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| author | Harley Travis <harleytravis123@outlook.com> | 2026-06-27 12:03:57 -0500 |
|---|---|---|
| committer | Harley Travis <harleytravis123@outlook.com> | 2026-06-27 12:03:57 -0500 |
| commit | b7534feecbd2a4d25eaaaaf2a6249392408adfae (patch) | |
| tree | 30a4b1981f0b5d4e9981138db2df735ae8dc5c5a /Kernel/BlkDev | |
| parent | e09e93fdb3ba8895be3a5a2764d48bd31d404275 (diff) | |
| download | templeos-floppy-driver-b7534feecbd2a4d25eaaaaf2a6249392408adfae.tar.gz | |
Update FDCReadData and FDCWriteData
FDCReadData and FDCWriteData were patched to use 64-bit variables, and to send the read/write commands in the correct format.
Diffstat (limited to 'Kernel/BlkDev')
| -rw-r--r-- | Kernel/BlkDev/DskFDC.HC | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/Kernel/BlkDev/DskFDC.HC b/Kernel/BlkDev/DskFDC.HC index 39aca31..564f0c7 100644 --- a/Kernel/BlkDev/DskFDC.HC +++ b/Kernel/BlkDev/DskFDC.HC @@ -251,14 +251,15 @@ Bool FDCInit(CBlkDev *bd) U8 FDCWriteData(CBlkDev *bd,U8 cyl,Bool head,U8 start,U8 end) { U16 length=(end-start+1)*bd->blk_size; - U8 st0,st1,st2,pcn,hd,sect,size + U64 st0,st1,st2,pcn,hd,sect,size fdc_int_semaphore=FALSE; FDCDMAInit(length); FDCDMAPrepWrite(); - FDCSendByte(bd,FDC_WRITE_DATA|(bd->heads>1<<7)|mfm<<6|); + FDCSendByte(bd,FDC_WRITE_DATA|bd->mfm<<6); + FDCSendByte(bd,head<<2|bd->unit); FDCSendByte(bd,cyl); FDCSendByte(bd,head); FDCSendByte(bd,start); @@ -283,14 +284,15 @@ U8 FDCWriteData(CBlkDev *bd,U8 cyl,Bool head,U8 start,U8 end) U8 FDCReadData(CBlkDev *bd,U8 cyl,Bool head,U8 start,U8 end) { U16 length=(end-start+1)*bd->blk_size; - U8 st0,st1,st2,pcn,hd,sect,size + U64 st0,st1,st2,pcn,hd,sect,size fdc_int_semaphore=FALSE; FDCDMAInit(length); FDCDMAPrepRead(); - FDCSendByte(bd,FDC_READ_DATA|mfm<<6|); + FDCSendByte(bd,FDC_READ_DATA|bd->mfm<<6); + FDCSendByte(bd,head<<2|bd->unit); FDCSendByte(bd,cyl); FDCSendByte(bd,head); FDCSendByte(bd,start); // sector is ignored |