mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-12-22 17:53:21 +02:00
936e9b5f26
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@19171 3c298f89-4303-0410-b956-a3cf2f4a3e73
590 lines
20 KiB
C
590 lines
20 KiB
C
/*
|
|
* Misc useful os-independent macros and functions.
|
|
*
|
|
* Copyright 2007, Broadcom Corporation
|
|
* All Rights Reserved.
|
|
*
|
|
* THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
|
|
* KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
|
|
* SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
|
|
* FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
|
|
* $Id$
|
|
*/
|
|
|
|
#ifndef _bcmutils_h_
|
|
#define _bcmutils_h_
|
|
|
|
/* ctype replacement */
|
|
#define _BCM_U 0x01 /* upper */
|
|
#define _BCM_L 0x02 /* lower */
|
|
#define _BCM_D 0x04 /* digit */
|
|
#define _BCM_C 0x08 /* cntrl */
|
|
#define _BCM_P 0x10 /* punct */
|
|
#define _BCM_S 0x20 /* white space (space/lf/tab) */
|
|
#define _BCM_X 0x40 /* hex digit */
|
|
#define _BCM_SP 0x80 /* hard space (0x20) */
|
|
|
|
extern const unsigned char bcm_ctype[];
|
|
#define bcm_ismask(x) (bcm_ctype[(int)(unsigned char)(x)])
|
|
|
|
#define bcm_isalnum(c) ((bcm_ismask(c)&(_BCM_U|_BCM_L|_BCM_D)) != 0)
|
|
#define bcm_isalpha(c) ((bcm_ismask(c)&(_BCM_U|_BCM_L)) != 0)
|
|
#define bcm_iscntrl(c) ((bcm_ismask(c)&(_BCM_C)) != 0)
|
|
#define bcm_isdigit(c) ((bcm_ismask(c)&(_BCM_D)) != 0)
|
|
#define bcm_isgraph(c) ((bcm_ismask(c)&(_BCM_P|_BCM_U|_BCM_L|_BCM_D)) != 0)
|
|
#define bcm_islower(c) ((bcm_ismask(c)&(_BCM_L)) != 0)
|
|
#define bcm_isprint(c) ((bcm_ismask(c)&(_BCM_P|_BCM_U|_BCM_L|_BCM_D|_BCM_SP)) != 0)
|
|
#define bcm_ispunct(c) ((bcm_ismask(c)&(_BCM_P)) != 0)
|
|
#define bcm_isspace(c) ((bcm_ismask(c)&(_BCM_S)) != 0)
|
|
#define bcm_isupper(c) ((bcm_ismask(c)&(_BCM_U)) != 0)
|
|
#define bcm_isxdigit(c) ((bcm_ismask(c)&(_BCM_D|_BCM_X)) != 0)
|
|
#define bcm_tolower(c) (bcm_isupper((c)) ? ((c) + 'a' - 'A') : (c))
|
|
#define bcm_toupper(c) (bcm_islower((c)) ? ((c) + 'A' - 'a') : (c))
|
|
|
|
/* Buffer structure for collecting string-formatted data
|
|
* using bcm_bprintf() API.
|
|
* Use bcm_binit() to initialize before use
|
|
*/
|
|
|
|
struct bcmstrbuf {
|
|
char *buf; /* pointer to current position in origbuf */
|
|
unsigned int size; /* current (residual) size in bytes */
|
|
char *origbuf; /* unmodified pointer to orignal buffer */
|
|
unsigned int origsize; /* unmodified orignal buffer size in bytes */
|
|
};
|
|
|
|
/* ** driver-only section ** */
|
|
#ifdef BCMDRIVER
|
|
#include <osl.h>
|
|
|
|
#define GPIO_PIN_NOTDEFINED 0x20 /* Pin not defined */
|
|
|
|
/*
|
|
* Spin at most 'us' microseconds while 'exp' is true.
|
|
* Caller should explicitly test 'exp' when this completes
|
|
* and take appropriate error action if 'exp' is still true.
