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trezor-firmware/legacy/imhex/t1_firmware.pat

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2.1 KiB
Plaintext

#pragma once
#pragma endian little
// You must download standard libraries via menu
// Help->Content Store->Libraries
#include <std/io.pat>
#include <std/mem.pat>
#include <std/sys.pat>
#define FW_MAGIC_OLD "TRZR"
#define FW_MAGIC_NEW "TRZF"
struct ImageHeader_v1 {
char magic_old[4];
u32 code_length;
u8 key_indexes[3];
u8 flags;
u8 __reserved1[52];
u8 sig1[64];
u8 sig2[64];
u8 sig3[64];
};
struct ImageHeader_v2 {
char magic_new[4];
u32 hdrlen_or_reset_handler_thumb;
u32 expiry;
u32 codelen;
u32 version;
u32 fix_version;
u8 __reserved1[8];
u8 hashes[512];
u8 sig1[64];
u8 sig2[64];
u8 sig3[64];
u8 sigindex1;
u8 sigindex2;
u8 sigindex3;
u8 __reserved2[220];
u8 __sigmask;
u8 __sig[64];
};
fn base() {
return std::mem::base_address();
};
//#define VTOR (base()+0x500)
//0x8010400
bitfield ARMAddress {
ThumbMode : 1;
Address : 31 [[transform("address_transform")]];
} [[right_to_left]];
fn address_transform(u32 value) {
return value << 1;
};
fn address_mask(u32 value) {
return value & 0xFFFFFFFE;
};
using Address = u32;
struct Exceptions {
Address reset [[name("Reset Handler"), transform("address_mask")]];
// size is just estimate so that it highlights some bytes
u8 reset_function[256] @ reset;
Address nmi [[name("Non-maskable Interrupt Handler")]];
Address hard_fault [[name("HardFault Handler")]];
Address mem_manage [[name("Memory Protection Error Handler")]];
Address bus_fault [[name("Bus Fault Handler")]];
Address usage_fault [[name("UsageFault (Instruction Execution fault) Handler")]];
Address reserved_1[4] [[hidden]];
Address sv_call [[name("Synchronous Supervisor Call (SVC Instruction) Handler")]];
Address debug_monitor [[name("Synchronous Debug Event Handler")]];
Address reserved_2[1] [[hidden]];
Address pend_sv [[name("Asynchronous Supervisor Call Handler")]];
Address sys_tick [[name("System Timer Tick Handler")]];
};
struct VectorTable {
Address initial_sp [[name("Initial Stack Pointer Value")]];
Exceptions exceptions [[inline, name("Exceptions")]];
};