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149 lines
3.0 KiB
C
149 lines
3.0 KiB
C
/*
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* This file is part of RGBDS.
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*
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* Copyright (c) 1997-2018, Carsten Sorensen and RGBDS contributors.
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*
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* SPDX-License-Identifier: MIT
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*/
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#ifndef RGBDS_LINKDEFS_H
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#define RGBDS_LINKDEFS_H
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#include <stdbool.h>
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#include <stdint.h>
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#define RGBDS_OBJECT_VERSION_STRING "RGB%1hhu"
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#define RGBDS_OBJECT_VERSION_NUMBER (uint8_t)6
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enum eBankCount {
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BANK_COUNT_ROM0 = 1,
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BANK_COUNT_ROMX = 511,
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BANK_COUNT_WRAM0 = 1,
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BANK_COUNT_WRAMX = 7,
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BANK_COUNT_VRAM = 2,
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BANK_COUNT_OAM = 1,
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BANK_COUNT_HRAM = 1,
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BANK_COUNT_SRAM = 16
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};
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enum eBankGBCount {
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BANK_MIN_ROM0 = 0,
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BANK_MAX_ROM0 = BANK_COUNT_ROM0 + BANK_MIN_ROM0 - 1,
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BANK_MIN_ROMX = 1,
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BANK_MAX_ROMX = BANK_COUNT_ROMX + BANK_MIN_ROMX - 1,
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BANK_MIN_WRAM0 = 0,
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BANK_MAX_WRAM0 = BANK_COUNT_WRAM0 + BANK_MIN_WRAM0 - 1,
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BANK_MIN_WRAMX = 1,
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BANK_MAX_WRAMX = BANK_COUNT_WRAMX + BANK_MIN_WRAMX - 1,
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BANK_MIN_VRAM = 0,
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BANK_MAX_VRAM = BANK_COUNT_VRAM + BANK_MIN_VRAM - 1,
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BANK_MIN_OAM = 0,
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BANK_MAX_OAM = BANK_COUNT_OAM + BANK_MIN_OAM - 1,
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BANK_MIN_HRAM = 0,
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BANK_MAX_HRAM = BANK_COUNT_HRAM + BANK_MIN_HRAM - 1,
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BANK_MIN_SRAM = 0,
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BANK_MAX_SRAM = BANK_COUNT_SRAM + BANK_MIN_SRAM - 1
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};
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enum RPNCommand {
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RPN_ADD = 0x00,
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RPN_SUB = 0x01,
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RPN_MUL = 0x02,
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RPN_DIV = 0x03,
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RPN_MOD = 0x04,
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RPN_UNSUB = 0x05,
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RPN_OR = 0x10,
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RPN_AND = 0x11,
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RPN_XOR = 0x12,
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RPN_UNNOT = 0x13,
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RPN_LOGAND = 0x21,
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RPN_LOGOR = 0x22,
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RPN_LOGUNNOT = 0x23,
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RPN_LOGEQ = 0x30,
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RPN_LOGNE = 0x31,
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RPN_LOGGT = 0x32,
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RPN_LOGLT = 0x33,
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RPN_LOGGE = 0x34,
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RPN_LOGLE = 0x35,
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RPN_SHL = 0x40,
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RPN_SHR = 0x41,
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RPN_BANK_SYM = 0x50,
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RPN_BANK_SECT = 0x51,
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RPN_BANK_SELF = 0x52,
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RPN_HRAM = 0x60,
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RPN_CONST = 0x80,
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RPN_SYM = 0x81
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};
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enum SectionType {
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SECTTYPE_WRAM0,
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SECTTYPE_VRAM,
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SECTTYPE_ROMX,
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SECTTYPE_ROM0,
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SECTTYPE_HRAM,
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SECTTYPE_WRAMX,
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SECTTYPE_SRAM,
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SECTTYPE_OAM,
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SECTTYPE_INVALID
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};
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/**
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* Tells whether a section has data in its object file definition,
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* depending on type.
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* @param type The section's type
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* @return `true` if the section's definition includes data
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*/
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static inline bool sect_HasData(enum SectionType type)
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{
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return type == SECTTYPE_ROM0 || type == SECTTYPE_ROMX;
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}
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enum ExportLevel {
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SYMTYPE_LOCAL,
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SYMTYPE_IMPORT,
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SYMTYPE_EXPORT
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};
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enum PatchType {
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PATCHTYPE_BYTE,
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PATCHTYPE_WORD,
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PATCHTYPE_LONG,
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PATCHTYPE_JR,
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PATCHTYPE_INVALID
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};
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extern uint16_t startaddr[];
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extern uint16_t maxsize[];
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extern uint32_t bankranges[][2];
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/**
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* Computes a memory region's end address (last byte), eg. 0x7FFF
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* @return The address of the last byte in that memory region
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*/
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static inline uint16_t endaddr(enum SectionType type)
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{
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return startaddr[type] + maxsize[type] - 1;
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}
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/**
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* Computes a memory region's number of banks
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* @return The number of banks, 1 for regions without banking
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*/
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static inline uint32_t nbbanks(enum SectionType type)
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{
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return bankranges[type][1] - bankranges[type][0] + 1;
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}
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extern char const * const typeNames[SECTTYPE_INVALID];
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#endif /* RGBDS_LINKDEFS_H */
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