static void get_ports()

in aha152x.c [2521:2778]

• 230 lines of code
• 91 McCabe index (conditional complexity)

static void get_ports(struct seq_file *m, struct Scsi_Host *shpnt)
{
	int s;

	seq_printf(m, "\n%s: %s(%s) ", CURRENT_SC ? "on bus" : "waiting", states[STATE].name, states[PREVSTATE].name);

	s = GETPORT(SCSISEQ);
	seq_puts(m, "SCSISEQ( ");
	if (s & TEMODEO)
		seq_puts(m, "TARGET MODE ");
	if (s & ENSELO)
		seq_puts(m, "SELO ");
	if (s & ENSELI)
		seq_puts(m, "SELI ");
	if (s & ENRESELI)
		seq_puts(m, "RESELI ");
	if (s & ENAUTOATNO)
		seq_puts(m, "AUTOATNO ");
	if (s & ENAUTOATNI)
		seq_puts(m, "AUTOATNI ");
	if (s & ENAUTOATNP)
		seq_puts(m, "AUTOATNP ");
	if (s & SCSIRSTO)
		seq_puts(m, "SCSIRSTO ");
	seq_puts(m, ");");

	seq_puts(m, " SCSISIG(");
	s = GETPORT(SCSISIG);
	switch (s & P_MASK) {
	case P_DATAO:
		seq_puts(m, "DATA OUT");
		break;
	case P_DATAI:
		seq_puts(m, "DATA IN");
		break;
	case P_CMD:
		seq_puts(m, "COMMAND");
		break;
	case P_STATUS:
		seq_puts(m, "STATUS");
		break;
	case P_MSGO:
		seq_puts(m, "MESSAGE OUT");
		break;
	case P_MSGI:
		seq_puts(m, "MESSAGE IN");
		break;
	default:
		seq_puts(m, "*invalid*");
		break;
	}

	seq_puts(m, "); ");

	seq_printf(m, "INTSTAT (%s); ", TESTHI(DMASTAT, INTSTAT) ? "hi" : "lo");

	seq_puts(m, "SSTAT( ");
	s = GETPORT(SSTAT0);
	if (s & TARGET)
		seq_puts(m, "TARGET ");
	if (s & SELDO)
		seq_puts(m, "SELDO ");
	if (s & SELDI)
		seq_puts(m, "SELDI ");
	if (s & SELINGO)
		seq_puts(m, "SELINGO ");
	if (s & SWRAP)
		seq_puts(m, "SWRAP ");
	if (s & SDONE)
		seq_puts(m, "SDONE ");
	if (s & SPIORDY)
		seq_puts(m, "SPIORDY ");
	if (s & DMADONE)
		seq_puts(m, "DMADONE ");

	s = GETPORT(SSTAT1);
	if (s & SELTO)
		seq_puts(m, "SELTO ");
	if (s & ATNTARG)
		seq_puts(m, "ATNTARG ");
	if (s & SCSIRSTI)
		seq_puts(m, "SCSIRSTI ");
	if (s & PHASEMIS)
		seq_puts(m, "PHASEMIS ");
	if (s & BUSFREE)
		seq_puts(m, "BUSFREE ");
	if (s & SCSIPERR)
		seq_puts(m, "SCSIPERR ");
	if (s & PHASECHG)
		seq_puts(m, "PHASECHG ");
	if (s & REQINIT)
		seq_puts(m, "REQINIT ");
	seq_puts(m, "); ");


	seq_puts(m, "SSTAT( ");

	s = GETPORT(SSTAT0) & GETPORT(SIMODE0);

	if (s & TARGET)
		seq_puts(m, "TARGET ");
	if (s & SELDO)
		seq_puts(m, "SELDO ");
	if (s & SELDI)
		seq_puts(m, "SELDI ");
	if (s & SELINGO)
		seq_puts(m, "SELINGO ");
	if (s & SWRAP)
		seq_puts(m, "SWRAP ");
	if (s & SDONE)
		seq_puts(m, "SDONE ");
	if (s & SPIORDY)
		seq_puts(m, "SPIORDY ");
	if (s & DMADONE)
		seq_puts(m, "DMADONE ");

	s = GETPORT(SSTAT1) & GETPORT(SIMODE1);

	if (s & SELTO)
		seq_puts(m, "SELTO ");
	if (s & ATNTARG)
		seq_puts(m, "ATNTARG ");
	if (s & SCSIRSTI)
		seq_puts(m, "SCSIRSTI ");
	if (s & PHASEMIS)
		seq_puts(m, "PHASEMIS ");
	if (s & BUSFREE)
		seq_puts(m, "BUSFREE ");
	if (s & SCSIPERR)
		seq_puts(m, "SCSIPERR ");
	if (s & PHASECHG)
		seq_puts(m, "PHASECHG ");
	if (s & REQINIT)
		seq_puts(m, "REQINIT ");
	seq_puts(m, "); ");

