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/* $OpenBSD: apecsreg.h,v 1.6 2001/02/16 08:23:39 jason Exp $ */
/* $NetBSD: apecsreg.h,v 1.5.2.2 1997/06/06 20:26:53 thorpej Exp $ */
/*
* Copyright (c) 1995 Carnegie-Mellon University.
* All rights reserved.
*
* Author: Chris G. Demetriou
*
* Permission to use, copy, modify and distribute this software and
* its documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie the
* rights to redistribute these changes.
*/
/*
* APECS Chipset registers and constants.
*
* Taken from ``DECchip 21071 and DECchip 21072 Core Logic Chipsets Data
* Sheet'' (DEC order number EC-QAEMA-TE), pages 4-1 - 4-27, 10-21 - 10-38.
*/
#define REGVAL(r) (*(volatile int32_t *)ALPHA_PHYS_TO_K0SEG(r))
/*
* Base addresses
*/
#define COMANCHE_BASE 0x180000000L /* 21071-CA Regs */
#define EPIC_BASE 0x1a0000000L /* 21071-DA Regs */
#define APECS_PCI_IACK 0x1b0000000L /* PCI Int. Ack. */
#define APECS_PCI_SIO 0x1c0000000L /* PCI Sp. I/O Space */
#define APECS_PCI_CONF 0x1e0000000L /* PCI Conf. Space */
#define APECS_PCI_SPARSE 0x200000000L /* PCI Sparse Space */
#define APECS_PCI_DENSE 0x300000000L /* PCI Dense Space */
/*
* 21071-CA Registers
*/
/*
* 21071-CA General Registers
*/
#define COMANCHE_GCR (COMANCHE_BASE + 0x0000) /* General Control */
#define COMANCHE_GCR_RSVD 0xc009
#define COMANCHE_GCR_SYSARB 0x0006
#define COMANCHE_GCR_WIDEMEM 0x0010
#define COMANCHE_GCR_BC_EN 0x0020
#define COMANCHE_GCR_BC_NOALLOC 0x0040
#define COMANCHE_GCR_BC_LONGWR 0x0080
#define COMANCHE_GCR_BC_IGNTAG 0x0100
#define COMANCHE_GCR_BC_FRCTAG 0x0200
#define COMANCHE_GCR_BC_FRCD 0x0400
#define COMANCHE_GCR_BC_FRCV 0x0800
#define COMANCHE_GCR_BC_FRCP 0x1000
#define COMANCHE_GCR_BC_BADAP 0x2000
#define COMANCHE_RSVD (COMANCHE_BASE + 0x0020) /* Reserved */
#define COMANCHE_ED (COMANCHE_BASE + 0x0040) /* Err & Diag Status */
#define COMANCHE_ED_LOSTERR 0x0001
#define COMANCHE_ED_BC_TAPERR 0x0002
#define COMANCHE_ED_BC_TCPERR 0x0004
#define COMANCHE_ED_NXMERR 0x0008
#define COMANCHE_ED_DMACAUSE 0x0010
#define COMANCHE_ED_VICCAUSE 0x0020
#define COMANCHE_ED_CREQCAUSE 0x01c0
#define COMANCHE_ED_RSVD 0x1e00
#define COMANCHE_ED_PASS2 0x2000
#define COMANCHE_ED_IDXLLOCK 0x4000
#define COMANCHE_ED_WRPEND 0x8000
#define COMANCHE_TAGENB (COMANCHE_BASE + 0x0060) /* Tag Enable */
#define COMANCHE_TAGENB_RSVD 0x0001
#define COMANCHE_TAGENB_C_4G 0x0000
#define COMANCHE_TAGENB_C_2G 0x8000
#define COMANCHE_TAGENB_C_1G 0xc000
