| acpi_timer.c (170289) | acpi_timer.c (171657) |
|---|---|
| 1/*- 2 * Copyright (c) 2000, 2001 Michael Smith 3 * Copyright (c) 2000 BSDi 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: --- 12 unchanged lines hidden (view full) --- 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2000, 2001 Michael Smith 3 * Copyright (c) 2000 BSDi 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: --- 12 unchanged lines hidden (view full) --- 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28#include <sys/cdefs.h> |
| 29__FBSDID("$FreeBSD: head/sys/dev/acpica/acpi_timer.c 170289 2007-06-04 18:25:08Z dwmalone $"); | 29__FBSDID("$FreeBSD: head/sys/dev/acpica/acpi_timer.c 171657 2007-07-30 15:21:26Z njl $"); |
| 30 31#include "opt_acpi.h" 32#include <sys/param.h> 33#include <sys/bus.h> 34#include <sys/kernel.h> 35#include <sys/module.h> 36#include <sys/sysctl.h> 37#include <sys/timetc.h> --- 53 unchanged lines hidden (view full) --- 91MODULE_DEPEND(acpi_timer, acpi, 1, 1, 1); 92 93static struct timecounter acpi_timer_timecounter = { 94 acpi_timer_get_timecount_safe, /* get_timecount function */ 95 0, /* no poll_pps */ 96 0, /* no default counter_mask */ 97 0, /* no default frequency */ 98 "ACPI", /* name */ | 30 31#include "opt_acpi.h" 32#include <sys/param.h> 33#include <sys/bus.h> 34#include <sys/kernel.h> 35#include <sys/module.h> 36#include <sys/sysctl.h> 37#include <sys/timetc.h> --- 53 unchanged lines hidden (view full) --- 91MODULE_DEPEND(acpi_timer, acpi, 1, 1, 1); 92 93static struct timecounter acpi_timer_timecounter = { 94 acpi_timer_get_timecount_safe, /* get_timecount function */ 95 0, /* no poll_pps */ 96 0, /* no default counter_mask */ 97 0, /* no default frequency */ 98 "ACPI", /* name */ |
| 99 1000 /* quality */ | 99 -1 /* quality (chosen later) */ |
| 100}; 101 102static u_int 103acpi_timer_read() 104{ 105 return (bus_space_read_4(acpi_timer_bst, acpi_timer_bsh, 0)); 106} 107 --- 72 unchanged lines hidden (view full) --- 180 printf("ACPI timer:"); 181 for (i = 0; i < 10; i++) 182 j += acpi_timer_test(); 183 if (bootverbose) 184 printf(" -> %d\n", j); 185 if (j == 10) { 186 acpi_timer_timecounter.tc_name = "ACPI-fast"; 187 acpi_timer_timecounter.tc_get_timecount = acpi_timer_get_timecount; | 100}; 101 102static u_int 103acpi_timer_read() 104{ 105 return (bus_space_read_4(acpi_timer_bst, acpi_timer_bsh, 0)); 106} 107 --- 72 unchanged lines hidden (view full) --- 180 printf("ACPI timer:"); 181 for (i = 0; i < 10; i++) 182 j += acpi_timer_test(); 183 if (bootverbose) 184 printf(" -> %d\n", j); 185 if (j == 10) { 186 acpi_timer_timecounter.tc_name = "ACPI-fast"; 187 acpi_timer_timecounter.tc_get_timecount = acpi_timer_get_timecount; |
| 188 acpi_timer_timecounter.tc_quality = 1000; |
|
| 188 } else { 189 acpi_timer_timecounter.tc_name = "ACPI-safe"; 190 acpi_timer_timecounter.tc_get_timecount = acpi_timer_get_timecount_safe; | 189 } else { 190 acpi_timer_timecounter.tc_name = "ACPI-safe"; 191 acpi_timer_timecounter.tc_get_timecount = acpi_timer_get_timecount_safe; |
| 192 acpi_timer_timecounter.tc_quality = 850; |
|
| 191 } 192 tc_init(&acpi_timer_timecounter); 193 194 sprintf(desc, "%d-bit timer at 3.579545MHz", 195 (AcpiGbl_FADT.Flags & ACPI_FADT_32BIT_TIMER) ? 32 : 24); 196 device_set_desc_copy(dev, desc); 197 198 /* Release the resource, we'll allocate it again during attach. */ --- 170 unchanged lines hidden --- | 193 } 194 tc_init(&acpi_timer_timecounter); 195 196 sprintf(desc, "%d-bit timer at 3.579545MHz", 197 (AcpiGbl_FADT.Flags & ACPI_FADT_32BIT_TIMER) ? 32 : 24); 198 device_set_desc_copy(dev, desc); 199 200 /* Release the resource, we'll allocate it again during attach. */ --- 170 unchanged lines hidden --- |