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firmware: file size adaptive ROM mirroring

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This commit is contained in:
Maximilian Rehkopf 2012-06-09 21:52:24 +02:00
parent 8c2f74d8cd
commit 242bde5684
1 changed files with 6 additions and 1 deletions
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7
src/smc.c
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@ -187,7 +187,12 @@ void smc_id(snes_romprops_t* props) {
}
}
if(header->romsize == 0 || header->romsize > 13) {
header->romsize = 13;
props->romsize_bytes = 1024;
header->romsize = 0;
while(props->romsize_bytes < file_handle.fsize-1) {
header->romsize++;
props->romsize_bytes <<= 1;
}
}
props->ramsize_bytes = (uint32_t)1024 << header->ramsize;
props->romsize_bytes = (uint32_t)1024 << header->romsize;