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spiFlash: verbose mode

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This commit is contained in:
Gwenhael Goavec-Merou
2019-11-21 09:19:48 +01:00
parent 9cfe301b41
commit af0fb60101
2 changed files with 21 additions and 14 deletions
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spiFlash.cpp
+17 -11
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@@ -72,7 +72,9 @@ static uint8_t reverseByte(uint8_t src)
#define FLASH_WRVECR 0x61
#define FLASH_RDVECR 0x65
SPIFlash::SPIFlash(FtdiJtag *jtag):_jtag(jtag) {}
SPIFlash::SPIFlash(FtdiJtag *jtag, bool verbose):_jtag(jtag), _verbose(verbose)
{
}
/*
* jtag : jtag interface
@@ -229,10 +231,12 @@ void SPIFlash::read_id()
for (int i=0; i < 4; i++) {
d = d << 8;
d |= (0x00ff & (int)rx[i]);
printf("%x ", rx[i]);
if (_verbose)
printf("%x ", rx[i]);
}
printf("read %x\n", d);
if (_verbose)
printf("read %x\n", d);
/* read extented */
len += (d & 0x0ff);
@@ -247,16 +251,18 @@ void SPIFlash::read_id()
printf("EDID + CFD length : %02x\n", rx[3]);
printf("EDID : %02x%02x\n", rx[5], rx[4]);
printf("CFD : ");
for (int i = 6; i < len; i++)
printf("%02x ", rx[i]);
printf("\n");
if (_verbose) {
for (int i = 6; i < len; i++)
printf("%02x ", rx[i]);
printf("\n");
}
}
uint8_t SPIFlash::read_status_reg(bool display)
uint8_t SPIFlash::read_status_reg()
{
uint8_t rx;
jtag_write_read(FLASH_RDSR, NULL, &rx, 1);
if (display) {
if (_verbose) {
printf("RDSR : %02x\n", rx);
printf("WIP : %d\n", rx&0x01);
printf("WEL : %d\n", (rx>>1)&0x01);
@@ -277,7 +283,7 @@ void SPIFlash::power_down()
jtag_write_read(FLASH_POWER_DOWN, NULL, NULL, 0);
}
int SPIFlash::write_enable(bool verbose)
int SPIFlash::write_enable()
{
jtag_write_read(FLASH_WREN, NULL, NULL, 0);
/* wait WEL */
@@ -286,7 +292,7 @@ int SPIFlash::write_enable(bool verbose)
return -1;
}
if (verbose)
if (_verbose)
std::cout << "write en: Success" << std::endl;
return 0;
}
@@ -298,7 +304,7 @@ int SPIFlash::write_disable()
int ret = wait(FLASH_RDSR_WEL, 0x00, 1000);
if (ret == -1)
printf("write disable: Error\n");
else
else if (_verbose)
printf("write disable: Success\n");
return ret;
}