mirror of https://gitee.com/openkylin/linux.git
55 lines
1.5 KiB
C
55 lines
1.5 KiB
C
/*
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* arch/arm/plat-orion/include/plat/addr-map.h
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*
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* Marvell Orion SoC address map handling.
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*
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* This file is licensed under the terms of the GNU General Public
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* License version 2. This program is licensed "as is" without any
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* warranty of any kind, whether express or implied.
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*/
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#ifndef __PLAT_ADDR_MAP_H
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#define __PLAT_ADDR_MAP_H
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extern struct mbus_dram_target_info orion_mbus_dram_info;
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struct orion_addr_map_cfg {
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const int num_wins; /* Total number of windows */
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const int remappable_wins;
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void __iomem *bridge_virt_base;
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int hw_io_coherency;
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/* If NULL, the default cpu_win_can_remap will be used, using
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the value in remappable_wins */
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int (*cpu_win_can_remap) (const struct orion_addr_map_cfg *cfg,
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const int win);
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/* If NULL, the default win_cfg_base will be used, using the
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value in bridge_virt_base */
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void __iomem *(*win_cfg_base) (const struct orion_addr_map_cfg *cfg,
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const int win);
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};
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/*
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* Information needed to setup one address mapping.
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*/
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struct orion_addr_map_info {
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const int win;
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const u32 base;
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const u32 size;
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const u8 target;
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const u8 attr;
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const int remap;
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};
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void __init orion_config_wins(struct orion_addr_map_cfg *cfg,
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const struct orion_addr_map_info *info);
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void __init orion_setup_cpu_win(const struct orion_addr_map_cfg *cfg,
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const int win, const u32 base,
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const u32 size, const u8 target,
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const u8 attr, const int remap);
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void __init orion_setup_cpu_mbus_target(const struct orion_addr_map_cfg *cfg,
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const void __iomem *ddr_window_cpu_base);
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#endif
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