 3) { printk(KERN_ERR "Invalid reference to IOAPIC pin " - "%d-%d\n", mp_ioapic_routing[ioapic].apic_id, - ioapic_pin); + "%d-%d\n", mp_ioapic_routing[ioapic].apic_id, + ioapic_pin); return gsi; } - if ((1<= 64, use IRQ compression */ if ((gsi >= IRQ_COMPRESSION_START) - && (triggering == ACPI_LEVEL_SENSITIVE)) { + && (triggering == ACPI_LEVEL_SENSITIVE)) { /* * For PCI devices assign IRQs in order, avoiding gaps * due to unused I/O APIC pins. @@ -1058,8 +1066,8 @@ int mp_register_gsi(u32 gsi, int triggering, int polarity) } io_apic_set_pci_routing(ioapic, ioapic_pin, gsi, - triggering == ACPI_EDGE_SENSITIVE ? 0 : 1, - polarity == ACPI_ACTIVE_HIGH ? 0 : 1); + triggering == ACPI_EDGE_SENSITIVE ? 0 : 1, + polarity == ACPI_ACTIVE_HIGH ? 0 : 1); return gsi; } -- 2.20.1