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Remove --no-stub from flash operations for faster transfers

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The ROM bootloader (--no-stub) runs at ~62 kbit/s which causes
timeouts on large images. The stub flasher is dramatically faster
and works correctly over QEMU socket connections.
This commit is contained in:
Ryan Malloy 2026-01-30 11:40:54 -07:00
parent 609928ff6e
commit 9fe57005c3
1 changed files with 4 additions and 4 deletions
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8
src/mcp_esptool_server/components/flash_manager.py
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@ -179,7 +179,7 @@ class FlashManager:
start_time = time.time() start_time = time.time()
args = ["--no-stub", "write-flash", "0x0", str(fw_path)] args = ["write-flash", "0x0", str(fw_path)]
if not verify: if not verify:
args.insert(0, "--no-verify") args.insert(0, "--no-verify")
@ -250,7 +250,7 @@ class FlashManager:
start_time = time.time() start_time = time.time()
result = await self._run_esptool( result = await self._run_esptool(
port, port,
["--no-stub", "read-flash", start_address, size, str(out)], ["read-flash", start_address, size, str(out)],
timeout=300.0, timeout=300.0,
) )
@ -286,14 +286,14 @@ class FlashManager:
# Erase specific region # Erase specific region
result = await self._run_esptool( result = await self._run_esptool(
port, port,
["--no-stub", "erase-region", start_address, size], ["erase-region", start_address, size],
timeout=60.0, timeout=60.0,
) )
else: else:
# Erase entire flash # Erase entire flash
result = await self._run_esptool( result = await self._run_esptool(
port, port,
["--no-stub", "erase-flash"], ["erase-flash"],
timeout=60.0, timeout=60.0,
) )