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86 lines
2.1 KiB
C
86 lines
2.1 KiB
C
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/*
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* rsp.h
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*
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* Mon Mar 21 21:15:39 PST 1994
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*
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* This file is some common definitions for RSP code.
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* It enforces the programming model for the task lists.
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*
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*/
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/**************************************************************************
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*
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* $Revision: 1.1.1.2 $
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* $Date: 2002/10/29 08:06:34 $
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* $Source: /home/ryzen/cvsaaaa/depot/rf/sw/n64os20l/include/rsp.h,v $
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*
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**************************************************************************/
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#ifndef _RSP_H_
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#define _RSP_H_ 1
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#define RSP_DMEM_BASE 0x04000000
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#define RSP_IMEM_BASE 0x04001000
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#define RSP_SCRATCH_BASE 0x20000000 /* for sim use only */
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#define DCACHEBASEHI 0x0400
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#define DCACHEBASELO 0x0000
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#define RSPBOOTBASEHI 0x0400
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#define RSPBOOTBASELO 0x1000
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#define TASKBASEHI 0x0400
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#define TASKBASELO 0x1080
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#define HOSTSEMADDRHI 0x0000 # semaphore address
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#define HOSTSEMADDRLO 0x1ffc # semaphore address
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/* for now, we'll just copy all the output somewhere out-of-the-way... */
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#define RDP_BUFF_HI 0x2000
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#define RDP_BUFF_LO 0x0000
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/* for now, we'll just fix some DRAM stack (for matrices, etc.) */
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#define DRAM_STACK_HI 0x001f
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#define DRAM_STACK_LO 0xfc00 /* a 1K stack... */
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/*
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* this is a hack; we need a place in DRAM for the RSP to
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* use as a stack.
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*/
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#define rsp_DRAM_STACK_HI 0x0020
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#define rsp_DRAM_STACK_LO 0x0000
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/* where is the trig ROM? */
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#define rsp_TRIG_BASE 0x10010000
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#define rsp_TRIG_BASEHI 0x1001
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#define rsp_TRIG_BASELO 0x0000
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#ifdef _LANGUAGE_ASSEMBLY
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.symbol RSPBOOTBASE, RSP_IMEM_BASE # start of rsp bootstrap
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.symbol TASKBASE, (RSP_IMEM_BASE+0x80) # 32 inst. for bootstrap
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.name DMA_CACHE, $c0 # these are CP0 registers
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.name DMA_DRAM, $c1 #
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.name DMA_READ_LENGTH, $c2
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.name DMA_WRITE_LENGTH, $c3
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.name SP_STATUS, $c4
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.name DMA_FULL, $c5
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.name DMA_BUSY, $c6
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.name SP_RESERVED, $c7
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.name CMD_START, $c8
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.name CMD_END, $c9
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.name CMD_CURRENT, $c10
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.name CMD_STATUS, $c11
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.name CMD_CLOCK, $c12
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.name CMD_BUSY, $c13
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.name CMD_PIPE_BUSY, $c14
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.name CMD_TMEM_BUSY, $c15
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#endif
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#endif
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