	seq_puts(m, "SXFRCTL0( ");

	s = GETPORT(SXFRCTL0);
	if (s & SCSIEN)
		seq_puts(m, "SCSIEN ");
	if (s & DMAEN)
		seq_puts(m, "DMAEN ");
	if (s & CH1)
		seq_puts(m, "CH1 ");
	if (s & CLRSTCNT)
		seq_puts(m, "CLRSTCNT ");
	if (s & SPIOEN)
		seq_puts(m, "SPIOEN ");
	if (s & CLRCH1)
		seq_puts(m, "CLRCH1 ");
	seq_puts(m, "); ");

	seq_puts(m, "SIGNAL( ");

	s = GETPORT(SCSISIG);
	if (s & SIG_ATNI)
		seq_puts(m, "ATNI ");
	if (s & SIG_SELI)
		seq_puts(m, "SELI ");
	if (s & SIG_BSYI)
		seq_puts(m, "BSYI ");
	if (s & SIG_REQI)
		seq_puts(m, "REQI ");
	if (s & SIG_ACKI)
		seq_puts(m, "ACKI ");
	seq_puts(m, "); ");

	seq_printf(m, "SELID(%02x), ", GETPORT(SELID));

	seq_printf(m, "STCNT(%d), ", GETSTCNT());

	seq_puts(m, "SSTAT2( ");

	s = GETPORT(SSTAT2);
	if (s & SOFFSET)
		seq_puts(m, "SOFFSET ");
	if (s & SEMPTY)
		seq_puts(m, "SEMPTY ");
	if (s & SFULL)
		seq_puts(m, "SFULL ");
	seq_printf(m, "); SFCNT (%d); ", s & (SFULL | SFCNT));

	s = GETPORT(SSTAT3);
	seq_printf(m, "SCSICNT (%d), OFFCNT(%d), ", (s & 0xf0) >> 4, s & 0x0f);

	seq_puts(m, "SSTAT4( ");
	s = GETPORT(SSTAT4);
	if (s & SYNCERR)
		seq_puts(m, "SYNCERR ");
	if (s & FWERR)
		seq_puts(m, "FWERR ");
	if (s & FRERR)
		seq_puts(m, "FRERR ");
	seq_puts(m, "); ");

	seq_puts(m, "DMACNTRL0( ");
	s = GETPORT(DMACNTRL0);
	seq_printf(m, "%s ", s & _8BIT ? "8BIT" : "16BIT");
	seq_printf(m, "%s ", s & DMA ? "DMA" : "PIO");
	seq_printf(m, "%s ", s & WRITE_READ ? "WRITE" : "READ");
	if (s & ENDMA)
		seq_puts(m, "ENDMA ");
	if (s & INTEN)
		seq_puts(m, "INTEN ");
	if (s & RSTFIFO)
		seq_puts(m, "RSTFIFO ");
	if (s & SWINT)
		seq_puts(m, "SWINT ");
	seq_puts(m, "); ");

	seq_puts(m, "DMASTAT( ");
	s = GETPORT(DMASTAT);
	if (s & ATDONE)
		seq_puts(m, "ATDONE ");
	if (s & WORDRDY)
		seq_puts(m, "WORDRDY ");
	if (s & DFIFOFULL)
		seq_puts(m, "DFIFOFULL ");
	if (s & DFIFOEMP)
		seq_puts(m, "DFIFOEMP ");
	seq_puts(m, ")\n");

	seq_puts(m, "enabled interrupts( ");

	s = GETPORT(SIMODE0);
	if (s & ENSELDO)
		seq_puts(m, "ENSELDO ");
	if (s & ENSELDI)
		seq_puts(m, "ENSELDI ");
	if (s & ENSELINGO)
		seq_puts(m, "ENSELINGO ");
	if (s & ENSWRAP)
		seq_puts(m, "ENSWRAP ");
	if (s & ENSDONE)
		seq_puts(m, "ENSDONE ");
	if (s & ENSPIORDY)
		seq_puts(m, "ENSPIORDY ");
	if (s & ENDMADONE)
		seq_puts(m, "ENDMADONE ");

	s = GETPORT(SIMODE1);
	if (s & ENSELTIMO)
		seq_puts(m, "ENSELTIMO ");
	if (s & ENATNTARG)
		seq_puts(m, "ENATNTARG ");
	if (s & ENPHASEMIS)
		seq_puts(m, "ENPHASEMIS ");
	if (s & ENBUSFREE)
		seq_puts(m, "ENBUSFREE ");
	if (s & ENSCSIPERR)
		seq_puts(m, "ENSCSIPERR ");
	if (s & ENPHASECHG)
		seq_puts(m, "ENPHASECHG ");
	if (s & ENREQINIT)
		seq_puts(m, "ENREQINIT ");
	seq_puts(m, ")\n");
}