fdc.c (b31da03fd83d59b6a6a901674fb2428e38d33e00) fdc.c (19a388e651aa0a3036fccc3d9519c4451df8838b)
1/*-
2 * Copyright (c) 2004 Poul-Henning Kamp
3 * Copyright (c) 1990 The Regents of the University of California.
4 * All rights reserved.
5 *
6 * This code is derived from software contributed to Berkeley by
7 * Don Ahn.
8 *

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506 /* Try a software reset, default precomp, and 500 kb/s */
507 fddsr_wr(fdc, I8207X_DSR_SR);
508 } else {
509 /* Try a hardware reset, keep motor on */
510 fdout_wr(fdc, fdc->fdout & ~(FDO_FRST|FDO_FDMAEN));
511 DELAY(100);
512 /* enable FDC, but defer interrupts a moment */
513 fdout_wr(fdc, fdc->fdout & ~FDO_FDMAEN);
1/*-
2 * Copyright (c) 2004 Poul-Henning Kamp
3 * Copyright (c) 1990 The Regents of the University of California.
4 * All rights reserved.
5 *
6 * This code is derived from software contributed to Berkeley by
7 * Don Ahn.
8 *

--- 497 unchanged lines hidden (view full) ---

506 /* Try a software reset, default precomp, and 500 kb/s */
507 fddsr_wr(fdc, I8207X_DSR_SR);
508 } else {
509 /* Try a hardware reset, keep motor on */
510 fdout_wr(fdc, fdc->fdout & ~(FDO_FRST|FDO_FDMAEN));
511 DELAY(100);
512 /* enable FDC, but defer interrupts a moment */
513 fdout_wr(fdc, fdc->fdout & ~FDO_FDMAEN);
514 DELAY(100);
515 fdout_wr(fdc, fdc->fdout);
516 }
514 }
515 DELAY(100);
516 fdout_wr(fdc, fdc->fdout);
517
518 /* XXX after a reset, silently believe the FDC will accept commands */
519 if (fdc_cmd(fdc, 3, NE7CMD_SPECIFY, spec1, spec2, 0))
520 device_printf(fdc->fdc_dev, " SPECIFY failed in reset\n");
521
522 if (fdc->fdct == FDC_ENHANCED) {
523 if (fdc_cmd(fdc, 4,
524 I8207X_CONFIGURE,

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518 /* XXX after a reset, silently believe the FDC will accept commands */
519 if (fdc_cmd(fdc, 3, NE7CMD_SPECIFY, spec1, spec2, 0))
520 device_printf(fdc->fdc_dev, " SPECIFY failed in reset\n");
521
522 if (fdc->fdct == FDC_ENHANCED) {
523 if (fdc_cmd(fdc, 4,
524 I8207X_CONFIGURE,

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