klconfig.h

umon bootloader source code, support mips cpu.

#define CPU_STRUCT_VERSION   2

typedef struct klhub_s {			/* HUB */
	klinfo_t 	hub_info;
	uint 		hub_flags;		/* PCFG_HUB_xxx flags */
	klport_t	hub_port;		/* hub is connected to this */
	nic_t		hub_box_nic;		/* nic of containing box */
	klconf_off_t	hub_mfg_nic;		/* MFG NIC string */
	u64		hub_speed;		/* Speed of hub in HZ */
} klhub_t ;

typedef struct klhub_uart_s {			/* HUB */
	klinfo_t 	hubuart_info;
	uint 		hubuart_flags;		/* PCFG_HUB_xxx flags */
	nic_t		hubuart_box_nic;	/* nic of containing box */
} klhub_uart_t ;

#define MEMORY_STRUCT_VERSION   2

typedef struct klmembnk_s {			/* MEMORY BANK */
	klinfo_t 	membnk_info;
    	short 		membnk_memsz;		/* Total memory in megabytes */
	short		membnk_dimm_select; /* bank to physical addr mapping*/
	short		membnk_bnksz[MD_MEM_BANKS]; /* Memory bank sizes */
	short		membnk_attr;
} klmembnk_t ;

#define KLCONFIG_MEMBNK_SIZE(_info, _bank)	\
                            ((_info)->membnk_bnksz[(_bank)])


#define MEMBNK_PREMIUM 1
#define KLCONFIG_MEMBNK_PREMIUM(_info, _bank)	\
                            ((_info)->membnk_attr & (MEMBNK_PREMIUM << (_bank)))

#define MAX_SERIAL_NUM_SIZE 10

typedef struct klmod_serial_num_s {
      klinfo_t        snum_info;
      union {
              char snum_str[MAX_SERIAL_NUM_SIZE];
              unsigned long long       snum_int;
      } snum;
} klmod_serial_num_t;

/* Macros needed to access serial number structure in lboard_t.
   Hard coded values are necessary since we cannot treat
   serial number struct as a component without losing compatibility
   between prom versions. */

#define GET_SNUM_COMP(_l) 	((klmod_serial_num_t *)\
				KLCF_COMP(_l, _l->brd_numcompts))

#define MAX_XBOW_LINKS 16

typedef struct klxbow_s {                          /* XBOW */
	klinfo_t 	xbow_info ;
    	klport_t	xbow_port_info[MAX_XBOW_LINKS] ; /* Module number */
        int		xbow_master_hub_link;
        /* type of brd connected+component struct ptr+flags */
} klxbow_t ;

#define MAX_PCI_SLOTS 8

typedef struct klpci_device_s {
	s32	pci_device_id;	/* 32 bits of vendor/device ID. */
	s32	pci_device_pad;	/* 32 bits of padding. */
} klpci_device_t;

#define BRIDGE_STRUCT_VERSION	2

typedef struct klbri_s {                          /* BRIDGE */
	klinfo_t 	bri_info ;
    	unsigned char	bri_eprominfo ;    /* IO6prom connected to bridge */
    	unsigned char	bri_bustype ;      /* PCI/VME BUS bridge/GIO */
    	pci_t    	pci_specific  ;    /* PCI Board config info */
	klpci_device_t	bri_devices[MAX_PCI_DEVS] ;	/* PCI IDs */
	klconf_off_t	bri_mfg_nic ;
} klbri_t ;

#define MAX_IOC3_TTY	2

typedef struct klioc3_s {                          /* IOC3 */
	klinfo_t 	ioc3_info ;
    	unsigned char	ioc3_ssram ;        /* Info about ssram */
    	unsigned char	ioc3_nvram ;        /* Info about nvram */
    	klinfo_t	ioc3_superio ;      /* Info about superio */
	klconf_off_t	ioc3_tty_off ;
	klinfo_t	ioc3_enet ;
	klconf_off_t	ioc3_enet_off ;
	klconf_off_t	ioc3_kbd_off ;
} klioc3_t ;

#define MAX_VME_SLOTS 8

typedef struct klvmeb_s {                          /* VME BRIDGE - PCI CTLR */
	klinfo_t 	vmeb_info ;
	vmeb_t		vmeb_specific ;
    	klconf_off_t   	vmeb_brdinfo[MAX_VME_SLOTS]   ;    /* VME Board config info */
} klvmeb_t ;

typedef struct klvmed_s {                          /* VME DEVICE - VME BOARD */
	klinfo_t	vmed_info ;
	vmed_t		vmed_specific ;
    	klconf_off_t   	vmed_brdinfo[MAX_VME_SLOTS]   ;    /* VME Board config info */
} klvmed_t ;

