diff options
author | dfr <dfr@FreeBSD.org> | 1998-07-05 12:16:15 +0000 |
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committer | dfr <dfr@FreeBSD.org> | 1998-07-05 12:16:15 +0000 |
commit | e9ee4c782506eca5934c58fc1f7c308b535ce73f (patch) | |
tree | 808713e36fe7a771cb8142ad8af4b3b3b10d3297 /sys/alpha/pci/ciareg.h | |
parent | 6c3ebd4526d5b89084af8af1af8b2d23438360d8 (diff) | |
download | FreeBSD-src-e9ee4c782506eca5934c58fc1f7c308b535ce73f.zip FreeBSD-src-e9ee4c782506eca5934c58fc1f7c308b535ce73f.tar.gz |
Add basic support for 2117x pci chipsets. Currently only pyxis (21174)
is supported. Older chipsets will be easy to support later but right now,
I just want to boot my 164LX scratch machine :-).
Diffstat (limited to 'sys/alpha/pci/ciareg.h')
-rw-r--r-- | sys/alpha/pci/ciareg.h | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/sys/alpha/pci/ciareg.h b/sys/alpha/pci/ciareg.h new file mode 100644 index 0000000..edd79c7 --- /dev/null +++ b/sys/alpha/pci/ciareg.h @@ -0,0 +1,215 @@ +/* $Id$ */ +/* $NetBSD: ciareg.h,v 1.22 1998/06/06 20:40:14 thorpej Exp $ */ + +/* + * Copyright (c) 1995, 1996 Carnegie-Mellon University. + * All rights reserved. + * + * Authors: Chris G. Demetriou, Jason R. Thorpe + * + * 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. + */ + +/* + * 21171 Chipset registers and constants. + * + * Taken from EC-QE18B-TE. + */ + +#define REGVAL(r) (*(volatile int32_t *)ALPHA_PHYS_TO_K0SEG(r)) +#define REGVAL64(r) (*(volatile u_int64_t *)ALPHA_PHYS_TO_K0SEG(r)) + +/* + * Base addresses + */ +#define CIA_PCI_SMEM1 0x8000000000UL +#define CIA_PCI_SMEM2 0x8400000000UL +#define CIA_PCI_SMEM3 0x8500000000UL +#define CIA_PCI_SIO1 0x8580000000UL +#define CIA_PCI_SIO2 0x85c0000000UL +#define CIA_PCI_DENSE 0x8600000000UL +#define CIA_PCI_CONF 0x8700000000UL +#define CIA_PCI_IACK 0x8720000000UL +#define CIA_CSRS 0x8740000000UL +#define CIA_PCI_MC_CSRS 0x8750000000UL +#define CIA_PCI_ATRANS 0x8760000000UL +#define CIA_PCI_TBIA 0x8760000100UL +#define CIA_EV56_BWMEM 0x8800000000UL +#define CIA_EV56_BWIO 0x8900000000UL +#define CIA_EV56_BWCONF0 0x8a00000000UL +#define CIA_EV56_BWCONF1 0x8b00000000UL + +#define CIA_PCI_W0BASE 0x8760000400UL +#define CIA_PCI_W0MASK 0x8760000440UL +#define CIA_PCI_T0BASE 0x8760000480UL + +#define CIA_PCI_W1BASE 0x8760000500UL +#define CIA_PCI_W1MASK 0x8760000540UL +#define CIA_PCI_T1BASE 0x8760000580UL + +#define CIA_PCI_W2BASE 0x8760000600UL +#define CIA_PCI_W2MASK 0x8760000640UL +#define CIA_PCI_T2BASE 0x8760000680UL + +#define CIA_PCI_W3BASE 0x8760000700UL +#define CIA_PCI_W3MASK 0x8760000740UL +#define CIA_PCI_T3BASE 0x8760000780UL + +#define PYXIS_INT_REQ 0x87a0000000UL +#define PYXIS_INT_MASK 0x87a0000040UL +#define PYXIS_GPO 0x87a0000180UL + +/* + * Values for CIA_PCI_TBIA + */ +#define CIA_PCI_TBIA_NOOP 0 /* no operation */ +#define CIA_PCI_TBIA_LOCKED 1 /* invalidate and unlock locked tags */ +#define CIA_PCI_TBIA_UNLOCKED 2 /* invalidate unlocked tags */ +#define CIA_PCI_TBIA_ALL 3 /* invalidate and unlock all tags */ + +#define CIA_TLB_NTAGS 8 /* number of TLB entries */ + +/* + * Values for CIA_PCI_WnBASE + */ +#define CIA_PCI_WnBASE_W_BASE 0xfff00000 +#define CIA_PCI_WnBASE_DAC_EN 0x00000008 /* W3BASE only */ +#define CIA_PCI_WnBASE_MEMCS_EN 0x00000004 /* W0BASE only */ +#define CIA_PCI_WnBASE_SG_EN 0x00000002 +#define CIA_PCI_WnBASE_W_EN 0x00000001 + +/* + * Values for CIA_PCI_WnMASK + */ +#define CIA_PCI_WnMASK_W_MASK 0xfff00000 +#define CIA_PCI_WnMASK_1M 0x00000000 +#define CIA_PCI_WnMASK_2M 0x00100000 +#define CIA_PCI_WnMASK_4M 