53 lines
1.2 KiB
C
53 lines
1.2 KiB
C
#ifndef __LIBMEM_H__
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#define __LIBMEM_H__
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#include <stdint.h>
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#include <stdlib.h>
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#define GET_BIT(n, b) ((n >> b) & 1)
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// Internal mem handlers
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typedef void* (*mem_h_read_func)(uint64_t ident, uint64_t addr, void* rawCells);
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typedef void (*mem_h_write_func)(uint64_t ident, uint64_t addr, void* rawCells, void* data);
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typedef struct {
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mem_h_read_func func;
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uint64_t ident;
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} mem_h_read_handler;
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typedef struct {
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mem_h_write_func func;
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uint64_t ident;
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} mem_h_write_handler;
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typedef struct
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{
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void* rawCells;
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void** cells;
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uint64_t smartAddrReadMask;
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uint64_t smartAddrWriteMask;
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mem_h_read_handler* smartAddrReadHandlers;
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mem_h_write_handler* smartAddrWriteHandlers;
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char** memsegNames;
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uint64_t* memsegShifts;
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uint64_t* memreadCellAddrs;
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uint64_t* memwriteCellAddrs;
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uint8_t memreadLen;
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uint8_t memwriteLen;
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} device_mem_t;
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typedef struct
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{
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uint64_t start;
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uint64_t len;
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uint8_t wordLen;
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char* name;
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} memseg_spec_t;
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// External handlers
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typedef void* (*ext_h_read_func)(uint64_t addr, void* rawCells, void* devContext);
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typedef void (*ext_h_write_func)(uint64_t addr, void* rawCells, void* data, void* devContext);
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#endif // ifndef __LIBMEM_H__
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