diff --git a/flashchips.c b/flashchips.c
index 3842170..902f956 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -1169,14 +1169,207 @@
 		.read		= read_memmapped,
 	},
 
-	/* The next two chip definitions have top/bottom boot blocks, but has no
-	device differentiation between the two */
+	{
+		.vendor		= "AMIC",
+		.name		= "A25L05PT",
+		.bustype	= CHIP_BUSTYPE_SPI,
+		.manufacture_id	= AMIC_ID,
+		.model_id	= AMIC_A25L05PT,
+		.total_size	= 64,
+		.page_size	= 256,
+		.tested		= TEST_UNTESTED,
+		.probe		= probe_spi_rdid4,
+		.probe_timing	= TIMING_ZERO,
+		.block_erasers	=
+		{
+			{
+				.eraseblocks = {
+					{32 * 1024, 1},
+					{16 * 1024, 1},
+					{8 * 1024, 1},
+					{4 * 1024, 2},
+				},
+				.block_erase = spi_block_erase_d8,
+			}, {
+				.eraseblocks = { {64 * 1024, 1} },
+				.block_erase = spi_block_erase_c7,
+			}
+		},
+		.unlock		= spi_disable_blockprotect,
+		.write		= spi_chip_write_256,
+		.read		= spi_chip_read,
+	},
+
+	{
+		.vendor		= "AMIC",
+		.name		= "A25L05PU",
+		.bustype	= CHIP_BUSTYPE_SPI,
+		.manufacture_id	= AMIC_ID,
+		.model_id	= AMIC_A25L05PU,
+		.total_size	= 64,
+		.page_size	= 256,
+		.tested		= TEST_UNTESTED,
+		.probe		= probe_spi_rdid4,
+		.probe_timing	= TIMING_ZERO,
+		.block_erasers	=
+		{
+			{
+				.eraseblocks = {
+					{4 * 1024, 2},
+					{8 * 1024, 1},
+					{16 * 1024, 1},
+					{32 * 1024, 1},
+				},
+				.block_erase = spi_block_erase_d8,
+			}, {
+				.eraseblocks = { {64 * 1024, 1} },
+				.block_erase = spi_block_erase_c7,
+			}
+		},
+		.unlock		= spi_disable_blockprotect,
+		.write		= spi_chip_write_256,
+		.read		= spi_chip_read,
+	},
+
+	{
+		.vendor		= "AMIC",
+		.name		= "A25L10PT",
+		.bustype	= CHIP_BUSTYPE_SPI,
+		.manufacture_id	= AMIC_ID,
+		.model_id	= AMIC_A25L10PT,
+		.total_size	= 128,
+		.page_size	= 256,
+		.tested		= TEST_UNTESTED,
+		.probe		= probe_spi_rdid4,
+		.probe_timing	= TIMING_ZERO,
+		.block_erasers	=
+		{
+			{
+				.eraseblocks = {
+					{64 * 1024, 1},
+					{32 * 1024, 1},
+					{16 * 1024, 1},
+					{8 * 1024, 1},
+					{4 * 1024, 2},
+				},
+				.block_erase = spi_block_erase_d8,
+			}, {
+				.eraseblocks = { {128 * 1024, 1} },
+				.block_erase = spi_block_erase_c7,
+			}
+		},
+		.unlock		= spi_disable_blockprotect,
+		.write		= spi_chip_write_256,
+		.read		= spi_chip_read,
+	},
+
+	{
+		.vendor		= "AMIC",
+		.name		= "A25L10PU",
+		.bustype	= CHIP_BUSTYPE_SPI,
+		.manufacture_id	= AMIC_ID,
+		.model_id	= AMIC_A25L10PU,
+		.total_size	= 128,
+		.page_size	= 256,
+		.tested		= TEST_UNTESTED,
+		.probe		= probe_spi_rdid4,
+		.probe_timing	= TIMING_ZERO,
+		.block_erasers	=
+		{
+			{
+				.eraseblocks = {
+					{4 * 1024, 2},
+					{8 * 1024, 1},
+					{16 * 1024, 1},
+					{32 * 1024, 1},
+					{64 * 1024, 1},
+				},
+				.block_erase = spi_block_erase_d8,
+			}, {
+				.eraseblocks = { {128 * 1024, 1} },
+				.block_erase = spi_block_erase_c7,
+			}
+		},
+		.unlock		= spi_disable_blockprotect,
+		.write		= spi_chip_write_256,
+		.read		= spi_chip_read,
+	},
+
+	{
+		.vendor		= "AMIC",
+		.name		= "A25L20PT",
+		.bustype	= CHIP_BUSTYPE_SPI,
+		.manufacture_id	= AMIC_ID,
+		.model_id	= AMIC_A25L20PT,
+		.total_size	= 256,
+		.page_size	= 256,
+		.tested		= TEST_UNTESTED,
+		.probe		= probe_spi_rdid4,
+		.probe_timing	= TIMING_ZERO,
+		.block_erasers	=
+		{
+			{
+				.eraseblocks = {
+					{64 * 1024, 3},
+					{32 * 1024, 1},
+					{16 * 1024, 1},
+					{8 * 1024, 1},
+					{4 * 1024, 2},
+				},
+				.block_erase = spi_block_erase_d8,
+			}, {
+				.eraseblocks = { {256 * 1024, 1} },
+				.block_erase = spi_block_erase_c7,
+			}
+		},
+		.unlock		= spi_disable_blockprotect,
+		.write		= spi_chip_write_256,
+		.read		= spi_chip_read,
+	},
+
+	{
+		.vendor		= "AMIC",
+		.name		= "A25L20PU",
+		.bustype	= CHIP_BUSTYPE_SPI,
+		.manufacture_id	= AMIC_ID,
+		.model_id	= AMIC_A25L20PU,
+		.total_size	= 256,
+		.page_size	= 256,
+		.tested		= TEST_UNTESTED,
+		.probe		= probe_spi_rdid4,
+		.probe_timing	= TIMING_ZERO,
+		.block_erasers	=
+		{
+			{
+				.eraseblocks = {
+					{4 * 1024, 2},
+					{8 * 1024, 1},
+					{16 * 1024, 1},
+					{32 * 1024, 1},
+					{64 * 1024, 3},
+				},
+				.block_erase = spi_block_erase_d8,
+			}, {
+				.eraseblocks = { {256 * 1024, 1} },
+				.block_erase = spi_block_erase_c7,
+			}
+		},
+		.unlock		= spi_disable_blockprotect,
+		.write		= spi_chip_write_256,
+		.read		= spi_chip_read,
+	},
+
+	/* The A25L40P{T,U} chips are distinguished by their
+	 * erase block layouts, but without any distinction in RDID.
+	 * This inexplicable quirk was verified by Rudolf Marek
+	 * and discussed on the flashrom mailing list on 2010-07-12.
+	 */
 	{
 		.vendor		= "AMIC",
 		.name		= "A25L40PT",
 		.bustype	= CHIP_BUSTYPE_SPI,
 		.manufacture_id	= AMIC_ID,
-		.model_id	= AMIC_A25L40P,
+		.model_id	= AMIC_A25L40PT,
 		.total_size	= 512,
 		.page_size	= 256,
 		.tested		= TEST_OK_PRW,
@@ -1208,7 +1401,7 @@
 		.name		= "A25L40PU",
 		.bustype	= CHIP_BUSTYPE_SPI,
 		.manufacture_id	= AMIC_ID,
-		.model_id	= AMIC_A25L40P,
+		.model_id	= AMIC_A25L40PU,
 		.total_size	= 512,
 		.page_size	= 256,
 		.tested		= TEST_OK_PRW,
@@ -1269,6 +1462,76 @@
 
