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Code Issues Releases Wiki Activity

wip

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This commit is contained in:
J. Nick Koston
2025-10-20 15:21:40 -10:00
parent 09951d190c
commit 4e629dfd89
1 changed files with 27 additions and 27 deletions
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54
esphome/components/esp8266/testing_mode.py.script
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@@ -5,6 +5,24 @@ import re
Import("env") # noqa
def patch_segment_size(content, segment_name, new_size, label):
"""Patch a memory segment's length in linker script.
Args:
content: Linker script content
segment_name: Name of the segment (e.g., 'iram1_0_seg')
new_size: New size as hex string (e.g., '0x200000')
label: Human-readable label for logging (e.g., 'IRAM')
Returns:
Tuple of (patched_content, was_patched)
"""
# Match: segment_name : org = 0x..., len = 0x...
pattern = rf"({segment_name}\s*:\s*org\s*=\s*0x[0-9a-fA-F]+\s*,\s*len\s*=\s*)0x[0-9a-fA-F]+"
new_content = re.sub(pattern, rf"\g<1>{new_size}", content)
return new_content, new_content != content
def apply_memory_patches(content):
"""Apply IRAM, DRAM, and Flash patches to linker script content.
@@ -16,38 +34,20 @@ def apply_memory_patches(content):
"""
patches_applied = []
# Patch IRAM segment to 2MB (for larger code in IRAM)
# Matches: iram1_0_seg : org = 0x..., len = 0x...
new_content = re.sub(
r"(iram1_0_seg\s*:\s*org\s*=\s*0x[0-9a-fA-F]+\s*,\s*len\s*=\s*)0x[0-9a-fA-F]+",
r"\g<1>0x200000",
content,
)
if new_content != content:
# Patch IRAM to 2MB (for larger code in IRAM)
content, patched = patch_segment_size(content, "iram1_0_seg", "0x200000", "IRAM")
if patched:
patches_applied.append("IRAM")
content = new_content
# Patch DRAM segment to 2MB (for larger BSS/data sections)
# Matches: dram0_0_seg : org = 0x..., len = 0x...
new_content = re.sub(
r"(dram0_0_seg\s*:\s*org\s*=\s*0x[0-9a-fA-F]+\s*,\s*len\s*=\s*)0x[0-9a-fA-F]+",
r"\g<1>0x200000",
content,
)
if new_content != content:
# Patch DRAM to 2MB (for larger BSS/data sections)
content, patched = patch_segment_size(content, "dram0_0_seg", "0x200000", "DRAM")
if patched:
patches_applied.append("DRAM")
content = new_content
# Patch Flash segment to 32MB (for larger code sections)
# Matches: irom0_0_seg : org = 0x..., len = 0x...
new_content = re.sub(
r"(irom0_0_seg\s*:\s*org\s*=\s*0x[0-9a-fA-F]+\s*,\s*len\s*=\s*)0x[0-9a-fA-F]+",
r"\g<1>0x2000000",
content,
)
if new_content != content:
# Patch Flash to 32MB (for larger code sections)
content, patched = patch_segment_size(content, "irom0_0_seg", "0x2000000", "Flash")
if patched:
patches_applied.append("Flash")
content = new_content
if patches_applied:
print(f" Patched memory segments: {', '.join(patches_applied)} (IRAM/DRAM: 2MB, Flash: 32MB)")