Annotation of sys/dev/pci/pciide_acer_reg.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: pciide_acer_reg.h,v 1.7 2004/09/24 07:38:38 grange Exp $ */
! 2: /* $NetBSD: pciide_acer_reg.h,v 1.4 2001/07/26 20:02:22 bouyer Exp $ */
! 3:
! 4: /*
! 5: * Copyright (c) 1999 Manuel Bouyer.
! 6: *
! 7: * Redistribution and use in source and binary forms, with or without
! 8: * modification, are permitted provided that the following conditions
! 9: * are met:
! 10: * 1. Redistributions of source code must retain the above copyright
! 11: * notice, this list of conditions and the following disclaimer.
! 12: * 2. Redistributions in binary form must reproduce the above copyright
! 13: * notice, this list of conditions and the following disclaimer in the
! 14: * documentation and/or other materials provided with the distribution.
! 15: * 3. All advertising materials mentioning features or use of this software
! 16: * must display the following acknowledgement:
! 17: * This product includes software developed by Manuel Bouyer.
! 18: * 4. Neither the name of the University nor the names of its contributors
! 19: * may be used to endorse or promote products derived from this software
! 20: * without specific prior written permission.
! 21: *
! 22: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
! 23: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
! 24: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
! 25: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
! 26: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
! 27: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
! 28: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
! 29: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
! 30: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
! 31: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
! 32: *
! 33: */
! 34:
! 35: #ifndef _DEV_PCI_PCIIDE_ACER_REG_H_
! 36: #define _DEV_PCI_PCIIDE_ACER_REG_H_
! 37:
! 38: /* class code attribute register 1 (1 byte) */
! 39: #define ACER_CCAR1 0x43
! 40: #define ACER_CHANSTATUS_RO 0x40
! 41: #define PCIIDE_CHAN_RO(chan) (0x20 >> (chan))
! 42:
! 43: /* from Linux, 80 pins cable detect */
! 44: #define ACER_0x4A 0x4a
! 45: /*
! 46: * bit 0 is 0 -> primary has 80 pin cable
! 47: * bit 1 is 0 -> secondary has 80 pin cable
! 48: */
! 49: #define ACER_0x4A_80PIN(chan) (0x1 << (chan))
! 50:
! 51: /* From FreeBSD, for UDMA mode > 2 */
! 52: #define ACER_0x4B 0x4b
! 53: #define ACER_0x4B_UDMA66 0x01
! 54: /* From Linux */
! 55: #define ACER_0x4B_CDETECT 0x08
! 56:
! 57: /* class code attribute register 2 (1 byte) */
! 58: #define ACER_CCAR2 0x4d
! 59: #define ACER_CHANSTATUSREGS_RO 0x80
! 60:
! 61: /* class code attribute register 3 (1 byte) */
! 62: #define ACER_CCAR3 0x50
! 63: #define ACER_CCAR3_PI 0x02
! 64:
! 65: /* flexible channel setting register */
! 66: #define ACER_FCS 0x52
! 67: #define ACER_FCS_TIMREG(chan,drv) ((0x8) >> ((drv) + (chan) * 2))
! 68:
! 69: /* CD-ROM control register */
! 70: #define ACER_CDRC 0x53
! 71: #define ACER_CDRC_FIFO_DISABLE 0x02
! 72: #define ACER_CDRC_DMA_EN 0x01
! 73:
! 74: /* Fifo threshold and Ultra-DMA settings (4 bytes). */
! 75: #define ACER_FTH_UDMA 0x54
! 76: #define ACER_FTH_VAL(chan, drv, val) \
! 77: (((val) & 0x3) << ((drv) * 4 + (chan) * 8))
! 78: #define ACER_FTH_OPL(chan, drv, val) \
! 79: (((val) & 0x3) << (2 + (drv) * 4 + (chan) * 8))
! 80: #define ACER_UDMA_EN(chan, drv) \
! 81: (0x8 << (16 + (drv) * 4 + (chan) * 8))
! 82: #define ACER_UDMA_TIM(chan, drv, val) \
! 83: (((val) & 0x7) << (16 + (drv) * 4 + (chan) * 8))
! 84:
! 85: /* drives timings setup (1 byte) */
! 86: #define ACER_IDETIM(chan, drv) (0x5a + (drv) + (chan) * 4)
! 87:
! 88: /* IRQ and drive select status */
! 89: #define ACER_CHIDS 0x75
! 90: #define ACER_CHIDS_DRV(channel) ((0x4) << (channel))
! 91: #define ACER_CHIDS_INT(channel) ((0x1) << (channel))
! 92:
! 93: /* Linux: south-bridge's enable bit (m1533) */
! 94: #define ACER_0x79 0x79
! 95: #define ACER_0x79_REVC2_EN 0x4
! 96: #define ACER_0x79_EN 0x2
! 97:
! 98: /*
! 99: * IDE bus frequency (1 byte)
! 100: * This should be setup by the BIOS - can we rely on this ?
! 101: */
! 102: #define ACER_IDE_CLK 0x78
! 103:
! 104: /* acer UDMA3/4/5 from FreeBSD */
! 105: static int8_t acer_udma[] = {0x4, 0x3, 0x2, 0x1, 0x0, 0x7};
! 106: static int8_t acer_pio[] = {0x0c, 0x58, 0x44, 0x33, 0x31};
! 107: #ifdef unused
! 108: static int8_t acer_dma[] = {0x08, 0x33, 0x31};
! 109: #endif
! 110:
! 111: #endif /* !_DEV_PCI_PCIIDE_ACER_REG_H_ */
CVSweb