synergy.h
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上传日期:2013-04-10
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- #ifndef _ASM_IA64_SN_SN1_SYNERGY_H
- #define _ASM_IA64_SN_SN1_SYNERGY_H
- #include <asm/io.h>
- #include <asm/sn/hcl.h>
- #include <asm/sn/addrs.h>
- #include <asm/sn/intr_public.h>
- /*
- * Definitions for the synergy asic driver
- *
- * These are for SGI platforms only.
- *
- * 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) 2000-2002 Silicon Graphics, Inc. All rights reserved.
- */
- #define SYNERGY_L4_BYTES (64UL*1024*1024)
- #define SYNERGY_L4_WAYS 8
- #define SYNERGY_L4_BYTES_PER_WAY (SYNERGY_L4_BYTES/SYNERGY_L4_WAYS)
- #define SYNERGY_BLOCK_SIZE 512UL
- #define SSPEC_BASE (0xe0000000000UL)
- #define LB_REG_BASE (SSPEC_BASE + 0x0)
- #define VEC_MASK3A_ADDR (0x2a0 + LB_REG_BASE + __IA64_UNCACHED_OFFSET)
- #define VEC_MASK3B_ADDR (0x2a8 + LB_REG_BASE + __IA64_UNCACHED_OFFSET)
- #define VEC_MASK3A (0x2a0)
- #define VEC_MASK3B (0x2a8)
- #define VEC_MASK2A_ADDR (0x2b0 + LB_REG_BASE + __IA64_UNCACHED_OFFSET)
- #define VEC_MASK2B_ADDR (0x2b8 + LB_REG_BASE + __IA64_UNCACHED_OFFSET)
- #define VEC_MASK2A (0x2b0)
- #define VEC_MASK2B (0x2b8)
- #define VEC_MASK1A_ADDR (0x2c0 + LB_REG_BASE + __IA64_UNCACHED_OFFSET)
- #define VEC_MASK1B_ADDR (0x2c8 + LB_REG_BASE + __IA64_UNCACHED_OFFSET)
- #define VEC_MASK1A (0x2c0)
- #define VEC_MASK1B (0x2c8)
- #define VEC_MASK0A_ADDR (0x2d0 + LB_REG_BASE + __IA64_UNCACHED_OFFSET)
- #define VEC_MASK0B_ADDR (0x2d8 + LB_REG_BASE + __IA64_UNCACHED_OFFSET)
- #define VEC_MASK0A (0x2d0)
- #define VEC_MASK0B (0x2d8)
- #define GBL_PERF_A_ADDR (0x330 + LB_REG_BASE + __IA64_UNCACHED_OFFSET)
- #define GBL_PERF_B_ADDR (0x338 + LB_REG_BASE + __IA64_UNCACHED_OFFSET)
- #define WRITE_LOCAL_SYNERGY_REG(addr, value) __synergy_out(addr, value)
- #define HUB_L(_a) *(_a)
- #define HUB_S(_a, _d) *(_a) = (_d)
- #define HSPEC_SYNERGY0_0 0x04000000 /* Synergy0 Registers */
- #define HSPEC_SYNERGY1_0 0x05000000 /* Synergy1 Registers */
- #define HS_SYNERGY_STRIDE (HSPEC_SYNERGY1_0 - HSPEC_SYNERGY0_0)
- #define REMOTE_HSPEC(_n, _x) (HUBREG_CAST (RREG_BASE(_n) + (_x)))
- #define RREG_BASE(_n) (NODE_LREG_BASE(_n))
- #define NODE_LREG_BASE(_n) (NODE_HSPEC_BASE(_n) + 0x30000000)
- #define NODE_HSPEC_BASE(_n) (HSPEC_BASE + NODE_OFFSET(_n))
- #ifndef HSPEC_BASE
- #define HSPEC_BASE (SYN_UNCACHED_SPACE | HSPEC_BASE_SYN)
- #endif
- #define SYN_UNCACHED_SPACE 0xc000000000000000
- #define HSPEC_BASE_SYN 0x00000b0000000000
- #define NODE_OFFSET(_n) (UINT64_CAST (_n) << NODE_SIZE_BITS)
- #define NODE_SIZE_BITS 33
- #define SYN_TAG_DISABLE_WAY (SSPEC_BASE+0xae0)
- #define RSYN_REG_OFFSET(fsb, reg) (((fsb) ? HSPEC_SYNERGY1_0 : HSPEC_SYNERGY0_0) | (reg))
- #define REMOTE_SYNERGY_LOAD(nasid, fsb, reg) __remote_synergy_in(nasid, fsb, reg)
- #define REMOTE_SYNERGY_STORE(nasid, fsb, reg, val) __remote_synergy_out(nasid, fsb, reg, val)
- static inline uint64_t
- __remote_synergy_in(int nasid, int fsb, uint64_t reg) {
- volatile uint64_t *addr;