#define COMANCHE_TAGENB_C_512M 0xe000
#define COMANCHE_TAGENB_C_256M 0xf000
#define COMANCHE_TAGENB_C_128M 0xf800
#define COMANCHE_TAGENB_C_64M 0xfc00
#define COMANCHE_TAGENB_C_32M 0xfe00
#define COMANCHE_TAGENB_C_16M 0xff00
#define COMANCHE_TAGENB_C_8M 0xff80
#define COMANCHE_TAGENB_C_4M 0xffc0
#define COMANCHE_TAGENB_C_2M 0xffe0
#define COMANCHE_TAGENB_C_1M 0xfff0
#define COMANCHE_TAGENB_C_512K 0xfff8
#define COMANCHE_TAGENB_C_256K 0xfffc
#define COMANCHE_TAGENB_C_128K 0xfffe
#define COMANCHE_TAGENB_M_4G 0xffff
#define COMANCHE_TAGENB_M_2G 0x7fff
#define COMANCHE_TAGENB_M_1G 0x3fff
#define COMANCHE_TAGENB_M_512M 0x1fff
#define COMANCHE_TAGENB_M_256M 0x0fff
#define COMANCHE_TAGENB_M_128M 0x07ff
#define COMANCHE_TAGENB_M_64M 0x03ff
#define COMANCHE_TAGENB_M_32M 0x01ff
#define COMANCHE_TAGENB_M_16M 0x00ff
#define COMANCHE_TAGENB_M_8M 0x007f
#define COMANCHE_TAGENB_M_4M 0x003f
#define COMANCHE_TAGENB_M_2M 0x001f
#define COMANCHE_TAGENB_M_1M 0x000e
#define COMANCHE_TAGENB_M_512K 0x0006
#define COMANCHE_TAGENB_M_256K 0x0002
#define COMANCHE_TAGENB_M_128K 0x0000
#define COMANCHE_ERR_LO (COMANCHE_BASE + 0x0080) /* Error Low Address */
#define COMANCHE_ERR_HI (COMANCHE_BASE + 0x00a0) /* Error High Address */
#define COMANCHE_ERR_HI_RSVD 0xe000
#define COMANCHE_LCK_LO (COMANCHE_BASE + 0x00c0) /* LDx_L Low Address */
#define COMANCHE_LCK_HI (COMANCHE_BASE + 0x00e0) /* LDx_L High Address */
#define COMANCHE_LOCK_HI_RSVD 0xe000
/*
* 21071-CA Memory Registers
*/
#define COMANCHE_GTIM (COMANCHE_BASE + 0x0200) /* Global Timing */
#define COMANCHE_LOCK_HI_RSVD 0xe000
#define COMANCHE_RTIM (COMANCHE_BASE + 0x0220) /* Refresh Timing */
#define COMANCHE_VFP (COMANCHE_BASE + 0x0240) /* Video Frame Ptr. */
#define COMANCHE_VFP_COL 0x001f
#define COMANCHE_VFP_ROW 0x3fe0
#define COMANCHE_VFP_SUBBANK 0x4000
#define COMANCHE_VFP_RSVD 0x8000
#define COMANCHE_PD_LO (COMANCHE_BASE + 0x0260) /* Pres Detect Low */
#define COMANCHE_PD_HI (COMANCHE_BASE + 0x0280) /* Pres Detect High */
/*
* 21071-CA Memory banks' Base Address Register format
*/
#define COMANCHE_B0_BAR (COMANCHE_BASE + 0x0800) /* Bank 0 BA */
#define COMANCHE_B1_BAR (COMANCHE_BASE + 0x0820) /* Bank 1 BA */
#define COMANCHE_B2_BAR (COMANCHE_BASE + 0x0840) /* Bank 2 BA */
#define COMANCHE_B3_BAR (COMANCHE_BASE + 0x0860) /* Bank 3 BA */
#define COMANCHE_B4_BAR (COMANCHE_BASE + 0x0880) /* Bank 4 BA */
#define COMANCHE_B5_BAR (COMANCHE_BASE + 0x08a0) /* Bank 5 BA */