|
|
*/
|
|
#define SPINWAIT(exp, us) { \
|
|
uint countdown = (us) + 9; \
|
|
while ((exp) && (countdown >= 10)) {\
|
|
OSL_DELAY(10); \
|
|
countdown -= 10; \
|
|
} \
|
|
}
|
|
|
|
|
|
/* osl multi-precedence packet queue */
|
|
#ifndef PKTQ_LEN_DEFAULT
|
|
#define PKTQ_LEN_DEFAULT 128 /* Max 128 packets */
|
|
#endif
|
|
#ifndef PKTQ_MAX_PREC
|
|
#define PKTQ_MAX_PREC 16 /* Maximum precedence levels */
|
|
#endif
|
|
|
|
typedef struct pktq_prec {
|
|
void *head; /* first packet to dequeue */
|
|
void *tail; /* last packet to dequeue */
|
|
uint16 len; /* number of queued packets */
|
|
uint16 max; /* maximum number of queued packets */
|
|
} pktq_prec_t;
|
|
|
|
|
|
/* multi-priority pkt queue */
|
|
struct pktq {
|
|
uint16 num_prec; /* number of precedences in use */
|
|
uint16 hi_prec; /* rapid dequeue hint (>= highest non-empty prec) */
|
|
uint16 max; /* total max packets */
|
|
uint16 len; /* total number of packets */
|
|
/* q array must be last since # of elements can be either PKTQ_MAX_PREC or 1 */
|
|
struct pktq_prec q[PKTQ_MAX_PREC];
|
|
};
|
|
|
|
/* simple, non-priority pkt queue */
|
|
struct spktq {
|
|
uint16 num_prec; /* number of precedences in use (always 1) */
|
|
uint16 hi_prec; /* rapid dequeue hint (>= highest non-empty prec) */
|
|
uint16 max; /* total max packets */
|
|
uint16 len; /* total number of packets */
|
|
/* q array must be last since # of elements can be either PKTQ_MAX_PREC or 1 */
|
|
struct pktq_prec q[1];
|
|
};
|
|
|
|
#define PKTQ_PREC_ITER(pq, prec) for (prec = (pq)->num_prec - 1; prec >= 0; prec--)
|
|
|
|
/* forward definition of ether_addr structure used by some function prototypes */
|
|
|
|
struct ether_addr;
|
|
|
|
/* operations on a specific precedence in packet queue */
|
|
|
|
#define pktq_psetmax(pq, prec, _max) ((pq)->q[prec].max = (_max))
|
|
#define pktq_plen(pq, prec) ((pq)->q[prec].len)
|
|
#define pktq_pavail(pq, prec) ((pq)->q[prec].max - (pq)->q[prec].len)
|
|
#define pktq_pfull(pq, prec) ((pq)->q[prec].len >= (pq)->q[prec].max)
|
|
#define pktq_pempty(pq, prec) ((pq)->q[prec].len == 0)
|
|
|
|
#define pktq_ppeek(pq, prec) ((pq)->q[prec].head)
|
|
#define pktq_ppeek_tail(pq, prec) ((pq)->q[prec].tail)
|
|
|
|
extern void *pktq_penq(struct pktq *pq, int prec, void *p);
|
|
extern void *pktq_penq_head(struct pktq *pq, int prec, void *p);
|
|
extern void *pktq_pdeq(struct pktq *pq, int prec);
|
|
extern void *pktq_pdeq_tail(struct pktq *pq, int prec);
|
|
/* Empty the queue at particular precedence level */
|
|
extern void pktq_pflush(osl_t *osh, struct pktq *pq, int prec, bool dir);
|
|
/* Remove a specified packet from its queue */
|
|
extern bool pktq_pdel(struct pktq *pq, void *p, int prec);
|
|
|
|
/* operations on a set of precedences in packet queue */
|
|
|
|
extern int pktq_mlen(struct pktq *pq, uint prec_bmp);
|
|
extern void *pktq_mdeq(struct pktq *pq, uint prec_bmp, int *prec_out);
|
|
|
|
/* operations on packet queue as a whole */
|
|
|
|
#define pktq_len(pq) ((int)(pq)->len)
|
|
#define pktq_max(pq) ((int)(pq)->max)
|
|
#define pktq_avail(pq) ((int)((pq)->max - (pq)->len))
|
|
#define pktq_full(pq) ((pq)->len >= (pq)->max)
|
|
