Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /*------------------------------------------------------------------------ |
| 2 | . smc91x.h - macros for SMSC's 91C9x/91C1xx single-chip Ethernet device. |
| 3 | . |
| 4 | . Copyright (C) 1996 by Erik Stahlman |
| 5 | . Copyright (C) 2001 Standard Microsystems Corporation |
| 6 | . Developed by Simple Network Magic Corporation |
| 7 | . Copyright (C) 2003 Monta Vista Software, Inc. |
| 8 | . Unified SMC91x driver by Nicolas Pitre |
| 9 | . |
| 10 | . This program is free software; you can redistribute it and/or modify |
| 11 | . it under the terms of the GNU General Public License as published by |
| 12 | . the Free Software Foundation; either version 2 of the License, or |
| 13 | . (at your option) any later version. |
| 14 | . |
| 15 | . This program is distributed in the hope that it will be useful, |
| 16 | . but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 17 | . MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 18 | . GNU General Public License for more details. |
| 19 | . |
| 20 | . You should have received a copy of the GNU General Public License |
| 21 | . along with this program; if not, write to the Free Software |
| 22 | . Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 23 | . |
| 24 | . Information contained in this file was obtained from the LAN91C111 |
| 25 | . manual from SMC. To get a copy, if you really want one, you can find |
| 26 | . information under www.smsc.com. |
| 27 | . |
| 28 | . Authors |
| 29 | . Erik Stahlman <erik@vt.edu> |
| 30 | . Daris A Nevil <dnevil@snmc.com> |
| 31 | . Nicolas Pitre <nico@cam.org> |
| 32 | . |
| 33 | ---------------------------------------------------------------------------*/ |
| 34 | #ifndef _SMC91X_H_ |
| 35 | #define _SMC91X_H_ |
| 36 | |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 37 | #include <linux/smc91x.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 38 | |
| 39 | /* |
| 40 | * Define your architecture specific bus configuration parameters here. |
| 41 | */ |
| 42 | |
Eric Miao | 38fd6c3 | 2008-06-24 16:14:26 +0800 | [diff] [blame] | 43 | #if defined(CONFIG_ARCH_LUBBOCK) ||\ |
Eric Miao | 88c36eb | 2008-06-24 16:47:37 +0800 | [diff] [blame] | 44 | defined(CONFIG_MACH_MAINSTONE) ||\ |
Eric Miao | e1719da | 2008-06-24 16:49:41 +0800 | [diff] [blame] | 45 | defined(CONFIG_MACH_ZYLONITE) ||\ |
| 46 | defined(CONFIG_MACH_LITTLETON) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 47 | |
Eric Miao | 38fd6c3 | 2008-06-24 16:14:26 +0800 | [diff] [blame] | 48 | #include <asm/mach-types.h> |
| 49 | |
| 50 | /* Now the bus width is specified in the platform data |
| 51 | * pretend here to support all I/O access types |
| 52 | */ |
| 53 | #define SMC_CAN_USE_8BIT 1 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 54 | #define SMC_CAN_USE_16BIT 1 |
Eric Miao | 38fd6c3 | 2008-06-24 16:14:26 +0800 | [diff] [blame] | 55 | #define SMC_CAN_USE_32BIT 1 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 56 | #define SMC_NOWAIT 1 |
| 57 | |
Eric Miao | 3aed74c | 2008-06-24 15:51:02 +0800 | [diff] [blame] | 58 | #define SMC_IO_SHIFT (lp->io_shift) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 59 | |
Eric Miao | 38fd6c3 | 2008-06-24 16:14:26 +0800 | [diff] [blame] | 60 | #define SMC_inb(a, r) readb((a) + (r)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 61 | #define SMC_inw(a, r) readw((a) + (r)) |
Eric Miao | 38fd6c3 | 2008-06-24 16:14:26 +0800 | [diff] [blame] | 62 | #define SMC_inl(a, r) readl((a) + (r)) |
| 63 | #define SMC_outb(v, a, r) writeb(v, (a) + (r)) |
