| 35,16 → 35,72 |
|---|
| |
| typedef __u32 ofw_arg_t; |
| typedef __u32 ihandle; |
| typedef __u32 phandle; |
| |
| struct ofw_args_t { |
| const char *service; |
| int nargs; |
| int nret; |
| ofw_arg_t args[MAX_OFW_ARGS]; |
| }; |
| /** OpenFirmware command structure |
| * |
| */ |
| typedef struct { |
| const char *service; /**< Command name */ |
| __u32 nargs; /**< Number of in arguments */ |
| __u32 nret; /**< Number of out arguments */ |
| ofw_arg_t args[MAX_OFW_ARGS]; /**< List of arguments */ |
| } ofw_args_t; |
| |
| typedef void (*ofw_entry)(struct ofw_args_t *); |
| /** OpenFirmware device address range structure |
| * |
| */ |
| typedef struct { |
| __u32 space; |
| __u32 address; |
| __u32 size; |
| } address_range_t; |
| |
| /** OpenFirmware device interrupt structure |
| * |
| */ |
| typedef struct { |
| __u32 line; /**< Interrupt number */ |
| __u32 flags; /**< Interrupt flags/logic */ |
| } interrupt_info_t; |
| |
| /** OpenFirmware property structure |
| * |
| */ |
| typedef struct property_t { |
| char *name; /**< Property name */ |
| __u32 length; /**< Value length */ |
| char *value; /**< Property value */ |
| struct property_t *next; /**< Next property in list */ |
| } property_t; |
| |
| /** OpenFirmware device descritor |
| * |
| */ |
| typedef struct device_node_t { |
| char *name; /**< Device name */ |
| char *type; /**< Device type */ |
| phandle node; /**< Device handle */ |
| |
| __u32 n_addrs; /**< Number of address ranges */ |
| address_range_t *addrs; /**< Address ranges list */ |
| |
| __u32 n_intrs; /**< Number of interrupts */ |
| interrupt_info_t *intrs; /**< Interrupts list */ |
| |
| char *full_name; /**< Device full name */ |
| |
| property_t *properties; /**< Device properties */ |
| |
| struct device_node_t *parent; /**< Parent device */ |
| struct device_node_t *child; /**< First child in tree */ |
| struct device_node_t *sibling; /**< Next device on tree level */ |
| struct device_node_t *next; /**< Next device of the same type */ |
| struct device_node_t *next_all; /**< Next device in list of all nodes */ |
| } device_node_t; |
| |
| typedef void (*ofw_entry)(ofw_args_t *); |
| |
| extern ofw_entry ofw; |
| |
| extern void ofw_init(void); |
| 51,6 → 107,8 |
|---|
| extern void ofw_done(void); |
| extern int ofw_call(const char *service, const int nargs, const int nret, ...); |
| extern void ofw_putchar(const char ch); |
| extern phandle ofw_find_device(const char *name); |
| extern int ofw_get_property(const phandle device, const char *name, void *buf, const int buflen); |
| extern void putchar(const char ch); |
| |
| #endif |