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mirror of https://github.com/edk2-porting/linux-next.git synced 2024-12-21 19:53:59 +08:00

x86, numaq: consolidate code

Move all the NUMAQ subarch definitions into numaq.c. With this it
ceases to depend on build-time subarch features.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Ingo Molnar 2009-01-28 18:47:24 +01:00
parent 328386d7ab
commit 5a44632f77
7 changed files with 167 additions and 193 deletions

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@ -1,122 +0,0 @@
#ifndef __ASM_NUMAQ_APIC_H
#define __ASM_NUMAQ_APIC_H
#include <asm/io.h>
#include <linux/mmzone.h>
#include <linux/nodemask.h>
#define APIC_DFR_VALUE (APIC_DFR_CLUSTER)
static inline const cpumask_t *numaq_target_cpus(void)
{
return &CPU_MASK_ALL;
}
static inline unsigned long
numaq_check_apicid_used(physid_mask_t bitmap, int apicid)
{
return physid_isset(apicid, bitmap);
}
static inline unsigned long numaq_check_apicid_present(int bit)
{
return physid_isset(bit, phys_cpu_present_map);
}
#define apicid_cluster(apicid) (apicid & 0xF0)
static inline int numaq_apic_id_registered(void)
{
return 1;
}
static inline void numaq_init_apic_ldr(void)
{
/* Already done in NUMA-Q firmware */
}
static inline void numaq_setup_apic_routing(void)
{
printk("Enabling APIC mode: %s. Using %d I/O APICs\n",
"NUMA-Q", nr_ioapics);
}
/*
* Skip adding the timer int on secondary nodes, which causes
* a small but painful rift in the time-space continuum.
*/
static inline int numaq_multi_timer_check(int apic, int irq)
{
return apic != 0 && irq == 0;
}
static inline physid_mask_t numaq_ioapic_phys_id_map(physid_mask_t phys_map)
{
/* We don't have a good way to do this yet - hack */
return physids_promote(0xFUL);
}
/* Mapping from cpu number to logical apicid */
extern u8 cpu_2_logical_apicid[];
static inline int numaq_cpu_to_logical_apicid(int cpu)
{
if (cpu >= nr_cpu_ids)
return BAD_APICID;
return (int)cpu_2_logical_apicid[cpu];
}
/*
* Supporting over 60 cpus on NUMA-Q requires a locality-dependent
* cpu to APIC ID relation to properly interact with the intelligent
* mode of the cluster controller.
*/
static inline int numaq_cpu_present_to_apicid(int mps_cpu)
{
if (mps_cpu < 60)
return ((mps_cpu >> 2) << 4) | (1 << (mps_cpu & 0x3));
else
return BAD_APICID;
}
static inline int numaq_apicid_to_node(int logical_apicid)
{
return logical_apicid >> 4;
}
static inline physid_mask_t numaq_apicid_to_cpu_present(int logical_apicid)
{
int node = numaq_apicid_to_node(logical_apicid);
int cpu = __ffs(logical_apicid & 0xf);
return physid_mask_of_physid(cpu + 4*node);
}
extern void *xquad_portio;
static inline int numaq_check_phys_apicid_present(int boot_cpu_physical_apicid)
{
return 1;
}
/*
* We use physical apicids here, not logical, so just return the default
* physical broadcast to stop people from breaking us
*/
static inline unsigned int numaq_cpu_mask_to_apicid(const cpumask_t *cpumask)
{
return 0x0F;
}
static inline unsigned int
numaq_cpu_mask_to_apicid_and(const struct cpumask *cpumask,
const struct cpumask *andmask)
{
return 0x0F;
}
/* No NUMA-Q box has a HT CPU, but it can't hurt to use the default code. */
static inline int numaq_phys_pkg_id(int cpuid_apic, int index_msb)
{
return cpuid_apic >> index_msb;
}
#endif /* __ASM_NUMAQ_APIC_H */

