207 lines
11 KiB
C
207 lines
11 KiB
C
/* $NetBSD: mpc106reg.h,v 1.4 2008/04/28 20:23:50 martin Exp $ */
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/*-
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* Copyright (c) 2001,2007 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Klaus J. Klein and Tim Rightnour
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _DEV_IC_MPC106REG_H_
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#define _DEV_IC_MPC106REG_H_
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/*
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* Register definitions for the Motorola MPC106 PCI Bridge/Memory
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* Controller (PCIB/MC), as found in:
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*
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* MPC106 PCI Bridge/Memory Controller User's Manual,
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* Motorola Publication Number MPC106UM/AD.
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*/
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#define MPC106_PMCR1 0x70 /* Power Management configuration */
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#define MPC106_PMCR2 0x72 /* PMC register 2 */
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#define MPC106_ODCR 0x73 /* Output Driver Control Register */
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#define MPC106_MEMSTARTADDR1 0x80 /* Memory starting address 1 */
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#define MPC106_MEMSTARTADDR2 0x84 /* Memory starting address 2 */
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#define MPC106_EXTMEMSTARTADDR1 0x88 /* Extd. memory starting address 1 */
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#define MPC106_EXTMEMSTARTADDR2 0x8c /* Extd. memory starting address 2 */
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#define MPC106_MEMENDADDR1 0x90 /* Memory ending address 1 */
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#define MPC106_MEMENDADDR2 0x94 /* Memory ending address 2 */
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#define MPC106_EXTMEMENDADDR1 0x98 /* Extd. memory ending address 1 */
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#define MPC106_EXTMEMENDADDR2 0x9c /* Extd. memory ending address 2 */
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#define MPC106_MEMEN 0xa0 /* Memory enable */
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#define MPC106_PICR1 0xa8 /* Processor Interface Config 1 */
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#define MPC106_PICR1_CBA_MASK __BITS(31,24) /* Copy-back addr mask */
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#define MPC106_PICR1_BREAD_WS __BITS(23,22) /* Burst read wait states: */
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#define MPC106_PICR1_BREAD_WS0 0x00000000 /* 0 wait states */
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#define MPC106_PICR1_BREAD_WS1 0x00400000 /* 1 wait state */
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#define MPC106_PICR1_BREAD_WS2 0x00800000 /* 2 wait states */
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#define MPC106_PICR1_BREAD_WS3 0x00c00000 /* 3 wait states */
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#define MPC106_PICR1_CACHE_1G __BIT(21) /* Cache 0-1G only */
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#define MPC106_PICR1_RCS0 __BIT(20) /* ROM on 0:PCI, 1:60x bus */
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#define MPC106_PICR1_XIO_MODE __BIT(19) /* 0:Contig, 1:Discontig mode */
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#define MPC106_PICR1_PROC_TYPE __BITS(18,17) /* Processor type */
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#define MPC106_PICR1_PROC_TYPE_601 0x00000000
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#define MPC106_PICR1_PROC_TYPE_RSVD 0x00020000
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#define MPC106_PICR1_PROC_TYPE_603 0x00040000 /* also 740/750 */
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#define MPC106_PICR1_PROC_TYPE_604 0x00060000
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#define MPC106_PICR1_XATS __BIT(16) /* Address map 0:B, 1:A */
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#define MPC106_PICR1_MP_ID __BITS(15,14) /* Multiprocessor identifier */
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/* 2 bits describe which proc is reading this reg, 0-3 */
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#define MPC106_PICR1_LBA_EN __BIT(13) /* Local bus slave enable */
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#define MPC106_PICR1_FLASHWR_EN __BIT(12) /* Flash writes enable */
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#define MPC106_PICR1_MCP_EN __BIT(11) /* Machine check enable */
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#define MPC106_PICR1_TEA_EN __BIT(10) /* Transfer error enable */
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#define MPC106_PICR1_DPARK __BIT(9) /* Data bus park */
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#define MPC106_PICR1_EXT_L2_EN __BIT(8) /* external l2 enable */
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#define MPC106_PICR1_NO_PORT_REGS __BIT(7) /* Implement ext. conf regs */
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#define MPC106_PICR1_ST_GATH_EN __BIT(6) /* Store gathering enable */
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#define MPC106_PICR1_LE_MODE __BIT(5) /* 0:Big, 1:Little endian */
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#define MPC106_PICR1_LOOP_SNOOP __BIT(4) /* Snoop looping enable */
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#define MPC106_PICR1_APARK __BIT(3) /* Address bus park */
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#define MPC106_PICR1_SPECREADS __BIT(2) /* Speculative read enable */
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#define MPC106_PICR1_L2_MP __BITS(1,0) /* L2/multiproc config: */
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/* must be read with MPC106_PICR1_EXT_L2_EN :
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* L2_EN L2_MP Meaning
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* 0 00 Uniprocessor/none
