New tool fm10k-flash #1
3 changed files with 33 additions and 12 deletions
14
fm10k-dump.c
14
fm10k-dump.c
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@ -78,15 +78,13 @@ int main(int argc, char** argv){
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unsigned int mbitsToRead = 8;
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const KNOWN_FLASH_DEVICE* knownFlashDevice = getKnownFlashFromManufacturerData(manufacturerInfo);
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switch (manufacturerInfo.value >> 8) {
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case 0x1f2701:
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printf("Device: Adesto AT45Dxxx Standard:1 32Mbit\n");
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mbitsToRead = 32;
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break;
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default:
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printf("Device: Unknown, defaulting %uMbit size\n", mbitsToRead);
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break;
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if(knownFlashDevice != NULL){
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printf("Device: %s\n", knownFlashDevice->name);
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mbitsToRead = knownFlashDevice->sizeInMbit;
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}else{
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printf("Device: Unknown, defaulting %uMbit size\n", mbitsToRead);
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}
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if(argc > 3){
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16
fm10k.c
16
fm10k.c
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@ -32,6 +32,11 @@
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#include "fm10k.h"
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#include <stdio.h>
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KNOWN_FLASH_DEVICE KNOWN_FLASH_DEVICE_LIST[] = {
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{{0x0101271f}, "Adesto AT45DB321E 32-Mbit", 32},
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{{0}, "", 0}
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};
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void ReadRegister32(uintptr_t mem, uint32_t addr, uint32_t* value) {
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*value = *(((uint32_t*)mem) + addr);
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}
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@ -316,4 +321,15 @@ uint32_t fm10k_uio_spi_WriteFlash(uintptr_t mem, uint32_t address, const uint8_t
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fm10k_uio_spi_Disable(mem);
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return 0;
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}
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const KNOWN_FLASH_DEVICE* getKnownFlashFromManufacturerData(SPI_COMMAND_READ_MANUFACTURER_RESULT data){
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uint32_t deviceCount = (sizeof(KNOWN_FLASH_DEVICE_LIST) / sizeof(KNOWN_FLASH_DEVICE)) - 1;
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for(uint32_t i = 0; i < deviceCount; ++i){
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if(KNOWN_FLASH_DEVICE_LIST[i].data.value == data.value){
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return &KNOWN_FLASH_DEVICE_LIST[i];
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}
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}
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return NULL;
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}
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15
fm10k.h
15
fm10k.h
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@ -55,6 +55,7 @@
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#if __GNUC__ > 4 || (__GNUC__ == 4 && (__GNUC_MINOR__ >= 4)) || __clang__
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typedef union {
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uint32_t value;
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struct {
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uint16_t Freq : 10; // Actual speed is PCIE_REFCLK/(2*(1+Freq))
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uint8_t Enable : 1;
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@ -70,21 +71,26 @@ typedef union {
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uint8_t PinIO3 : 1; // volatile ReadWrite
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uint8_t Reserved : 5;
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} __attribute__((packed)) fields;
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uint32_t value;
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} SPI_CTRL;
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typedef union {
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uint32_t value;
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struct {
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uint8_t manufacturerId : 8;
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uint8_t familyCode : 3;
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uint8_t densityCode : 5;
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uint8_t subCode : 3;
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uint8_t familyCode : 3;
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uint8_t productVariant : 5;
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uint8_t subCode : 3;
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uint8_t RESERVED : 8;
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} __attribute__((packed)) fields;
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uint32_t value;
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} SPI_COMMAND_READ_MANUFACTURER_RESULT;
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typedef struct {
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SPI_COMMAND_READ_MANUFACTURER_RESULT data;
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char name[64];
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uint32_t sizeInMbit;
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} KNOWN_FLASH_DEVICE;
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#else
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#error "Packed bit-fields of type char were not properly bit-packed on many targets prior to GCC 4.4, upgrade to GCC >= 4.4."
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#endif
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@ -106,6 +112,7 @@ void fm10k_uio_spi_Disable(uintptr_t mem);
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//Error if result.value is 0x00
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SPI_COMMAND_READ_MANUFACTURER_RESULT fm10k_uio_spi_ReadManufacturerData(uintptr_t mem);
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const KNOWN_FLASH_DEVICE* getKnownFlashFromManufacturerData(SPI_COMMAND_READ_MANUFACTURER_RESULT data);
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uint32_t fm10k_uio_spi_ReadFlash(uintptr_t mem, uint32_t address, uint8_t* data, uint32_t len);
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uint32_t fm10k_uio_spi_WriteFlash(uintptr_t mem, uint32_t address, const uint8_t* data, uint32_t len);
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