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Merge pull request #204 from rstephan/p_one_flash 

Support for the Microchip SST25VF040B flash
This commit is contained in:
Gwenhael Goavec-Merou 2022-03-30 06:45:53 +02:00 committed by GitHub
parent 8ca6084a79 648d8b9e3b
commit f615627b3c
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 17 additions and 1 deletions
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3
src/spiFlash.cpp
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@ -334,6 +334,9 @@ int SPIFlash::erase_and_prog(int base_addr, uint8_t *data, int len)
int size = 0;
for (int addr = 0; addr < len; addr += size, ptr+=size) {
size = (addr + 256 > len)?(len-addr) : 256;
if ((_jedec_id >> 8) == 0xbf258d) {
size = 1;
}
if (write_page(base_addr + addr, ptr, size) == -1)
return -1;
progress.display(addr);

15
src/spiFlashdb.hpp
View File

@ -15,7 +15,7 @@ typedef enum {
STATR = 0, /* status register */
FUNCR = 1, /* function register */
CONFR = 2, /* configuration register */
NONER = 99, /* configuration register */
NONER = 99, /* "none" register */
} tb_loc_t;
typedef struct {
@ -125,6 +125,19 @@ static std::map <uint32_t, flash_t> flash_list = {
.bp_len = 4,
.bp_offset = {(1 << 2), (1 << 3), (1 << 4), (1 << 6)}}
},
{0xbf258d, {
.manufacturer = "microchip",
.model = "SST25VF040B",
.nr_sector = 8,
.sector_erase = true,
.subsector_erase = true,
.has_extended = false,
.tb_otp = false,
.tb_offset = 0,
.tb_register = NONER,
.bp_len = 4,
.bp_offset = {(1 << 2), (1 << 3), (1 << 4), (1 << 5)}}
},
{0xBF2642, {
.manufacturer = "microchip",
.model = "SST26VF032B",