| 64 | #define SMC_outl(v, a, r) writel(v, (a) + (r)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 65 | #define SMC_insw(a, r, p, l) readsw((a) + (r), p, l) |
| 66 | #define SMC_outsw(a, r, p, l) writesw((a) + (r), p, l) |
Eric Miao | 38fd6c3 | 2008-06-24 16:14:26 +0800 | [diff] [blame] | 67 | #define SMC_insl(a, r, p, l) readsl((a) + (r), p, l) |
| 68 | #define SMC_outsl(a, r, p, l) writesl((a) + (r), p, l) |
Russell King | e7b3dc7 | 2008-01-14 22:30:10 +0000 | [diff] [blame] | 69 | #define SMC_IRQ_FLAGS (-1) /* from resource */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 70 | |
Eric Miao | 38fd6c3 | 2008-06-24 16:14:26 +0800 | [diff] [blame] | 71 | /* We actually can't write halfwords properly if not word aligned */ |
| 72 | static inline void SMC_outw(u16 val, void __iomem *ioaddr, int reg) |
| 73 | { |
| 74 | if (machine_is_mainstone() && reg & 2) { |
| 75 | unsigned int v = val << 16; |
| 76 | v |= readl(ioaddr + (reg & ~2)) & 0xffff; |
| 77 | writel(v, ioaddr + (reg & ~2)); |
| 78 | } else { |
| 79 | writew(val, ioaddr + reg); |
| 80 | } |
| 81 | } |
| 82 | |
Mike Frysinger | 95af9fe | 2007-11-23 17:55:50 +0800 | [diff] [blame] | 83 | #elif defined(CONFIG_BLACKFIN) |
Wu, Bryan | 0851a28 | 2007-05-06 14:50:32 -0700 | [diff] [blame] | 84 | |
| 85 | #define SMC_IRQ_FLAGS IRQF_TRIGGER_HIGH |
Jean-Christian de Rivaz | c5760ab | 2007-06-11 17:44:14 +0800 | [diff] [blame] | 86 | #define RPC_LSA_DEFAULT RPC_LED_100_10 |
| 87 | #define RPC_LSB_DEFAULT RPC_LED_TX_RX |
Wu, Bryan | 0851a28 | 2007-05-06 14:50:32 -0700 | [diff] [blame] | 88 | |
| 89 | # if defined (CONFIG_BFIN561_EZKIT) |
| 90 | #define SMC_CAN_USE_8BIT 0 |
| 91 | #define SMC_CAN_USE_16BIT 1 |
| 92 | #define SMC_CAN_USE_32BIT 1 |
| 93 | #define SMC_IO_SHIFT 0 |
| 94 | #define SMC_NOWAIT 1 |
| 95 | #define SMC_USE_BFIN_DMA 0 |
| 96 | |
| 97 | |
| 98 | #define SMC_inw(a, r) readw((a) + (r)) |
| 99 | #define SMC_outw(v, a, r) writew(v, (a) + (r)) |
| 100 | #define SMC_inl(a, r) readl((a) + (r)) |
| 101 | #define SMC_outl(v, a, r) writel(v, (a) + (r)) |
| 102 | #define SMC_outsl(a, r, p, l) outsl((unsigned long *)((a) + (r)), p, l) |
| 103 | #define SMC_insl(a, r, p, l) insl ((unsigned long *)((a) + (r)), p, l) |
| 104 | # else |
| 105 | #define SMC_CAN_USE_8BIT 0 |
| 106 | #define SMC_CAN_USE_16BIT 1 |
| 107 | #define SMC_CAN_USE_32BIT 0 |
| 108 | #define SMC_IO_SHIFT 0 |
| 109 | #define SMC_NOWAIT 1 |
| 110 | #define SMC_USE_BFIN_DMA 0 |
| 111 | |
| 112 | |
| 113 | #define SMC_inw(a, r) readw((a) + (r)) |
| 114 | #define SMC_outw(v, a, r) writew(v, (a) + (r)) |
| 115 | #define SMC_outsw(a, r, p, l) outsw((unsigned long *)((a) + (r)), p, l) |
| 116 | #define SMC_insw(a, r, p, l) insw ((unsigned long *)((a) + (r)), p, l) |
| 117 | # endif |
| 118 | /* check if the mac in reg is valid */ |
Bryan Wu | 7427d8b | 2008-06-11 12:08:39 +0800 | [diff] [blame] | 119 | #define SMC_GET_MAC_ADDR(lp, addr) \ |
Wu, Bryan | 0851a28 | 2007-05-06 14:50:32 -0700 | [diff] [blame] | 120 | do { \ |
| 121 | unsigned int __v; \ |
Bryan Wu | 7427d8b | 2008-06-11 12:08:39 +0800 | [diff] [blame] | 122 | __v = SMC_inw(ioaddr, ADDR0_REG(lp)); \ |
Wu, Bryan | 0851a28 | 2007-05-06 14:50:32 -0700 | [diff] [blame] | 123 | addr[0] = __v; addr[1] = __v >> 8; \ |
Bryan Wu | 7427d8b | 2008-06-11 12:08:39 +0800 | [diff] [blame] | 124 | __v = SMC_inw(ioaddr, ADDR1_REG(lp)); \ |
Wu, Bryan | 0851a28 | 2007-05-06 14:50:32 -0700 | [diff] [blame] | 125 | addr[2] = __v; addr[3] = __v >> 8; \ |
Bryan Wu | 7427d8b | 2008-06-11 12:08:39 +0800 | [diff] [blame] | 126 | __v = SMC_inw(ioaddr, ADDR2_REG(lp)); \ |
