diff --git a/cli/main.c b/cli/main.c
index db2eda7a..cfde38e8 100644
--- a/cli/main.c
+++ b/cli/main.c
@@ -189,27 +189,31 @@ static int print_dev_info(struct switchtec_dev *dev)
 	int ret;
 	int device_id;
 	char version[64];
+	enum switchtec_boot_phase phase;
 	enum switchtec_rev hw_rev;
 
 	device_id = switchtec_device_id(dev);
 
 	ret = switchtec_get_fw_version(dev, version, sizeof(version));
-	if (ret < 0) {
-		switchtec_perror("dev info");
-		return ret;
-	}
+	if (ret < 0)
+		strcpy(version, "N/A");
 
-	ret = switchtec_get_device_info(dev, NULL, NULL, &hw_rev);
+	ret = switchtec_get_device_info(dev, &phase, NULL, &hw_rev);
 	if (ret) {
 		switchtec_perror("dev info");
 		return ret;
 	}
 
-	printf("%s:\n", switchtec_name(dev));
+	printf("%s (%s):\n", switchtec_name(dev),
+	       switchtec_phase_id_str(phase));
 	printf("    Generation:  %s\n", switchtec_gen_str(dev));
 	printf("    HW Revision: %s\n", switchtec_rev_str(hw_rev));
-	printf("    Variant:     %s\n", switchtec_variant_str(dev));
-	printf("    Device ID:   0x%04x\n", device_id);
+	printf("    Variant:     %s\n",
+	       device_id ? switchtec_variant_str(dev) : "N/A");
+	if (device_id)
+		printf("    Device ID:   0x%04x\n", device_id);
+	else
+		printf("    Device ID:   %s\n", "N/A");
 	printf("    FW Version:  %s\n", version);
 
 	return 0;
diff --git a/cli/mfg.c b/cli/mfg.c
index b46935ad..dfb1f078 100644
--- a/cli/mfg.c
+++ b/cli/mfg.c
@@ -64,20 +64,6 @@ static const struct argconfig_choice secure_state_choices[] = {
 	{}
 };
 
-static const char* phase_id_to_string(enum switchtec_boot_phase phase_id)
-{
-	switch(phase_id) {
-	case SWITCHTEC_BOOT_PHASE_BL1:
-		return "BL1";
-	case SWITCHTEC_BOOT_PHASE_BL2:
-		return "BL2";
-	case SWITCHTEC_BOOT_PHASE_FW:
-		return "Main Firmware";
-	default:
-		return "Unknown Phase";
-	}
-}
-
 #define CMD_DESC_PING "ping device and get current boot phase"
 
 static int ping(int argc, char **argv)
@@ -282,7 +268,8 @@ static int info(int argc, char **argv)
 	}
 
 	phase_id = switchtec_boot_phase(cfg.dev);
-	printf("Current Boot Phase: \t\t\t%s\n", phase_id_to_string(phase_id));
+	printf("Current Boot Phase: \t\t\t%s\n",
+	       switchtec_phase_id_str(phase_id));
 
 	ret = switchtec_sn_ver_get(cfg.dev, &sn_info);
 	if (ret) {
diff --git a/inc/switchtec/switchtec.h b/inc/switchtec/switchtec.h
index 0bcb317e..9fa07e2b 100644
--- a/inc/switchtec/switchtec.h
+++ b/inc/switchtec/switchtec.h
@@ -610,6 +610,24 @@ static inline const char *switchtec_variant_str(struct switchtec_dev *dev)
 	return str;
 }
 
+/**
+ * @brief Return the phase string for a phase id.
+ */
+static inline const char* switchtec_phase_id_str(
+		enum switchtec_boot_phase phase_id)
+{
+	switch(phase_id) {
+	case SWITCHTEC_BOOT_PHASE_BL1:
+		return "BL1";
+	case SWITCHTEC_BOOT_PHASE_BL2:
+		return "BL2";
+	case SWITCHTEC_BOOT_PHASE_FW:
+		return "Main Firmware";
+	default:
+		return "Unknown Phase";
+	}
+}
+
 /** @brief Number of GT/s capable for each PCI generation or \p link_rate */
 static const float switchtec_gen_transfers[] = {0, 2.5, 5, 8, 16, 32};
 /** @brief Number of GB/s capable for each PCI generation or \p link_rate */
@@ -835,6 +853,8 @@ int switchtec_fw_read(struct switchtec_dev *dev, unsigned long addr,
 		      size_t len, void *buf);
 void switchtec_fw_perror(const char *s, int ret);
 int switchtec_fw_file_info(int fd, struct switchtec_fw_image_info *info);
+int switchtec_get_device_id_bl2(struct switchtec_dev *dev,
+				unsigned short *device_id);
 int switchtec_fw_file_secure_version_newer(struct switchtec_dev *dev,
 					   int img_fd);
 const char *switchtec_fw_image_type(const struct switchtec_fw_image_info *info);
diff --git a/lib/fw.c b/lib/fw.c
index 2a4b7560..d7eab3d7 100644
--- a/lib/fw.c
+++ b/lib/fw.c
@@ -1097,6 +1097,27 @@ static int switchtec_fw_part_info(struct switchtec_dev *dev, int nr_info,
 	return nr_info;
 }
 
+int switchtec_get_device_id_bl2(struct switchtec_dev *dev,
+			        unsigned short *device_id)
+{
+	int ret;
+	uint8_t subcmd = MRPC_PART_INFO_GET_ALL_INFO;
+	struct switchtec_flash_info_gen4 all_info;
+
+	if (dev->gen != SWITCHTEC_GEN_UNKNOWN)
+		return -EINVAL;
+
+	ret = switchtec_cmd(dev, MRPC_PART_INFO, &subcmd,
+			    sizeof(subcmd), &all_info,
+			    sizeof(all_info));
+	if (ret)
+		return ret;
+
+	*device_id = le16toh(all_info.device_id);
+
+	return 0;
+}
+
 static long multicfg_subcmd(struct switchtec_dev *dev, uint32_t subcmd,
 			    uint8_t index)
 {
diff --git a/lib/platform/linux.c b/lib/platform/linux.c
index 8fa42be8..c7f63627 100644
--- a/lib/platform/linux.c
+++ b/lib/platform/linux.c
@@ -829,6 +829,9 @@ static void event_summary_copy(struct switchtec_event_summary *dst,
 
 	for (i = 0; i < SWITCHTEC_MAX_PFF_CSR && i < size; i++)
 		dst->pff[i] = src->pff[i];
+
+	for (; i < SWITCHTEC_MAX_PFF_CSR; i++)
+		dst->pff[i] = 0;
 }
 
 #define EV(t, n)[SWITCHTEC_ ## t ## _EVT_ ## n] = \
diff --git a/lib/switchtec.c b/lib/switchtec.c
index 854f5ec7..5254c7e7 100644
--- a/lib/switchtec.c
+++ b/lib/switchtec.c
@@ -186,13 +186,16 @@ static int set_gen_variant(struct switchtec_dev * dev)
 	dev->gen = SWITCHTEC_GEN_UNKNOWN;
 	dev->var = SWITCHTEC_VAR_UNKNOWN;
 	dev->device_id = dev->ops->get_device_id(dev);
+	if (!dev->device_id)
+		switchtec_get_device_id_bl2(dev,
+					    (unsigned short *)&dev->device_id);
 
 	while (id->device_id) {
 		if (id->device_id == dev->device_id) {
 			dev->gen = id->gen;
 			dev->var = id->var;
 
-			return 0;
+			break;
 		}
 
 		id++;