32 lines
608 B
C
32 lines
608 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __ASM_TCM_H__
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#define __ASM_TCM_H__
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#include <linux/ioport.h>
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#include <linux/list.h>
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struct tcm_allocation {
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struct list_head list;
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unsigned int tag;
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unsigned long addr;
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unsigned long size;
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};
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/*
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* TCM memory region descriptor.
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*/
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struct tcm_region {
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unsigned int tag;
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struct resource res;
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};
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#define TCM_INVALID_TAG 0xffffffff
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unsigned long tcm_alloc(unsigned int tag, size_t len);
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void tcm_free(unsigned int tag, unsigned long addr, size_t len);
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unsigned int tcm_lookup_tag(unsigned long p);
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int tcm_add_region(struct tcm_region *reg);
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#endif
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