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Diffstat (limited to 'sys/arch/arc/pica/pica.h')
| -rw-r--r-- | sys/arch/arc/pica/pica.h | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/sys/arch/arc/pica/pica.h b/sys/arch/arc/pica/pica.h new file mode 100644 index 00000000000..454e674f81f --- /dev/null +++ b/sys/arch/arc/pica/pica.h @@ -0,0 +1,168 @@ +/* $OpenBSD */ +/*- + * Copyright (c) 1992, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * The Mach Operating System project at Carnegie-Mellon University, + * Ralph Campbell and Rick Macklem. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * from: @(#)pica.h 8.1 (Berkeley) 6/10/93 + * $Id: pica.h,v 1.1 1996/06/24 09:07:18 pefo Exp $ + */ + +/* + * HISTORY + * Log: pica.h,v + * Created, from the ALI specs: + */ +/* + * File: pica.h + * Author: Per Fogelstrom + * Date: 1/95 + * + */ + +#ifndef _PICA_H_ +#define _PICA_H_ 1 + +/* + * PICA's Physical address space + */ + +#define PICA_PHYS_MIN 0x00000000 /* 256 Meg */ +#define PICA_PHYS_MAX 0x0fffffff + +/* + * Memory map + */ + +#define PICA_PHYS_MEMORY_START 0x00000000 +#define PICA_PHYS_MEMORY_END 0x0fffffff /* 256 Meg in 8 slots */ + +#define PICA_MEMORY_SIZE_REG 0xe00fffe0 /* Memory size register */ +#define PICA_CONFIG_REG 0xe00ffff0 /* Hardware config reg */ + +/* + * I/O map + */ + +#define PICA_P_LOCAL_IO_BASE 0x80000000 /* I/O Base address */ +#define PICA_V_LOCAL_IO_BASE 0xe0000000 +#define PICA_S_LOCAL_IO_BASE 0x00040000 /* Size */ +#define PVLB PICA_V_LOCAL_IO_BASE +#define PICA_SYS_TL_BASE (PVLB+0x0018) /* DMA transl. table base */ +#define PICA_SYS_TL_LIMIT (PVLB+0x0020) /* DMA transl. table limit */ +#define PICA_SYS_TL_IVALID (PVLB+0x0028) /* DMA transl. cache inval */ +#define PICA_SYS_DMA0_REGS (PVLB+0x0100) /* DMA ch0 base address */ +#define PICA_SYS_DMA1_REGS (PVLB+0x0120) /* DMA ch0 base address */ +#define PICA_SYS_DMA2_REGS (PVLB+0x0140) /* DMA ch0 base address */ +#define PICA_SYS_DMA3_REGS (PVLB+0x0160) /* DMA ch0 base address */ +#define PICA_SYS_IT_VALUE (PVLB+0x0228) /* Interval timer reload */ +#define PICA_SYS_IT_STAT (PVLB+0x0230) /* Interval timer count */ +#define PICA_SYS_ISA_VECTOR (PVLB+0x0238) /* ISA Interrupt vector */ +#define PICA_SYS_EXT_IMASK (PVLB+0x00e8) /* External int enable mask */ +#define PICA_SYS_SONIC (PVLB+0x1000) /* SONIC base address */ +#define PICA_SYS_SCSI (PVLB+0x2000) /* SCSI base address */ +#define PICA_SYS_FLOPPY (PVLB+0x3000) /* Floppy base address */ +#define PICA_SYS_CLOCK (PVLB+0x4000) /* Clock base address */ +#define PICA_SYS_KBD (PVLB+0x5000) /* Keybrd/mouse base address */ +#define PICA_SYS_COM1 (PVLB+0x6000) /* Com port 1 */ +#define PICA_SYS_COM2 (PVLB+0x7000) /* Com port 2 */ +#define PICA_SYS_PAR1 (PVLB+0x8000) /* Parallel port 1 */ +#define PICA_SYS_NVRAM (PVLB+0x9000) /* Unprotected NV-ram */ +#define PICA_SYS_PNVRAM (PVLB+0xa000) /* Protected NV-ram */ +#define PICA_SYS_NVPROM (PVLB+0xb000) /* Read only NV-ram */ +#define PICA_SYS_SOUND (PVLB+0xc000) /* Sound port */ + +#define PICA_SYS_ISA_AS (PICA_V_ISA_IO+0x70) + +#define PICA_P_DRAM_CONF 0x800e0000 /* Dram config registers */ +#define PICA_V_DRAM_CONF 0xe00e0000 +#define PICA_S_DRAM_CONF 0x00020000 + +#define PICA_P_INT_SOURCE 0xf0000000 /* Interrupt src registers */ +#define PICA_V_INT_SOURCE PICA_V_LOCAL_IO_BASE+PICA_S_LOCAL_IO_BASE +#define PICA_S_INT_SOURCE 0x00001000 +#define PVIS PICA_V_INT_SOURCE +#define PICA_SYS_LB_IS (PVIS+0x0000) /* Local bus int source */ +#define PICA_SYS_LB_IE (PVIS+0x0002) /* Local bus int enables */ +#define PICA_SYS_LB_IE_PAR1 0x0001 /* Parallel port enable */ +#define PICA_SYS_LB_IE_FLOPPY 0x0002 /* Floppy ctrl enable */ +#define PICA_SYS_LB_IE_SOUND 0x0004 /* Sound port enable */ +#define PICA_SYS_LB_IE_VIDEO 0x0008 /* Video int enable */ +#define PICA_SYS_LB_IE_SONIC 0x0010 /* Ethernet ctrl enable */ +#define PICA_SYS_LB_IE_SCSI 0x0020 /* Scsi crtl enable */ +#define PICA_SYS_LB_IE_KBD 0x0040 /* Keyboard ctrl enable */ +#define PICA_SYS_LB_IE_MOUSE 0x0080 /* Mouse ctrl enable */ +#define PICA_SYS_LB_IE_COM1 0x0100 /* Serial port 1 enable */ +#define PICA_SYS_LB_IE_COM2 0x0200 /* Serial port 2 enable */ + +#define PICA_P_LOCAL_VIDEO_CTRL 0x60000000 /* Local video control */ +#define PICA_V_LOCAL_VIDEO_CTRL 0xe0200000 +#define PICA_S_LOCAL_VIDEO_CTRL 0x00200000 + +#define PICA_P_EXTND_VIDEO_CTRL 0x60200000 /* Extended video control */ +#define PICA_V_EXTND_VIDEO_CTRL 0xe0400000 +#define PICA_S_EXTND_VIDEO_CTRL 0x00200000 + +#define PICA_P_LOCAL_VIDEO 0x40000000 /* Local video memory */ +#define PICA_V_LOCAL_VIDEO 0xe0800000 +#define PICA_S_LOCAL_VIDEO 0x00800000 + +#define PICA_P_ISA_IO 0x90000000 /* ISA I/O control */ +#define PICA_V_ISA_IO 0xe2000000 +#define PICA_S_ISA_IO 0x01000000 + +#define PICA_P_ISA_MEM 0x91000000 /* ISA Memory control */ +#define PICA_V_ISA_MEM 0xe3000000 +#define PICA_S_ISA_MEM 0x01000000 + +/* + * Addresses used by various display drivers. + */ +#define MONO_BASE (PICA_V_LOCAL_VIDEO_CTRL + 0x3B4) +#define MONO_BUF (PICA_V_LOCAL_VIDEO + 0xB0000) +#define CGA_BASE (PICA_V_LOCAL_VIDEO_CTRL + 0x3D4) +#define CGA_BUF (PICA_V_LOCAL_VIDEO + 0xB8000) + +/* + * Interrupt vector descriptor for device on pica bus. + */ +struct pica_int_desc { + int int_mask; /* Mask used in PICA_SYS_LB_IE */ + intr_handler_t int_hand; /* Interrupt handler */ + void *param; /* Parameter to send to handler */ + int spl_mask; /* Spl mask for interrupt */ +}; + +int pica_intrnull __P((void *)); +#endif /* _PICA_H_ */ |