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99 lines
3.2 KiB
99 lines
3.2 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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/* |
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* auxio.h: Definitions and code for the Auxiliary I/O registers. |
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* |
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* Copyright (C) 1995 David S. Miller ([email protected]) |
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* |
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* Refactoring for unified NCR/PCIO support 2002 Eric Brower ([email protected]) |
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*/ |
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#ifndef _SPARC64_AUXIO_H |
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#define _SPARC64_AUXIO_H |
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/* AUXIO implementations: |
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* sbus-based NCR89C105 "Slavio" |
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* LED/Floppy (AUX1) register |
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* Power (AUX2) register |
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* |
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* ebus-based auxio on PCIO |
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* LED Auxio Register |
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* Power Auxio Register |
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* |
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* Register definitions from NCR _NCR89C105 Chip Specification_ |
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* |
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* SLAVIO AUX1 @ 0x1900000 |
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* ------------------------------------------------- |
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* | (R) | (R) | D | (R) | E | M | T | L | |
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* ------------------------------------------------- |
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* (R) - bit 7:6,4 are reserved and should be masked in s/w |
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* D - Floppy Density Sense (1=high density) R/O |
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* E - Link Test Enable, directly reflected on AT&T 7213 LTE pin |
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* M - Monitor/Mouse Mux, directly reflected on MON_MSE_MUX pin |
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* T - Terminal Count: sends TC pulse to 82077 floppy controller |
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* L - System LED on front panel (0=off, 1=on) |
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*/ |
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#define AUXIO_AUX1_MASK 0xc0 /* Mask bits */ |
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#define AUXIO_AUX1_FDENS 0x20 /* Floppy Density Sense */ |
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#define AUXIO_AUX1_LTE 0x08 /* Link Test Enable */ |
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#define AUXIO_AUX1_MMUX 0x04 /* Monitor/Mouse Mux */ |
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#define AUXIO_AUX1_FTCNT 0x02 /* Terminal Count, */ |
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#define AUXIO_AUX1_LED 0x01 /* System LED */ |
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/* SLAVIO AUX2 @ 0x1910000 |
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* ------------------------------------------------- |
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* | (R) | (R) | D | (R) | (R) | (R) | C | F | |
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* ------------------------------------------------- |
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* (R) - bits 7:6,4:2 are reserved and should be masked in s/w |
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* D - Power Failure Detect (1=power fail) |
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* C - Clear Power Failure Detect Int (1=clear) |
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* F - Power Off (1=power off) |
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*/ |
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#define AUXIO_AUX2_MASK 0xdc /* Mask Bits */ |
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#define AUXIO_AUX2_PFAILDET 0x20 /* Power Fail Detect */ |
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#define AUXIO_AUX2_PFAILCLR 0x02 /* Clear Pwr Fail Det Intr */ |
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#define AUXIO_AUX2_PWR_OFF 0x01 /* Power Off */ |
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/* Register definitions from Sun Microsystems _PCIO_ p/n 802-7837 |
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* |
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* PCIO LED Auxio @ 0x726000 |
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* ------------------------------------------------- |
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* | 31:1 Unused | LED | |
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* ------------------------------------------------- |
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* Bits 31:1 unused |
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* LED - System LED on front panel (0=off, 1=on) |
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*/ |
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#define AUXIO_PCIO_LED 0x01 /* System LED */ |
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/* PCIO Power Auxio @ 0x724000 |
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* ------------------------------------------------- |
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* | 31:2 Unused | CPO | SPO | |
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* ------------------------------------------------- |
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* Bits 31:2 unused |
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* CPO - Courtesy Power Off (1=off) |
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* SPO - System Power Off (1=off) |
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*/ |
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#define AUXIO_PCIO_CPWR_OFF 0x02 /* Courtesy Power Off */ |
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#define AUXIO_PCIO_SPWR_OFF 0x01 /* System Power Off */ |
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#ifndef __ASSEMBLY__ |
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#define AUXIO_LTE_ON 1 |
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#define AUXIO_LTE_OFF 0 |
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/* auxio_set_lte - Set Link Test Enable (TPE Link Detect) |
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* |
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* on - AUXIO_LTE_ON or AUXIO_LTE_OFF |
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*/ |
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void auxio_set_lte(int on); |
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#define AUXIO_LED_ON 1 |
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#define AUXIO_LED_OFF 0 |
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/* auxio_set_led - Set system front panel LED |
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* |
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* on - AUXIO_LED_ON or AUXIO_LED_OFF |
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*/ |
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void auxio_set_led(int on); |
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#endif /* ifndef __ASSEMBLY__ */ |
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#endif /* !(_SPARC64_AUXIO_H) */
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