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author | ajrhacker <ajrhacker@users.noreply.github.com> | 2019-07-14 18:17:30 -0400 |
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committer | GitHub <noreply@github.com> | 2019-07-14 18:17:30 -0400 |
commit | e54d7aef2673a9323b733584d44edd80bc1cdd45 (patch) | |
tree | efe9d7f42dc31e660fb30d4deb73b2c2fbb518d3 | |
parent | 823ebb69b97c316d8484982cdaf13ab2e835cf48 (diff) | |
parent | 99e33d76683a1cd58149bf4b4f74b0df43d78f16 (diff) |
Merge pull request #5346 from rzero9/patch-1
fmtowns.cpp: fix CDDA start/end position
-rw-r--r-- | src/mame/drivers/fmtowns.cpp | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/src/mame/drivers/fmtowns.cpp b/src/mame/drivers/fmtowns.cpp index 98f089e485c..5d70f477ccd 100644 --- a/src/mame/drivers/fmtowns.cpp +++ b/src/mame/drivers/fmtowns.cpp @@ -224,7 +224,7 @@ inline uint32_t towns_state::msf_to_lbafm(uint32_t val) // because the CDROM co f = bcd_to_byte(val & 0x0000ff); s = (bcd_to_byte((val & 0x00ff00) >> 8)); m = (bcd_to_byte((val & 0xff0000) >> 16)); - return ((m * (60 * 75)) + (s * 75) + f); + return ((m * (60 * 75)) + (s * 75) + f) - 150; } void towns_state::init_serial_rom() @@ -1481,13 +1481,7 @@ void towns_state::towns_cdrom_read(cdrom_image_device* device) m_towns_cd.lba_current = msf_to_lbafm(lba1); m_towns_cd.lba_last = msf_to_lbafm(lba2); - // first track starts at 00:02:00 - this is hardcoded in the boot procedure track = cdrom_get_track(device->get_cdrom_file(),m_towns_cd.lba_current); - if(track < 2) - { // recalculate LBA - m_towns_cd.lba_current -= 150; - m_towns_cd.lba_last -= 150; - } // parameter 7 = sector count? // lemmings 2 sets this to 4 but hates 4 extra sectors being read |