Annotation of sys/arch/alpha/pci/mcpciavar.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: mcpciavar.h,v 1.1 2007/03/16 21:22:27 robert Exp $ */
! 2: /* $NetBSD: mcpciavar.h,v 1.4 1999/04/16 02:18:07 thorpej Exp $ */
! 3:
! 4: /*
! 5: * Copyright (c) 1998 by Matthew Jacob
! 6: * NASA AMES Research Center.
! 7: * All rights reserved.
! 8: *
! 9: * Redistribution and use in source and binary forms, with or without
! 10: * modification, are permitted provided that the following conditions
! 11: * are met:
! 12: * 1. Redistributions of source code must retain the above copyright
! 13: * notice immediately at the beginning of the file, without modification,
! 14: * this list of conditions, and the following disclaimer.
! 15: * 2. Redistributions in binary form must reproduce the above copyright
! 16: * notice, this list of conditions and the following disclaimer in the
! 17: * documentation and/or other materials provided with the distribution.
! 18: * 3. The name of the author may not be used to endorse or promote products
! 19: * derived from this software without specific prior written permission.
! 20: *
! 21: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
! 22: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 23: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 24: * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
! 25: * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 26: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 27: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 28: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 29: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 30: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 31: * SUCH DAMAGE.
! 32: */
! 33:
! 34: #include <dev/pci/pcivar.h>
! 35: #include <sys/extent.h>
! 36:
! 37: #include <alpha/pci/pci_sgmap_pte64.h>
! 38:
! 39: #define _FSTORE (EXTENT_FIXED_STORAGE_SIZE(8) / sizeof(long))
! 40:
! 41: /*
! 42: * MPCIA configuration.
! 43: */
! 44: struct mcpcia_config {
! 45: int cc_gid; /* GID of this MCbus */
! 46: int cc_mid; /* MCbus Module ID */
! 47: int cc_initted;
! 48: int cc_mallocsafe;
! 49: struct alpha_bus_space cc_iot;
! 50: struct alpha_bus_space cc_memt;
! 51: struct extent * cc_io_ex;
! 52: struct extent * cc_d_mem_ex;
! 53: struct extent * cc_s_mem_ex;
! 54: struct alpha_pci_chipset cc_pc;
! 55: struct mcpcia_softc * cc_sc; /* back pointer */
! 56: long cc_io_exstorage[_FSTORE];
! 57: long cc_dmem_exstorage[_FSTORE];
! 58: long cc_smem_exstorage[_FSTORE];
! 59: unsigned long cc_sysbase; /* shorthand */
! 60: struct alpha_bus_dma_tag cc_dmat_direct;
! 61: struct alpha_bus_dma_tag cc_dmat_pci_sgmap;
! 62: struct alpha_bus_dma_tag cc_dmat_isa_sgmap;
! 63: struct alpha_sgmap cc_pci_sgmap;
! 64: struct alpha_sgmap cc_isa_sgmap;
! 65: char pc_io_ex_name[16];
! 66: char pc_mem_dex_name[16];
! 67: char pc_mem_sex_name[16];
! 68: long pc_io_ex_storage[EXTENT_FIXED_STORAGE_SIZE(8) / sizeof(long)];
! 69: long pc_mem_dex_storage[EXTENT_FIXED_STORAGE_SIZE(8) / sizeof(long)];
! 70: long pc_mem_sex_storage[EXTENT_FIXED_STORAGE_SIZE(8) / sizeof(long)];
! 71: };
! 72:
! 73: struct mcpcia_softc {
! 74: struct device mcpcia_dev;
! 75: struct mcpcia_config *mcpcia_cc; /* config info */
! 76: };
! 77:
! 78: void mcpcia_init (void);
! 79: void mcpcia_init0 (struct mcpcia_config *, int);
! 80: void mcpcia_pci_init (pci_chipset_tag_t, void *);
! 81: void mcpcia_dma_init (struct mcpcia_config *);
! 82:
! 83: void mcpcia_bus_io_init (bus_space_tag_t, void *);
! 84: void mcpcia_bus_mem_init (bus_space_tag_t, void *);
! 85:
! 86: /*
! 87: * IO Interrupt handler.
! 88: */
! 89: void mcpcia_iointr (void *, unsigned long);
! 90:
! 91: /*
! 92: * There are four PCI slots per MCPCIA PCI bus here, but some are 'hidden'-
! 93: * none seems to be higher than 6 though.
! 94: */
! 95: #define MCPCIA_MAXDEV 6
! 96: #define MCPCIA_MAXSLOT 8
! 97:
! 98: /*
! 99: * Interrupt Stuff for MCPCIA systems.
! 100: *
! 101: * EISA interrupts (at vector 0x800) have to be shared interrupts-
! 102: * and that can be easily managed. All the PCI interrupts are deterministic
! 103: * in that they start at vector 0x900, 0x40 per PCI slot, 0x200 per
! 104: * MCPCIA, 4 MCPCIAs per GCBUS....
! 105: */
! 106: #define MCPCIA_EISA_KEYB_IRQ 1
! 107: #define MCPCIA_EISA_MOUSE_IRQ 12
! 108: #define MCPCIA_VEC_EISA 0x800
! 109: #define MCPCIA_VEC_PCI 0x900
! 110:
! 111: /*
! 112: * Special Vectors
! 113: */
! 114: #define MCPCIA_I2C_CVEC 0xA90
! 115: #define MCPCIA_I2C_BVEC 0xAA0
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