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@ -1,9 +0,0 @@
#ifndef __ASM_NUMAQ_APICDEF_H
#define __ASM_NUMAQ_APICDEF_H
static inline unsigned int numaq_get_apic_id(unsigned long x)
{
return (x >> 24) & 0x0F;
}
#endif

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@ -1,22 +0,0 @@
#ifndef __ASM_NUMAQ_IPI_H
#define __ASM_NUMAQ_IPI_H
void default_send_IPI_mask_sequence(const struct cpumask *mask, int vector);
void default_send_IPI_mask_allbutself(const struct cpumask *mask, int vector);
static inline void numaq_send_IPI_mask(const struct cpumask *mask, int vector)
{
default_send_IPI_mask_sequence(mask, vector);
}
static inline void numaq_send_IPI_allbutself(int vector)
{
default_send_IPI_mask_allbutself(cpu_online_mask, vector);
}
static inline void numaq_send_IPI_all(int vector)
{
numaq_send_IPI_mask(cpu_online_mask, vector);
}
#endif /* __ASM_NUMAQ_IPI_H */

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@ -1,6 +0,0 @@
#ifndef __ASM_NUMAQ_MPPARSE_H
#define __ASM_NUMAQ_MPPARSE_H
extern void numaq_mps_oem_check(struct mpc_table *, char *, char *);
#endif /* __ASM_NUMAQ_MPPARSE_H */

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@ -1,28 +0,0 @@
#ifndef __ASM_NUMAQ_WAKECPU_H
#define __ASM_NUMAQ_WAKECPU_H
/* This file copes with machines that wakeup secondary CPUs by NMIs */
#define NUMAQ_TRAMPOLINE_PHYS_LOW (0x8)
#define NUMAQ_TRAMPOLINE_PHYS_HIGH (0xa)
/*
* Because we use NMIs rather than the INIT-STARTUP sequence to
* bootstrap the CPUs, the APIC may be in a weird state. Kick it:
*/
static inline void numaq_smp_callin_clear_local_apic(void)
{
clear_local_APIC();
}
static inline void
numaq_store_NMI_vector(unsigned short *high, unsigned short *low)
{
printk("Storing NMI vector\n");
*high =
*((volatile unsigned short *)phys_to_virt(NUMAQ_TRAMPOLINE_PHYS_HIGH));
*low =
*((volatile unsigned short *)phys_to_virt(NUMAQ_TRAMPOLINE_PHYS_LOW));
}
#endif /* __ASM_NUMAQ_WAKECPU_H */

