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83 lines
2.4 KiB
83 lines
2.4 KiB
20 years ago
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/*
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* arch/ppc/platforms/k2.h
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*
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* Definitions for SBS K2 board support
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*
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* Author: Matt Porter <mporter@mvista.com>
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*
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* 2001 (c) MontaVista, Software, Inc. This file is licensed under
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* the terms of the GNU General Public License version 2. This program
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* is licensed "as is" without any warranty of any kind, whether express
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* or implied.
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*/
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#ifndef __PPC_PLATFORMS_K2_H
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#define __PPC_PLATFORMS_K2_H
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/*
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* SBS K2 definitions
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*/
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#define K2_PCI64_BAR 0xff400000
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#define K2_PCI32_BAR 0xff500000
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#define K2_PCI64_CONFIG_ADDR (K2_PCI64_BAR + 0x000f8000)
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#define K2_PCI64_CONFIG_DATA (K2_PCI64_BAR + 0x000f8010)
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#define K2_PCI32_CONFIG_ADDR (K2_PCI32_BAR + 0x000f8000)
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#define K2_PCI32_CONFIG_DATA (K2_PCI32_BAR + 0x000f8010)
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#define K2_PCI64_MEM_BASE 0xd0000000
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#define K2_PCI64_IO_BASE 0x80100000
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#define K2_PCI32_MEM_BASE 0xc0000000
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#define K2_PCI32_IO_BASE 0x80000000
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#define K2_PCI32_SYS_MEM_BASE 0x80000000
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#define K2_PCI64_SYS_MEM_BASE K2_PCI32_SYS_MEM_BASE
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#define K2_PCI32_LOWER_MEM 0x00000000
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#define K2_PCI32_UPPER_MEM 0x0fffffff
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#define K2_PCI32_LOWER_IO 0x00000000
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#define K2_PCI32_UPPER_IO 0x000fffff
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#define K2_PCI64_LOWER_MEM 0x10000000
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#define K2_PCI64_UPPER_MEM 0x1fffffff
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#define K2_PCI64_LOWER_IO 0x00100000
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#define K2_PCI64_UPPER_IO 0x001fffff
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#define K2_ISA_IO_BASE K2_PCI32_IO_BASE
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#define K2_ISA_MEM_BASE K2_PCI32_MEM_BASE
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#define K2_BOARD_ID_REG (K2_ISA_IO_BASE + 0x800)
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#define K2_MISC_REG (K2_ISA_IO_BASE + 0x804)
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#define K2_MSIZ_GEO_REG (K2_ISA_IO_BASE + 0x808)
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#define K2_HOT_SWAP_REG (K2_ISA_IO_BASE + 0x80c)
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#define K2_PLD2_REG (K2_ISA_IO_BASE + 0x80e)
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#define K2_PLD3_REG (K2_ISA_IO_BASE + 0x80f)
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#define K2_BUS_SPD(board_id) (board_id >> 2) & 3
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#define K2_RTC_BASE_OFFSET 0x90000
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#define K2_RTC_BASE_ADDRESS (K2_PCI32_MEM_BASE + K2_RTC_BASE_OFFSET)
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#define K2_RTC_SIZE 0x8000
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#define K2_MEM_SIZE_MASK 0xe0
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#define K2_MEM_SIZE(size_reg) (size_reg & K2_MEM_SIZE_MASK) >> 5
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#define K2_MEM_SIZE_1GB 0x40000000
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#define K2_MEM_SIZE_512MB 0x20000000
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#define K2_MEM_SIZE_256MB 0x10000000
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#define K2_MEM_SIZE_128MB 0x08000000
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#define K2_L2CACHE_MASK 0x03 /* Mask for 2 L2 Cache bits */
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#define K2_L2CACHE_512KB 0x00 /* 512KB */
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#define K2_L2CACHE_256KB 0x01 /* 256KB */
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#define K2_L2CACHE_1MB 0x02 /* 1MB */
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#define K2_L2CACHE_NONE 0x03 /* None */
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#define K2_GEO_ADR_MASK 0x1f
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#define K2_SYS_SLOT_MASK 0x08
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#endif /* __PPC_PLATFORMS_K2_H */
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