Annotation of sys/arch/i386/pci/elan520reg.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: elan520reg.h,v 1.3 2007/05/23 11:55:11 markus Exp $ */
! 2: /* $NetBSD: elan520reg.h,v 1.1 2002/08/12 01:03:14 thorpej Exp $ */
! 3:
! 4: /*-
! 5: * Copyright (c) 2002 The NetBSD Foundation, Inc.
! 6: * All rights reserved.
! 7: *
! 8: * This code is derived from software contributed to The NetBSD Foundation
! 9: * by Jason R. Thorpe.
! 10: *
! 11: * Redistribution and use in source and binary forms, with or without
! 12: * modification, are permitted provided that the following conditions
! 13: * are met:
! 14: * 1. Redistributions of source code must retain the above copyright
! 15: * notice, this list of conditions and the following disclaimer.
! 16: * 2. Redistributions in binary form must reproduce the above copyright
! 17: * notice, this list of conditions and the following disclaimer in the
! 18: * documentation and/or other materials provided with the distribution.
! 19: * 3. All advertising materials mentioning features or use of this software
! 20: * must display the following acknowledgement:
! 21: * This product includes software developed by the NetBSD
! 22: * Foundation, Inc. and its contributors.
! 23: * 4. Neither the name of The NetBSD Foundation nor the names of its
! 24: * contributors may be used to endorse or promote products derived
! 25: * from this software without specific prior written permission.
! 26: *
! 27: * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
! 28: * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
! 29: * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
! 30: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
! 31: * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
! 32: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
! 33: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
! 34: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
! 35: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
! 36: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
! 37: * POSSIBILITY OF SUCH DAMAGE.
! 38: */
! 39:
! 40: /*
! 41: * Register definitions for the AMD Elan SC520 System Controller.
! 42: */
! 43:
! 44: #ifndef _I386_PCI_ELAN520REG_H_
! 45: #define _I386_PCI_ELAN520REG_H_
! 46:
! 47: #define MMCR_BASE_ADDR 0xfffef000
! 48:
! 49: /*
! 50: * Am5x86 CPU Registers.
! 51: */
! 52: #define MMCR_REVID 0x0000
! 53: #define MMCR_CPUCTL 0x0002
! 54:
! 55: #define REVID_PRODID 0xff00 /* product ID */
! 56: #define REVID_PRODID_SHIFT 8
! 57: #define REVID_MAJSTEP 0x00f0 /* stepping major */
! 58: #define REVID_MAJSTEP_SHIFT 4
! 59: #define REVID_MINSTEP 0x000f /* stepping minor */
! 60:
! 61: #define PRODID_ELAN_SC520 0x00 /* Elan SC520 */
! 62:
! 63: #define CPUCTL_CPU_CLK_SPD_MASK 0x03 /* CPU clock speed */
! 64: #define CPUCTL_CACHE_WR_MODE 0x10 /* cache mode (0 = wb, 1 = wt) */
! 65:
! 66: /*
! 67: * General Purpose Bus Registers
! 68: */
! 69: #define MMCR_GPECHO 0x0c00 /* GP echo mode */
! 70: #define MMCR_GPCSDW 0x0c01 /* GP chip sel data width */
! 71: #define MMCR_CPCSQUAL 0x0c02 /* GP chip sel qualification */
! 72: #define MMCR_GPCSRT 0x0c08 /* GP chip sel recovery time */
! 73: #define MMCR_GPCSPW 0x0c09 /* GP chip sel pulse width */
! 74: #define MMCR_GPCSOFF 0x0c0a /* GP chip sel offset */
! 75: #define MMCR_GPRDW 0x0c0b /* GP read pulse width */
! 76: #define MMCR_GPRDOFF 0x0c0c /* GP read offset */
! 77: #define MMCR_GPWRW 0x0c0d /* GP write pulse width */
! 78: #define MMCR_GPWROFF 0x0c0e /* GP write offset */
! 79: #define MMCR_GPALEW 0x0c0f /* GPALE pulse width */
! 80: #define MMCR_GPALEOFF 0x0c10 /* GPALE offset */
! 81:
! 82: #define GPECHO_GP_ECHO_ENB 0x01 /* GP bus echo mode enable */
! 83:
! 84: /*
! 85: * Programmable Input/Output Registers
! 86: */
! 87: #define MMCR_PIOPFS15_0 0x0c20 /* PIO15-PIO0 pin func sel */
! 88: #define MMCR_PIOPFS31_16 0x0c22 /* PIO31-PIO16 pin func sel */
! 89: #define MMCR_CSPFS 0x0c24 /* chip sel pin func sel */
! 90: #define MMCR_CLKSEL 0x0c26 /* clock select */
! 91: #define MMCR_DSCTL 0x0c28 /* drive strength control */
! 92: #define MMCR_PIODIR15_0 0x0c2a /* PIO15-PIO0 direction */
! 93: #define MMCR_PIODIR31_16 0x0c2c /* PIO31-PIO16 direction */
! 94: #define MMCR_PIODATA15_0 0x0c30 /* PIO15-PIO0 data */
! 95: #define MMCR_PIODATA31_16 0x0c32 /* PIO31-PIO16 data */
! 96: #define MMCR_PIOSET15_0 0x0c34 /* PIO15-PIO0 set */
! 97: #define MMCR_PIOSET31_16 0x0c36 /* PIO31-PIO16 set */
! 98: #define MMCR_PIOCLR15_0 0x0c38 /* PIO15-PIO0 clear */
! 99: #define MMCR_PIOCLR31_16 0x0c3a /* PIO31-PIO16 clear */
! 100:
! 101: #define ELANSC_PIO_NPINS 32 /* total number of PIO pins */
! 102:
! 103: /*
! 104: * Watchdog Timer Registers.