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* 0 01 internal conrol/write-through
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* 0 10 internal control/write-back
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* 0 11 Multiproc/none
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* 1 00 Uniprocessor/external L2
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* 1 11 Multiproc/external L2
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*/
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#define MPC106_PICR1_L2_MP_NONE 0x00000000 /* Uniprocessor/none */
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#define MPC106_PICR1_L2_MP_WT 0x00000001 /* Write-through */
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#define MPC106_PICR1_L2_MP_WB 0x00000002 /* Write-back */
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#define MPC106_PICR1_L2_MP_MP 0x00000003 /* Multiprocessor */
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#define MPC106_PICR2 0xac /* Processor Interface Config 2 */
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#define MPC106_PICR2_L2_UPD_EN __BIT(31) /* Service L2 cache misses */
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#define MPC106_PICR2_L2_EN __BIT(30) /* L2 cache internal enable */
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/* also available at 0x81C */
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#define MPC106_PICR2_NOSERCFG __BIT(29) /* serialized config writes */
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#define MPC106_PICR2_FLUSH_L2 __BIT(28) /* 0->1: flush L2 cache */
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#define MPC106_PICR2_NOSNOOP_EN __BIT(27) /* snoop transactions */
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#define MPC106_PICR2_CF_FF0_LOC __BIT(26) /* ROM remapping enable */
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#define MPC106_PICR2_FLASH_LOCK __BIT(25) /* Flash write lockout */
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#define MPC106_PICR2_FAST_L2_MODE __BIT(24) /* Fast L2 mode timing */
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#define MPC106_PICR2_DATA_RAM_TYPE __BITS(23,22) /* L2 data RAM type */
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#define MPC106_PICR2_DATA_RAM_TYPE_SYNCBRST 0x00000000
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#define MPC106_PICR2_DATA_RAM_TYPE_PIPEBRST 0x00400000
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#define MPC106_PICR2_DATA_RAM_TYPE_ASYNC 0x00800000
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#define MPC106_PICR2_DATA_RAM_TYPE_RSVD1 0x00c00000
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#define MPC106_PICR2_WMODE __BITS(21,20) /* SRAM write timing */
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#define MPC106_PICR2_WMODE_NORMAL 0x00000000 /* norm w/o partial update */
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#define MPC106_PICR2_WMODE_NORMAL_PART 0x00100000 /* norm with part upd. */
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#define MPC106_PICR2_WMODE_DELAYED 0x00200000
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#define MPC106_PICR2_WMODE_EARLY 0x00300000
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#define MPC106_PICR2_SNOOP_WS __BITS(19,18) /* Snoop wait states: */
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#define MPC106_PICR2_SNOOP_WS0 0x00000000 /* 0 wait states */
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#define MPC106_PICR2_SNOOP_WS1 0x00040000 /* 1 wait state */
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#define MPC106_PICR2_SNOOP_WS2 0x00080000 /* 2 wait states */
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#define MPC106_PICR2_SNOOP_WS3 0x000c0000 /* 3 wait states */
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#define MPC106_PICR2_MOD_HIGH __BIT(17) /* Cache modified polarity */
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#define MPC106_PICR2_HIT_HIGH __BIT(16) /* Cache hit polarity */
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#define MPC106_PICR2_RSVD2 __BIT(15)
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#define MPC106_PICR2_ADDR_ONLY_DISABLE __BIT(14) /* L2 ignores CLEAN/
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FLUSH/KILL ops */
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#define MPC106_PICR2_HOLD __BIT(13) /* L2 tag address hold */
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#define MPC106_PICR2_INV_MODE __BIT(12) /* L2 invalidate mode enable */
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#define MPC106_PICR2_RWITM __BIT(11) /* read with intent to modify
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line-fill disable */
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#define MPC106_PICR2_L2_HIT_DELAY __BITS(10,9) /* L2 hit delay */
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#define MPC106_PICR2_L2_HIT_DELAYRSVD 0x0000000 /* reserved */
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#define MPC106_PICR2_L2_HIT_DELAY1 0x0000200 /* 1 clock cycle */
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#define MPC106_PICR2_L2_HIT_DELAY2 0x0000400 /* 2 clock cycles */
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#define MPC106_PICR2_L2_HIT_DELAY3 0x0000600 /* 3 clock cycles */
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#define MPC106_PICR2_BANKS __BIT(8) /* L2: nrof banks */
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#define MPC106_PICR2_FAST_CASTOUT __BIT(7) /* L2 Fast castout timing */
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#define MPC106_PICR2_TOE_WIDTH __BIT(6) /* TOE 0:2, 1:3 clock cycles */
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#define MPC106_PICR2_L2_SIZE __BITS(5,4) /* L2 cache size */
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#define MPC106_PICR2_L2_SIZE_256K 0x00000000
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#define MPC106_PICR2_L2_SIZE_512K 0x00000010
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#define MPC106_PICR2_L2_SIZE_1M 0x00000020
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#define MPC106_PICR2_L2_SIZE_RSVD 0x00000030
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#define MPC106_PICR2_APHASE_WS __BITS(3,2) /* Addr. phase wait states: */
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#define MPC106_PICR2_APHASE_WS0 0x00000000 /* 0 clock cycles */
