66 lines
2.2 KiB
C
66 lines
2.2 KiB
C
/*
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* arch/ppc/boot/include/mpc10.h
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*
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* Common defines for the Motorola SPS MPC106/8240/107 Host bridge/Mem
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* ctrl/EPIC/etc.
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*
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* Author: Tom Rini <trini@mvista.com>
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*
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* This is a heavily stripped down version of:
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* include/asm-ppc/mpc10x.h
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*
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* Author: Mark A. Greer
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* mgreer@mvista.com
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*
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* 2001-2002 (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 __BOOT_MPC10X_H__
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#define __BOOT_MPC10X_H__
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/*
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* The values here don't completely map everything but should work in most
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* cases.
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*
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* MAP A (PReP Map)
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* Processor: 0x80000000 - 0x807fffff -> PCI I/O: 0x00000000 - 0x007fffff
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* Processor: 0xc0000000 - 0xdfffffff -> PCI MEM: 0x00000000 - 0x1fffffff
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* PCI MEM: 0x80000000 -> Processor System Memory: 0x00000000
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* EUMB mapped to: ioremap_base - 0x00100000 (ioremap_base - 1 MB)
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*
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* MAP B (CHRP Map)
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* Processor: 0xfe000000 - 0xfebfffff -> PCI I/O: 0x00000000 - 0x00bfffff
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* Processor: 0x80000000 - 0xbfffffff -> PCI MEM: 0x80000000 - 0xbfffffff
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* PCI MEM: 0x00000000 -> Processor System Memory: 0x00000000
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* EUMB mapped to: ioremap_base - 0x00100000 (ioremap_base - 1 MB)
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*/
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/* Define the type of map to use */
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#define MPC10X_MEM_MAP_A 1
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#define MPC10X_MEM_MAP_B 2
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/* Map A (PReP Map) Defines */
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#define MPC10X_MAPA_CNFG_ADDR 0x80000cf8
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#define MPC10X_MAPA_CNFG_DATA 0x80000cfc
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/* Map B (CHRP Map) Defines */
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#define MPC10X_MAPB_CNFG_ADDR 0xfec00000
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#define MPC10X_MAPB_CNFG_DATA 0xfee00000
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/* Define offsets for the memory controller registers in the config space */
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#define MPC10X_MCTLR_MEM_START_1 0x80 /* Banks 0-3 */
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#define MPC10X_MCTLR_MEM_START_2 0x84 /* Banks 4-7 */
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#define MPC10X_MCTLR_EXT_MEM_START_1 0x88 /* Banks 0-3 */
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#define MPC10X_MCTLR_EXT_MEM_START_2 0x8c /* Banks 4-7 */
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#define MPC10X_MCTLR_MEM_END_1 0x90 /* Banks 0-3 */
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#define MPC10X_MCTLR_MEM_END_2 0x94 /* Banks 4-7 */
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#define MPC10X_MCTLR_EXT_MEM_END_1 0x98 /* Banks 0-3 */
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#define MPC10X_MCTLR_EXT_MEM_END_2 0x9c /* Banks 4-7 */
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#define MPC10X_MCTLR_MEM_BANK_ENABLES 0xa0
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#endif /* __BOOT_MPC10X_H__ */
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