#define pktq_empty(pq) ((pq)->len == 0)
|
|
|
|
/* operations for single precedence queues */
|
|
#define pktenq(pq, p) pktq_penq(((struct pktq *)pq), 0, (p))
|
|
#define pktenq_head(pq, p) pktq_penq_head(((struct pktq *)pq), 0, (p))
|
|
#define pktdeq(pq) pktq_pdeq(((struct pktq *)pq), 0)
|
|
#define pktdeq_tail(pq) pktq_pdeq_tail(((struct pktq *)pq), 0)
|
|
#define pktqinit(pq, len) pktq_init(((struct pktq *)pq), 1, len)
|
|
|
|
extern void pktq_init(struct pktq *pq, int num_prec, int max_len);
|
|
/* prec_out may be NULL if caller is not interested in return value */
|
|
extern void *pktq_deq(struct pktq *pq, int *prec_out);
|
|
extern void *pktq_deq_tail(struct pktq *pq, int *prec_out);
|
|
extern void *pktq_peek(struct pktq *pq, int *prec_out);
|
|
extern void *pktq_peek_tail(struct pktq *pq, int *prec_out);
|
|
extern void pktq_flush(osl_t *osh, struct pktq *pq, bool dir); /* Empty the entire queue */
|
|
extern int pktq_setmax(struct pktq *pq, int max_len);
|
|
|
|
/* externs */
|
|
/* packet */
|
|
extern uint pktcopy(osl_t *osh, void *p, uint offset, int len, uchar *buf);
|
|
extern uint pkttotlen(osl_t *osh, void *p);
|
|
extern void *pktlast(osl_t *osh, void *p);
|
|
|
|
/* Get priority from a packet and pass it back in scb (or equiv) */
|
|
extern uint pktsetprio(void *pkt, bool update_vtag);
|
|
#define PKTPRIO_VDSCP 0x100 /* DSCP prio found after VLAN tag */
|
|
#define PKTPRIO_VLAN 0x200 /* VLAN prio found */
|
|
#define PKTPRIO_UPD 0x400 /* DSCP used to update VLAN prio */
|
|
#define PKTPRIO_DSCP 0x800 /* DSCP prio found */
|
|
|
|
/* string */
|
|
extern int BCMROMFN(bcm_atoi)(char *s);
|
|
extern ulong BCMROMFN(bcm_strtoul)(char *cp, char **endp, uint base);
|
|
extern char *BCMROMFN(bcmstrstr)(char *haystack, char *needle);
|
|
extern char *BCMROMFN(bcmstrcat)(char *dest, const char *src);
|
|
extern char *BCMROMFN(bcmstrncat)(char *dest, const char *src, uint size);
|
|
extern ulong wchar2ascii(char *abuf, ushort *wbuf, ushort wbuflen, ulong abuflen);
|
|
/* ethernet address */
|
|
extern char *bcm_ether_ntoa(struct ether_addr *ea, char *buf);
|
|
extern int BCMROMFN(bcm_ether_atoe)(char *p, struct ether_addr *ea);
|
|
|
|
/* ip address */
|
|
struct ipv4_addr;
|
|
extern char *bcm_ip_ntoa(struct ipv4_addr *ia, char *buf);
|
|
|
|
/* delay */
|
|
extern void bcm_mdelay(uint ms);
|
|
/* variable access */
|
|
extern char *getvar(char *vars, const char *name);
|
|
extern int getintvar(char *vars, const char *name);
|
|
extern uint getgpiopin(char *vars, char *pin_name, uint def_pin);
|
|
#ifdef BCMPERFSTATS
|
|
extern void bcm_perf_enable(void);
|
|
extern void bcmstats(char *fmt);
|
|
extern void bcmlog(char *fmt, uint a1, uint a2);
|
|
extern void bcmdumplog(char *buf, int size);
|
|
extern int bcmdumplogent(char *buf, uint idx);
|
|
#else
|
|
#define bcm_perf_enable()
|
|
#define bcmstats(fmt)
|
|
#define bcmlog(fmt, a1, a2)
|
|
#define bcmdumplog(buf, size) *buf = '\0'
|
|
#define bcmdumplogent(buf, idx) -1
|
|
#endif /* BCMPERFSTATS */
|
|
extern char *bcm_nvram_vars(uint *length);
|
|
extern int bcm_nvram_cache(void *sbh);
|
|
|
|
/* Support for sharing code across in-driver iovar implementations.