- addr = (uint64_t *)(RREG_BASE(nasid) + RSYN_REG_OFFSET(fsb, reg));
- return (*addr);
- }
- static inline void
- __remote_synergy_out(int nasid, int fsb, uint64_t reg, uint64_t value) {
- volatile uint64_t *addr;
- addr = (uint64_t *)(RREG_BASE(nasid) + RSYN_REG_OFFSET(fsb, (reg<<2)));
- *(addr+0) = value >> 48;
- *(addr+1) = value >> 32;
- *(addr+2) = value >> 16;
- *(addr+3) = value;
- __ia64_mf_a();
- }
- /* XX this doesn't make a lot of sense. Which fsb? */
- static inline void
- __synergy_out(unsigned long addr, unsigned long value)
- {
- volatile unsigned long *adr = (unsigned long *)
- (addr | __IA64_UNCACHED_OFFSET);
- *adr = value;
- __ia64_mf_a();
- }
- #define READ_LOCAL_SYNERGY_REG(addr) __synergy_in(addr)
- /* XX this doesn't make a lot of sense. Which fsb? */
- static inline unsigned long
- __synergy_in(unsigned long addr)
- {
- unsigned long ret, *adr = (unsigned long *)
- (addr | __IA64_UNCACHED_OFFSET);
- ret = *adr;
- __ia64_mf_a();
- return ret;
- }
- struct sn1_intr_action {
- void (*handler)(int, void *, struct pt_regs *);
- void *intr_arg;
- unsigned long flags;
- struct sn1_intr_action * next;
- };
- typedef struct synergy_da_s {
- hub_intmasks_t s_intmasks;
- }synergy_da_t;
- struct sn1_cnode_action_list {
- spinlock_t action_list_lock;
- struct sn1_intr_action *action_list;
- };
- /*
- * ioctl cmds for node/hub/synergy/[01]/mon for synergy
- * perf monitoring are defined in sndrv.h
- */
- /* multiplex the counters every 10 timer interrupts */
- #define SYNERGY_PERF_FREQ_DEFAULT 10
- /* macros for synergy "mon" device ioctl handler */
- #define SYNERGY_PERF_INFO(_s, _f) (arbitrary_info_t)(((_s) << 16)|(_f))
- #define SYNERGY_PERF_INFO_CNODE(_x) (cnodeid_t)(((uint64_t)_x) >> 16)
- #define SYNERGY_PERF_INFO_FSB(_x) (((uint64_t)_x) & 1)
- /* synergy perf control registers */
- #define PERF_CNTL0_A 0xab0UL /* control A on FSB0 */
- #define PERF_CNTL0_B 0xab8UL /* control B on FSB0 */
- #define PERF_CNTL1_A 0xac0UL /* control A on FSB1 */
- #define PERF_CNTL1_B 0xac8UL /* control B on FSB1 */
- /* synergy perf counters */
- #define PERF_CNTR0_A 0xad0UL /* counter A on FSB0 */
- #define PERF_CNTR0_B 0xad8UL /* counter B on FSB0 */
- #define PERF_CNTR1_A 0xaf0UL /* counter A on FSB1 */
- #define PERF_CNTR1_B 0xaf8UL /* counter B on FSB1 */
- /* Synergy perf data. Each nodepda keeps a list of these */
- struct synergy_perf_s {
- uint64_t intervals; /* count of active intervals for this event */
- uint64_t total_intervals;/* snapshot of total intervals */
- uint64_t modesel; /* mode and sel bits, both A and B registers */
- struct synergy_perf_s *next; /* next in circular linked list */
- uint64_t counts[2]; /* [0] is synergy-A counter, [1] synergy-B counter */
- };
- typedef struct synergy_perf_s synergy_perf_t;
- typedef struct synergy_info_s synergy_info_t;
- extern void synergy_perf_init(void);
- extern void synergy_perf_update(int);
- extern struct file_operations synergy_mon_fops;
- #endif /* _ASM_IA64_SN_SN1_SYNERGY_H */