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fstbt: don't use interesting load pattern for HGR1 after the first one, just switch to page 1 when done

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This commit is contained in:
Rob McMullen 2017-07-07 19:50:29 -07:00
parent 864fc14545
commit d8d76a91bf
1 changed files with 6 additions and 1 deletions
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7
atrcopy/standard_delivery.py
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@ -105,10 +105,11 @@ class StandardDeliveryImage(DiskImageBase):
boot_sector.sector_num = 0
boot_sector.track_num = 1
sector_list.append(boot_sector)
first_page_1 = True
for chunk_start, chunk_data in chunks:
count = len(chunk_data) // 256
if chunk_start == 0x20 and count == 32:
if chunk_start == 0x20 and count == 32 and first_page_1:
# Assume this is an HGR screen, use interesting load effect,
# not the usual venetian blind
chunk_hi = [0x20, 0x24, 0x28, 0x2c, 0x30, 0x34, 0x38, 0x3c, 0x21, 0x25, 0x29, 0x2d, 0x31, 0x35, 0x39, 0x3d, 0x22, 0x26, 0x2a, 0x2e, 0x32, 0x36, 0x3a, 0x3e, 0x23, 0x27, 0x2b, 0x2f, 0x33, 0x37, 0x3b, 0x3f]
@ -144,6 +145,10 @@ class StandardDeliveryImage(DiskImageBase):
address_list.extend(address_order)
if chunk_start == 0x40:
address_list.append(0xd2)
elif chunk_start == 0x20:
if not first_page_1:
address_list.append(0xd1)
first_page_1 = False
print("fstbt commands: %s" % ", ".join(["%02x" % i for i in address_list]))
boot_code = get_fstbt_code(boot_sector.data, address_list, run_addr)