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@ -11,14 +11,175 @@
#include <linux/kernel.h>
#include <linux/string.h>
#include <linux/init.h>
#include <asm/numaq/apicdef.h>
#include <linux/numa.h>
#include <linux/smp.h>
#include <asm/numaq/apic.h>
#include <asm/numaq/ipi.h>
#include <asm/numaq/mpparse.h>
#include <asm/numaq/wakecpu.h>
#include <asm/numaq.h>
#include <asm/io.h>
#include <linux/mmzone.h>
#include <linux/nodemask.h>
#define NUMAQ_APIC_DFR_VALUE (APIC_DFR_CLUSTER)
static inline unsigned int numaq_get_apic_id(unsigned long x)
{
return (x >> 24) & 0x0F;
}
void default_send_IPI_mask_sequence(const struct cpumask *mask, int vector);
void default_send_IPI_mask_allbutself(const struct cpumask *mask, int vector);
static inline void numaq_send_IPI_mask(const struct cpumask *mask, int vector)
{
default_send_IPI_mask_sequence(mask, vector);
}
static inline void numaq_send_IPI_allbutself(int vector)
{
default_send_IPI_mask_allbutself(cpu_online_mask, vector);
}
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)
/*
* Because we use NMIs rather than the INIT-STARTUP sequence to
* bootstrap the CPUs, the APIC may be in a weird state. Kick it:
*/
static inline void numaq_smp_callin_clear_local_apic(void)
{
clear_local_APIC();
}
static inline void
numaq_store_NMI_vector(unsigned short *high, unsigned short *low)
{
printk("Storing NMI vector\n");
*high =
*((volatile unsigned short *)phys_to_virt(NUMAQ_TRAMPOLINE_PHYS_HIGH));
*low =
*((volatile unsigned short *)phys_to_virt(NUMAQ_TRAMPOLINE_PHYS_LOW));
}
static inline const cpumask_t *numaq_target_cpus(void)
{
return &CPU_MASK_ALL;
}
static inline unsigned long
numaq_check_apicid_used(physid_mask_t bitmap, int apicid)
{
return physid_isset(apicid, bitmap);
}
static inline unsigned long numaq_check_apicid_present(int bit)
{
return physid_isset(bit, phys_cpu_present_map);
}
#define apicid_cluster(apicid) (apicid & 0xF0)
static inline int numaq_apic_id_registered(void)
{
return 1;
}
static inline void numaq_init_apic_ldr(void)
{
/* Already done in NUMA-Q firmware */
}
static inline void numaq_setup_apic_routing(void)
{
printk("Enabling APIC mode: %s. Using %d I/O APICs\n",
"NUMA-Q", nr_ioapics);
}
/*
* Skip adding the timer int on secondary nodes, which causes
* a small but painful rift in the time-space continuum.
*/
static inline int numaq_multi_timer_check(int apic, int irq)
{
return apic != 0 && irq == 0;
}
static inline physid_mask_t numaq_ioapic_phys_id_map(physid_mask_t phys_map)
{
/* We don't have a good way to do this yet - hack */
return physids_promote(0xFUL);
}
/* Mapping from cpu number to logical apicid */
extern u8 cpu_2_logical_apicid[];
static inline int numaq_cpu_to_logical_apicid(int cpu)
{
if (cpu >= nr_cpu_ids)
return BAD_APICID;
return (int)cpu_2_logical_apicid[cpu];
}
/*
* Supporting over 60 cpus on NUMA-Q requires a locality-dependent
* cpu to APIC ID relation to properly interact with the intelligent
* mode of the cluster controller.
*/
static inline int numaq_cpu_present_to_apicid(int mps_cpu)
{
if (mps_cpu < 60)
return ((mps_cpu >> 2) << 4) | (1 << (mps_cpu & 0x3));
else
return BAD_APICID;
}
static inline int numaq_apicid_to_node(int logical_apicid)
{
return logical_apicid >> 4;
}
static inline physid_mask_t numaq_apicid_to_cpu_present(int logical_apicid)
{
int node = numaq_apicid_to_node(logical_apicid);
int cpu = __ffs(logical_apicid & 0xf);
return physid_mask_of_physid(cpu + 4*node);
}
extern void *xquad_portio;
static inline int numaq_check_phys_apicid_present(int boot_cpu_physical_apicid)
{
return 1;
}
/*
* We use physical apicids here, not logical, so just return the default
* physical broadcast to stop people from breaking us
*/
static inline unsigned int numaq_cpu_mask_to_apicid(const cpumask_t *cpumask)
{
return 0x0F;
}
static inline unsigned int
numaq_cpu_mask_to_apicid_and(const struct cpumask *cpumask,
const struct cpumask *andmask)
{
return 0x0F;
}
/* No NUMA-Q box has a HT CPU, but it can't hurt to use the default code. */
static inline int numaq_phys_pkg_id(int cpuid_apic, int index_msb)
{
return cpuid_apic >> index_msb;
}
static int __numaq_mps_oem_check(struct mpc_table *mpc, char *oem, char *productid)
{
numaq_mps_oem_check(mpc, oem, productid);

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@ -5,7 +5,7 @@
#include <linux/pci.h>
#include <linux/init.h>
#include <linux/nodemask.h>
#include <mach_apic.h>
#include <asm/genapic.h>
#include <asm/mpspec.h>
#include <asm/pci_x86.h>