| /* | |
| * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights | |
| * reserved. | |
| * | |
| * This software is available to you under a choice of one of two | |
| * licenses. You may choose to be licensed under the terms of the GNU | |
| * General Public License (GPL) Version 2, available from the file | |
| * COPYING in the main directory of this source tree, or the NetLogic | |
| * license below: | |
| * | |
| * Redistribution and use in source and binary forms, with or without | |
| * modification, are permitted provided that the following conditions | |
| * are met: | |
| * | |
| * 1. Redistributions of source code must retain the above copyright | |
| * notice, this list of conditions and the following disclaimer. | |
| * 2. Redistributions in binary form must reproduce the above copyright | |
| * notice, this list of conditions and the following disclaimer in | |
| * the documentation and/or other materials provided with the | |
| * distribution. | |
| * | |
| * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR | |
| * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE | |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR | |
| * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, | |
| * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE | |
| * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN | |
| * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| */ | |
| #ifndef _NETLOGIC_COMMON_H_ | |
| #define _NETLOGIC_COMMON_H_ | |
| /* | |
| * Common SMP definitions | |
| */ | |
| #define RESET_VEC_PHYS 0x1fc00000 | |
| #define RESET_DATA_PHYS (RESET_VEC_PHYS + (1<<10)) | |
| #define BOOT_THREAD_MODE 0 | |
| #define BOOT_NMI_LOCK 4 | |
| #define BOOT_NMI_HANDLER 8 | |
| #ifndef __ASSEMBLY__ | |
| #include <linux/cpumask.h> | |
| #include <linux/spinlock.h> | |
| #include <asm/irq.h> | |
| #include <asm/mach-netlogic/multi-node.h> | |
| struct irq_desc; | |
| 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(int hwcpuid); | |
| void nlm_boot_secondary_cpus(void); | |
| int nlm_wakeup_secondary_cpus(void); | |
| void nlm_rmiboot_preboot(void); | |
| void nlm_percpu_init(int hwcpuid); | |
| static inline void | |
| nlm_set_nmi_handler(void *handler) | |
| { | |
| char *reset_data; | |
| reset_data = (char *)CKSEG1ADDR(RESET_DATA_PHYS); | |
| *(int64_t *)(reset_data + BOOT_NMI_HANDLER) = (long)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 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_get_node(i) (&nlm_nodes[i]) | |
| #ifdef CONFIG_CPU_XLR | |
| #define nlm_current_node() (&nlm_nodes[0]) | |
| #else | |
| #define nlm_current_node() (&nlm_nodes[nlm_nodeid()]) | |
| #endif | |
| 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_ */ |