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spiFlash: added configuration/nonvolatile configuration register for spansion and micron SPI Flash

This commit is contained in:
Gwenhael Goavec-Merou 2024-08-25 09:34:14 +02:00
parent 5d6daed815
commit fca69cc702
1 changed files with 25 additions and 1 deletions
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26
src/spiFlash.cpp
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@ -609,7 +609,7 @@ void SPIFlash::display_status_reg(uint8_t reg)
printf("BUSY : %d\n", (reg >> 7) & 0x01);
}
/* function register */
/* function and/or configuration register */
switch (dev_id) {
case 0x9d60:
_spi->spi_put(FLASH_RDFR, NULL, &reg, 1);
@ -631,6 +631,30 @@ void SPIFlash::display_status_reg(uint8_t reg)
printf("BPNV : %d\n", ((reg >> 3) & 0x01));
printf("TBPROT : %d\n", ((reg >> 5) & 0x01));
break;
case 0x0160:
_spi->spi_put(FLASH_RDCR, NULL, &reg, 1);
printf("\nConfiguration Register\n");
printf("RDCR : %02x\n", reg);
printf("SUS_D : %d\n", ((reg >> 7) & 0x01));
printf("CMP_NV : %d\n", ((reg >> 6) & 0x01));
printf("LB : %d\n", ((reg >> 2) & 0x0f));
printf("QUAD_NV : %d\n", ((reg >> 1) & 0x01));
printf("SRP1_D : %d\n", ((reg >> 0) & 0x01));
break;
case 0x20BA:
uint16_t nv_reg;
_spi->spi_put(FLASH_RDNVCR, NULL, (uint8_t*)&nv_reg, 2);
printf("\nNonvolatile Configuration Register\n");
printf("RDNVCR : %02x\n", nv_reg);
printf("Dummy Clock Cycles : %d\n", ((nv_reg >> 12) & 0x0f));
printf("XIP mode at power-on/rst : %d\n", ((nv_reg >> 9) & 0x07));
printf("Output Driver strength : %d\n", ((nv_reg >> 6) & 0x07));
/* 5: reserved */
printf("RST/HLD : %d\n", ((nv_reg >> 4) & 0x01));
printf("QUAD : %d\n", ((nv_reg >> 3) & 0x01));
printf("DUAL : %d\n", ((nv_reg >> 2) & 0x01));
/* 1:0: reserved */
break;
}
}