#define COMANCHE_B6_BAR (COMANCHE_BASE + 0x08c0) /* Bank 6 BA */
#define COMANCHE_B7_BAR (COMANCHE_BASE + 0x08e0) /* Bank 7 BA */
#define COMANCHE_B8_BAR (COMANCHE_BASE + 0x0900) /* Bank 8 BA */
#define COMANCHE_BAR_RSVD 0x001f
/*
* 21071-CA Memory banks' Configuration Register format
*/
#define COMANCHE_B0_CR (COMANCHE_BASE + 0x0a00) /* Bank 0 Config */
#define COMANCHE_B1_CR (COMANCHE_BASE + 0x0a20) /* Bank 1 Config */
#define COMANCHE_B2_CR (COMANCHE_BASE + 0x0a40) /* Bank 2 Config */
#define COMANCHE_B3_CR (COMANCHE_BASE + 0x0a60) /* Bank 3 Config */
#define COMANCHE_B4_CR (COMANCHE_BASE + 0x0a80) /* Bank 4 Config */
#define COMANCHE_B5_CR (COMANCHE_BASE + 0x0aa0) /* Bank 5 Config */
#define COMANCHE_B6_CR (COMANCHE_BASE + 0x0ac0) /* Bank 6 Config */
#define COMANCHE_B7_CR (COMANCHE_BASE + 0x0ae0) /* Bank 7 Config */
#define COMANCHE_B8_CR (COMANCHE_BASE + 0x0b00) /* Bank 8 Config */
#define COMANCHE_CR_VALID 0x0001
#define COMANCHE_CR_SIZE 0x001e
#define COMANCHE_CR_SUBENA 0x0020
#define COMANCHE_CR_COLSEL 0x01c0
#define COMANCHE_CR_S0_RSVD 0xfe00
#define COMANCHE_CR_S8_CHECK 0x0200
#define COMANCHE_CR_S8_RSVD 0xfc00
/*
* 21071-CA Memory banks' Timing Register A format
*/
#define COMANCHE_B0_TRA (COMANCHE_BASE + 0x0c00) /* Bank 0 Timing A */
#define COMANCHE_B1_TRA (COMANCHE_BASE + 0x0c20) /* Bank 1 Timing A */
#define COMANCHE_B2_TRA (COMANCHE_BASE + 0x0c40) /* Bank 2 Timing A */
#define COMANCHE_B3_TRA (COMANCHE_BASE + 0x0c60) /* Bank 3 Timing A */
#define COMANCHE_B4_TRA (COMANCHE_BASE + 0x0c80) /* Bank 4 Timing A */
#define COMANCHE_B5_TRA (COMANCHE_BASE + 0x0ca0) /* Bank 5 Timing A */
#define COMANCHE_B6_TRA (COMANCHE_BASE + 0x0cc0) /* Bank 6 Timing A */
#define COMANCHE_B7_TRA (COMANCHE_BASE + 0x0ce0) /* Bank 7 Timing A */
#define COMANCHE_B8_TRA (COMANCHE_BASE + 0x0d00) /* Bank 8 Timing A */
#define COMANCHE_TRA_ROWSETUP 0x0003
#define COMANCHE_TRA_ROWHOLD 0x000c
#define COMANCHE_TRA_COLSETUP 0x0070
#define COMANCHE_TRA_COLHOLD 0x0180
#define COMANCHE_TRA_RDLYROW 0x0e00
#define COMANCHE_TRA_RDLYCOL 0x7000
#define COMANCHE_TRA_RSVD 0x8000
/*
* 21071-CA Memory banks' Timing Register B format
*/
#define COMANCHE_B0_TRB (COMANCHE_BASE + 0x0e00) /* Bank 0 Timing B */
#define COMANCHE_B1_TRB (COMANCHE_BASE + 0x0e20) /* Bank 1 Timing B */
#define COMANCHE_B2_TRB (COMANCHE_BASE + 0x0e40) /* Bank 2 Timing B */
#define COMANCHE_B3_TRB (COMANCHE_BASE + 0x0e60) /* Bank 3 Timing B */