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#define MPC106_PICR2_APHASE_WS1 0x00000004 /* 1 clock cycle */
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#define MPC106_PICR2_APHASE_WS2 0x00000008 /* 2 clock cycles */
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#define MPC106_PICR2_APHASE_WS3 0x0000000c /* 3 clock cycles */
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#define MPC106_PICR2_DOE __BIT(1) /* L2 first data read timing */
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#define MPC106_PICR2_WDATA __BIT(0) /* L2 first data write timing*/
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#define MPC106_ECC_SBECR 0xb8 /* ECC single bit err count reg */
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#define MPC106_ECC_SBETR 0xb9 /* ECC single bit error trigger */
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#define MPC106_AOVPR1 0xba /* Alt. OS-visible parameters 1 */
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#define MPC106_AOVPR2 0xbb /* Alt. OS-visible parameters 2 */
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#define MPC106_ERRENR1 0xc0 /* Error Enabling ter 1 */
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#define MPC106_ERRDR1 0xc1 /* Error Detection Register 1 */
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#define MPC106_60xBUSERRSTATR 0xc3 /* 60x Bus Error Status Register */
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#define MPC106_ERRENR2 0xc4 /* Error Enabling Register 2 */
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#define MPC106_ERRDR2 0xc5 /* Error Detection Register 2 */
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#define MPC106_PCIBUSERRSTATR 0xc7 /* PCI Bus Error Status Register */
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#define MPC106_ERRADDRR 0xc8 /* 60x/PCI Error Address Register */
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#define MPC106_ESCR1 0xe0 /* emulation support conf reg 1 */
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#define MPC106_ESCR2 0xe8 /* emulation support conf reg 2 */
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#define MPC106_MMSR1 0xe4 /* modified memory status reg 1 */
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#define MPC106_MMSR2 0xec /* modified memory status reg 2 */
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#define MPC106_MCCR1 0xf0 /* Memory control configuration 1 */
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#define MPC106_MCCR1_ROMNAL __BITS(31,28) /* burst mode rom reads */
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#define MPC106_MCCR1_ROMFAL __BITS(27,23) /* nonburst mode rom reads */
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#define MPC106_MCCR1_501_MODE __BIT(22) /* 501 mode conf signal */
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#define MPC106_MCCR1_8N64 __BIT(21)
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#define MPC106_MCCR1_BURST __BIT(20)
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#define MPC106_MCCR1_MEMGO __BIT(19)
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#define MPC106_MCCR1_SREN __BIT(18)
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#define MPC106_MCCR1_RAMTYPE __BIT(17) /* 0:SDRAM 1:DRAM/EDO */
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#define MPC106_MCCR1_PCKEN __BIT(16) /* dis/enable parity */
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/* bits 15-0 are ram bank row address bit counts */
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#define MPC106_MCCR2 0xf4 /* Memory control configuration 2 */
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#define MPC106_MCRR2_TSWAIT __BITS(31,29)
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#define MPC106_MCRR2_RESV0 __BITS(28,22) /* reserved */
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#define MPC106_MCRR2_BSTOPRE0 __BIT(21)
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#define MPC106_MCRR2_BSTOPRE1 __BIT(20)
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#define MPC106_MCRR2_EXT_ECM_PAR_EN __BIT(19) /* ext. ECM parity check */
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#define MPC106_MCRR2_EXT_ECM_ECC_EN __BIT(18) /* ext. ECM ECC enable */
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#define MPC106_MCRR2_ECC_EN __BIT(17) /* ECC enable */
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#define MPC106_MCRR2_EDO __BIT(16) /* EDO enable */
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#define MPC106_MCRR2_REFINT __BITS(15,2) /* refreash interval */
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#define MPC106_MCRR2_BUFMODE __BIT(1) /* buffer mode */
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#define MPC106_MCRR2_RMW_PAR __BIT(0) /* RMW parity enable */
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#define MPC106_MCCR3 0xf8 /* Memory control configuration 3 */
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#define MPC106_MCCR4 0xfc /* Memory control configuration 4 */
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#define MPC106_MCRR4_PRETOACT __BITS(31,28)
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#define MPC106_MCRR4_ACTOPRE __BITS(27,24)
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#define MPC106_MCRR4_EXT_ECM_EN __BITS(23,22) /* ext ecm enable */
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/* 00= disabled 11=enabled */
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#define MPC106_ECR1 0x092 /* External config register 1 (LE mode) */
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#define MPC106_ECR2 0x81C /* External config register 2 */
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#define MPC106_ECR2_L2_UPD 0x80 /* same as bit31 of PICR2 */
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#define MPC106_ECR2_L2_EN 0x40 /* L2 cache enable */
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#define MPC106_ECR2_TEA_EN 0x20 /* TEA enable */
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#define MPC106_ECR2_L2_FLUSH 0x10 /* l2 cache flush */
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#define MPC106_ECR3 0x850
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#endif /* !_DEV_IC_MPC106REG_H_ */
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