/* * Copyright (C) 2012 ARM Ltd. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __CLKSOURCE_ARM_ARCH_TIMER_H #define __CLKSOURCE_ARM_ARCH_TIMER_H #include <linux/timecounter.h> #include <linux/types.h> #define ARCH_TIMER_CTRL_ENABLE (1 << 0) #define ARCH_TIMER_CTRL_IT_MASK (1 << 1) #define ARCH_TIMER_CTRL_IT_STAT (1 << 2) #define CNTHCTL_EL1PCTEN (1 << 0) #define CNTHCTL_EL1PCEN (1 << 1) #define CNTHCTL_EVNTEN (1 << 2) #define CNTHCTL_EVNTDIR (1 << 3) #define CNTHCTL_EVNTI (0xF << 4) enum arch_timer_reg { ARCH_TIMER_REG_CTRL, ARCH_TIMER_REG_TVAL, }; #define ARCH_TIMER_PHYS_ACCESS 0 #define ARCH_TIMER_VIRT_ACCESS 1 #define ARCH_TIMER_MEM_PHYS_ACCESS 2 #define ARCH_TIMER_MEM_VIRT_ACCESS 3 #define ARCH_TIMER_USR_PCT_ACCESS_EN (1 << 0) /* physical counter */ #define ARCH_TIMER_USR_VCT_ACCESS_EN (1 << 1) /* virtual counter */ #define ARCH_TIMER_VIRT_EVT_EN (1 << 2) #define ARCH_TIMER_EVT_TRIGGER_SHIFT (4) #define ARCH_TIMER_EVT_TRIGGER_MASK (0xF << ARCH_TIMER_EVT_TRIGGER_SHIFT) #define ARCH_TIMER_USR_VT_ACCESS_EN (1 << 8) /* virtual timer registers */ #define ARCH_TIMER_USR_PT_ACCESS_EN (1 << 9) /* physical timer registers */ #define ARCH_TIMER_EVT_STREAM_FREQ 10000 /* 100us */ struct arch_timer_kvm_info { struct timecounter timecounter; int virtual_irq; }; #ifdef CONFIG_ARM_ARCH_TIMER extern u32 arch_timer_get_rate(void); extern u64 (*arch_timer_read_counter)(void); extern struct arch_timer_kvm_info *arch_timer_get_kvm_info(void); #else static inline u32 arch_timer_get_rate(void) { return 0; } static inline u64 arch_timer_read_counter(void) { return 0; } #endif #endif nds-private-remove&id=eeee74a4f6625b77c3e8db0693c2d4546507ba0d'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/tools/perf/builtin-c2c.c'> <input type='hidden' name='h' value='nds-private-remove'/><input type='hidden' name='id' value='eeee74a4f6625b77c3e8db0693c2d4546507ba0d'/><select name='qt'> <option value='grep'>log msg</option> <option value='author'>author</option> <option value='committer'>committer</option> <option value='range'>range</option> </select> <input class='txt' type='search' size='10' name='q' value=''/> <input type='submit' value='search'/> </form> </td></tr></table> <div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/log/?h=nds-private-remove&id=eeee74a4f6625b77c3e8db0693c2d4546507ba0d'>root</a>/<a href='/cgit.cgi/linux/net-next.git/log/tools?h=nds-private-remove&id=eeee74a4f6625b77c3e8db0693c2d4546507ba0d'>tools</a>/<a href='/cgit.cgi/linux/net-next.git/log/tools/perf?h=nds-private-remove&id=eeee74a4f6625b77c3e8db0693c2d4546507ba0d'>perf</a>/<a href='/cgit.cgi/linux/net-next.git/log/tools/perf/builtin-c2c.c?h=nds-private-remove&id=eeee74a4f6625b77c3e8db0693c2d4546507ba0d'>builtin-c2c.c</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/cgit.cgi/linux/net-next.git/log/tools/perf/builtin-c2c.c?h=nds-private-remove&id=eeee74a4f6625b77c3e8db0693c2d4546507ba0d&showmsg=1'>Expand</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>