|
|
* The intent is that a driver use this structure to map iovar names
|
|
* to its (private) iovar identifiers, and the lookup function to
|
|
* find the entry. Macros are provided to map ids and get/set actions
|
|
* into a single number space for a switch statement.
|
|
*/
|
|
|
|
/* iovar structure */
|
|
typedef struct bcm_iovar {
|
|
const char *name; /* name for lookup and display */
|
|
uint16 varid; /* id for switch */
|
|
uint16 flags; /* driver-specific flag bits */
|
|
uint16 type; /* base type of argument */
|
|
uint16 minlen; /* min length for buffer vars */
|
|
} bcm_iovar_t;
|
|
|
|
/* varid definitions are per-driver, may use these get/set bits */
|
|
|
|
/* IOVar action bits for id mapping */
|
|
#define IOV_GET 0 /* Get an iovar */
|
|
#define IOV_SET 1 /* Set an iovar */
|
|
|
|
/* Varid to actionid mapping */
|
|
#define IOV_GVAL(id) ((id)*2)
|
|
#define IOV_SVAL(id) (((id)*2)+IOV_SET)
|
|
#define IOV_ISSET(actionid) ((actionid & IOV_SET) == IOV_SET)
|
|
|
|
/* flags are per-driver based on driver attributes */
|
|
|
|
extern const bcm_iovar_t *bcm_iovar_lookup(const bcm_iovar_t *table, const char *name);
|
|
extern int bcm_iovar_lencheck(const bcm_iovar_t *table, void *arg, int len, bool set);
|
|
|
|
#endif /* BCMDRIVER */
|
|
|
|
/* Base type definitions */
|
|
#define IOVT_VOID 0 /* no value (implictly set only) */
|
|
#define IOVT_BOOL 1 /* any value ok (zero/nonzero) */
|
|
#define IOVT_INT8 2 /* integer values are range-checked */
|
|
#define IOVT_UINT8 3 /* unsigned int 8 bits */
|
|
#define IOVT_INT16 4 /* int 16 bits */
|
|
#define IOVT_UINT16 5 /* unsigned int 16 bits */
|
|
#define IOVT_INT32 6 /* int 32 bits */
|
|
#define IOVT_UINT32 7 /* unsigned int 32 bits */
|
|
#define IOVT_BUFFER 8 /* buffer is size-checked as per minlen */
|
|
#define BCM_IOVT_VALID(type) (((unsigned int)(type)) <= IOVT_BUFFER)
|
|
|
|
/* Initializer for IOV type strings */
|
|
#define BCM_IOV_TYPE_INIT { \
|
|
"void", \
|
|
"bool", \
|
|
"int8", \
|
|
"uint8", \
|
|
"int16", \
|
|
"uint16", \
|
|
"int32", \
|
|
"uint32", \
|
|
"buffer", \
|
|
"" }
|
|
|
|
#define BCM_IOVT_IS_INT(type) (\
|
|
(type == IOVT_BOOL) || \
|
|
(type == IOVT_INT8) || \
|
|
(type == IOVT_UINT8) || \
|
|
(type == IOVT_INT16) || \
|
|
(type == IOVT_UINT16) || \
|
|
(type == IOVT_INT32) || \
|
|
(type == IOVT_UINT32))
|
|
|
|
/* ** driver/apps-shared section ** */
|
|
|
|
#define BCME_STRLEN 64 /* Max string length for BCM errors */
|
|
#define VALID_BCMERROR(e) ((e <= 0) && (e >= BCME_LAST))
|
|
|
|
|
|
/*
|
|
