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/* $Id: auxio.h,v 1.3 2001/06/05 08:16:34 davem Exp $ * auxio.h: Definitions and code for the Auxiliary I/O registers. * * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) * * Refactoring for unified NCR/PCIO support 2002 Eric Brower (ebrower@usa.net) */ #ifndef _SPARC64_AUXIO_H #define _SPARC64_AUXIO_H /* AUXIO implementations: * sbus-based NCR89C105 "Slavio" * LED/Floppy (AUX1) register * Power (AUX2) register * * ebus-based auxio on PCIO * LED Auxio Register * Power Auxio Register * * Register definitions from NCR _NCR89C105 Chip Specification_ * * SLAVIO AUX1 @ 0x1900000 * ------------------------------------------------- * | (R) | (R) | D | (R) | E | M | T | L | * ------------------------------------------------- * (R) - bit 7:6,4 are reserved and should be masked in s/w * D - Floppy Density Sense (1=high density) R/O * E - Link Test Enable, directly reflected on AT&T 7213 LTE pin * M - Monitor/Mouse Mux, directly reflected on MON_MSE_MUX pin * T - Terminal Count: sends TC pulse to 82077 floppy controller * L - System LED on front panel (0=off, 1=on) */ #define AUXIO_AUX1_MASK 0xc0 /* Mask bits */ #define AUXIO_AUX1_FDENS 0x20 /* Floppy Density Sense */ #define AUXIO_AUX1_LTE 0x08 /* Link Test Enable */ #define AUXIO_AUX1_MMUX 0x04 /* Monitor/Mouse Mux */ #define AUXIO_AUX1_FTCNT 0x02 /* Terminal Count, */ #define AUXIO_AUX1_LED 0x01 /* System LED */ /* SLAVIO AUX2 @ 0x1910000 * ------------------------------------------------- * | (R) | (R) | D | (R) | (R) | (R) | C | F | * ------------------------------------------------- * (R) - bits 7:6,4:2 are reserved and should be masked in s/w * D - Power Failure Detect (1=power fail) * C - Clear Power Failure Detect Int (1=clear) * F - Power Off (1=power off) */ #define AUXIO_AUX2_MASK 0xdc /* Mask Bits */ #define AUXIO_AUX2_PFAILDET 0x20 /* Power Fail Detect */ #define AUXIO_AUX2_PFAILCLR 0x02 /* Clear Pwr Fail Det Intr */ #define AUXIO_AUX2_PWR_OFF 0x01 /* Power Off */ /* Register definitions from Sun Microsystems _PCIO_ p/n 802-7837 * * PCIO LED Auxio @ 0x726000 * ------------------------------------------------- * | 31:1 Unused | LED | * ------------------------------------------------- * Bits 31:1 unused * LED - System LED on front panel (0=off, 1=on) */ #define AUXIO_PCIO_LED 0x01 /* System LED */ /* PCIO Power Auxio @ 0x724000 * ------------------------------------------------- * | 31:2 Unused | CPO | SPO | * ------------------------------------------------- * Bits 31:2 unused * CPO - Courtesy Power Off (1=off) * SPO - System Power Off (1=off) */ #define AUXIO_PCIO_CPWR_OFF 0x02 /* Courtesy Power Off */ #define AUXIO_PCIO_SPWR_OFF 0x01 /* System Power Off */ #ifndef __ASSEMBLY__ extern void __iomem *auxio_register; #define AUXIO_LTE_ON 1 #define AUXIO_LTE_OFF 0 /* auxio_set_lte - Set Link Test Enable (TPE Link Detect) * * on - AUXIO_LTE_ON or AUXIO_LTE_OFF */ extern void auxio_set_lte(int on); #define AUXIO_LED_ON 1 #define AUXIO_LED_OFF 0 /* auxio_set_led - Set system front panel LED * * on - AUXIO_LED_ON or AUXIO_LED_OFF */ extern void auxio_set_led(int on); #endif /* ifndef __ASSEMBLY__ */ #endif /* !(_SPARC64_AUXIO_H) */ |