/* $OpenBSD: pica.h,v 1.4 1996/09/14 15:58:28 pefo Exp $ */ /* * Copyright (c) 1994, 1995, 1996 Per Fogelstrom * * 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 under OpenBSD by * Per Fogelstrom. * 4. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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. * */ #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 R4030_P_LOCAL_IO_BASE 0x80000000 /* I/O Base address */ #define R4030_V_LOCAL_IO_BASE 0xe0000000 #define R4030_S_LOCAL_IO_BASE 0x00040000 /* Size */ #define R4030 R4030_V_LOCAL_IO_BASE #define R4030_SYS_CONFIG (R4030+0x0000) /* Global config register */ #define R4030_SYS_TL_BASE (R4030+0x0018) /* DMA transl. table base */ #define R4030_SYS_TL_LIMIT (R4030+0x0020) /* DMA transl. table limit */ #define R4030_SYS_TL_IVALID (R4030+0x0028) /* DMA transl. cache inval */ #define R4030_SYS_DMA0_REGS (R4030+0x0100) /* DMA ch0 base address */ #define R4030_SYS_DMA1_REGS (R4030+0x0120) /* DMA ch0 base address */ #define R4030_SYS_DMA2_REGS (R4030+0x0140) /* DMA ch0 base address */ #define R4030_SYS_DMA3_REGS (R4030+0x0160) /* DMA ch0 base address */ #define R4030_SYS_DMA_INT_SRC (R4030+0x0200) /* DMA int source status reg */ #define R4030_SYS_NVRAM_PROT (R4030+0x0220) /* NV ram protect register */ #define R4030_SYS_IT_VALUE (R4030+0x0228) /* Interval timer reload */ #define R4030_SYS_IT_STAT (R4030+0x0230) /* Interval timer count */ #define R4030_SYS_ISA_VECTOR (R4030+0x0238) /* ISA Interrupt vector */ #define R4030_SYS_EXT_IMASK (R4030+0x00e8) /* External int enable mask */ #define PVLB R4030_V_LOCAL_IO_BASE #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 R4030_V_LOCAL_IO_BASE+R4030_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 PICA_MONO_BASE (PICA_V_LOCAL_VIDEO_CTRL + 0x3B4) #define PICA_MONO_BUF (PICA_V_LOCAL_VIDEO + 0xB0000) #define PICA_CGA_BASE (PICA_V_LOCAL_VIDEO_CTRL + 0x3D4) #define PICA_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_ */