* error codes could be added but the defined ones shouldn't be changed/deleted
|
|
* these error codes are exposed to the user code
|
|
* when ever a new error code is added to this list
|
|
* please update errorstring table with the related error string and
|
|
* update osl files with os specific errorcode map
|
|
*/
|
|
|
|
#define BCME_OK 0 /* Success */
|
|
#define BCME_ERROR -1 /* Error generic */
|
|
#define BCME_BADARG -2 /* Bad Argument */
|
|
#define BCME_BADOPTION -3 /* Bad option */
|
|
#define BCME_NOTUP -4 /* Not up */
|
|
#define BCME_NOTDOWN -5 /* Not down */
|
|
#define BCME_NOTAP -6 /* Not AP */
|
|
#define BCME_NOTSTA -7 /* Not STA */
|
|
#define BCME_BADKEYIDX -8 /* BAD Key Index */
|
|
#define BCME_RADIOOFF -9 /* Radio Off */
|
|
#define BCME_NOTBANDLOCKED -10 /* Not band locked */
|
|
#define BCME_NOCLK -11 /* No Clock */
|
|
#define BCME_BADRATESET -12 /* BAD Rate valueset */
|
|
#define BCME_BADBAND -13 /* BAD Band */
|
|
#define BCME_BUFTOOSHORT -14 /* Buffer too short */
|
|
#define BCME_BUFTOOLONG -15 /* Buffer too long */
|
|
#define BCME_BUSY -16 /* Busy */
|
|
#define BCME_NOTASSOCIATED -17 /* Not Associated */
|
|
#define BCME_BADSSIDLEN -18 /* Bad SSID len */
|
|
#define BCME_OUTOFRANGECHAN -19 /* Out of Range Channel */
|
|
#define BCME_BADCHAN -20 /* Bad Channel */
|
|
#define BCME_BADADDR -21 /* Bad Address */
|
|
#define BCME_NORESOURCE -22 /* Not Enough Resources */
|
|
#define BCME_UNSUPPORTED -23 /* Unsupported */
|
|
#define BCME_BADLEN -24 /* Bad length */
|
|
#define BCME_NOTREADY -25 /* Not Ready */
|
|
#define BCME_EPERM -26 /* Not Permitted */
|
|
#define BCME_NOMEM -27 /* No Memory */
|
|
#define BCME_ASSOCIATED -28 /* Associated */
|
|
#define BCME_RANGE -29 /* Not In Range */
|
|
#define BCME_NOTFOUND -30 /* Not Found */
|
|
#define BCME_WME_NOT_ENABLED -31 /* WME Not Enabled */
|
|
#define BCME_TSPEC_NOTFOUND -32 /* TSPEC Not Found */
|
|
#define BCME_ACM_NOTSUPPORTED -33 /* ACM Not Supported */
|
|
#define BCME_NOT_WME_ASSOCIATION -34 /* Not WME Association */
|
|
#define BCME_SDIO_ERROR -35 /* SDIO Bus Error */
|
|
#define BCME_DONGLE_DOWN -36 /* Dongle Not Accessible */
|
|
#define BCME_VERSION -37 /* Incorrect version */
|
|
#define BCME_LAST BCME_VERSION
|
|
|
|
/* These are collection of BCME Error strings */
|
|
#define BCMERRSTRINGTABLE { \
|
|
"OK", \
|
|
"Undefined error", \
|
|
"Bad Argument", \
|
|
"Bad Option", \
|
|
"Not up", \
|
|
"Not down", \
|
|
"Not AP", \
|
|
"Not STA", \
|
|
"Bad Key Index", \
|
|
"Radio Off", \
|
|
"Not band locked", \
|
|
"No clock", \
|
