X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/e654346b7952ec0a024189c30b657195bf35f7e4..9932c55a4accc135200bca93edec8022f8bdcf12:/client/flash.c?ds=inline

diff --git a/client/flash.c b/client/flash.c
index 3a0a1cda..c26dd307 100644
--- a/client/flash.c
+++ b/client/flash.c
@@ -13,11 +13,11 @@
 #include <stdlib.h>
 #include "proxmark3.h"
 #include "sleep.h"
-//#include "proxusb.h"
 #include "flash.h"
 #include "elf.h"
 #include "proxendian.h"
 #include "usb_cmd.h"
+#include "at91sam7s512.h"
 
 void SendCommand(UsbCommand* txcmd);
 void ReceiveCommand(UsbCommand* rxcmd);
@@ -28,7 +28,13 @@ int OpenProxmark(size_t i);
 unsigned int current_command = CMD_UNKNOWN;
 
 #define FLASH_START            0x100000
-#define FLASH_SIZE             (256*1024)
+
+#ifdef HAS_512_FLASH
+# define FLASH_SIZE             (512*1024)
+#else
+# define FLASH_SIZE             (256*1024)
+#endif
+
 #define FLASH_END              (FLASH_START + FLASH_SIZE)
 #define BOOTLOADER_SIZE        0x2000
 #define BOOTLOADER_END         (FLASH_START + BOOTLOADER_SIZE)
@@ -276,8 +282,7 @@ static int get_proxmark_state(uint32_t *state)
 {
 	UsbCommand c;
 	c.cmd = CMD_DEVICE_INFO;
-//	SendCommand_(&c);
-  SendCommand(&c);
+	SendCommand(&c);
 	UsbCommand resp;
 	ReceiveCommand(&resp);
 
@@ -313,10 +318,9 @@ static int enter_bootloader(char *serial_port_name)
 	if (get_proxmark_state(&state) < 0)
 		return -1;
 
-	if (state & DEVICE_INFO_FLAG_CURRENT_MODE_BOOTROM) {
-		/* Already in flash state, we're done. */
+	/* Already in flash state, we're done. */
+	if (state & DEVICE_INFO_FLAG_CURRENT_MODE_BOOTROM)
 		return 0;
-	}
 
 	if (state & DEVICE_INFO_FLAG_CURRENT_MODE_OS) {
 		fprintf(stderr,"Entering bootloader...\n");
@@ -324,8 +328,7 @@ static int enter_bootloader(char *serial_port_name)
 		memset(&c, 0, sizeof (c));
 
 		if ((state & DEVICE_INFO_FLAG_BOOTROM_PRESENT)
-			&& (state & DEVICE_INFO_FLAG_OSIMAGE_PRESENT))
-		{
+			&& (state & DEVICE_INFO_FLAG_OSIMAGE_PRESENT)) {
 			// New style handover: Send CMD_START_FLASH, which will reset the board
 			// and enter the bootrom on the next boot.
 			c.cmd = CMD_START_FLASH;
@@ -337,16 +340,15 @@ 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 {
+		do {
 			sleep(1);
 			fprintf(stderr, ".");
 		} while (!OpenProxmark(0));
 		fprintf(stderr," Found.\n");
-
 		return 0;
 	}
 
@@ -354,12 +356,11 @@ static int enter_bootloader(char *serial_port_name)
 	return -1;
 }
 
-static int wait_for_ack(void)
+static int wait_for_ack(UsbCommand *ack) 
 {
-  UsbCommand ack;
-	ReceiveCommand(&ack);
-	if (ack.cmd != CMD_ACK) {
-		printf("Error: Unexpected reply 0x%04"llx" (expected ACK)\n", ack.cmd);
+	ReceiveCommand(ack);
+	if (ack->cmd != CMD_ACK) {
+		printf("Error: Unexpected reply 0x%04"llx" %s (expected ACK)\n", ack->cmd, (ack->cmd==CMD_NACK)?"NACK":"");
 		return -1;
 	}
 	return 0;
@@ -391,8 +392,7 @@ int flash_start_flashing(int enable_bl_writes,char *serial_port_name)
 			c.arg[2] = 0;
 		}
 		SendCommand(&c);
-//		SendCommand_(&c);
-		return wait_for_ack();
+		return wait_for_ack(&c);
 	} else {
 		fprintf(stderr, "Note: Your bootloader does not understand the new START_FLASH command\n");
 		fprintf(stderr, "      It is recommended that you update your bootloader\n\n");
@@ -404,29 +404,23 @@ int flash_start_flashing(int enable_bl_writes,char *serial_port_name)
 static int write_block(uint32_t address, uint8_t *data, uint32_t length)
 {
 	uint8_t block_buf[BLOCK_SIZE];
-
 	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;
-    }
-	}
-*/
-	c.cmd = CMD_FINISH_WRITE;
-	c.arg[0] = address;
-//	memcpy(c.d.asBytes, block_buf+240, 16);
-//	SendCommand_(&c);
+	UsbCommand c = {CMD_FINISH_WRITE, {address, 0, 0}};
 	memcpy(c.d.asBytes, block_buf, length);
-  SendCommand(&c);
-  return wait_for_ack();
+	SendCommand(&c);
+	int ret = wait_for_ack(&c);
+	if (ret && c.arg[0]) {
+		uint32_t lock_bits = c.arg[0] >> 16;
+		bool lock_error = c.arg[0] & AT91C_MC_LOCKE;
+		bool prog_error = c.arg[0] & AT91C_MC_PROGE;
+		bool security_bit = c.arg[0] & AT91C_MC_SECURITY;
+		printf("%s", lock_error ? "       Lock Error\n" : "");
+		printf("%s", prog_error ? "       Invalid Command or bad Keyword\n" : "");
+		printf("%s", security_bit ? "       Security Bit is set!\n" : "");
+		printf("       Lock Bits:      0x%04x\n", lock_bits);
+	}
+	return ret;
 }
 
 // Write a file's segments to Flash
@@ -486,8 +480,7 @@ 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;
 }