1 /* $NetBSD: hd64461_machdep.c,v 1.4 2005/12/18 23:40:03 uwe Exp $ */ 2 3 /*- 4 * Copyright (c) 2002 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by UCHIYAMA Yasushi. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 #include <sys/cdefs.h> 40 __KERNEL_RCSID(0, "$NetBSD: hd64461_machdep.c,v 1.4 2005/12/18 23:40:03 uwe Exp $"); 41 42 #include <sys/param.h> 43 #include <sys/systm.h> 44 45 #include <machine/bus.h> 46 #include <machine/platid.h> 47 #include <machine/platid_mask.h> 48 49 #include <hpcsh/dev/hd64461/hd64461var.h> 50 #include <hpcsh/dev/hd64461/hd64461pcmciavar.h> 51 #include <hpcsh/dev/hd64461/hd64461pcmciareg.h> 52 53 /* 54 * Platform dependent hooks. 55 */ 56 57 void 58 hd64461pcmcia_power(int ch, enum pcmcia_voltage vol, int on) 59 { 60 #define VCC0_ON() \ 61 do { \ 62 r = hd64461_reg_read_1(gcr); \ 63 r |= HD64461_PCCGCR_VCC0; \ 64 hd64461_reg_write_1(gcr, r); \ 65 } while (/*CONSTCOND*/0) 66 #define VCC0_OFF() \ 67 do { \ 68 r = hd64461_reg_read_1(gcr); \ 69 r &= ~HD64461_PCCGCR_VCC0; \ 70 hd64461_reg_write_1(gcr, r); \ 71 } while (/*CONSTCOND*/0) 72 #define VCC1_ON() \ 73 do { \ 74 r = hd64461_reg_read_1(scr); \ 75 r |= HD64461_PCCSCR_VCC1; \ 76 hd64461_reg_write_1(scr, r); \ 77 } while (/*CONSTCOND*/0) 78 #define VCC1_OFF() \ 79 do { \ 80 r = hd64461_reg_read_1(scr); \ 81 r &= ~HD64461_PCCSCR_VCC1; \ 82 hd64461_reg_write_1(scr, r); \ 83 } while (/*CONSTCOND*/0) 84 bus_addr_t isr, gcr, scr; 85 uint8_t r; 86 87 isr = HD64461_PCCISR(ch); 88 gcr = HD64461_PCCGCR(ch); 89 scr = HD64461_PCCSCR(ch); 90 91 /* 3.3 V */ 92 if (vol == V_3_3) { 93 if (ch == 1) { 94 if (on) { 95 VCC0_OFF(); 96 VCC1_OFF(); 97 } else { 98 VCC0_ON(); 99 VCC1_ON(); 100 } 101 } else { 102 if (on) { 103 VCC0_ON(); 104 VCC1_OFF(); 105 } else { 106 VCC0_OFF(); 107 VCC1_ON(); 108 } 109 } 110 return; 111 } 112 113 /* 5 V */ 114 if (platid_match(&platid, &platid_mask_MACH_HP)) { 115 if (on) { 116 VCC0_OFF(); 117 VCC1_OFF(); 118 } else { 119 VCC0_ON(); 120 VCC1_ON(); 121 } 122 return; 123 } else if (platid_match(&platid, &platid_mask_MACH_HITACHI)) { 124 if (on) { 125 VCC0_OFF(); 126 VCC1_ON(); 127 } else { 128 VCC0_ON(); 129 VCC1_OFF(); 130 } 131 return; 132 } 133 134 /* x.x V, y.y V */ 135 printf("x.x/y.y V not supported.\n"); 136 #undef VCC0_ON 137 #undef VCC0_OFF 138 #undef VCC1_ON 139 #undef VCC1_OFF 140 } 141