#define ROUTER_VECTOR_VERS	2

/* XXX - Don't we need the number of ports here?!? */
typedef struct klrou_s {                          /* ROUTER */
	klinfo_t 	rou_info ;
	uint		rou_flags ;           /* PCFG_ROUTER_xxx flags */
	nic_t		rou_box_nic ;         /* nic of the containing module */
    	klport_t 	rou_port[MAX_ROUTER_PORTS + 1] ; /* array index 1 to 6 */
	klconf_off_t	rou_mfg_nic ;     /* MFG NIC string */
	u64	rou_vector;	  /* vector from master node */
} klrou_t ;

/*
 *  Graphics Controller/Device
 *
 *  (IP27/IO6) Prom versions 6.13 (and 6.5.1 kernels) and earlier
 *  used a couple different structures to store graphics information.
 *  For compatibility reasons, the newer data structure preserves some
 *  of the layout so that fields that are used in the old versions remain
 *  in the same place (with the same info).  Determination of what version
 *  of this structure we have is done by checking the cookie field.
 */
#define KLGFX_COOKIE	0x0c0de000

typedef struct klgfx_s {		/* GRAPHICS Device */
	klinfo_t 	gfx_info;
	klconf_off_t    old_gndevs;	/* for compatibility with older proms */
	klconf_off_t    old_gdoff0;	/* for compatibility with older proms */
	uint		cookie;		/* for compatibility with older proms */
	uint		moduleslot;
	struct klgfx_s	*gfx_next_pipe;
	graphics_t	gfx_specific;
	klconf_off_t    pad0;		/* for compatibility with older proms */
	klconf_off_t    gfx_mfg_nic;
} klgfx_t;

typedef struct klxthd_s {
	klinfo_t 	xthd_info ;
	klconf_off_t	xthd_mfg_nic ;        /* MFG NIC string */
} klxthd_t ;

typedef struct kltpu_s {                     /* TPU board */
	klinfo_t 	tpu_info ;
	klconf_off_t	tpu_mfg_nic ;        /* MFG NIC string */
} kltpu_t ;

typedef struct klgsn_s {                     /* GSN board */
	klinfo_t 	gsn_info ;
	klconf_off_t	gsn_mfg_nic ;        /* MFG NIC string */
} klgsn_t ;

#define MAX_SCSI_DEVS 16

/*
 * NOTE: THis is the max sized kl* structure and is used in klmalloc.c
 * to allocate space of type COMPONENT. Make sure that if the size of
 * any other component struct becomes more than this, then redefine
 * that as the size to be klmalloced.
 */

typedef struct klscsi_s {                          /* SCSI Controller */
	klinfo_t 	scsi_info ;
    	scsi_t       	scsi_specific   ;
	unsigned char 	scsi_numdevs ;
	klconf_off_t	scsi_devinfo[MAX_SCSI_DEVS] ;
} klscsi_t ;

typedef struct klscdev_s {                          /* SCSI device */
	klinfo_t 	scdev_info ;
	struct scsidisk_data *scdev_cfg ; /* driver fills up this */
} klscdev_t ;

typedef struct klttydev_s {                          /* TTY device */
	klinfo_t 	ttydev_info ;
	struct terminal_data *ttydev_cfg ; /* driver fills up this */
} klttydev_t ;

typedef struct klenetdev_s {                          /* ENET device */
	klinfo_t 	enetdev_info ;
	struct net_data *enetdev_cfg ; /* driver fills up this */
} klenetdev_t ;

typedef struct klkbddev_s {                          /* KBD device */
	klinfo_t 	kbddev_info ;
	struct keyboard_data *kbddev_cfg ; /* driver fills up this */
} klkbddev_t ;

typedef struct klmsdev_s {                          /* mouse device */
        klinfo_t        msdev_info ;
        void 		*msdev_cfg ;
} klmsdev_t ;

#define MAX_FDDI_DEVS 10 /* XXX Is this true */

typedef struct klfddi_s {                          /* FDDI */
	klinfo_t 	fddi_info ;
    	fddi_t        	fddi_specific ;
	klconf_off_t	fddi_devinfo[MAX_FDDI_DEVS] ;
} klfddi_t ;

typedef struct klmio_s {                          /* MIO */
	klinfo_t 	mio_info ;
    	mio_t       	mio_specific   ;
} klmio_t ;


typedef union klcomp_s {
	klcpu_t		kc_cpu;
	klhub_t		kc_hub;
	klmembnk_t 	kc_mem;
	klxbow_t  	kc_xbow;
	klbri_t		kc_bri;
	klioc3_t	kc_ioc3;
	klvmeb_t	kc_vmeb;
	klvmed_t	kc_vmed;
	klrou_t		kc_rou;
	klgfx_t		kc_gfx;
	klscsi_t	kc_scsi;
	klscdev_t	kc_scsi_dev;
	klfddi_t	kc_fddi;
	klmio_t		kc_mio;
	klmod_serial_num_t kc_snum ;
} klcomp_t;

typedef union kldev_s {      /* for device structure allocation */
	klscdev_t	kc_scsi_dev ;
	klttydev_t	kc_tty_dev ;
	klenetdev_t	kc_enet_dev ;
	klkbddev_t 	kc_kbd_dev ;
} kldev_t ;

