diff options
Diffstat (limited to 'bootblocks/trk_buf.c')
| -rw-r--r-- | bootblocks/trk_buf.c | 50 |
1 files changed, 44 insertions, 6 deletions
diff --git a/bootblocks/trk_buf.c b/bootblocks/trk_buf.c index 86a6721..cfa1e93 100644 --- a/bootblocks/trk_buf.c +++ b/bootblocks/trk_buf.c @@ -92,7 +92,6 @@ void reset_disk() char * read_lsector(sectno) long sectno; { - int tries = 6; int rv; int phy_s = 1; @@ -147,12 +146,26 @@ long sectno; do { - rv = phy_read(disk_drive, phy_c, phy_h, phy_s+1, 1, data_buf1); - tries--; + int v,tries = 6; + do + { + rv = phy_read(disk_drive, phy_c, phy_h, phy_s+1, 1, data_buf1); + tries--; + } + while(rv && tries > 0); + if( rv ) + { + printf("Disk error 0x%02x %d:%d:%d:%d[%2d] -> 0x%04x[]\nRetry:", + rv, disk_drive, phy_c, phy_h, phy_s+1, 1, data_buf1); + fflush(stdout); + + v = phy_reset(disk_drive); + v = (getch()&0x7F); + printf("\n"); + if( v == 3 || v == 27 ) break; + } } - while(rv && tries > 0); - if( rv ) printf("Disk error 0x%02x %d:%d:%d:%d[%2d] -> 0x%04x[]\n", - rv, disk_drive, phy_c, phy_h, phy_s+1, 1, data_buf1); + while(rv); check_motor = motor_running(); @@ -334,6 +347,31 @@ func_ok: #endasm } +phy_reset(drive) +{ +#asm + push bp + mov bp,sp + + push di + push es + + mov dl,[bp+2+_phy_reset.drive] + + mov ah,#$08 + int $13 + jnc reset_ok + mov cx,ax + mov dx,#-1 +reset_ok: + mov ax,cx + + pop es + pop di + pop bp +#endasm +} + motor_running() { #asm |