diff options
Diffstat (limited to 'src/floppy.c')
| -rw-r--r-- | src/floppy.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/src/floppy.c b/src/floppy.c index 6e903adb..a42f53f3 100644 --- a/src/floppy.c +++ b/src/floppy.c @@ -20,6 +20,7 @@ // Since no provisions are made for multiple drive types, most // values in this table are ignored. I set parameters for 1.44M // floppy here +#if MODE16 == 1 struct floppy_ext_dbt_s diskette_param_table2 VISIBLE16 = { .dbt = { .specify1 = 0xAF, @@ -38,6 +39,7 @@ struct floppy_ext_dbt_s diskette_param_table2 VISIBLE16 = { .data_rate = 0, // data transfer rate .drive_type = 4, // drive type in cmos }; +#endif void floppy_drive_setup() @@ -739,6 +741,9 @@ void VISIBLE16 handle_0e() { debug_isr(DEBUG_ISR_0e); + if (! CONFIG_FLOPPY_SUPPORT) + goto done; + if ((inb(PORT_FD_STATUS) & 0xc0) != 0xc0) { outb(0x08, PORT_FD_DATA); // sense interrupt status while ((inb(PORT_FD_STATUS) & 0xc0) != 0xc0) @@ -747,15 +752,20 @@ handle_0e() inb(PORT_FD_DATA); } while ((inb(PORT_FD_STATUS) & 0xc0) == 0xc0); } - eoi_pic1(); // diskette interrupt has occurred SETBITS_BDA(floppy_recalibration_status, FRS_TIMEOUT); + +done: + eoi_pic1(); } // Called from int08 handler. void floppy_tick() { + if (! CONFIG_FLOPPY_SUPPORT) + return; + // time to turn off drive(s)? u8 fcount = GET_BDA(floppy_motor_counter); if (fcount) { |