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/** OpenFirmware command structure
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/** OpenFirmware command structure
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 *
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 *
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 */
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 */
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typedef struct {
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typedef struct {
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    const char *service;          /**< Command name */
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    const char *service;          /**< Command name */
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    unsigned int nargs;           /**< Number of in arguments */
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    unsigned long nargs;          /**< Number of in arguments */
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    unsigned int nret;            /**< Number of out arguments */
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    unsigned long nret;           /**< Number of out arguments */
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    ofw_arg_t args[MAX_OFW_ARGS]; /**< List of arguments */
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    ofw_arg_t args[MAX_OFW_ARGS]; /**< List of arguments */
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} ofw_args_t;
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} ofw_args_t;
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typedef void (*ofw_entry)(ofw_args_t *);
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typedef void (*ofw_entry)(ofw_args_t *);
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phandle ofw_root;
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phandle ofw_root;
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ihandle ofw_mmu;
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ihandle ofw_mmu;
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phandle ofw_memory;
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phandle ofw_memory;
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phandle ofw_aliases;
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phandle ofw_aliases;
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static int ofw_call(const char *service, const int nargs, const int nret, ofw_arg_t *rets, ...)
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static unsigned long ofw_call(const char *service, const int nargs, const int nret, ofw_arg_t *rets, ...)
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{
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{
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    va_list list;
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    va_list list;
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    ofw_args_t args;
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    ofw_args_t args;
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    int i;
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    int i;
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