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enable capacity overriding

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We have different-sized SPI flash chips, so when possible set the
capacity based on various id codes.

Also allow for manually overriding capacity with the -b option.

Signed-off-by: Sean Cross <sean@xobs.io>
This commit is contained in:
Sean Cross
2018-12-19 00:00:25 -05:00
parent 9b1b9b8a88
commit 27dec515e7
3 changed files with 55 additions and 11 deletions
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2
spi.h
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@ -42,6 +42,7 @@ struct spi_id {
uint8_t memory_size; // Result from 0x9f
uint8_t signature; // Result from 0xab
uint8_t serial[4]; // Result from 0x4b
int bytes; // -1 if unknown
const char *manufacturer;
const char *model;
const char *capacity;
@ -70,6 +71,7 @@ int spiSetType(struct ff_spi *spi, enum spi_type type);
int spiRead(struct ff_spi *spi, uint32_t addr, uint8_t *data, unsigned int count);
struct spi_id spiId(struct ff_spi *spi);
void spiOverrideSize(struct ff_spi *spi, uint32_t new_size);
//int spi_wait_for_not_busy(struct ff_spi *spi);
int spiWrite(struct ff_spi *spi, uint32_t addr, const uint8_t *data, unsigned int count);