Probe function return bool, true if device identified.

Correctly identify LM3S3748.

src/cortexm.c

@@ -315,7 +315,7 @@ static const char tdesc_cortex_mf[] =
 	"  </feature>"
 	"</target>";
 
-int
+bool
 cortexm_probe(struct target_s *target)
 {
 	target->driver = cortexm_driver_str;
@@ -357,7 +357,7 @@ cortexm_probe(struct target_s *target)
 			CORTEXM_DEMCR_VC_CORERESET;
 
 #define PROBE(x) \
-	do { if (!(x)(target)) return 0; else target_check_error(target); } while (0)
+	do { if ((x)(target)) return true; else target_check_error(target); } while (0)
 
 	PROBE(stm32f1_probe);
 	PROBE(stm32f4_probe);
@@ -365,11 +365,10 @@ cortexm_probe(struct target_s *target)
 	PROBE(lpc11xx_probe);
 	PROBE(lpc43xx_probe);
 	PROBE(sam3x_probe);
-	/* Try LMI last, as it doesn't fail. */
 	PROBE(lmi_probe);
 #undef PROBE
 
-	return 0;
+	return true;
 }
 
 static bool

src/include/target.h

@@ -25,6 +25,8 @@
 #ifndef __TARGET_H
 #define __TARGET_H
 
+#include "general.h"
+
 typedef struct target_s target;
 
 /* The destroy callback function will be called by target_list_free() just
@@ -194,14 +196,14 @@ void target_add_commands(target *t, const struct command_s *cmds, const char *na
 /* Probe for various targets.
  * Actual functions implemented in their respective drivers.
  */
-int cortexm_probe(struct target_s *target);
-int stm32f1_probe(struct target_s *target);
-int stm32f4_probe(struct target_s *target);
-int stm32l1_probe(struct target_s *target);
-int lmi_probe(struct target_s *target);
-int lpc11xx_probe(struct target_s *target);
-int lpc43xx_probe(struct target_s *target);
-int sam3x_probe(struct target_s *target);
+bool cortexm_probe(struct target_s *target);
+bool stm32f1_probe(struct target_s *target);
+bool stm32f4_probe(struct target_s *target);
+bool stm32l1_probe(struct target_s *target);
+bool lmi_probe(struct target_s *target);
+bool lpc11xx_probe(struct target_s *target);
+bool lpc43xx_probe(struct target_s *target);
+bool sam3x_probe(struct target_s *target);
 
 #endif
 

src/lmi.c

@@ -90,14 +90,18 @@ uint16_t lmi_flash_write_stub[] = {
 // 	...
 };
 
-int lmi_probe(struct target_s *target)
+bool lmi_probe(struct target_s *target)
 {
-	/* How do we really probe the LMI device??? */
+	uint32_t did1 = adiv5_ap_mem_read(adiv5_target_ap(target), 0x400FE004);
+	switch (did1 >> 16) {
+	case 0x1049:	/* LM3S3748 */
 		target->driver = lmi_driver_str;
 		target->xml_mem_map = lmi_xml_memory_map;
 		target->flash_erase = lmi_flash_erase;
 		target->flash_write = lmi_flash_write;
-	return 0;
+		return true;
+	}
+	return false;
 }
 
 int lmi_flash_erase(struct target_s *target, uint32_t addr, int len)

src/lpc43xx.c

@@ -24,7 +24,7 @@
 #define LPC43XX_CHIPID	0x40043200
 #define ARM_CPUID	0xE000ED00
 
-int lpc43xx_probe(struct target_s *target)
+bool lpc43xx_probe(struct target_s *target)
 {
 	uint32_t chipid, cpuid;
 
@@ -45,9 +45,9 @@ int lpc43xx_probe(struct target_s *target)
 		default:
 			target->driver = "LPC43xx <Unknown>";
 		}
-		return 0;
+		return true;
 	}
 
-	return -1;
+	return false;
 }
 

src/nxp_tgt.c

@@ -67,7 +67,7 @@ static const char lpc11xx_xml_memory_map[] = "<?xml version=\"1.0\"?>"
 	"</memory-map>";
 
 
-int
+bool
 lpc11xx_probe(struct target_s *target)
 {
 	uint32_t idcode;
@@ -101,13 +101,10 @@ lpc11xx_probe(struct target_s *target)
 		target->flash_erase = lpc11xx_flash_erase;
 		target->flash_write = lpc11xx_flash_write;
 
