Merge pull request #510 from israpps/ioprp

add romimg to tools & recipe for IOPRP Images

samples/Makefile.eeglobal_sample

@@ -92,3 +92,12 @@ $(EE_ERL): $(EE_OBJS)
 $(EE_LIB): $(EE_OBJS)
 	$(DIR_GUARD)
 	$(EE_AR) cru $(EE_LIB) $(EE_OBJS)
+
+$(IOPRP_BIN): $(IOPRP_CONTENTS)
+ifeq (_$(IOPRP_CONTENTS)_,__)
+	$(error Cannot generate IOPRP if 'IOPRP_CONTENTS' variable is empty)
+else
+	$(DIR_GUARD)
+	romimg -c $@ $<
+endif
+

tools/Makefile

@@ -11,6 +11,7 @@ SUBDIRS = \
 	bin2c \
 	ps2-irxgen \
 	ps2adpcm \
+	romimg \
 #	  gensymtab
 
 include $(PS2SDKSRC)/Defs.make

tools/romimg/Makefile

@@ -0,0 +1,15 @@
+# _____     ___ ____     ___ ____
+#  ____|   |    ____|   |        | |____|
+# |     ___|   |____ ___|    ____| |    \    PS2DEV Open Source Project.
+#-----------------------------------------------------------------------
+# Copyright 2001-2022, ps2dev - http://www.ps2dev.org
+# Licenced under Academic Free License version 2.0
+# Review ps2sdk README & LICENSE files for further details.
+# ROMIMG was made by @sp193
+
+TOOLS_OBJS = main.o platform.o romimg.o SonyRX.o
+
+include $(PS2SDKSRC)/Defs.make
+include $(PS2SDKSRC)/tools/Rules.bin.make
+include $(PS2SDKSRC)/tools/Rules.make
+include $(PS2SDKSRC)/tools/Rules.release

tools/romimg/src/ELF.h

@@ -0,0 +1,122 @@
+typedef unsigned char u8;
+typedef unsigned short int u16;
+typedef unsigned int u32;
+
+/* ELF-loading stuff */
+#define ELF_MAGIC 0x464c457f
+#define ELF_TYPE_IRX 0xFF80  /* SCE IOP Relocatable eXcutable file version 1.0 */
+#define ELF_TYPE_ERX2 0xFF91 /* SCE EE Relocatable eXcutable file version 2.0 */
+#define ELF_PT_LOAD 1
+
+/*------------------------------*/
+typedef struct
+{
+	u8 ident[16]; /* Structure of a ELF header */
+	u16 type;
+	u16 machine;
+	u32 version;
+	u32 entry;
+	u32 phoff;
+	u32 shoff;
+	u32 flags;
+	u16 ehsize;
+	u16 phentsize;
+	u16 phnum;
+	u16 shentsize;
+	u16 shnum;
+	u16 shstrndx;
+} elf_header_t;
+/*------------------------------*/
+typedef struct
+{
+	u32 type; /* Structure of a header a sections in an ELF */
+	u32 offset;
+	void *vaddr;
+	u32 paddr;
+	u32 filesz;
+	u32 memsz;
+	u32 flags;
+	u32 align;
+} elf_pheader_t;
+
+typedef struct
+{
+	u32 name;
+	u32 type;
+	u32 flags;
+	u32 addr;
+	u32 offset;
+	u32 size;
+	u32 link;
+	u32 info;
+	u32 addralign;
+	u32 entsize;
+} elf_shdr_t;
+
+typedef struct
+{
+	u32 offset;
+	u32 info;
+} elf_rel;
+
+typedef struct
+{
+	u32 offset;
+	u32 info;
+	u32 addend;
+} elf_rela;
+
+enum ELF_SHT_types {
+	SHT_NULL = 0,
+	SHT_PROGBITS,
+	SHT_SYMTAB,
+	SHT_STRTAB,
+	SHT_RELA,
+	SHT_HASH,
+	SHT_DYNAMIC,
+	SHT_NOTE,
+	SHT_NOBITS,
+	SHT_REL,
+	SHT_SHLIB,
+	SHT_DYNSYM
+};
+
+typedef struct iopmod_struct
+{
+	u32 moduleinfo;
+	u32 entry;
+	u32 gp_value;
+	u32 text_size;
+	u32 data_size;
+	u32 bss_size;
+	u16 version;
+	char modname[];
+} iopmod_t;
+
+typedef struct eemod_struct
+{
+	u32 moduleinfo;
+	u32 entry;
+	u32 gp_value;
+	u32 text_size;
+	u32 data_size;
+	u32 bss_size;
+	u32 ERX_lib_addr;
+	u32 ERX_lib_size;
+	u32 ERX_stub_addr;
+	u32 ERX_stub_size;
+	u16 version;
+	char modname[];
+} eemod_t;
+
+#define SHT_LOPROC 0x70000000
+#define SHT_LOPROC_IOPMOD_TAB 0x80
+#define SHT_LOPROC_EEMOD_TAB 0x90
+#define SHT_HIPROC 0x7fffffff
+#define SHT_LOUSER 0x80000000
+#define SHT_HIUSER 0xffffffff
+
+#define SHF_WRITE 0x1
+#define SHF_ALLOC 0x2
+#define SHF_EXECINSTR 0x4
+#define SHF_MASKPROC 0xf0000000

