diff options
Diffstat (limited to 'tools/creative.c')
| -rw-r--r-- | tools/creative.c | 89 |
1 files changed, 54 insertions, 35 deletions
diff --git a/tools/creative.c b/tools/creative.c index b9041ca513..2d54630595 100644 --- a/tools/creative.c +++ b/tools/creative.c @@ -30,17 +30,31 @@ static const char null_key_v2[] = "CTL:N0MAD|PDE0.DPMP."; static const char null_key_v3[] = "CTL:Z3N07|PDE0.DPMP."; static const char null_key_v4[] = "CTL:N0MAD|PDE0.DPFP."; -static const struct device_info devices[] = +static const unsigned char bootloader_v1[] = { - {"C\0r\0e\0a\0t\0i\0v\0e\0 \0Z\0e\0n\0 \0V\0i\0s\0i\0o\0n\0:\0M", - 42, null_key_v2}, - {"C\0r\0e\0a\0t\0i\0v\0e\0 \0Z\0e\0n\0 \0V\0i\0s\0i\0o\0n\0:\0M\0 \0G\0o\0!", - 50, null_key_v2}, - {"C\0r\0e\0a\0t\0i\0v\0e\0 \0Z\0e\0n\0 \0V\0i\0s\0i\0o\0n\0 \0©\0T\0L", - 48, null_key_v2}, - {"C\0r\0e\0a\0t\0i\0v\0e\0 \0Z\0E\0N\0 \0V", 42, null_key_v4} + 0xD3, 0xF0, 0x29, 0xE3, /* MSR CPSR_cf, #0xD3 */ + 0x09, 0xF6, 0xA0, 0xE3 /* MOV PC, #0x900000 */ }; +static const unsigned char bootloader_v2[] = +{ + 0xD3, 0xF0, 0x29, 0xE3, /* MSR CPSR_cf, #0xD3 */ + 0x09, 0xF6, 0xA0, 0xE3 /* MOV PC, #0x40000000 */ +}; + +static const unsigned char bootloader_v3[] = +{ + 0 /* Unknown */ +}; + +static const struct device_info devices[] = +{ + {"C\0r\0e\0a\0t\0i\0v\0e\0 \0Z\0e\0n\0 \0V\0i\0s\0i\0o\0n\0:\0M", 42, null_key_v2, bootloader_v1, sizeof(bootloader_v1), 0x00900000}, + {"C\0r\0e\0a\0t\0i\0v\0e\0 \0Z\0e\0n\0 \0V\0i\0s\0i\0o\0n\0:\0M\0 \0G\0o\0!", 50, null_key_v2, bootloader_v1, sizeof(bootloader_v1), 0x00900000}, + {"C\0r\0e\0a\0t\0i\0v\0e\0 \0Z\0e\0n\0 \0V\0i\0s\0i\0o\0n\0 \0©\0T\0L", 48, null_key_v2, bootloader_v1, sizeof(bootloader_v1), 0x00900000}, + {"C\0r\0e\0a\0t\0i\0v\0e\0 \0Z\0E\0N\0 \0V", 42, null_key_v4, bootloader_v3, sizeof(bootloader_v3), 0x00000000}, + {"C\0r\0e\0a\0t\0i\0v\0e\0 \0Z\0E\0N", 48, null_key_v3, bootloader_v2, sizeof(bootloader_v2), 0x40000000} +}; /* Create a Zen Vision:M FRESCUE structure file @@ -49,7 +63,7 @@ extern void int2le(unsigned int val, unsigned char* addr); extern unsigned int le2int(unsigned char* buf); -static int make_ciff_file(unsigned char *inbuf, int length, +static int make_ciff_file(unsigned char *inbuf, unsigned int length, unsigned char *outbuf, int device) { unsigned char key[20]; @@ -74,14 +88,11 @@ static int make_ciff_file(unsigned char *inbuf, int length, return length+0x90+0x1C+8; } -static int make_jrm_file(unsigned char *inbuf, int length, - unsigned char *outbuf) +static int make_jrm_file(unsigned char *inbuf, unsigned int length, + unsigned char *outbuf, int device) { - int i; + unsigned int i; unsigned int sum = 0; - /* Calculate checksum for later use in header */ - for(i=0; i<length; i+= 4) - sum += le2int(&inbuf[i]) + (le2int(&inbuf[i])>>16); /* Clear the header area to zero */ memset(outbuf, 0, 0x18); @@ -89,34 +100,42 @@ static int make_jrm_file(unsigned char *inbuf, int length, /* Header (EDOC) */ memcpy(outbuf, "EDOC", 4); /* Total Size */ - int2le(length+0x20, &outbuf[0x4]); + #define SIZEOF_BOOTLOADER_CODE devices[device].bootloader_size + int2le(4+0xC+SIZEOF_BOOTLOADER_CODE+0xC+length, &outbuf[0x4]); /* 4 bytes of zero */ - - /* Address = 0x900000 */ - int2le(0x900000, &outbuf[0xC]); + memset(&outbuf[0x8], 0, 0x4); + + /* First block starts here ... */ + /* Address = 0x0 */ + memset(&outbuf[0xC], 0, 0x4); /* Size */ - int2le(length, &outbuf[0x10]); + int2le(SIZEOF_BOOTLOADER_CODE, &outbuf[0x10]); /* Checksum */ + for(i=0; i<SIZEOF_BOOTLOADER_CODE; i+= 4) + sum += le2int((unsigned char*)&devices[device].bootloader[i]) + (le2int((unsigned char*)&devices[device].bootloader[i])>>16); int2le(sum, &outbuf[0x14]); outbuf[0x16] = 0; outbuf[0x17] = 0; - /* Data starts here... */ - memcpy(&outbuf[0x18], inbuf, length); - + /*Data */ + memcpy(&outbuf[0x18], devices[device].bootloader, SIZEOF_BOOTLOADER_CODE); + /* Second block starts here ... */ - /* Address = 0x0 */ + /* Address = depends on target */ + #define SB_START (0x18+SIZEOF_BOOTLOADER_CODE) + int2le(devices[device].memory_address, &outbuf[SB_START]); /* Size */ - int2le(0x4, &outbuf[0x18+length+0x4]); + int2le(length, &outbuf[SB_START+0x4]); /* Checksum */ - outbuf[0x18+length+0x8] = 0xA9; - outbuf[0x18+length+0x9] = 0xD9; - /* Data: MOV PC, 0x900000 */ - outbuf[0x18+length+0xC] = 0x09; - outbuf[0x18+length+0xD] = 0xF6; - outbuf[0x18+length+0xE] = 0xA0; - outbuf[0x18+length+0xF] = 0xE3; - - return length+0x18+0x10; + sum = 0; + for(i=0; i<length; i+= 4) + sum += le2int(&inbuf[i]) + (le2int(&inbuf[i])>>16); + int2le(sum, &outbuf[SB_START+0x8]); + outbuf[SB_START+0xA] = 0; + outbuf[SB_START+0xB] = 0; + /* Data */ + memcpy(&outbuf[SB_START+0xC], inbuf, length); + + return SB_START+0xC+length; } int zvm_encode(char *iname, char *oname, int device) @@ -156,7 +175,7 @@ int zvm_encode(char *iname, char *oname, int device) printf("out of memory!\n"); return -1; } - length = make_jrm_file(buf, len, outbuf); + length = make_jrm_file(buf, len, outbuf, device); free(buf); buf = (unsigned char*)malloc(length+0x200); memset(buf, 0, length+0x200); |