-		return 0;
-
-	default:
-		break;
+		return true;
 	}
 
-	return -1;
+	return false;
 }
 
 static void

src/sam3x.c

@@ -109,7 +109,7 @@ static const char sam3x_xml_memory_map[] = "<?xml version=\"1.0\"?>"
 
 #define PAGE_SIZE 256
 
-int sam3x_probe(struct target_s *target)
+bool sam3x_probe(struct target_s *target)
 {
 	ADIv5_AP_t *ap = adiv5_target_ap(target);
 
@@ -125,9 +125,9 @@ int sam3x_probe(struct target_s *target)
 		target->flash_erase = sam3x_flash_erase;
 		target->flash_write = sam3x_flash_write;
 		target_add_commands(target, sam3x_cmd_list, sam3x_driver_str);
-		return 0;
+		return true;
 	}
-	return -1;
+	return false;
 }
 
 static int

src/stm32f1.c

@@ -151,7 +151,7 @@ uint16_t stm32f1_flash_write_stub[] = {
 // 	...
 };
 
-int stm32f1_probe(struct target_s *target)
+bool stm32f1_probe(struct target_s *target)
 {
 	uint32_t idcode;
 
@@ -165,7 +165,7 @@ int stm32f1_probe(struct target_s *target)
 		target->flash_erase = stm32md_flash_erase;
 		target->flash_write = stm32f1_flash_write;
 		target_add_commands(target, stm32f1_cmd_list, "STM32");
-		return 0;
+		return true;
 	case 0x414:	 /* High density */
 	case 0x418:  /* Connectivity Line */
 	case 0x428:	 /* Value Line, High Density */
@@ -174,14 +174,14 @@ int stm32f1_probe(struct target_s *target)
 		target->flash_erase = stm32hd_flash_erase;
 		target->flash_write = stm32f1_flash_write;
 		target_add_commands(target, stm32f1_cmd_list, "STM32");
-		return 0;
+		return true;
 	case 0x422:  /* STM32F3 */
 		target->driver = stm32f3_driver_str;
 		target->xml_mem_map = stm32hd_xml_memory_map;
 		target->flash_erase = stm32hd_flash_erase;
 		target->flash_write = stm32f1_flash_write;
 		target_add_commands(target, stm32f1_cmd_list, "STM32");
-		return 0;
+		return true;
 	}
 
 	idcode = adiv5_ap_mem_read(adiv5_target_ap(target), DBGMCU_IDCODE_F0);
@@ -192,10 +192,10 @@ int stm32f1_probe(struct target_s *target)
 		target->flash_erase = stm32md_flash_erase;
 		target->flash_write = stm32f1_flash_write;
 		target_add_commands(target, stm32f1_cmd_list, "STM32");
-		return 0;
+		return true;
 	}
 
-	return -1;
+	return false;
 }
 
 static void stm32f1_flash_unlock(ADIv5_AP_t *ap)

src/stm32f4.c

@@ -133,7 +133,7 @@ uint16_t stm32f4_flash_write_stub[] = {
 // 	...
 };
 
-int stm32f4_probe(struct target_s *target)
+bool stm32f4_probe(struct target_s *target)
 {
 	uint32_t idcode;
 
@@ -145,9 +145,9 @@ int stm32f4_probe(struct target_s *target)
 		target->xml_mem_map = stm32f4_xml_memory_map;
 		target->flash_erase = stm32f4_flash_erase;
 		target->flash_write = stm32f4_flash_write;
-		return 0;
+		return true;
 	}
-	return -1;
+	return false;
 }
 
 

src/stm32l1.c

@@ -85,7 +85,7 @@ static const char stm32l1_xml_memory_map[] = "<?xml version=\"1.0\"?>"
 
 #define DBGMCU_IDCODE	0xE0042000
 
-int stm32l1_probe(struct target_s *target)
+bool stm32l1_probe(struct target_s *target)
 {
 	uint32_t idcode;
 
@@ -97,10 +97,10 @@ int stm32l1_probe(struct target_s *target)
 		target->xml_mem_map = stm32l1_xml_memory_map;
 		target->flash_erase = stm32l1_flash_erase;
 		target->flash_write = stm32l1_flash_write;
-		return 0;
+		return true;
 	}
 
-	return -1;
+	return false;
 }
 
 static void stm32l1_flash_unlock(ADIv5_AP_t *ap)