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115 lines
3.2 KiB
115 lines
3.2 KiB
/*++
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Copyright (c) 1990 Microsoft Corporation
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Module Name:
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j4reset.h
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Abstract:
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This module defines various parameters for the reset module.
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Author:
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Lluis Abello (lluis) 10-Jan-1991
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Revision History:
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--*/
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#ifndef _J4RESET_
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#define _J4RESET_
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//TEMPTEMP
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#define SECONDARY_CACHE_SIZE (1 << 20)
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#define SECONDARY_CACHE_INVALID 0x0
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#define TAGLO_SSTATE 0xA
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#define INDEX_FILL_I 0x14 // ****** temp ****** this must be moved to kxmips.h
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#define HIT_WRITEBACK_I 0x18 // ****** temp ****** this must be moved to kxmips.h
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//
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// redefine bal to be a relative branch and link instead of jal as it's
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// defined in kxmips.h. This allows calling routines when running in either
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// ROM_VIRT Addresses or ResetVector Addresses.
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// The cpp will issue a redefinition warning message.
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//
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#define bal bgezal zero,
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//
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// #define MCTADR register values.
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//
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//
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// Mctadr register reset values.
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//
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#ifndef DUO
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#define CONFIG_RESET_MCTADR_REV1 0x104
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#define CONFIG_RESET_MCTADR_REV2 0x410
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#define REMSPEED_RESET 0x7
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#define REFRRATE_RESET 0x18186
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#define SECURITY_RESET 0x7
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#else
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#define CONFIG_RESET_MP_ADR_REV1 0x4
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#define REMSPEED_RESET 0x7
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#define REFRRATE_RESET 0x18186
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#define SECURITY_RESET 0x7
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#endif
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//
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// Define remspeed registers.
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//
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#ifndef DUO
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#define REMSPEED0 7 // reserved
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#define REMSPEED1 0 // Ethernet
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#define REMSPEED2 1 // scsi
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#define REMSPEED3 2 // floppy
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#define REMSPEED4 7 // rtc
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#define REMSPEED5 3 // kbd/mouse
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#define REMSPEED6 2 // serial 1
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#define REMSPEED7 2 // serial 2
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#define REMSPEED8 2 // parallel
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#define REMSPEED9 4 // nvram
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#define REMSPEED10 1 // interrupt src
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#define REMSPEED11 2 // PROM (should be 4)
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#define REMSPEED12 1 // sound
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#define REMSPEED13 7 // new device
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#define REMSPEED14 1 // EISA latch
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#define REMSPEED15 1 // led
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#else
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#define REMSPEED0 7 // reserved
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#define REMSPEED1 0 // Ethernet
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#define REMSPEED2 0 // scsi
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#define REMSPEED3 0 // scsi
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#define REMSPEED4 7 // rtc
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#define REMSPEED5 3 // kbd/mouse
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#define REMSPEED6 2 // serial 1
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#define REMSPEED7 2 // serial 2
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#define REMSPEED8 2 // parallel
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#define REMSPEED9 4 // nvram
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#define REMSPEED10 3 // interrupt src
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#define REMSPEED11 3 // PROM (should be 4)
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#define REMSPEED12 7 // new device
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#define REMSPEED13 7 // new device
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#define REMSPEED14 1 // LED
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#endif
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//
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// Define the refresh rate. This value is 32/50th of the the reset value
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// because we are currently running at 32MHz
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//
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#ifndef DUO
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#define MEMORY_REFRESH_RATE 0x18186
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#else
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#define MEMORY_REFRESH_RATE 0x38186
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#endif
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#define PROM_BASE (KSEG1_BASE | 0x1fc00000)
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#define PROM_ENTRY(x) (PROM_BASE + ((x) * 8))
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#define DMA_CHANNEL_GAP 0x20 // distance beetwen DMA channels
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#endif // _J4RESET_
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