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Diffstat (limited to 'arch/x86/kernel/mpparse.c')
-rw-r--r--arch/x86/kernel/mpparse.c208
1 files changed, 26 insertions, 182 deletions
diff --git a/arch/x86/kernel/mpparse.c b/arch/x86/kernel/mpparse.c
index 70e1f3e287fb..e362c6ab4d35 100644
--- a/arch/x86/kernel/mpparse.c
+++ b/arch/x86/kernel/mpparse.c
@@ -27,6 +27,7 @@
#include <asm/bios_ebda.h>
#include <asm/e820.h>
#include <asm/trampoline.h>
+#include <asm/setup.h>
#include <mach_apic.h>
#ifdef CONFIG_X86_32
@@ -48,76 +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;
@@ -127,14 +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;
@@ -151,12 +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) {
@@ -173,10 +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;
@@ -316,83 +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
*/
@@ -457,7 +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;
@@ -465,12 +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:
@@ -536,9 +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
@@ -728,20 +580,14 @@ static inline void __init construct_default_ISA_mptable(int mpc_default_type)
static struct intel_mp_floating *mpf_found;
/*
- * Machine specific quirk for finding the SMP config before other setup
- * activities destroy the table:
- */
-int (*mach_get_smp_config_quirk)(unsigned int early);
-
-/*
* Scan the memory blocks for an SMP configuration block.
*/
static void __init __get_smp_config(unsigned int early)
{
struct intel_mp_floating *mpf = mpf_found;
- if (mach_get_smp_config_quirk) {
- if (mach_get_smp_config_quirk(early))
+ if (x86_quirks->mach_get_smp_config) {
+ if (x86_quirks->mach_get_smp_config(early))
return;
}
if (acpi_lapic && early)
@@ -901,14 +747,12 @@ static int __init smp_scan_config(unsigned long base, unsigned long length,
return 0;
}
-int (*mach_find_smp_config_quirk)(unsigned int reserve);
-
static void __init __find_smp_config(unsigned int reserve)
{
unsigned int address;
- if (mach_find_smp_config_quirk) {
- if (mach_find_smp_config_quirk(reserve))
+ if (x86_quirks->mach_find_smp_config) {
+ if (x86_quirks->mach_find_smp_config(reserve))
return;
}
/*