diff options
Diffstat (limited to 'arch/x86/kernel/numaq_32.c')
| -rw-r--r-- | arch/x86/kernel/numaq_32.c | 97 |
1 files changed, 48 insertions, 49 deletions
diff --git a/arch/x86/kernel/numaq_32.c b/arch/x86/kernel/numaq_32.c index a4ea08a9ac9..62f9274a2ed 100644 --- a/arch/x86/kernel/numaq_32.c +++ b/arch/x86/kernel/numaq_32.c @@ -2,6 +2,7 @@ * Written by: Patricia Gaughen, IBM Corporation * * Copyright (C) 2002, IBM Corp. + * Copyright (C) 2009, Red Hat, Inc., Ingo Molnar * * All rights reserved. * @@ -23,6 +24,7 @@ * Send feedback to <gone@us.ibm.com> */ #include <linux/nodemask.h> +#include <linux/topology.h> #include <linux/bootmem.h> #include <linux/threads.h> #include <linux/cpumask.h> @@ -33,10 +35,10 @@ #include <linux/init.h> #include <linux/numa.h> #include <linux/smp.h> +#include <linux/io.h> #include <linux/mm.h> #include <asm/processor.h> -#include <asm/topology.h> #include <asm/fixmap.h> #include <asm/mpspec.h> #include <asm/numaq.h> @@ -44,10 +46,36 @@ #include <asm/apic.h> #include <asm/e820.h> #include <asm/ipi.h> -#include <asm/io.h> #define MB_TO_PAGES(addr) ((addr) << (20 - PAGE_SHIFT)) +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_trans { + 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 __cpuinitdata struct mpc_trans *translation_table[MAX_MPC_ENTRY]; + +int mp_bus_id_to_node[MAX_MP_BUSSES]; +int mp_bus_id_to_local[MAX_MP_BUSSES]; +int quad_local_to_mp_bus_id[NR_CPUS/4][4]; + + static inline void numaq_register_node(int node, struct sys_cfg_data *scd) { struct eachquadmem *eq = scd->eq + node; @@ -108,28 +136,6 @@ static int __init numaq_pre_time_init(void) return 0; } -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_trans { - 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 __cpuinitdata struct mpc_trans *translation_table[MAX_MPC_ENTRY]; - static inline int generate_logical_apicid(int quad, int phys_apicid) { return (quad << 4) + (phys_apicid ? phys_apicid << 1 : 1); @@ -150,10 +156,6 @@ static int mpc_apic_id(struct mpc_cpu *m) 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_bus *m, char *name) { @@ -166,8 +168,6 @@ static void mpc_oem_bus_info(struct mpc_bus *m, char *name) printk(KERN_INFO "Bus #%d is %s (node %d)\n", m->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_bus *m) { @@ -180,7 +180,7 @@ static void mpc_oem_pci_bus(struct mpc_bus *m) static void __init MP_translation_info(struct mpc_trans *m) { printk(KERN_INFO - "Translation: record %d, type %d, quad %d, global %d, local %d\n", + "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); @@ -281,14 +281,6 @@ static struct x86_quirks numaq_x86_quirks __initdata = { .update_genapic = numaq_update_genapic, }; -void numaq_mps_oem_check(struct mpc_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) { /* @@ -338,8 +330,6 @@ static inline void numaq_send_IPI_all(int vector) numaq_send_IPI_mask(cpu_online_mask, vector); } -extern void numaq_mps_oem_check(struct mpc_table *, char *, char *); - #define NUMAQ_TRAMPOLINE_PHYS_LOW (0x8) #define NUMAQ_TRAMPOLINE_PHYS_HIGH (0xa) @@ -355,7 +345,7 @@ static inline void numaq_smp_callin_clear_local_apic(void) static inline void numaq_store_NMI_vector(unsigned short *high, unsigned short *low) { - printk("Storing NMI vector\n"); + printk(KERN_ERR "Storing NMI vector\n"); *high = *((volatile unsigned short *)phys_to_virt(NUMAQ_TRAMPOLINE_PHYS_HIGH)); *low = @@ -390,8 +380,9 @@ static inline void numaq_init_apic_ldr(void) static inline void numaq_setup_apic_routing(void) { - printk("Enabling APIC mode: %s. Using %d I/O APICs\n", - "NUMA-Q", nr_ioapics); + printk(KERN_INFO + "Enabling APIC mode: NUMA-Q. Using %d I/O APICs\n", + nr_ioapics); } /* @@ -473,9 +464,13 @@ static inline int numaq_phys_pkg_id(int cpuid_apic, int index_msb) } static int -__numaq_mps_oem_check(struct mpc_table *mpc, char *oem, char *productid) +numaq_mps_oem_check(struct mpc_table *mpc, char *oem, char *productid) { - numaq_mps_oem_check(mpc, oem, productid); + if (strncmp(oem, "IBM NUMA", 8)) + printk(KERN_ERR "Warning! Not a NUMA-Q system!\n"); + else + found_numaq = 1; + return found_numaq; } @@ -505,9 +500,13 @@ static void numaq_setup_portio_remap(void) if (num_quads <= 1) return; - printk("Remapping cross-quad port I/O for %d quads\n", num_quads); + printk(KERN_INFO + "Remapping cross-quad port I/O for %d quads\n", num_quads); + xquad_portio = ioremap(XQUAD_PORTIO_BASE, num_quads*XQUAD_PORTIO_QUAD); - printk("xquad_portio vaddr 0x%08lx, len %08lx\n", + + printk(KERN_INFO + "xquad_portio vaddr 0x%08lx, len %08lx\n", (u_long) xquad_portio, (u_long) num_quads*XQUAD_PORTIO_QUAD); } @@ -542,7 +541,7 @@ struct genapic apic_numaq = { .check_phys_apicid_present = numaq_check_phys_apicid_present, .enable_apic_mode = NULL, .phys_pkg_id = numaq_phys_pkg_id, - .mps_oem_check = __numaq_mps_oem_check, + .mps_oem_check = numaq_mps_oem_check, .get_apic_id = numaq_get_apic_id, .set_apic_id = NULL, |