diff --git a/flashchips.c b/flashchips.c
index 736034c..3d30b6f 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -39,7 +39,7 @@
 	{"AMD",		"Am29F040B",		AMD_ID,		AM_29F040B,		512,	64 * 1024,	TEST_OK_PREW,	probe_29f040b,		erase_29f040b,			write_29f040b},
 	{"AMD",		"Am29LV040B",		AMD_ID,		AM_29LV040B,		512,	64 * 1024,	TEST_UNTESTED,	probe_29f040b,		erase_29f040b,			write_29f040b},
 	{"ASD",		"AE49F2008",		ASD_ID,		ASD_AE49F2008,		256,	128,		TEST_UNTESTED,	probe_jedec,		erase_chip_jedec,		write_jedec},
-	{"Atmel",	"AT29C020",		ATMEL_ID,	AT_29C020,		256,	256,		TEST_UNTESTED,	probe_jedec,		erase_chip_jedec,		write_jedec},
+	{"Atmel",	"AT29C020",		ATMEL_ID,	AT_29C020,		256,	256,		TEST_OK_PREW,	probe_jedec,		erase_chip_jedec,		write_jedec},
 	{"Atmel",	"AT29C040A",		ATMEL_ID,	AT_29C040A,		512,	256,		TEST_UNTESTED,	probe_jedec,		erase_chip_jedec,		write_jedec},
 	{"Atmel",	"AT49F002(N)",		ATMEL_ID,	AT_49F002N,		256,	256,		TEST_UNTESTED,	probe_jedec,		erase_chip_jedec,		write_jedec},
 	{"Atmel",	"AT49F002(N)T",		ATMEL_ID,	AT_49F002NT,		256,	256,		TEST_UNTESTED,	probe_jedec,		erase_chip_jedec,		write_jedec},
@@ -74,7 +74,7 @@
 	{"SST",		"SST25VF016B",		SST_ID,		SST_25VF016B,		2048,	256,		TEST_UNTESTED,	probe_spi_rdid,		spi_chip_erase_c7,	spi_chip_write,	spi_chip_read},
 	{"SST",		"SST25VF040B",		SST_ID,		SST_25VF040B,		512,	256,		TEST_UNTESTED,	probe_spi_rdid,		spi_chip_erase_c7,	spi_chip_write,	spi_chip_read},
 	{"SST",		"SST28SF040A",		SST_ID,		SST_28SF040,		512,	256,		TEST_UNTESTED,	probe_28sf040,		erase_28sf040,			write_28sf040},
-	{"SST",		"SST29EE010",		SST_ID,		SST_29EE010,		128,	128,		TEST_UNTESTED,	probe_jedec,		erase_chip_jedec,		write_jedec},
+	{"SST",		"SST29EE010",		SST_ID,		SST_29EE010,		128,	128,		TEST_OK_PREW,	probe_jedec,		erase_chip_jedec,		write_jedec},
 	{"SST",		"SST29LE010",		SST_ID,		SST_29LE010,		128,	128,		TEST_UNTESTED,	probe_jedec,		erase_chip_jedec, 		write_jedec},
 	{"SST",		"SST29EE020A",		SST_ID,		SST_29EE020A,		256,	128,		TEST_UNTESTED,	probe_jedec,		erase_chip_jedec,		write_jedec},
 	{"SST",		"SST29LE020",		SST_ID,		SST_29LE020,		256,	128,		TEST_UNTESTED,	probe_jedec,		erase_chip_jedec,		write_jedec},