include/clocksource/timer-ti-dm.h
Source file repositories/reference/linux-study-clean/include/clocksource/timer-ti-dm.h
File Facts
- System
- Linux kernel
- Corpus path
include/clocksource/timer-ti-dm.h- Extension
.h- Size
- 5008 bytes
- Lines
- 137
- Domain
- Repository Root And Misc
- Bucket
- include
- Inferred role
- Repository Root And Misc: implementation source
- Status
- source implementation candidate
Why This File Exists
Top-level or miscellaneous repository surface. Use this as map coverage unless a later manual pass promotes the file into a deeper subsystem dossier.
- Top-level or miscellaneous repository surface. Use this as map coverage unless a later manual pass promotes the file into a deeper subsystem dossier.
- Defines or uses C structs; map object ownership, embedded links, reference counts, and lock ownership.
Dependency Surface
linux/delay.hlinux/io.hlinux/platform_device.h
Detected Declarations
struct omap_dm_timer
Annotated Snippet
struct omap_dm_timer {
};
u32 omap_dm_timer_modify_idlect_mask(u32 inputmask);
/*
* Do not use the defines below, they are not needed. They should be only
* used by dmtimer.c and sys_timer related code.
*/
/*
* The interrupt registers are different between v1 and v2 ip.
* These registers are offsets from timer->iobase.
*/
#define OMAP_TIMER_ID_OFFSET 0x00
#define OMAP_TIMER_OCP_CFG_OFFSET 0x10
#define OMAP_TIMER_V1_SYS_STAT_OFFSET 0x14
#define OMAP_TIMER_V1_STAT_OFFSET 0x18
#define OMAP_TIMER_V1_INT_EN_OFFSET 0x1c
#define OMAP_TIMER_V2_IRQSTATUS_RAW 0x24
#define OMAP_TIMER_V2_IRQSTATUS 0x28
#define OMAP_TIMER_V2_IRQENABLE_SET 0x2c
#define OMAP_TIMER_V2_IRQENABLE_CLR 0x30
/*
* The functional registers have a different base on v1 and v2 ip.
* These registers are offsets from timer->func_base. The func_base
* is samae as io_base for v1 and io_base + 0x14 for v2 ip.
*
*/
#define OMAP_TIMER_V2_FUNC_OFFSET 0x14
#define _OMAP_TIMER_WAKEUP_EN_OFFSET 0x20
#define _OMAP_TIMER_CTRL_OFFSET 0x24
#define OMAP_TIMER_CTRL_GPOCFG (1 << 14)
#define OMAP_TIMER_CTRL_CAPTMODE (1 << 13)
#define OMAP_TIMER_CTRL_PT (1 << 12)
#define OMAP_TIMER_CTRL_TCM_LOWTOHIGH (0x1 << 8)
#define OMAP_TIMER_CTRL_TCM_HIGHTOLOW (0x2 << 8)
#define OMAP_TIMER_CTRL_TCM_BOTHEDGES (0x3 << 8)
#define OMAP_TIMER_CTRL_SCPWM (1 << 7)
#define OMAP_TIMER_CTRL_CE (1 << 6) /* compare enable */
#define OMAP_TIMER_CTRL_PRE (1 << 5) /* prescaler enable */
#define OMAP_TIMER_CTRL_PTV_SHIFT 2 /* prescaler value shift */
#define OMAP_TIMER_CTRL_POSTED (1 << 2)
#define OMAP_TIMER_CTRL_AR (1 << 1) /* auto-reload enable */
#define OMAP_TIMER_CTRL_ST (1 << 0) /* start timer */
#define _OMAP_TIMER_COUNTER_OFFSET 0x28
#define _OMAP_TIMER_LOAD_OFFSET 0x2c
#define _OMAP_TIMER_TRIGGER_OFFSET 0x30
#define _OMAP_TIMER_WRITE_PEND_OFFSET 0x34
#define WP_NONE 0 /* no write pending bit */
#define WP_TCLR (1 << 0)
#define WP_TCRR (1 << 1)
#define WP_TLDR (1 << 2)
#define WP_TTGR (1 << 3)
#define WP_TMAR (1 << 4)
#define WP_TPIR (1 << 5)
#define WP_TNIR (1 << 6)
#define WP_TCVR (1 << 7)
#define WP_TOCR (1 << 8)
#define WP_TOWR (1 << 9)
#define _OMAP_TIMER_MATCH_OFFSET 0x38
#define _OMAP_TIMER_CAPTURE_OFFSET 0x3c
#define _OMAP_TIMER_IF_CTRL_OFFSET 0x40
#define _OMAP_TIMER_CAPTURE2_OFFSET 0x44 /* TCAR2, 34xx only */
#define _OMAP_TIMER_TICK_POS_OFFSET 0x48 /* TPIR, 34xx only */
#define _OMAP_TIMER_TICK_NEG_OFFSET 0x4c /* TNIR, 34xx only */
#define _OMAP_TIMER_TICK_COUNT_OFFSET 0x50 /* TCVR, 34xx only */
#define _OMAP_TIMER_TICK_INT_MASK_SET_OFFSET 0x54 /* TOCR, 34xx only */
#define _OMAP_TIMER_TICK_INT_MASK_COUNT_OFFSET 0x58 /* TOWR, 34xx only */
#endif /* __CLOCKSOURCE_DMTIMER_H */
Annotation
- Immediate include surface: `linux/delay.h`, `linux/io.h`, `linux/platform_device.h`.
- Detected declarations: `struct omap_dm_timer`.
- Atlas domain: Repository Root And Misc / include.
- Implementation status: source implementation candidate.
Implementation Notes
- This generated page is the file-by-file coverage layer; curated subsystem chapters should link here when they synthesize a multi-file control flow.
- Core OS pages should be promoted from atlas-only to deep-reviewed when they explain data structures, invariants, locking, lifecycle, and C implementation snippets.
- Driver-family pages are intentionally pattern-oriented unless they are part of the selected PCIe/NVMe representative device path.