#define COMANCHE_B4_TRB (COMANCHE_BASE + 0x0e80) /* Bank 4 Timing B */
#define COMANCHE_B5_TRB (COMANCHE_BASE + 0x0ea0) /* Bank 5 Timing B */
#define COMANCHE_B6_TRB (COMANCHE_BASE + 0x0ec0) /* Bank 6 Timing B */
#define COMANCHE_B7_TRB (COMANCHE_BASE + 0x0ee0) /* Bank 7 Timing B */
#define COMANCHE_B8_TRB (COMANCHE_BASE + 0x0f00) /* Bank 8 Timing B */
#define COMANCHE_TRB_RTCAS 0x0007
#define COMANCHE_TRB_WTCAS 0x0038
#define COMANCHE_TRB_TCP 0x00c0
#define COMANCHE_TRB_WHOLD0ROW 0x0700
#define COMANCHE_TRB_WHOLD0COL 0x3800
#define COMANCHE_TRB_RSVD 0xc000
/*
* 21071-DA Registers
*/
#define EPIC_DCSR (EPIC_BASE + 0x0000) /* Diagnostic CSR */
#define EPIC_DCSR_TENB 0x00000001
#define EPIC_DCSR_RSVD 0x7fc00082
#define EPIC_DCSR_PENB 0x00000004
#define EPIC_DCSR_DCEI 0x00000008
#define EPIC_DCSR_DPEC 0x00000010
#define EPIC_DCSR_IORT 0x00000020
#define EPIC_DCSR_LOST 0x00000040
#define EPIC_DCSR_DDPE 0x00000100
#define EPIC_DCSR_IOPE 0x00000200
#define EPIC_DCSR_TABT 0x00000400
#define EPIC_DCSR_NDEV 0x00000800
#define EPIC_DCSR_CMRD 0x00001000
#define EPIC_DCSR_UMRD 0x00002000
#define EPIC_DCSR_IPTL 0x00004000
#define EPIC_DCSR_MERR 0x00008000
#define EPIC_DCSR_DBYP 0x00030000
#define EPIC_DCSR_PCMD 0x003c0000
#define EPIC_DCSR_PASS2 0x80000000
#define EPIC_PEAR (EPIC_BASE + 0x0020) /* PCI Err Addr. */
#define EPIC_SEAR (EPIC_BASE + 0x0040) /* sysBus Err Addr. */
#define EPIC_SEAR_RSVD 0x0000000f
#define EPIC_SEAR_SYS_ERR 0xfffffff0
#define EPIC_DUMMY_1 (EPIC_BASE + 0x0060) /* Dummy 1 */
#define EPIC_DUMMY_2 (EPIC_BASE + 0x0080) /* Dummy 2 */
#define EPIC_DUMMY_3 (EPIC_BASE + 0x00a0) /* Dummy 3 */
#define EPIC_TBASE_1 (EPIC_BASE + 0x00c0) /* Trans. Base 1 */
#define EPIC_TBASE_2 (EPIC_BASE + 0x00e0) /* Trans. Base 2 */
#define EPIC_TBASE_RSVD 0x000001ff
#define EPIC_TBASE_T_BASE 0xfffffe00
#define EPIC_TBASE_SHIFT 1
#define EPIC_PCI_BASE_1 (EPIC_BASE + 0x0100) /* PCI Base 1 */
#define EPIC_PCI_BASE_2 (EPIC_BASE + 0x0120) /* PCI Base 2 */
#define EPIC_PCI_BASE_RSVD 0x0003ffff
#define EPIC_PCI_BASE_SGEN 0x00040000
#define EPIC_PCI_BASE_WENB 0x00080000
#define EPIC_PCI_BASE_PCI_BASE 0xfff00000
#define EPIC_PCI_MASK_1 (EPIC_BASE + 0x0140) /* PCI Mask 1 */
#define EPIC_PCI_MASK_2 (EPIC_BASE + 0x0160) /* PCI Mask 2 */
#define EPIC_PCI_MASK_RSVD 0x000fffff
#define EPIC_PCI_MASK_PCI_MASK 0xfff00000
#define EPIC_PCI_MASK_1M 0x00000000
#define EPIC_PCI_MASK_2M 0x00100000
#define EPIC_PCI_MASK_4M 0x00300000
#define EPIC_PCI_MASK_8M 0x00700000