|
"Bad Rate valueset", \
|
|
"Bad Band", \
|
|
"Buffer too short", \
|
|
"Buffer too long", \
|
|
"Busy", \
|
|
"Not Associated", \
|
|
"Bad SSID len", \
|
|
"Out of Range Channel", \
|
|
"Bad Channel", \
|
|
"Bad Address", \
|
|
"Not Enough Resources", \
|
|
"Unsupported", \
|
|
"Bad length", \
|
|
"Not Ready", \
|
|
"Not Permitted", \
|
|
"No Memory", \
|
|
"Associated", \
|
|
"Not In Range", \
|
|
"Not Found", \
|
|
"WME Not Enabled", \
|
|
"TSPEC Not Found", \
|
|
"ACM Not Supported", \
|
|
"Not WME Association", \
|
|
"SDIO Bus Error", \
|
|
"Dongle Not Accessible", \
|
|
"Incorrect version" \
|
|
}
|
|
|
|
#ifndef ABS
|
|
#define ABS(a) (((a) < 0)?-(a):(a))
|
|
#endif /* ABS */
|
|
|
|
#ifndef MIN
|
|
#define MIN(a, b) (((a) < (b))?(a):(b))
|
|
#endif /* MIN */
|
|
|
|
#ifndef MAX
|
|
#define MAX(a, b) (((a) > (b))?(a):(b))
|
|
#endif /* MAX */
|
|
|
|
#define CEIL(x, y) (((x) + ((y)-1)) / (y))
|
|
#define ROUNDUP(x, y) ((((x)+((y)-1))/(y))*(y))
|
|
#define ISALIGNED(a, x) (((a) & ((x)-1)) == 0)
|
|
#define ISPOWEROF2(x) ((((x)-1)&(x)) == 0)
|
|
#define VALID_MASK(mask) !((mask) & ((mask) + 1))
|
|
#ifndef OFFSETOF
|
|
#define OFFSETOF(type, member) ((uint)(uintptr)&((type *)0)->member)
|
|
#endif /* OFFSETOF */
|
|
#ifndef ARRAYSIZE
|
|
#define ARRAYSIZE(a) (sizeof(a)/sizeof(a[0]))
|
|
#endif
|
|
|
|
/* bit map related macros */
|
|
#ifndef setbit
|
|
#ifndef NBBY /* the BSD family defines NBBY */
|
|
#define NBBY 8 /* 8 bits per byte */
|
|
#endif /* #ifndef NBBY */
|
|
#define setbit(a, i) (((uint8 *)a)[(i)/NBBY] |= 1<<((i)%NBBY))
|
|
#define clrbit(a, i) (((uint8 *)a)[(i)/NBBY] &= ~(1<<((i)%NBBY)))
|
|
#define isset(a, i) (((const uint8 *)a)[(i)/NBBY] & (1<<((i)%NBBY)))
|
|
#define isclr(a, i) ((((const uint8 *)a)[(i)/NBBY] & (1<<((i)%NBBY))) == 0)
|
|
#endif /* setbit */
|
|
|
|
#define NBITS(type) (sizeof(type) * 8)
|
|
#define NBITVAL(nbits) (1 << (nbits))
|
|
#define MAXBITVAL(nbits) ((1 << (nbits)) - 1)
|
|
#define NBITMASK(nbits) MAXBITVAL(nbits)
|
|
#define MAXNBVAL(nbyte) MAXBITVAL((nbyte) * 8)
|
|
|
|
/* basic mux operation - can be optimized on several architectures */
|
|
#define MUX(pred, true, false) ((pred) ? (true) : (false))
|
|
|
|
/* modulo inc/dec - assumes x E [0, bound - 1] */
|
|
#define MODDEC(x, bound) MUX((x) == 0, (bound) - 1, (x) - 1)
|
|
#define MODINC(x, bound) MUX((x) == (bound) - 1, 0, (x) + 1)
|
|
|
|
/* modulo inc/dec, bound = 2^k */
|
|
#define MODDEC_POW2(x, bound) (((x) - 1) & ((bound) - 1))
|
|
#define MODINC_POW2(x, bound) (((x) + 1) & ((bound) - 1))
|
|
|
|
