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author | Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net> | 2010-07-29 13:09:18 +0000 |
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committer | Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net> | 2010-07-29 13:09:18 +0000 |
commit | c89ea3a31f233ebe119d8213c8ddd0063d3bff27 (patch) | |
tree | c95adc0c593268590615032f0d297e7190bcf2a7 /flash.h | |
parent | 5c0b566bca9c0d4b0f59f09acbbf81d5e2322601 (diff) | |
download | flashrom-c89ea3a31f233ebe119d8213c8ddd0063d3bff27.zip flashrom-c89ea3a31f233ebe119d8213c8ddd0063d3bff27.tar.gz |
Add detailed status register printing and unlocking for all ATMEL AT25* chips
Add support for Atmel AT25DF081A and AT25DQ161. Some chips require EWSR
before WRSR, others require WREN before WRSR, and some support both variants.
Add feature_bits to select the correct SPI command, and default to EWSR.
Tested-by: Steven Rosario
Corresponding to flashrom svn r1115.
Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>
Diffstat (limited to 'flash.h')
-rw-r--r-- | flash.h | 6 |
1 files changed, 5 insertions, 1 deletions
@@ -69,8 +69,9 @@ enum chipbustype { /* * How many different erase functions do we have per chip? + * Atmel AT25FS010 has 6 different functions. */ -#define NUM_ERASEFUNCTIONS 5 +#define NUM_ERASEFUNCTIONS 6 #define FEATURE_REGISTERMAP (1 << 0) #define FEATURE_BYTEWRITES (1 << 1) @@ -82,6 +83,9 @@ enum chipbustype { #define FEATURE_ADDR_2AA (1 << 2) #define FEATURE_ADDR_AAA (2 << 2) #define FEATURE_ADDR_SHIFTED (1 << 5) +#define FEATURE_WRSR_EWSR (1 << 6) +#define FEATURE_WRSR_WREN (1 << 7) +#define FEATURE_WRSR_EITHER (FEATURE_WRSR_EWSR | FEATURE_WRSR_WREN) struct flashchip { const char *vendor; |