diff --git a/flashchips.c b/flashchips.c
index 482f02acb..946e4fcb8 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -1961,6 +1961,32 @@ struct flashchip flashchips[] = {
 		.read		= read_memmapped,
 	},
 
+	{
+		.vendor		= "Bright",
+		.name		= "BM29F040",
+		.bustype	= CHIP_BUSTYPE_PARALLEL,
+		.manufacture_id	= BRIGHT_ID,
+		.model_id	= BRIGHT_BM29F040,
+		.total_size	= 512,
+		.page_size	= 64 * 1024,
+		.feature_bits	= FEATURE_EITHER_RESET,
+		.tested		= TEST_OK_PR,
+		.probe		= probe_jedec,
+		.probe_timing	= TIMING_ZERO,
+		.block_erasers	=
+		{
+			{
+				.eraseblocks = { {64 * 1024, 8} },
+				.block_erase = erase_sector_jedec,
+			}, {
+				.eraseblocks = { {512 * 1024, 1} },
+				.block_erase = erase_chip_block_jedec,
+			},
+		},
+		.write		= write_jedec_1,
+		.read		= read_memmapped,
+	},
+
 	{
 		.vendor		= "EMST",
 		.name		= "F49B002UA",
@@ -3084,6 +3110,32 @@ struct flashchip flashchips[] = {
 		.read		= read_memmapped,
 	},
 
+	{
+		.vendor		= "Hyundai",
+		.name		= "HY29F040A",
+		.bustype	= CHIP_BUSTYPE_PARALLEL,
+		.manufacture_id	= HYUNDAI_ID,
+		.model_id	= HYUNDAI_HY29F040A,
+		.total_size	= 512,
+		.page_size	= 64 * 1024,
+		.feature_bits	= FEATURE_ADDR_2AA | FEATURE_EITHER_RESET,
+		.tested		= TEST_UNTESTED,
+		.probe		= probe_jedec,
+		.probe_timing	= TIMING_ZERO,
+		.block_erasers	=
+		{
+			{
+				.eraseblocks = { {64 * 1024, 8} },
+				.block_erase = erase_sector_jedec,
+			}, {
+				.eraseblocks = { {512 * 1024, 1} },
+				.block_erase = erase_chip_block_jedec,
+			},
+		},
+		.write		= write_jedec_1,
+		.read		= read_memmapped,
+	},
+
 	{
 		.vendor		= "Intel",
 		.name		= "28F001BX-B",
@@ -3881,6 +3933,32 @@ struct flashchip flashchips[] = {
 		.read		= read_memmapped,
 	},
 
+	{
+		.vendor		= "Macronix",
+		.name		= "MX29F040",
+		.bustype	= CHIP_BUSTYPE_PARALLEL,
+		.manufacture_id	= MACRONIX_ID,
+		.model_id	= MACRONIX_MX29F040,
+		.total_size	= 512,
+		.page_size	= 64 * 1024,
+		.feature_bits	= FEATURE_ADDR_2AA | FEATURE_SHORT_RESET,
+		.tested		= TEST_UNTESTED,
+		.probe		= probe_jedec,
+		.probe_timing	= TIMING_ZERO,
+		.block_erasers	=
+		{
+			{
+				.eraseblocks = { {64 * 1024, 8} },
+				.block_erase = erase_sector_jedec,
+			}, {
+				.eraseblocks = { {512 * 1024, 1} },
+				.block_erase = erase_chip_block_jedec,
+			},
+		},
+		.write		= write_jedec_1,
+		.read		= read_memmapped,
+	},
+
 	{
 		.vendor		= "Macronix",
 		.name		= "MX29LV040",
diff --git a/flashchips.h b/flashchips.h
index f2e1a0d1b..56d715d08 100644
--- a/flashchips.h
+++ b/flashchips.h
@@ -171,6 +171,12 @@
 #define ATMEL_AT49F002N		0x07	/* for AT49F002(N)  */
 #define ATMEL_AT49F002NT		0x08	/* for AT49F002(N)T */
 
+/* Bright Microelectronics has the same manufacturer ID as Hyundai... */
+#define BRIGHT_ID		0xAD	/* Bright Microelectronics */
+#define BRIGHT_BM29F040		0x40
+#define BRIGHT_BM29F400B	0xAB
+#define BRIGHT_BM29F400T	0xAD
+
 #define CATALYST_ID		0x31	/* Catalyst */
 
 #define EMST_ID			0x8C	/* EMST / EFST Elite Flash Storage */