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add erase by sectors

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This commit is contained in:
Sergey Shchelkanov 2023-05-24 14:51:11 +03:00
parent 14509d3674
commit d0ef886952
1 changed files with 38 additions and 7 deletions
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45
mik32_spifi.py
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@ -181,6 +181,7 @@ READ_LEN = 256
TIMEOUT = 100000
CHIP_ERASE_COMMAND = 0xC7
SECTOR_ERASE_COMMAND = 0x20
WRITE_ENABLE_COMMAND = 0x06
WRITE_DISABLE_COMMAND = 0x04
@ -283,12 +284,24 @@ def spifi_wait_busy(openocd: OpenOcdTclRpc):
def spifi_chip_erase(openocd: OpenOcdTclRpc):
print("Start erase")
print("Chip erase...")
# spifi_intrq_clear(openocd)
openocd.write_word(SPIFI_CONFIG_STAT, openocd.read_word(
SPIFI_CONFIG_STAT) | SPIFI_CONFIG_STAT_INTRQ_M)
openocd.write_word(SPIFI_CONFIG_CMD, (SECTOR_ERASE_COMMAND << SPIFI_CONFIG_CMD_OPCODE_S) |
(SPIFI_CONFIG_CMD_FRAMEFORM_OPCODE_NOADDR << SPIFI_CONFIG_CMD_FRAMEFORM_S) |
(SPIFI_CONFIG_CMD_FIELDFORM_ALL_SERIAL << SPIFI_CONFIG_CMD_FIELDFORM_S))
spifi_wait_intrq_timeout(openocd, "Timeout executing chip erase command")
def spifi_sector_erase(openocd: OpenOcdTclRpc, address: int):
print("Erase sector %s..." % hex(address))
openocd.write_word(SPIFI_CONFIG_ADDR, address)
# spifi_intrq_clear(openocd)
openocd.write_word(SPIFI_CONFIG_STAT, openocd.read_word(
SPIFI_CONFIG_STAT) | SPIFI_CONFIG_STAT_INTRQ_M)
openocd.write_word(SPIFI_CONFIG_CMD, (CHIP_ERASE_COMMAND << SPIFI_CONFIG_CMD_OPCODE_S) |
(SPIFI_CONFIG_CMD_FRAMEFORM_OPCODE_NOADDR << SPIFI_CONFIG_CMD_FRAMEFORM_S) |
(SPIFI_CONFIG_CMD_FRAMEFORM_OPCODE_3ADDR << SPIFI_CONFIG_CMD_FRAMEFORM_S) |
(SPIFI_CONFIG_CMD_FIELDFORM_ALL_SERIAL << SPIFI_CONFIG_CMD_FIELDFORM_S))
spifi_wait_intrq_timeout(openocd, "Timeout executing chip erase command")
@ -341,10 +354,21 @@ def spifi_page_program(openocd: OpenOcdTclRpc, ByteAddress: int, data: List[int]
SPIFI_CONFIG_STAT) | SPIFI_CONFIG_STAT_INTRQ_M)
def spifi_erase(openocd):
spifi_write_enable(openocd)
spifi_chip_erase(openocd)
spifi_wait_busy(openocd)
class EraseType(Enum):
CHIP_ERASE = CHIP_ERASE_COMMAND
SECTOR_ERASE = SECTOR_ERASE_COMMAND
def spifi_erase(openocd, erase_type: EraseType = EraseType.CHIP_ERASE, sectors: List[int] = []):
if erase_type == EraseType.CHIP_ERASE:
spifi_write_enable(openocd)
spifi_chip_erase(openocd)
spifi_wait_busy(openocd)
elif erase_type == EraseType.SECTOR_ERASE:
for sector in sectors:
spifi_write_enable(openocd)
spifi_sector_erase(openocd, sector)
spifi_wait_busy(openocd)
def spifi_write(openocd: OpenOcdTclRpc, address: int, data: List[int], data_len: int):
@ -450,12 +474,19 @@ def spifi_quad_disable(openocd):
spifi_wait_busy(openocd)
def get_segments_list(pages_offsets: List[int], segment_size: int) -> List[int]:
segments = set()
for offset in pages_offsets:
segments.add(offset & ~(segment_size - 1))
return list(segments)
def write_pages(pages: Dict[int, List[int]], openocd: OpenOcdTclRpc, is_resume=True):
result = 0
openocd.halt()
spifi_init(openocd)
spifi_erase(openocd)
spifi_erase(openocd, EraseType.SECTOR_ERASE, get_segments_list(list(pages), 4*1024))
address = 0
spifi_quad_enable(openocd)