gemini_lpcvar.h revision 1.2.4.2
1 1.2.4.2 mjf /* $NetBSD: gemini_lpcvar.h,v 1.2.4.2 2009/01/17 13:27:52 mjf Exp $ */ 2 1.2.4.2 mjf 3 1.2.4.2 mjf #ifndef _ARM_GEMINI_LPCVAR_H 4 1.2.4.2 mjf #define _ARM_GEMINI_LPCVAR_H 5 1.2.4.2 mjf 6 1.2.4.2 mjf #include <sys/types.h> 7 1.2.4.2 mjf #include <sys/device.h> 8 1.2.4.2 mjf #include <machine/bus.h> 9 1.2.4.2 mjf 10 1.2.4.2 mjf #define GEMINI_LPC_LDN_ALL -1 /* "global" LDN */ 11 1.2.4.2 mjf 12 1.2.4.2 mjf typedef void * lpctag_t; 13 1.2.4.2 mjf typedef void * lpcintrtag_t; 14 1.2.4.2 mjf 15 1.2.4.2 mjf typedef struct gemini_lpc_attach_args { 16 1.2.4.2 mjf lpctag_t lpc_tag; 17 1.2.4.2 mjf uint lpc_ldn; 18 1.2.4.2 mjf bus_addr_t lpc_base; 19 1.2.4.2 mjf bus_addr_t lpc_addr; 20 1.2.4.2 mjf bus_size_t lpc_size; 21 1.2.4.2 mjf uint lpc_intr; 22 1.2.4.2 mjf bus_space_tag_t lpc_iot; 23 1.2.4.2 mjf } gemini_lpc_attach_args_t; 24 1.2.4.2 mjf 25 1.2.4.2 mjf /* la_flags */ 26 1.2.4.2 mjf #define LPC_FL_ENABLED 0x01 /* device is enabled */ 27 1.2.4.2 mjf 28 1.2.4.2 mjf typedef struct gemini_lpc_bus_ops { 29 1.2.4.2 mjf uint8_t (*lpc_pnp_read)(lpctag_t, int, uint); 30 1.2.4.2 mjf void (*lpc_pnp_write)(lpctag_t, int, uint, uint8_t); 31 1.2.4.2 mjf void (*lpc_pnp_enter)(lpctag_t); 32 1.2.4.2 mjf void (*lpc_pnp_exit)(lpctag_t); 33 1.2.4.2 mjf void *(*lpc_intr_establish)(lpctag_t, uint, int, int, 34 1.2.4.2 mjf int (*)(void *), void *); 35 1.2.4.2 mjf void (*lpc_intr_disestablish)(lpctag_t, void *); 36 1.2.4.2 mjf } gemini_lpc_bus_ops_t; 37 1.2.4.2 mjf 38 1.2.4.2 mjf typedef struct gemini_lpc_softc { 39 1.2.4.2 mjf struct device sc_dev; 40 1.2.4.2 mjf bus_addr_t sc_addr; 41 1.2.4.2 mjf bus_size_t sc_size; 42 1.2.4.2 mjf int sc_intr; 43 1.2.4.2 mjf bus_space_tag_t sc_iot; 44 1.2.4.2 mjf bus_space_handle_t sc_ioh; 45 1.2.4.2 mjf void *sc_lpchctag; 46 1.2.4.2 mjf struct gemini_lpc_bus_ops *sc_bus_ops; 47 1.2.4.2 mjf } gemini_lpc_softc_t; 48 1.2.4.2 mjf 49 1.2.4.2 mjf 50 1.2.4.2 mjf static inline uint8_t 51 1.2.4.2 mjf lpc_pnp_read(lpctag_t tag, int ldn, uint off) 52 1.2.4.2 mjf { 53 1.2.4.2 mjf gemini_lpc_softc_t *sc = tag; 54 1.2.4.2 mjf return (*sc->sc_bus_ops->lpc_pnp_read)(tag, ldn, off); 55 1.2.4.2 mjf } 56 1.2.4.2 mjf 57 1.2.4.2 mjf static inline void 58 1.2.4.2 mjf lpc_pnp_write(lpctag_t tag, int ldn, uint off, uint8_t val) 59 1.2.4.2 mjf { 60 1.2.4.2 mjf gemini_lpc_softc_t *sc = tag; 61 1.2.4.2 mjf return (*sc->sc_bus_ops->lpc_pnp_write)(tag, ldn, off, val); 62 1.2.4.2 mjf } 63 1.2.4.2 mjf 64 1.2.4.2 mjf static inline void 65 1.2.4.2 mjf lpc_pnp_enter(lpctag_t tag) 66 1.2.4.2 mjf { 67 1.2.4.2 mjf gemini_lpc_softc_t *sc = tag; 68 1.2.4.2 mjf return (*sc->sc_bus_ops->lpc_pnp_enter)(tag); 69 1.2.4.2 mjf } 70 1.2.4.2 mjf 71 1.2.4.2 mjf static inline void 72 1.2.4.2 mjf lpc_pnp_exit(lpctag_t tag) 73 1.2.4.2 mjf { 74 1.2.4.2 mjf gemini_lpc_softc_t *sc = tag; 75 1.2.4.2 mjf return (*sc->sc_bus_ops->lpc_pnp_exit)(tag); 76 1.2.4.2 mjf } 77 1.2.4.2 mjf 78 1.2.4.2 mjf static inline void * 79 1.2.4.2 mjf lpc_intr_establish(lpctag_t tag, uint intr, int ipl, int ist, 80 1.2.4.2 mjf int (*func)(void *), void *arg) 81 1.2.4.2 mjf { 82 1.2.4.2 mjf gemini_lpc_softc_t *sc = tag; 83 1.2.4.2 mjf void *ih; 84 1.2.4.2 mjf 85 1.2.4.2 mjf ih = (*sc->sc_bus_ops->lpc_intr_establish) 86 1.2.4.2 mjf (tag, intr, ipl, ist, func, arg); 87 1.2.4.2 mjf 88 1.2.4.2 mjf return ih; 89 1.2.4.2 mjf } 90 1.2.4.2 mjf 91 1.2.4.2 mjf static inline void 92 1.2.4.2 mjf lpc_intr_disestablish(lpctag_t tag, void *ih) 93 1.2.4.2 mjf { 94 1.2.4.2 mjf gemini_lpc_softc_t *sc = tag; 95 1.2.4.2 mjf return (*sc->sc_bus_ops->lpc_intr_disestablish)(tag, ih); 96 1.2.4.2 mjf } 97 1.2.4.2 mjf 98 1.2.4.2 mjf 99 1.2.4.2 mjf 100 1.2.4.2 mjf 101 1.2.4.2 mjf 102 1.2.4.2 mjf #endif /* _ARM_GEMINI_LPCVAR_H */ 103
Indexes created Fri Oct 03 02:09:57 GMT 2025