#define EPIC_PCI_MASK_16M 0x00f00000
#define EPIC_PCI_MASK_32M 0x01f00000
#define EPIC_PCI_MASK_64M 0x03f00000
#define EPIC_PCI_MASK_128M 0x07f00000
#define EPIC_PCI_MASK_256M 0x0ff00000
#define EPIC_PCI_MASK_512M 0x1ff00000
#define EPIC_PCI_MASK_1G 0x3ff00000
#define EPIC_PCI_MASK_2G 0x7ff00000
#define EPIC_PCI_MASK_4G 0xfff00000
#define EPIC_HAXR0 (EPIC_BASE + 0x0180) /* Host Addr Extn 0 */
#define EPIC_HAXR1 (EPIC_BASE + 0x01a0) /* Host Addr Extn 1 */
#define EPIC_HAXR1_RSVD 0x07ffffff
#define EPIC_HAXR1_EADDR 0xf8000000
#define EPIC_HAXR2 (EPIC_BASE + 0x01c0) /* Host Addr Extn 2 */
#define EPIC_HAXR2_CONF_TYPE 0x00000003
#define EPIC_HAXR2_CONF_TYPO0 0x00000000
#define EPIC_HAXR2_CONF_TYPE1 0x00000001
#define EPIC_HAXR2_RSVD 0x00fffffc
#define EPIC_HAXR2_EADDR 0xff000000
#define EPIC_PMLT (EPIC_BASE + 0x01e0) /* PCI Mstr Lat Tmr */
#define EPIC_PMLT_PMLC 0x000000ff
#define EPIC_PMLT_RSVD 0xffffff00
#define EPIC_TLB_TAG_0 (EPIC_BASE + 0x0200) /* TLB Tag 0 */
#define EPIC_TLB_TAG_1 (EPIC_BASE + 0x0220) /* TLB Tag 1 */
#define EPIC_TLB_TAG_2 (EPIC_BASE + 0x0240) /* TLB Tag 2 */
#define EPIC_TLB_TAG_3 (EPIC_BASE + 0x0260) /* TLB Tag 3 */
#define EPIC_TLB_TAG_4 (EPIC_BASE + 0x0280) /* TLB Tag 4 */
#define EPIC_TLB_TAG_5 (EPIC_BASE + 0x02a0) /* TLB Tag 5 */
#define EPIC_TLB_TAG_6 (EPIC_BASE + 0x02c0) /* TLB Tag 6 */
#define EPIC_TLB_TAG_7 (EPIC_BASE + 0x02e0) /* TLB Tag 7 */
#define EPIC_TLB_TAG_RSVD 0x00000fff
#define EPIC_TLB_TAG_EVAL 0x00001000
#define EPIC_TLB_TAG_PCI_PAGE 0xffffe000
#define EPIC_TLB_DATA_0 (EPIC_BASE + 0x0300) /* TLB Data 0 */
#define EPIC_TLB_DATA_1 (EPIC_BASE + 0x0320) /* TLB Data 1 */
#define EPIC_TLB_DATA_2 (EPIC_BASE + 0x0340) /* TLB Data 2 */
#define EPIC_TLB_DATA_3 (EPIC_BASE + 0x0360) /* TLB Data 3 */
#define EPIC_TLB_DATA_4 (EPIC_BASE + 0x0380) /* TLB Data 4 */
#define EPIC_TLB_DATA_5 (EPIC_BASE + 0x03a0) /* TLB Data 5 */
#define EPIC_TLB_DATA_6 (EPIC_BASE + 0x03c0) /* TLB Data 6 */
#define EPIC_TLB_DATA_7 (EPIC_BASE + 0x03e0) /* TLB Data 7 */
#define EPIC_TLB_DATA_RSVD 0xffe00001
#define EPIC_TLB_DATA_CPU_PAGE 0x001ffffe
#define EPIC_TBIA (EPIC_BASE + 0x0400) /* TLB Invl All */
/*
* EPIC Scatter-Gather Map Entries
*/
struct sgmapent {
u_int64_t val;
};
#define SGMAPENT_EVAL 0x0000000000000001L
#define SGMAPENT_PFN 0x00000000001ffffeL
#define SGMAPENT_RSVD 0xffffffffffe00000L
#define SGMAP_MAKEENTRY(pfn) (SGMAPENT_EVAL | ((pfn) << 1))
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