/* modulo add/sub - assumes x, y E [0, bound - 1] */
|
|
#define MODADD(x, y, bound) \
|
|
MUX((x) + (y) >= (bound), (x) + (y) - (bound), (x) + (y))
|
|
#define MODSUB(x, y, bound) \
|
|
MUX(((int)(x)) - ((int)(y)) < 0, (x) - (y) + (bound), (x) - (y))
|
|
|
|
/* module add/sub, bound = 2^k */
|
|
#define MODADD_POW2(x, y, bound) (((x) + (y)) & ((bound) - 1))
|
|
#define MODSUB_POW2(x, y, bound) (((x) - (y)) & ((bound) - 1))
|
|
|
|
/* crc defines */
|
|
#define CRC8_INIT_VALUE 0xff /* Initial CRC8 checksum value */
|
|
#define CRC8_GOOD_VALUE 0x9f /* Good final CRC8 checksum value */
|
|
#define CRC16_INIT_VALUE 0xffff /* Initial CRC16 checksum value */
|
|
#define CRC16_GOOD_VALUE 0xf0b8 /* Good final CRC16 checksum value */
|
|
#define CRC32_INIT_VALUE 0xffffffff /* Initial CRC32 checksum value */
|
|
#define CRC32_GOOD_VALUE 0xdebb20e3 /* Good final CRC32 checksum value */
|
|
|
|
/* bcm_format_flags() bit description structure */
|
|
typedef struct bcm_bit_desc {
|
|
uint32 bit;
|
|
const char* name;
|
|
} bcm_bit_desc_t;
|
|
|
|
/* tag_ID/length/value_buffer tuple */
|
|
typedef struct bcm_tlv {
|
|
uint8 id;
|
|
uint8 len;
|
|
uint8 data[1];
|
|
} bcm_tlv_t;
|
|
|
|
/* Check that bcm_tlv_t fits into the given buflen */
|
|
#define bcm_valid_tlv(elt, buflen) ((buflen) >= 2 && (int)(buflen) >= (int)(2 + (elt)->len))
|
|
|
|
/* buffer length for ethernet address from bcm_ether_ntoa() */
|
|
#define ETHER_ADDR_STR_LEN 18 /* 18-bytes of Ethernet address buffer length */
|
|
|
|
/* unaligned load and store macros */
|
|
#ifdef IL_BIGENDIAN
|
|
static INLINE uint32
|
|
load32_ua(uint8 *a)
|
|
{
|
|
return ((a[0] << 24) | (a[1] << 16) | (a[2] << 8) | a[3]);
|
|
}
|
|
|
|
static INLINE void
|
|
store32_ua(uint8 *a, uint32 v)
|
|
{
|
|
a[0] = (v >> 24) & 0xff;
|
|
a[1] = (v >> 16) & 0xff;
|
|
a[2] = (v >> 8) & 0xff;
|
|
a[3] = v & 0xff;
|
|
}
|
|
|
|
static INLINE uint16
|
|
load16_ua(uint8 *a)
|
|
{
|
|
return ((a[0] << 8) | a[1]);
|
|
}
|
|
|
|
static INLINE void
|
|
store16_ua(uint8 *a, uint16 v)
|
|
{
|
|
a[0] = (v >> 8) & 0xff;
|
|
a[1] = v & 0xff;
|
|
}
|
|
|
|
#else /* IL_BIGENDIAN */
|
|
|
|
static INLINE uint32
|
|
load32_ua(uint8 *a)
|
|
{
|
|
return ((a[3] << 24) | (a[2] << 16) | (a[1] << 8) | a[0]);
|
|
}
|
|
|
|
static INLINE void
|
|
store32_ua(uint8 *a, uint32 v)
|
|
{
|
|
a[3] = (v >> 24) & 0xff;
|
|
a[2] = (v >> 16) & 0xff;
|
|
a[1] = (v >> 8) & 0xff;
|
|
a[0] = v & 0xff;
|
|
}
|
|
|
|
static INLINE uint16
|
|
load16_ua(uint8 *a)
|
|
{
|
|
return ((a[1] << 8) | a[0]);
|
|
}
|
|
|
|
static INLINE void