tools/romimg/src/SonyRX.c

@@ -0,0 +1,90 @@
+/*
+    SonyRX.c	- Contains functions for handling Sony Relocatable eXecutable files (e.g. IRX and ERX files).
+*/
+
+#include <errno.h>
+#include <stdio.h>
+#include <malloc.h>
+#include <string.h>
+
+#include "ELF.h"
+#include "SonyRX.h"
+
+int IsSonyRXModule(const char *path)
+{
+	FILE *file;
+	elf_header_t header;
+	elf_shdr_t SectionHeader;
+	int result;
+
+	result = 0;
+	if ((file = fopen(path, "rb")) != NULL) {
+		fread(&header, 1, sizeof(elf_header_t), file);
+		if (*(u32 *)header.ident == ELF_MAGIC && (header.type == ELF_TYPE_ERX2 || header.type == ELF_TYPE_IRX)) {
+			unsigned int i;
+			for (i = 0; i < header.shnum; i++) {
+				fseek(file, header.shoff + i * header.shentsize, SEEK_SET);
+				fread(&SectionHeader, 1, sizeof(elf_shdr_t), file);
+
+				if ((SectionHeader.type == (SHT_LOPROC | SHT_LOPROC_EEMOD_TAB)) || (SectionHeader.type == (SHT_LOPROC | SHT_LOPROC_IOPMOD_TAB))) {
+					result = 1;
+					break;
+				}
+			}
+		}
+
+		fclose(file);
+	}
+
+	return result;
+}
+
+int GetSonyRXModInfo(const char *path, char *description, unsigned int MaxLength, unsigned short int *version)
+{
+	FILE *file;
+	int result;
+	elf_header_t header;
+	elf_shdr_t SectionHeader;
+
+	result = ENOENT;
+	if ((file = fopen(path, "rb")) != NULL) {
+		fread(&header, 1, sizeof(elf_header_t), file);
+		if (*(u32 *)header.ident == ELF_MAGIC && (header.type == ELF_TYPE_ERX2 || header.type == ELF_TYPE_IRX)) {
+			unsigned int i;
+			for (i = 0; i < header.shnum; i++) {
+				fseek(file, header.shoff + i * header.shentsize, SEEK_SET);
+				fread(&SectionHeader, 1, sizeof(elf_shdr_t), file);
+
+				if (SectionHeader.type == (SHT_LOPROC | SHT_LOPROC_EEMOD_TAB) || SectionHeader.type == (SHT_LOPROC | SHT_LOPROC_IOPMOD_TAB)) {
+					void *buffer;
+					if ((buffer = malloc(SectionHeader.size)) != NULL) {
+						fseek(file, SectionHeader.offset, SEEK_SET);
+						fread(buffer, 1, SectionHeader.size, file);
+
+						if (SectionHeader.type == (SHT_LOPROC | SHT_LOPROC_IOPMOD_TAB)) {
+							*version = ((iopmod_t *)buffer)->version;
+							strncpy(description, ((iopmod_t *)buffer)->modname, MaxLength - 1);
+							description[MaxLength - 1] = '\0';
+						} else if (SectionHeader.type == (SHT_LOPROC | SHT_LOPROC_EEMOD_TAB)) {
+							*version = ((eemod_t *)buffer)->version;
+							strncpy(description, ((eemod_t *)buffer)->modname, MaxLength - 1);
+							description[MaxLength - 1] = '\0';
+						}
+
+						result = 0;
+
+						free(buffer);
+					} else
+						result = ENOMEM;
+					break;
+				}
+			}
+		} else
+			result = EINVAL;
+
+		fclose(file);
+	} else
+		result = ENOENT;
+
+	return result;
+}

tools/romimg/src/SonyRX.h

@@ -0,0 +1,2 @@
+int IsSonyRXModule(const char *path);
+int GetSonyRXModInfo(const char *path, char *description, unsigned int MaxLength, unsigned short int *version);

tools/romimg/src/dprintf.h

@@ -0,0 +1,18 @@
+#define REDBOLD "\033[1;31m"
+#define YELBOLD "\033[1;33m"
+#define GRNBOLD "\033[1;32m"
+
+#define GREEN "\033[0;32m"
+#define YELLOW "\033[0;33m"
+#define DEFCOL "\033[0m"
+#include <stdio.h>
+#define ERROR(fmt, x...) printf(REDBOLD "ERROR: " fmt DEFCOL, ##x)
+#define WARNING(fmt, x...) printf(YELBOLD "WARNING: " fmt DEFCOL, ##x)
+// #define DEBUG
+#ifdef DEBUG
+#define DPRINTF(fmt, x...) printf(REDBOLD "%s: " fmt DEFCOL, __func__, ##x)
+#define PRINTLN() DPRINTF("%d\n", __LINE__)
+#else
+#define DPRINTF(x...)
+#define PRINTLN()
+#endif