/* Data structure interface routines. TBD */

/* Include launch info in this file itself? TBD */

/*
 * TBD - Can the ARCS and device driver related info also be included in the
 * KLCONFIG area. On the IO4PROM, prom device driver info is part of cfgnode_t
 * structure, viz private to the IO4prom.
 */

/*
 * TBD - Allocation issues.
 *
 * Do we need to Mark off sepatate heaps for lboard_t, rboard_t, component,
 * errinfo and allocate from them, or have a single heap and allocate all
 * structures from it. Debug is easier in the former method since we can
 * dump all similar structs in one command, but there will be lots of holes,
 * in memory and max limits are needed for number of structures.
 * Another way to make it organized, is to have a union of all components
 * and allocate a aligned chunk of memory greater than the biggest
 * component.
 */

typedef union {
	lboard_t *lbinfo ;
} biptr_t ;


#define BRI_PER_XBOW 6
#define PCI_PER_BRI  8
#define DEV_PER_PCI  16


/* Virtual dipswitch values (starting from switch "7"): */

#define VDS_NOGFX		0x8000	/* Don't enable gfx and autoboot */
#define VDS_NOMP		0x100	/* Don't start slave processors */
#define VDS_MANUMODE		0x80	/* Manufacturing mode */
#define VDS_NOARB		0x40	/* No bootmaster arbitration */
#define VDS_PODMODE		0x20	/* Go straight to POD mode */
#define VDS_NO_DIAGS		0x10	/* Don't run any diags after BM arb */
#define VDS_DEFAULTS		0x08	/* Use default environment values */
#define VDS_NOMEMCLEAR		0x04	/* Don't run mem cfg code */
#define VDS_2ND_IO4		0x02	/* Boot from the second IO4 */
#define VDS_DEBUG_PROM		0x01	/* Print PROM debugging messages */

/* external declarations of Linux kernel functions. */

extern lboard_t *find_lboard(lboard_t *start, unsigned char type);
extern klinfo_t *find_component(lboard_t *brd, klinfo_t *kli, unsigned char type);
extern klinfo_t *find_first_component(lboard_t *brd, unsigned char type);
extern klcpu_t *nasid_slice_to_cpuinfo(nasid_t, int);
extern lboard_t *find_lboard_class(lboard_t *start, unsigned char brd_class);


#if defined(CONFIG_SGI_IO)
extern xwidgetnum_t nodevertex_widgetnum_get(vertex_hdl_t node_vtx);
extern vertex_hdl_t nodevertex_xbow_peer_get(vertex_hdl_t node_vtx);
extern lboard_t *find_gfxpipe(int pipenum);
extern void setup_gfxpipe_link(vertex_hdl_t vhdl,int pipenum);
extern lboard_t *find_lboard_module_class(lboard_t *start, moduleid_t mod,
                                               unsigned char brd_class);
extern lboard_t *find_nic_lboard(lboard_t *, nic_t);
extern lboard_t *find_nic_type_lboard(nasid_t, unsigned char, nic_t);
extern lboard_t *find_lboard_modslot(lboard_t *start, moduleid_t mod, slotid_t slot);
extern lboard_t *find_lboard_module(lboard_t *start, moduleid_t mod);
extern lboard_t *get_board_name(nasid_t nasid, moduleid_t mod, slotid_t slot, char *name);
extern int	config_find_nic_router(nasid_t, nic_t, lboard_t **, klrou_t**);
extern int	config_find_nic_hub(nasid_t, nic_t, lboard_t **, klhub_t**);
extern int	config_find_xbow(nasid_t, lboard_t **, klxbow_t**);
extern klcpu_t *get_cpuinfo(cpuid_t cpu);
extern int 	update_klcfg_cpuinfo(nasid_t, int);
extern void 	board_to_path(lboard_t *brd, char *path);
extern moduleid_t get_module_id(nasid_t nasid);
extern void 	nic_name_convert(char *old_name, char *new_name);
extern int 	module_brds(nasid_t nasid, lboard_t **module_brds, int n);
extern lboard_t *brd_from_key(ulong_t key);
extern void 	device_component_canonical_name_get(lboard_t *,klinfo_t *,
						    char *);
extern int	board_serial_number_get(lboard_t *,char *);
extern int	is_master_baseio(nasid_t,moduleid_t,slotid_t);
extern nasid_t	get_actual_nasid(lboard_t *brd) ;
extern net_vec_t klcfg_discover_route(lboard_t *, lboard_t *, int);
#else	/* CONFIG_SGI_IO */
extern klcpu_t *sn_get_cpuinfo(cpuid_t cpu);
#endif	/* CONFIG_SGI_IO */

#endif /* _ASM_SN_KLCONFIG_H */