Messages in this thread Patch in this message | | | From | monstr@monstr ... | Subject | [PATCH 49/52] [microblaze] device.h param.h topology.h | Date | Thu, 24 Jan 2008 16:03:24 +0100 |
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From: Michal Simek <monstr@monstr.eu>
Signed-off-by: Michal Simek <monstr@monstr.eu> --- include/asm-microblaze/device.h | 27 ++++++++ include/asm-microblaze/param.h | 36 +++++++++++ include/asm-microblaze/topology.h | 124 +++++++++++++++++++++++++++++++++++++ 3 files changed, 187 insertions(+), 0 deletions(-) create mode 100644 include/asm-microblaze/device.h create mode 100644 include/asm-microblaze/param.h create mode 100644 include/asm-microblaze/topology.h
diff --git a/include/asm-microblaze/device.h b/include/asm-microblaze/device.h new file mode 100644 index 0000000..c0e203c --- /dev/null +++ b/include/asm-microblaze/device.h @@ -0,0 +1,27 @@ +/* + * Arch specific extensions to struct device + * + * This file is released under the GPLv2 + */ + +#ifndef _ASM_MICROBLAZE_DEVICE_H +#define _ASM_MICROBLAZE_DEVICE_H + +struct dma_mapping_ops; +struct device_node; + +struct dev_archdata { + /* Optional pointer to an OF device node */ + struct device_node *of_node; + + /* DMA operations on that device */ + struct dma_mapping_ops *dma_ops; + void *dma_data; + + /* NUMA node if applicable */ + int numa_node; +}; + +#endif /* _ASM_MICROBLAZE_DEVICE_H */ + + diff --git a/include/asm-microblaze/param.h b/include/asm-microblaze/param.h new file mode 100644 index 0000000..b79d739 --- /dev/null +++ b/include/asm-microblaze/param.h @@ -0,0 +1,36 @@ +/* + * include/asm-microblaze/param.h + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 2006 Atmark Techno, Inc. + */ + +#ifndef _ASM_PARAM_H +#define _ASM_PARAM_H + +#ifdef __KERNEL__ +# define HZ 100 /* internal timer frequency */ +# define USER_HZ 100 /* for user interfaces in "ticks" */ +# define CLOCKS_PER_SEC (USER_HZ) /* frequnzy at which times() counts */ +#endif + +#ifndef NGROUPS +#define NGROUPS 32 +#endif + +#ifndef NOGROUP +#define NOGROUP (-1) +#endif + +#define EXEC_PAGESIZE 4096 + +#ifndef HZ +#define HZ 100 +#endif + +#define MAXHOSTNAMELEN 64 /* max length of hostname */ + +#endif /* _ASM_PARAM_H */ diff --git a/include/asm-microblaze/topology.h b/include/asm-microblaze/topology.h new file mode 100644 index 0000000..4d3e2e7 --- /dev/null +++ b/include/asm-microblaze/topology.h @@ -0,0 +1,124 @@ +/* + * include/asm-microblaze/topology.h + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 2006 Atmark Techno, Inc. + */ + +#ifndef _ASM_TOPOLOGY_H +#define _ASM_TOPOLOGY_H +#ifdef __KERNEL__ + +struct sys_device; +struct device_node; + +#ifdef CONFIG_NUMA + +#include <asm/mmzone.h> + +static inline int cpu_to_node(int cpu) +{ + return numa_cpu_lookup_table[cpu]; +} + +#define parent_node(node) (node) + +static inline cpumask_t node_to_cpumask(int node) +{ + return numa_cpumask_lookup_table[node]; +} + +static inline int node_to_first_cpu(int node) +{ + cpumask_t tmp; + tmp = node_to_cpumask(node); + return first_cpu(tmp); +} + +int of_node_to_nid(struct device_node *device); + +struct pci_bus; +#ifdef CONFIG_PCI +extern int pcibus_to_node(struct pci_bus *bus); +#else +static inline int pcibus_to_node(struct pci_bus *bus) +{ + return -1; +} +#endif + +#define pcibus_to_cpumask(bus) (pcibus_to_node(bus) == -1 ? \ + CPU_MASK_ALL : \ + node_to_cpumask(pcibus_to_node(bus)) \ + ) + +/* sched_domains SD_NODE_INIT for PPC64 machines */ +#define SD_NODE_INIT (struct sched_domain) { \ + .span = CPU_MASK_NONE, \ + .parent = NULL, \ + .child = NULL, \ + .groups = NULL, \ + .min_interval = 8, \ + .max_interval = 32, \ + .busy_factor = 32, \ + .imbalance_pct = 125, \ + .cache_nice_tries = 1, \ + .busy_idx = 3, \ + .idle_idx = 1, \ + .newidle_idx = 2, \ + .wake_idx = 1, \ + .flags = SD_LOAD_BALANCE \ + | SD_BALANCE_EXEC \ + | SD_BALANCE_NEWIDLE \ + | SD_WAKE_IDLE \ + | SD_SERIALIZE \ + | SD_WAKE_BALANCE, \ + .last_balance = jiffies, \ + .balance_interval = 1, \ + .nr_balance_failed = 0, \ +} + +extern void __init dump_numa_cpu_topology(void); + +extern int sysfs_add_device_to_node(struct sys_device *dev, int nid); +extern void sysfs_remove_device_from_node(struct sys_device *dev, int nid); + +#else + +static inline int of_node_to_nid(struct device_node *device) +{ + return 0; +} + +static inline void dump_numa_cpu_topology(void) {} + +static inline int sysfs_add_device_to_node(struct sys_device *dev, int nid) +{ + return 0; +} + +static inline void sysfs_remove_device_from_node(struct sys_device *dev, + int nid) +{ +} + +#include <asm-generic/topology.h> + +#endif /* CONFIG_NUMA */ + +#ifdef CONFIG_SMP +#include <asm/cputable.h> +#define smt_capable() (cpu_has_feature(CPU_FTR_SMT)) + +#ifdef CONFIG_PPC64 +#include <asm/smp.h> + +#define topology_thread_siblings(cpu) (cpu_sibling_map[cpu]) +#endif +#endif + +#endif /* __KERNEL__ */ +#endif /* _ASM_TOPOLOGY_H */ -- 1.5.4.rc4.14.g6fc74
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