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spiFlash: temporary disable read extended (#345)

This commit is contained in:
Gwenhael Goavec-Merou 2023-07-24 14:45:13 +02:00
parent 91f2900f0c
commit 8ffa024a95
1 changed files with 7 additions and 2 deletions
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9
src/spiFlash.cpp
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@ -73,6 +73,9 @@
/* */ /* */
#define FLASH_WRVECR 0x61 #define FLASH_WRVECR 0x61
#define FLASH_RDVECR 0x65 #define FLASH_RDVECR 0x65
/* reset-enable + reset */
#define FLASH_RSTEN 0x66
#define FLASH_RST 0x99
/* microchip SST26VF032B / SST26VF032BA */ /* microchip SST26VF032B / SST26VF032BA */
/* Read Block Protection Register */ /* Read Block Protection Register */
@ -500,6 +503,8 @@ void SPIFlash::reset()
uint8_t data[8]; uint8_t data[8];
memset(data, 0xff, 8); memset(data, 0xff, 8);
_spi->spi_put(0xff, data, NULL, 8); _spi->spi_put(0xff, data, NULL, 8);
_spi->spi_put(FLASH_RSTEN, NULL, NULL, 0);
_spi->spi_put(FLASH_RST, NULL, NULL, 0);
} }
void SPIFlash::read_id() void SPIFlash::read_id()
@ -533,11 +538,11 @@ void SPIFlash::read_id()
printInfo(content); printInfo(content);
} else { } else {
/* read extended */ /* read extended */
if ((_jedec_id & 0xff) != 0) { /*if ((_jedec_id & 0xff) != 0) {
has_edid = true; has_edid = true;
len += (_jedec_id & 0x0ff); len += (_jedec_id & 0x0ff);
_spi->spi_put(0x9F, NULL, rx, len); _spi->spi_put(0x9F, NULL, rx, len);
} }*/
/* must be 0x20BA1810 ... */ /* must be 0x20BA1810 ... */