Subversion Repositories HelenOS-historic

Compare Revisions

Ignore whitespace Rev 190 → Rev 191

/SPARTAN/trunk/arch/ppc/include/asm/macro.h
74,6 → 74,9
#define r30 30
#define r31 31
 
/* GPR Aliases */
#define sp 1
 
/* Floating Point Registers (FPRs) */
#define fr0 0
#define fr1 1
/SPARTAN/trunk/arch/ppc/include/asm.h
1,5 → 1,5
/*
* Copyright (C) 2005 Jakub Jermar
* Copyright (C) 2005 Martin Decky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
32,6 → 32,45
#include <arch/types.h>
#include <config.h>
 
/** Set priority level low
*
* Enable interrupts and return previous
* value of EE.
*/
static inline pri_t cpu_priority_low(void) {
pri_t v;
__asm__ volatile (
"\n"
: "=r" (v)
);
return v;
}
 
/** Set priority level high
*
* Disable interrupts and return previous
* value of EE.
*/
static inline pri_t cpu_priority_high(void) {
pri_t v;
__asm__ volatile (
"\n"
: "=r" (v)
);
return v;
}
 
/** Restore priority level
*
* Restore EE.
*/
static inline void cpu_priority_restore(pri_t pri) {
__asm__ volatile (
"\n"
: : "r" (pri)
);
}
 
/* TODO: implement the real stuff */
static inline __address get_stack_base(void)
{
/SPARTAN/trunk/arch/ppc/include/drivers/ofw.h
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