|
|
store16_ua(uint8 *a, uint16 v)
|
|
{
|
|
a[1] = (v >> 8) & 0xff;
|
|
a[0] = v & 0xff;
|
|
}
|
|
|
|
#endif /* IL_BIGENDIAN */
|
|
|
|
/* externs */
|
|
/* crc */
|
|
extern uint8 BCMROMFN(hndcrc8)(uint8 *p, uint nbytes, uint8 crc);
|
|
extern uint16 BCMROMFN(hndcrc16)(uint8 *p, uint nbytes, uint16 crc);
|
|
extern uint32 BCMROMFN(hndcrc32)(uint8 *p, uint nbytes, uint32 crc);
|
|
/* format/print */
|
|
extern char *bcm_brev_str(uint16 brev, char *buf);
|
|
extern void printfbig(char *buf);
|
|
|
|
/* IE parsing */
|
|
extern bcm_tlv_t *BCMROMFN(bcm_next_tlv)(bcm_tlv_t *elt, int *buflen);
|
|
extern bcm_tlv_t *BCMROMFN(bcm_parse_tlvs)(void *buf, int buflen, uint key);
|
|
extern bcm_tlv_t *BCMROMFN(bcm_parse_ordered_tlvs)(void *buf, int buflen, uint key);
|
|
|
|
/* bcmerror */
|
|
extern const char *bcmerrorstr(int bcmerror);
|
|
|
|
/* multi-bool data type: set of bools, mbool is true if any is set */
|
|
typedef uint32 mbool;
|
|
#define mboolset(mb, bit) ((mb) |= (bit)) /* set one bool */
|
|
#define mboolclr(mb, bit) ((mb) &= ~(bit)) /* clear one bool */
|
|
#define mboolisset(mb, bit) (((mb) & (bit)) != 0) /* TRUE if one bool is set */
|
|
#define mboolmaskset(mb, mask, val) ((mb) = (((mb) & ~(mask)) | (val)))
|
|
|
|
/* power conversion */
|
|
extern uint16 BCMROMFN(bcm_qdbm_to_mw)(uint8 qdbm);
|
|
extern uint8 BCMROMFN(bcm_mw_to_qdbm)(uint16 mw);
|
|
|
|
/* generic datastruct to help dump routines */
|
|
struct fielddesc {
|
|
const char *nameandfmt;
|
|
uint32 offset;
|
|
uint32 len;
|
|
};
|
|
|
|
extern void bcm_binit(struct bcmstrbuf *b, char *buf, uint size);
|
|
extern int bcm_bprintf(struct bcmstrbuf *b, const char *fmt, ...);
|
|
|
|
typedef uint32 (*readreg_rtn)(void *arg0, void *arg1, uint32 offset);
|
|
extern uint bcmdumpfields(readreg_rtn func_ptr, void *arg0, void *arg1, struct fielddesc *str,
|
|
char *buf, uint32 bufsize);
|
|
|
|
extern uint bcm_mkiovar(char *name, char *data, uint datalen, char *buf, uint len);
|
|
extern uint BCMROMFN(bcm_bitcount)(uint8 *bitmap, uint bytelength);
|
|
|
|
#ifdef BCMDBG_PKT /* pkt logging for debugging */
|
|
#define PKTLIST_SIZE 1000
|
|
typedef struct {
|
|
void *list[PKTLIST_SIZE]; /* List of pointers to packets */
|
|
uint count; /* Total count of the packets */
|
|
} pktlist_info_t;
|
|
|
|
extern void pktlist_add(pktlist_info_t *pktlist, void *p);
|
|
extern void pktlist_remove(pktlist_info_t *pktlist, void *p);
|
|
extern char* pktlist_dump(pktlist_info_t *pktlist, char *buf);
|
|
#endif /* BCMDBG_PKT */
|
|
|
|
#endif /* _bcmutils_h_ */
|