diff options
Diffstat (limited to 'arch/mips/include/asm/netlogic/common.h')
| -rw-r--r-- | arch/mips/include/asm/netlogic/common.h | 42 |
1 files changed, 37 insertions, 5 deletions
diff --git a/arch/mips/include/asm/netlogic/common.h b/arch/mips/include/asm/netlogic/common.h index fd735bcac3e..2eb39fa0258 100644 --- a/arch/mips/include/asm/netlogic/common.h +++ b/arch/mips/include/asm/netlogic/common.h @@ -46,10 +46,10 @@ #ifndef __ASSEMBLY__ #include <linux/cpumask.h> +#include <linux/spinlock.h> +#include <asm/irq.h> struct irq_desc; -extern struct plat_smp_ops nlm_smp_ops; -extern char nlm_reset_entry[], nlm_reset_entry_end[]; void nlm_smp_function_ipi_handler(unsigned int irq, struct irq_desc *desc); void nlm_smp_resched_ipi_handler(unsigned int irq, struct irq_desc *desc); void nlm_smp_irq_init(void); @@ -70,10 +70,42 @@ nlm_set_nmi_handler(void *handler) * Misc. */ unsigned int nlm_get_cpu_frequency(void); +void nlm_node_init(int node); +extern struct plat_smp_ops nlm_smp_ops; +extern char nlm_reset_entry[], nlm_reset_entry_end[]; -extern unsigned long nlm_common_ebase; -extern int nlm_threads_per_core; -extern uint32_t nlm_coremask; +extern unsigned int nlm_threads_per_core; extern cpumask_t nlm_cpumask; + +struct nlm_soc_info { + unsigned long coremask; /* cores enabled on the soc */ + unsigned long ebase; + uint64_t irqmask; + uint64_t sysbase; /* only for XLP */ + uint64_t picbase; + spinlock_t piclock; +}; + +#define NLM_CORES_PER_NODE 8 +#define NLM_THREADS_PER_CORE 4 +#define NLM_CPUS_PER_NODE (NLM_CORES_PER_NODE * NLM_THREADS_PER_CORE) +#define nlm_get_node(i) (&nlm_nodes[i]) +#define NLM_NR_NODES 1 +#define nlm_current_node() (&nlm_nodes[0]) + +struct irq_data; +uint64_t nlm_pci_irqmask(int node); +void nlm_set_pic_extra_ack(int node, int irq, void (*xack)(struct irq_data *)); + +/* + * The NR_IRQs is divided between nodes, each of them has a separate irq space + */ +static inline int nlm_irq_to_xirq(int node, int irq) +{ + return node * NR_IRQS / NLM_NR_NODES + irq; +} + +extern struct nlm_soc_info nlm_nodes[NLM_NR_NODES]; +extern int nlm_cpu_ready[]; #endif #endif /* _NETLOGIC_COMMON_H_ */ |