X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/e654346b7952ec0a024189c30b657195bf35f7e4..d2ca5dbfe8def88a3d03493524854a79a2b462a1:/client/flash.c diff --git a/client/flash.c b/client/flash.c index 3a0a1cda..f3d2f420 100644 --- a/client/flash.c +++ b/client/flash.c @@ -11,21 +11,16 @@ #include #include #include +#include +#include #include "proxmark3.h" -#include "sleep.h" -//#include "proxusb.h" +#include "util.h" +#include "util_posix.h" #include "flash.h" #include "elf.h" #include "proxendian.h" #include "usb_cmd.h" - -void SendCommand(UsbCommand* txcmd); -void ReceiveCommand(UsbCommand* rxcmd); -void CloseProxmark(); -int OpenProxmark(size_t i); - -// FIXME: what the fuckity fuck -unsigned int current_command = CMD_UNKNOWN; +#include "comms.h" #define FLASH_START 0x100000 #define FLASH_SIZE (256*1024) @@ -42,9 +37,10 @@ static const uint8_t elf_ident[] = { EV_CURRENT }; + // Turn PHDRs into flasher segments, checking for PHDR sanity and merging adjacent // unaligned segments if needed -static int build_segs_from_phdrs(flash_file_t *ctx, FILE *fd, Elf32_Phdr *phdrs, int num_phdrs) +static int build_segs_from_phdrs(flash_file_t *ctx, FILE *fd, Elf32_Phdr *phdrs, uint16_t num_phdrs) { Elf32_Phdr *phdr = phdrs; flash_seg_t *seg; @@ -189,13 +185,13 @@ static int check_segs(flash_file_t *ctx, int can_write_bl) { return 0; } + // Load an ELF file and prepare it for flashing -int flash_load(flash_file_t *ctx, const char *name, int can_write_bl) -{ +int flash_load(flash_file_t *ctx, const char *name, bool can_write_bl) { FILE *fd = NULL; Elf32_Ehdr ehdr; Elf32_Phdr *phdrs = NULL; - int num_phdrs; + uint16_t num_phdrs; int res; fd = fopen(name, "rb"); @@ -271,15 +267,14 @@ fail: return -1; } + // Get the state of the proxmark, backwards compatible -static int get_proxmark_state(uint32_t *state) -{ - UsbCommand c; +static int get_proxmark_state(uint32_t *state) { + UsbCommand c = {0}; c.cmd = CMD_DEVICE_INFO; -// SendCommand_(&c); - SendCommand(&c); + SendCommand(&c); UsbCommand resp; - ReceiveCommand(&resp); + WaitForResponse(CMD_UNKNOWN, &resp); // wait for any response. No timeout. // Three outcomes: // 1. The old bootrom code will ignore CMD_DEVICE_INFO, but respond with an ACK @@ -297,7 +292,7 @@ static int get_proxmark_state(uint32_t *state) *state = resp.arg[0]; break; default: - fprintf(stderr, "Error: Couldn't get proxmark state, bad response type: 0x%04"llx"\n", resp.cmd); + fprintf(stderr, "Error: Couldn't get proxmark state, bad response type: 0x%04" PRIx64 "\n", resp.cmd); return -1; break; } @@ -305,9 +300,9 @@ static int get_proxmark_state(uint32_t *state) return 0; } + // Enter the bootloader to be able to start flashing -static int enter_bootloader(char *serial_port_name) -{ +static int enter_bootloader(char *serial_port_name) { uint32_t state; if (get_proxmark_state(&state) < 0) @@ -319,7 +314,7 @@ static int enter_bootloader(char *serial_port_name) } if (state & DEVICE_INFO_FLAG_CURRENT_MODE_OS) { - fprintf(stderr,"Entering bootloader...\n"); + fprintf(stderr, "Entering bootloader...\n"); UsbCommand c; memset(&c, 0, sizeof (c)); @@ -337,39 +332,43 @@ static int enter_bootloader(char *serial_port_name) SendCommand(&c); fprintf(stderr,"Press and hold down button NOW if your bootloader requires it.\n"); } - msleep(100); + + msleep(100); CloseProxmark(); - fprintf(stderr,"Waiting for Proxmark to reappear on %s",serial_port_name); - do { - sleep(1); - fprintf(stderr, "."); - } while (!OpenProxmark(0)); - fprintf(stderr," Found.\n"); + msleep(1000); // wait for OS to detect device disconnect. - return 0; + bool opened = OpenProxmark(serial_port_name, true, 120); // wait for 2 minutes + if (opened) { + fprintf(stderr," Found.\n"); + return 0; + } else { + fprintf(stderr,"Error: Proxmark not found.\n"); + return -1; + } } fprintf(stderr, "Error: Unknown Proxmark mode\n"); return -1; } + static int wait_for_ack(void) { - UsbCommand ack; - ReceiveCommand(&ack); + UsbCommand ack; + WaitForResponse(CMD_UNKNOWN, &ack); if (ack.cmd != CMD_ACK) { - printf("Error: Unexpected reply 0x%04"llx" (expected ACK)\n", ack.cmd); + printf("Error: Unexpected reply 0x%04" PRIx64 " (expected ACK)\n", ack.cmd); return -1; } return 0; } + // Go into flashing mode int flash_start_flashing(int enable_bl_writes,char *serial_port_name) { uint32_t state; - if (enter_bootloader(serial_port_name) < 0) return -1; @@ -391,7 +390,6 @@ int flash_start_flashing(int enable_bl_writes,char *serial_port_name) c.arg[2] = 0; } SendCommand(&c); -// SendCommand_(&c); return wait_for_ack(); } else { fprintf(stderr, "Note: Your bootloader does not understand the new START_FLASH command\n"); @@ -407,26 +405,12 @@ static int write_block(uint32_t address, uint8_t *data, uint32_t length) memset(block_buf, 0xFF, BLOCK_SIZE); memcpy(block_buf, data, length); - UsbCommand c; -/* - c.cmd = {CMD_SETUP_WRITE}; - for (int i = 0; i < 240; i += 48) { - memcpy(c.d.asBytes, block_buf + i, 48); - c.arg[0] = i / 4; - SendCommand(&c); -// SendCommand_(&c); - if (wait_for_ack() < 0) { - return -1; - } - } -*/ + UsbCommand c; c.cmd = CMD_FINISH_WRITE; c.arg[0] = address; -// memcpy(c.d.asBytes, block_buf+240, 16); -// SendCommand_(&c); memcpy(c.d.asBytes, block_buf, length); - SendCommand(&c); - return wait_for_ack(); + SendCommand(&c); + return wait_for_ack(); } // Write a file's segments to Flash @@ -486,8 +470,7 @@ void flash_free(flash_file_t *ctx) // just reset the unit int flash_stop_flashing(void) { UsbCommand c = {CMD_HARDWARE_RESET}; -// SendCommand_(&c); - SendCommand(&c); - msleep(100); - return 0; + SendCommand(&c); + msleep(100); + return 0; }