drivers/net/fddi/skfp/smtinit.c

Source file repositories/reference/linux-study-clean/drivers/net/fddi/skfp/smtinit.c

File Facts

System
Linux kernel
Corpus path
drivers/net/fddi/skfp/smtinit.c
Extension
.c
Size
2735 bytes
Lines
118
Domain
Driver Families
Bucket
drivers/net
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0-or-later
/******************************************************************************
 *
 *	(C)Copyright 1998,1999 SysKonnect,
 *	a business unit of Schneider & Koch & Co. Datensysteme GmbH.
 *
 *	See the file "skfddi.c" for further information.
 *
 *	The information in this file is provided "AS IS" without warranty.
 *
 ******************************************************************************/

/*
	Init SMT
	call all module level initialization routines
*/

#include "h/types.h"
#include "h/fddi.h"
#include "h/smc.h"

void init_fddi_driver(struct s_smc *smc, const u_char *mac_addr);

/* define global debug variable */
#if defined(DEBUG) && !defined(DEBUG_BRD)
struct smt_debug debug;
#endif

#ifndef MULT_OEM
#define OEMID(smc,i)	oem_id[i]
	extern u_char	oem_id[] ;
#else	/* MULT_OEM */
#define OEMID(smc,i)	smc->hw.oem_id->oi_mark[i]
	extern struct s_oem_ids	oem_ids[] ;
#endif	/* MULT_OEM */

/*
 * Set OEM specific values
 *
 * Can not be called in smt_reset_defaults, because it is not sure that
 * the OEM ID is already defined.
 */
static void set_oem_spec_val(struct s_smc *smc)
{
	struct fddi_mib *mib ;

	mib = &smc->mib ;

	/*
	 * set IBM specific values
	 */
	if (OEMID(smc,0) == 'I') {
		mib->fddiSMTConnectionPolicy = POLICY_MM ;
	}
}

/*
 * Init SMT
 */
int init_smt(struct s_smc *smc, const u_char *mac_addr)
/* u_char *mac_addr;	canonical address or NULL */
{
	int	p ;

#if defined(DEBUG) && !defined(DEBUG_BRD)
	debug.d_smt = 0 ;
	debug.d_smtf = 0 ;
	debug.d_rmt = 0 ;
	debug.d_ecm = 0 ;
	debug.d_pcm = 0 ;
	debug.d_cfm = 0 ;

	debug.d_plc = 0 ;
#ifdef	ESS
	debug.d_ess = 0 ;
#endif
#ifdef	SBA
	debug.d_sba = 0 ;
#endif
#endif	/* DEBUG && !DEBUG_BRD */

	/* First initialize the ports mib->pointers */
	for ( p = 0; p < NUMPHYS; p ++ ) {
		smc->y[p].mib = & smc->mib.p[p] ;
	}

	set_oem_spec_val(smc) ;	
	(void) smt_set_mac_opvalues(smc) ;
	init_fddi_driver(smc,mac_addr) ;	/* HW driver */
	smt_fixup_mib(smc) ;		/* update values that depend on s.sas */

Annotation

Implementation Notes