 	{
 		.vendor		= "AMIC",
+		.name		= "A25L16PT",
+		.bustype	= CHIP_BUSTYPE_SPI,
+		.manufacture_id	= AMIC_ID,
+		.model_id	= AMIC_A25L16PT,
+		.total_size	= 2048,
+		.page_size	= 256,
+		.tested		= TEST_UNTESTED,
+		.probe		= probe_spi_rdid4,
+		.probe_timing	= TIMING_ZERO,
+		.block_erasers	=
+		{
+			{
+				.eraseblocks = {
+					{64 * 1024, 31},
+					{32 * 1024, 1},
+					{16 * 1024, 1},
+					{8 * 1024, 1},
+					{4 * 1024, 2},
+				},
+				.block_erase = spi_block_erase_d8,
+			}, {
+				.eraseblocks = { {2048 * 1024, 1} },
+				.block_erase = spi_block_erase_60,
+			}, {
+				.eraseblocks = { {2048 * 1024, 1} },
+				.block_erase = spi_block_erase_c7,
+			}
+		},
+		.unlock		= spi_disable_blockprotect,
+		.write		= spi_chip_write_256,
+		.read		= spi_chip_read,
+	},
+
+	{
+		.vendor		= "AMIC",
+		.name		= "A25L16PU",
+		.bustype	= CHIP_BUSTYPE_SPI,
+		.manufacture_id	= AMIC_ID,
+		.model_id	= AMIC_A25L16PU,
+		.total_size	= 2048,
+		.page_size	= 256,
+		.tested		= TEST_OK_PRW,
+		.probe		= probe_spi_rdid4,
+		.probe_timing	= TIMING_ZERO,
+		.block_erasers	=
+		{
+			{
+				.eraseblocks = {
+					{4 * 1024, 2},
+					{8 * 1024, 1},
+					{16 * 1024, 1},
+					{32 * 1024, 1},
+					{64 * 1024, 31},
+				},
+				.block_erase = spi_block_erase_d8,
+			}, {
+				.eraseblocks = { {2048 * 1024, 1} },
+				.block_erase = spi_block_erase_60,
+			}, {
+				.eraseblocks = { {2048 * 1024, 1} },
+				.block_erase = spi_block_erase_c7,
+			}
+		},
+		.unlock		= spi_disable_blockprotect,
+		.write		= spi_chip_write_256,
+		.read		= spi_chip_read,
+	},
+
+	{
+		.vendor		= "AMIC",
 		.name		= "A29002B",
 		.bustype	= CHIP_BUSTYPE_PARALLEL,
 		.manufacture_id	= AMIC_ID_NOPREFIX,
@@ -6678,6 +6941,21 @@
 	},
 
 	{
+		.vendor		= "AMIC",
+		.name		= "unknown AMIC SPI chip",
+		.bustype	= CHIP_BUSTYPE_SPI,
+		.manufacture_id	= AMIC_ID,
+		.model_id	= GENERIC_DEVICE_ID,
+		.total_size	= 0,
+		.page_size	= 256,
+		.tested		= TEST_BAD_PREW,
+		.probe		= probe_spi_rdid4,
+		.probe_timing	= TIMING_ZERO,
+		.write		= NULL,
+		.read		= NULL,
+	},
+
+	{
 		.vendor		= "Atmel",
 		.name		= "unknown Atmel SPI chip",
 		.bustype	= CHIP_BUSTYPE_SPI,