--- np2/io/fdc.c 2003/11/12 00:55:38 1.4 +++ np2/io/fdc.c 2004/01/05 09:31:25 1.6 @@ -8,8 +8,12 @@ #include "iocore.h" #include "fddfile.h" +enum { + FDC_DMACH2HD = 2, + FDC_DMACH2DD = 3 +}; -static const BYTE FDCCMD_TABLE[32] = { +static const UINT8 FDCCMD_TABLE[32] = { 0, 0, 8, 2, 1, 8, 8, 1, 0, 8, 1, 0, 8, 5, 0, 2, 0, 8, 0, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 8, 0, 0}; @@ -40,7 +44,7 @@ static BOOL fdc_isfdcinterrupt(void) { return(fdc.intreq); } -BYTE DMACCALL fdc_dmafunc(BYTE func) { +REG8 DMACCALL fdc_dmafunc(REG8 func) { switch(func) { case DMAEXT_START: @@ -53,13 +57,13 @@ BYTE DMACCALL fdc_dmafunc(BYTE func) { return(0); } -static void fdc_dmaready(BYTE enable) { +static void fdc_dmaready(REG8 enable) { if (CTRL_FDMEDIA == DISKTYPE_2HD) { - dmac.dmach[DMA_2HD].ready = enable; + dmac.dmach[FDC_DMACH2HD].ready = enable; } else { - dmac.dmach[DMA_2DD].ready = enable; + dmac.dmach[FDC_DMACH2DD].ready = enable; } } @@ -143,7 +147,7 @@ static void fdc_timeoutset(void) { -static BOOL FDC_DriveCheck(BYTE protectcheck) { +static BOOL FDC_DriveCheck(BOOL protectcheck) { if (!fddfile[fdc.us].fname[0]) { fdc.stat[fdc.us] = FDCRLT_IC0 | FDCRLT_NR | (fdc.hd << 2) | fdc.us; @@ -628,7 +632,7 @@ static void fdcstatusreset(void) { fdc.status = FDCSTAT_RQM; } -void DMACCALL fdc_DataRegWrite(BYTE data) { +void DMACCALL fdc_DataRegWrite(REG8 data) { // if ((fdc.status & (FDCSTAT_RQM | FDCSTAT_DIO)) == FDCSTAT_RQM) { switch(fdc.event) { @@ -667,8 +671,7 @@ void DMACCALL fdc_DataRegWrite(BYTE data // } } - -BYTE DMACCALL fdc_DataRegRead(void) { +REG8 DMACCALL fdc_DataRegRead(void) { // if ((fdc.status & (FDCSTAT_RQM | FDCSTAT_DIO)) // == (FDCSTAT_RQM | FDCSTAT_DIO)) { @@ -712,7 +715,7 @@ BYTE DMACCALL fdc_DataRegRead(void) { // ---- I/O -static void IOOUTCALL fdc_o92(UINT port, BYTE dat) { +static void IOOUTCALL fdc_o92(UINT port, REG8 dat) { // TRACEOUT(("fdc out %x %x", port, dat)); CTRL_FDMEDIA = DISKTYPE_2HD; @@ -722,7 +725,7 @@ static void IOOUTCALL fdc_o92(UINT port, (void)port; } -static void IOOUTCALL fdc_o94(UINT port, BYTE dat) { +static void IOOUTCALL fdc_o94(UINT port, REG8 dat) { // TRACEOUT(("fdc out %x %x", port, dat)); CTRL_FDMEDIA = DISKTYPE_2HD; @@ -735,7 +738,7 @@ static void IOOUTCALL fdc_o94(UINT port, (void)port; } -static BYTE IOINPCALL fdc_i90(UINT port) { +static REG8 IOINPCALL fdc_i90(UINT port) { // TRACEOUT(("fdc in %x %x", port, fdc.status)); CTRL_FDMEDIA = DISKTYPE_2HD; @@ -744,9 +747,9 @@ static BYTE IOINPCALL fdc_i90(UINT port) return(fdc.status); } -static BYTE IOINPCALL fdc_i92(UINT port) { +static REG8 IOINPCALL fdc_i92(UINT port) { - BYTE ret; + REG8 ret; CTRL_FDMEDIA = DISKTYPE_2HD; if ((fdc.status & (FDCSTAT_RQM | FDCSTAT_DIO)) @@ -761,7 +764,7 @@ static BYTE IOINPCALL fdc_i92(UINT port) return(ret); } -static BYTE IOINPCALL fdc_i94(UINT port) { +static REG8 IOINPCALL fdc_i94(UINT port) { CTRL_FDMEDIA = DISKTYPE_2HD; @@ -770,21 +773,21 @@ static BYTE IOINPCALL fdc_i94(UINT port) } -static void IOOUTCALL fdc_oca(UINT port, BYTE dat) { +static void IOOUTCALL fdc_oca(UINT port, REG8 dat) { CTRL_FDMEDIA = DISKTYPE_2DD; fdc_DataRegWrite(dat); (void)port; } -static void IOOUTCALL fdc_occ(UINT port, BYTE dat) { +static void IOOUTCALL fdc_occ(UINT port, REG8 dat) { CTRL_FDMEDIA = DISKTYPE_2DD; fdc.ctrlreg = dat; (void)port; } -static BYTE IOINPCALL fdc_ic8(UINT port) { +static REG8 IOINPCALL fdc_ic8(UINT port) { CTRL_FDMEDIA = DISKTYPE_2DD; @@ -792,9 +795,9 @@ static BYTE IOINPCALL fdc_ic8(UINT port) return(fdc.status); } -static BYTE IOINPCALL fdc_ica(UINT port) { +static REG8 IOINPCALL fdc_ica(UINT port) { - BYTE ret; + REG8 ret; CTRL_FDMEDIA = DISKTYPE_2DD; ret = fdc_DataRegRead(); @@ -803,7 +806,7 @@ static BYTE IOINPCALL fdc_ica(UINT port) return(ret); } -static BYTE IOINPCALL fdc_icc(UINT port) { +static REG8 IOINPCALL fdc_icc(UINT port) { CTRL_FDMEDIA = DISKTYPE_2DD; @@ -812,13 +815,13 @@ static BYTE IOINPCALL fdc_icc(UINT port) } -static void IOOUTCALL fdc_obe(UINT port, BYTE dat) { +static void IOOUTCALL fdc_obe(UINT port, REG8 dat) { fdc.chgreg = dat; (void)port; } -static BYTE IOINPCALL fdc_ibe(UINT port) { +static REG8 IOINPCALL fdc_ibe(UINT port) { (void)port; return((fdc.chgreg & 3) | 8); @@ -844,6 +847,8 @@ void fdc_reset(void) { ZeroMemory(&fdc, sizeof(fdc)); fdcstatusreset(); CTRL_FDMEDIA = DISKTYPE_2HD; + dmac_attach(DMADEV_2HD, FDC_DMACH2HD); + dmac_attach(DMADEV_2DD, FDC_DMACH2DD); } void fdc_bind(void) {