0x00300000 +#define CIA_PCI_WnMASK_8M 0x00700000 +#define CIA_PCI_WnMASK_16M 0x00f00000 +#define CIA_PCI_WnMASK_32M 0x01f00000 +#define CIA_PCI_WnMASK_64M 0x03f00000 +#define CIA_PCI_WnMASK_128M 0x07f00000 +#define CIA_PCI_WnMASK_256M 0x0ff00000 +#define CIA_PCI_WnMASK_512M 0x1ff00000 +#define CIA_PCI_WnMASK_1G 0x3ff00000 +#define CIA_PCI_WnMASK_2G 0x7ff00000 +#define CIA_PCI_WnMASK_4G 0xfff00000 + +/* + * Values for CIA_PCI_TnBASE + */ +#define CIA_PCI_TnBASE_MASK 0xfffffff0 +#define CIA_PCI_TnBASE_SHIFT 2 + +/* + * General CSRs + */ + +#define CIA_CSR_REV (CIA_CSRS + 0x80) + +#define REV_MASK 0x000000ff +#define REV_ALT_MEM 0x00000100 /* not on Pyxis */ + +#define REV_PYXIS_ID_MASK 0x0000ff00 +#define REV_PYXIS_ID_21174 0x00000100 + +#define CIA_CSR_CTRL (CIA_CSRS + 0x100) + +#define CTRL_RCI_EN 0x00000001 +#define CTRL_PCI_LOCK_EN 0x00000002 +#define CTRL_PCI_LOOP_EN 0x00000004 +#define CTRL_FST_BB_EN 0x00000008 +#define CTRL_PCI_MST_EN 0x00000010 +#define CTRL_PCI_MEM_EN 0x00000020 +#define CTRL_PCI_REQ64_EN 0x00000040 +#define CTRL_PCI_ACK64_EN 0x00000080 +#define CTRL_ADDR_PE_EN 0x00000100 +#define CTRL_PERR_EN 0x00000200 +#define CTRL_FILL_ERR_EN 0x00000400 +#define CTRL_ECC_CHK_EN 0x00001000 +#define CTRL_CACK_EN_PE 0x00002000 +#define CTRL_CON_IDLE_BC 0x00004000 +#define CTRL_CSR_IOA_BYPASS 0x00008000 +#define CTRL_IO_FLUSHREQ_EN 0x00010000 +#define CTRL_CPU_CLUSHREQ_EN 0x00020000 +#define CTRL_ARB_EV5_EN 0x00040000 +#define CTRL_EN_ARB_LINK 0x00080000 +#define CTRL_RD_TYPE 0x00300000 +#define CTRL_RL_TYPE 0x03000000 +#define CTRL_RM_TYPE 0x30000000 + +/* a.k.a. CIA_CSR_PYXIS_CTRL1 */ +#define CIA_CSR_CNFG (CIA_CSRS + 0x140) + +#define CNFG_BWEN 0x00000001 +#define CNFG_MWEN 0x00000010 +#define CNFG_DWEN 0x00000020 +#define CNFG_WLEN 0x00000100 + +#define CIA_CSR_CNFG_BITS "\20\11WLEN\6DWEN\5MWEN\1BWEN" + +#define CIA_CSR_HAE_MEM (CIA_CSRS + 0x400) + +#define HAE_MEM_REG1_START(x) (((u_int32_t)(x) & 0xe0000000UL) << 0) +#define HAE_MEM_REG1_MASK 0x1fffffffUL +#define HAE_MEM_REG2_START(x) (((u_int32_t)(x) & 0x0000f800UL) << 16) +#define HAE_MEM_REG2_MASK 0x07ffffffUL +#define HAE_MEM_REG3_START(x) (((u_int32_t)(x) & 0x000000fcUL) << 24) +#define HAE_MEM_REG3_MASK 0x03ffffffUL + +#define CIA_CSR_HAE_IO (CIA_CSRS + 0x440) + +#define HAE_IO_REG1_START(x) 0UL +#define HAE_IO_REG1_MASK 0x01ffffffUL +#define HAE_IO_REG2_START(x) (((u_int32_t)(x) & 0xfe000000UL) << 0) +#define HAE_IO_REG2_MASK 0x01ffffffUL + +#define CIA_CSR_CFG (CIA_CSRS + 0x480) + +#define CFG_CFG_MASK 0x00000003UL + +#define CIA_CSR_CIA_ERR (CIA_CSRS + 0x8200) + +#define CIA_ERR_COR_ERR 0x00000001 +#define CIA_ERR_UN_COR_ERR 0x00000002 +#define CIA_ERR_CPU_PE 0x00000004 +#define CIA_ERR_MEM_NEM 0x00000008 +#define CIA_ERR_PCI_SERR 0x00000010 +#define CIA_ERR_PERR 0x00000020 +#define CIA_ERR_PCI_ADDR_PE 0x00000040 +#define CIA_ERR_RCVD_MAS_ABT 0x00000080 +#define CIA_ERR_RCVD_TAR_ABT 0x00000100 +#define CIA_ERR_PA_PTE_INV 0x00000200 +#define CIA_ERR_FROM_WRT_ERR 0x00000400 +#define CIA_ERR_IOA_TIMEOUT 0x00000800 +#define CIA_ERR_LOST_COR_ERR 0x00010000 +#define CIA_ERR_LOST_UN_COR_ERR 0x00020000 +#define CIA_ERR_LOST_CPU_PE 0x00040000 +#define CIA_ERR_LOST_MEM_NEM 0x00080000 +#define CIA_ERR_LOST_PERR 0x00200000 +#define CIA_ERR_LOST_PCI_ADDR_PE 0x00400000 +#define CIA_ERR_LOST_RCVD_MAS_ABT 0x00800000 +#define CIA_ERR_LOST_RCVD_TAR_ABT 0x01000000 +#define CIA_ERR_LOST_PA_PTE_INV 0x02000000 +#define CIA_ERR_LOST_FROM_WRT_ERR 0x04000000 +#define CIA_ERR_LOST_IOA_TIMEOUT 0x08000000 +#define CIA_ERR_VALID 0x80000000 |