.gitignore

@@ -1,5 +1,4 @@
 dump/
 *.bin
 *.a
-reven/
 !dump/exynos-usbdl/

source/gupje_device/Makefile

@@ -1,17 +0,0 @@
-ifeq ($(ANDROID_NDK_ROOT),)
-$(error Error : Set the env variable 'ANDROID_NDK_ROOT' with the path of the Android NDK (version 20))
-endif
-
-CC := $(ANDROID_NDK_ROOT)/toolchains/llvm/prebuilt/linux-x86_64/bin/aarch64-linux-android27-clang
-AR := $(ANDROID_NDK_ROOT)/toolchains/llvm/prebuilt/linux-x86_64/bin/aarch64-linux-android-ar
-OBJCOPY := $(ANDROID_NDK_ROOT)/toolchains/llvm/prebuilt/linux-x86_64/bin/aarch64-linux-android-objcopy
-LD := $(ANDROID_NDK_ROOT)/toolchains/llvm/prebuilt/linux-x86_64/bin/aarch64-linux-android-ld.bfd
-
-#==================Target Samsung S7 (8890)==================
-CFLAGS_SAMSUNGS7 = -Os -Idevices/samsung_s7/
-samsung_s7:
-	[ -d bin/samsung_s7 ] || mkdir -p bin/samsung_s7/
-	$(CC) arm64_stub.S -c -o bin/samsung_s7/entry.o $(CFLAGS_SAMSUNGS7)
-	$(CC) debugger.c -c -o bin/samsung_s7/debugger.o $(CFLAGS_SAMSUNGS7)
-	$(LD) -T devices/samsung_s7/linkscript.ld bin/samsung_s7/entry.o bin/samsung_s7/debugger.o -o bin/samsung_s7/debugger.elf --just-symbols=devices/samsung_s7/symbols.txt
-	$(OBJCOPY) -O binary bin/samsung_s7/debugger.elf bin/samsung_s7/debugger.bin

source/gupje_device/Readme.md

@@ -1,7 +0,0 @@
-# Gupje
-Current memory map:
-
-![memory map](memory_map.drawio.svg)
-
-## Usage:
-Copy this folder to <gupje>/devices/samsung_s7 and run ``make``

source/gupje_device/device.h

@@ -1,86 +0,0 @@
-#include <stdint.h>
-#include <stddef.h>
-
-//  Create external function at 0x00006f88
-extern void maybe_usb_setup_read(char endpoint,void *fun,uint32_t target_buffer);
-extern void dwc3_ep0_start_trans(char endpoint,uint32_t target_buf, uint32_t len);
-extern int usb_event_handler(void);
-extern uint32_t get_endpoint_recv_buffer(char endpoint);
-extern void exynos_sleep(int endpoint,uint32_t timeout);
-extern void usb_send(uint32_t address,uint32_t size);
-
-int mystrlen(char *data) {
-    int i=0;
-    while(1) {
-        if(data[i++] == '\0'){
-            break;
-        }
-    }
-    return i-1;
-}
-
-
-#define recv_buffer 0x206fe00 //0x02021800 + 0x3000
-#define data_received 0x206fd00
-
-void recv_data_cb(uint32_t endpoint, uint32_t len){
-    char *dest_buf = (char *)recv_buffer;
-    volatile void *dref = (void *)data_received;
-    
-    void *rbuf = get_endpoint_recv_buffer(endpoint);
-    for(int i= 0; i < len; i++){
-        dest_buf[i] = *(char *)(void *)((int)rbuf + i);
-    }
-    *(uint8_t *)dref = 1; // Mark as ready
-}
-
-void recv_data(void *address, uint32_t size){
-    // 
-    volatile void *dref = (void *)data_received;
-    *(uint8_t *)dref = 0;
-
-    maybe_usb_setup_read(2, recv_data_cb, size);
-    uint32_t rbuf = get_endpoint_recv_buffer(2);
-    dwc3_ep0_start_trans(2, rbuf, size);
-    while(1){
-        usb_event_handler();
-        if(*(uint8_t *)dref == 1){
-            break;
-        }
-        // exynos_sleep(2, 1000);
-    }
-    // Copy to destination location
-    char *dest_buf = (uint64_t)address;
-    for(int i= 0; i < size; i++){
-        dest_buf[i] = *(char *)(void *)((int)recv_buffer + i);
-    }
-}
-
-void send_data_cb(uint32_t endpoint, uint32_t len){
-    // Tell event handler that the data was received
-    volatile void *dref = (void *)data_received;
-    *(uint8_t *)dref = 1; // Mark as ready
-}
-
-void send(void *address, uint32_t size, uint32_t *error){
-    volatile void *dref = (void *)data_received;
-    *(uint8_t *)dref = 0;
-    maybe_usb_setup_read(0x1, send_data_cb, size);
-    // uint32_t rbuf = get_endpoint_recv_buffer(1);
-    dwc3_ep0_start_trans(1, (uint64_t)address, size);
-    while(1){
-        usb_event_handler();
-        if(*(uint8_t *)dref == 1){
-            break;
-        }
-        // exynos_sleep(1, 1000);
-    }
-}
-
-void usb_log(char * msg, uint32_t * error){
-	send(msg, mystrlen(msg), error);    
-}
-
-void concrete_main(uint64_t debugger){
-
-}

source/gupje_device/linkscript.ld

@@ -1,14 +0,0 @@
-MEMORY {
-    ROM (rwx): ORIGIN = 0x2069000, LENGTH = 0x1000
-}
-
-SECTIONS
-{
-     . = 0x2069000;
-     .text . : {
-          *(.text*)
-          *(.data*)
-          *(.rodata*)
-     } >ROM
-
-}

source/gupje_device/symbols.txt

@@ -1,9 +0,0 @@
-debugger_storage = 0x206d000;
-debugger_stack = 0x206b000;
-debugger_entry = 0x2069000;
-
-maybe_usb_setup_read = 0x00006f88;
-dwc3_ep0_start_trans = 0x0000791c;
-usb_event_handler = 0x00007bac;
-get_endpoint_recv_buffer = 0x00007a7c;
-exynos_sleep = 0x000027c8;