! 105: */
! 106: #define MMCR_WDTMRCTL 0x0cb0 /* watchdog timer control */
! 107: #define MMCR_WDTMRCNTL 0x0cb2 /* watchdog timer count low */
! 108: #define MMCR_WDTMRCNTH 0x0cb4 /* watchdog timer count high */
! 109:
! 110: #define WDTMRCTL_EXP_SEL_MASK 0x00ff /* exponent select */
! 111: #define WDTMRCTL_EXP_SEL14 0x0001 /* 496us/492us */
! 112: #define WDTMRCTL_EXP_SEL24 0x0002 /* 508ms/503ms */
! 113: #define WDTMRCTL_EXP_SEL25 0x0004 /* 1.02s/1.01s */
! 114: #define WDTMRCTL_EXP_SEL26 0x0008 /* 2.03s/2.01s */
! 115: #define WDTMRCTL_EXP_SEL27 0x0010 /* 4.07s/4.03s */
! 116: #define WDTMRCTL_EXP_SEL28 0x0020 /* 8.13s/8.05s */
! 117: #define WDTMRCTL_EXP_SEL29 0x0040 /* 16.27s/16.11s */
! 118: #define WDTMRCTL_EXP_SEL30 0x0080 /* 32.54s/32.21s */
! 119: #define WDTMRCTL_IRQ_FLG 0x1000 /* interrupt request */
! 120: #define WDTMRCTL_WRST_ENB 0x4000 /* watchdog timer reset enable */
! 121: #define WDTMRCTL_ENB 0x8000 /* watchdog timer enable */
! 122:
! 123: #define WDTMRCTL_UNLOCK1 0x3333
! 124: #define WDTMRCTL_UNLOCK2 0xcccc
! 125:
! 126: #define WDTMRCTL_RESET1 0xaaaa
! 127: #define WDTMRCTL_RESET2 0x5555
! 128:
! 129: /*
! 130: * Reset Generation Registers.
! 131: */
! 132: #define MMCR_SYSINFO 0x0d70 /* system board information */
! 133: #define MMCR_RESCFG 0x0d72 /* reset configuration */
! 134: #define MMCR_RESSTA 0x0d74 /* reset status */
! 135:
! 136: #define RESCFG_SYS_RST 0x01 /* software system reset */
! 137: #define RESCFG_GP_RST 0x02 /* assert GP bus reset */
! 138: #define RESCFG_PRG_RST_ENB 0x04 /* programmable reset enable */
! 139: #define RESCFG_ICE_ON_RST 0x08 /* enter AMDebug(tm) on reset */
! 140:
! 141: #define RESSTA_PWRGOOD_DET 0x01 /* POWERGOOD reset detect */
! 142: #define RESSTA_PRGRST_DET 0x02 /* programmable reset detect */
! 143: #define RESSTA_SD_RST_DET 0x04 /* CPU shutdown reset detect */
! 144: #define RESSTA_WDT_RST_DET 0x08 /* watchdog timer reset detect */
! 145: #define RESSTA_ICE_SRST_DET 0x10 /* AMDebug(tm) soft reset detect */
! 146: #define RESSTA_ICE_HRST_DET 0x20 /* AMDebug(tm) soft reset detect */
! 147: #define RESSTA_SCP_RST 0x40 /* SCP reset detect */
! 148:
! 149: /*
! 150: * General-Purpose Timers
! 151: */
! 152: #define SWTMRCFG 0xc64 /* Software Timer Configuration */
! 153: #define GPTMR0CTL 0xc72 /* GP Timer 0 mode/control */
! 154: #define GPTMR0CNT 0xc74 /* GP Timer 0 current count value */
! 155: #define GPTMR0MAXCMPA 0xc76 /* GP Timer 0 maxcount value A */
! 156: #define GPTMR0MAXCMPB 0xc78 /* GP Timer 0 maxcount value B */
! 157: #define GPTMR1CTL 0xc7a /* GP Timer 1 mode/control */
! 158: #define GPTMR1CNT 0xc7c /* GP Timer 1 current count value */
! 159: #define GPTMR1MAXCMPA 0xc7e /* GP Timer 1 maxcount value A */
! 160: #define GPTMR1MAXCMPB 0xc80 /* GP Timer 1 maxcount value B */
! 161: #define GPTMR2CTL 0xc82 /* GP Timer 2 mode/control */
! 162: #define GPTMR2CNT 0xc84 /* GP Timer 2 current count value */
! 163: #define GPTMR2MAXCMPA 0xc8e /* GP Timer 2 maxcount value A */
! 164: #define GPTMRCTL_CONT_CMP 0x0001 /* GP Timer continuous mode */
! 165: #define GPTMRCTL_RTG 0x0010 /* GP Timer retrigger */
! 166: #define GPTMRCTL_PSC_SEL 0x0008 /* GP Timer prescaler */
! 167: #define GPTMRCTL_ENB 0x8000 /* GP Timer enable */
! 168: #define GPTMRCTL_ENB_WR 0x4000 /* GP Timer enable bit write */
! 169:
! 170: #endif /* _I386_PCI_ELAN520REG_H_ */
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