Wu, Bryan | 0851a28 | 2007-05-06 14:50:32 -0700 | [diff] [blame] | 127 | addr[4] = __v; addr[5] = __v >> 8; \ |
| 128 | if (*(u32 *)(&addr[0]) == 0xFFFFFFFF) { \ |
| 129 | random_ether_addr(addr); \ |
| 130 | } \ |
| 131 | } while (0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 132 | #elif defined(CONFIG_REDWOOD_5) || defined(CONFIG_REDWOOD_6) |
| 133 | |
| 134 | /* We can only do 16-bit reads and writes in the static memory space. */ |
| 135 | #define SMC_CAN_USE_8BIT 0 |
| 136 | #define SMC_CAN_USE_16BIT 1 |
| 137 | #define SMC_CAN_USE_32BIT 0 |
| 138 | #define SMC_NOWAIT 1 |
| 139 | |
| 140 | #define SMC_IO_SHIFT 0 |
| 141 | |
| 142 | #define SMC_inw(a, r) in_be16((volatile u16 *)((a) + (r))) |
| 143 | #define SMC_outw(v, a, r) out_be16((volatile u16 *)((a) + (r)), v) |
| 144 | #define SMC_insw(a, r, p, l) \ |
| 145 | do { \ |
| 146 | unsigned long __port = (a) + (r); \ |
| 147 | u16 *__p = (u16 *)(p); \ |
| 148 | int __l = (l); \ |
| 149 | insw(__port, __p, __l); \ |
| 150 | while (__l > 0) { \ |
| 151 | *__p = swab16(*__p); \ |
| 152 | __p++; \ |
| 153 | __l--; \ |
| 154 | } \ |
| 155 | } while (0) |
| 156 | #define SMC_outsw(a, r, p, l) \ |
| 157 | do { \ |
| 158 | unsigned long __port = (a) + (r); \ |
| 159 | u16 *__p = (u16 *)(p); \ |
| 160 | int __l = (l); \ |
| 161 | while (__l > 0) { \ |
| 162 | /* Believe it or not, the swab isn't needed. */ \ |
| 163 | outw( /* swab16 */ (*__p++), __port); \ |
| 164 | __l--; \ |
| 165 | } \ |
| 166 | } while (0) |
Russell King | 9ded96f | 2006-01-08 01:02:07 -0800 | [diff] [blame] | 167 | #define SMC_IRQ_FLAGS (0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 168 | |
| 169 | #elif defined(CONFIG_SA1100_PLEB) |
| 170 | /* We can only do 16-bit reads and writes in the static memory space. */ |
| 171 | #define SMC_CAN_USE_8BIT 1 |
| 172 | #define SMC_CAN_USE_16BIT 1 |
| 173 | #define SMC_CAN_USE_32BIT 0 |
| 174 | #define SMC_IO_SHIFT 0 |
| 175 | #define SMC_NOWAIT 1 |
| 176 | |
Russell King | 1cf99be | 2005-11-12 21:49:36 +0000 | [diff] [blame] | 177 | #define SMC_inb(a, r) readb((a) + (r)) |
| 178 | #define SMC_insb(a, r, p, l) readsb((a) + (r), p, (l)) |
| 179 | #define SMC_inw(a, r) readw((a) + (r)) |
| 180 | #define SMC_insw(a, r, p, l) readsw((a) + (r), p, l) |
| 181 | #define SMC_outb(v, a, r) writeb(v, (a) + (r)) |
| 182 | #define SMC_outsb(a, r, p, l) writesb((a) + (r), p, (l)) |
| 183 | #define SMC_outw(v, a, r) writew(v, (a) + (r)) |
| 184 | #define SMC_outsw(a, r, p, l) writesw((a) + (r), p, l) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 185 | |
Russell King | e7b3dc7 | 2008-01-14 22:30:10 +0000 | [diff] [blame] | 186 | #define SMC_IRQ_FLAGS (-1) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 187 | |
| 188 | #elif defined(CONFIG_SA1100_ASSABET) |
| 189 | |
Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 190 | #include <mach/neponset.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 191 | |
| 192 | /* We can only do 8-bit reads and writes in the static memory space. */ |
| 193 | #define SMC_CAN_USE_8BIT 1 |
| 194 | #define SMC_CAN_USE_16BIT 0 |
| 195 | #define SMC_CAN_USE_32BIT 0 |
| 196 | #define SMC_NOWAIT 1 |
| 197 | |
| 198 | /* The first two address lines aren't connected... */ |
| 199 | #define SMC_IO_SHIFT 2 |
| 200 | |
| 201 | #define SMC_inb(a, r) readb((a) + (r)) |
| 202 | #define SMC_outb(v, a, r) writeb(v, (a) + (r)) |
| 203 | #define SMC_insb(a, r, p, l) readsb((a) + (r), p, (l)) |
| 204 | #define SMC_outsb(a, r, p, l) writesb((a) + (r), p, (l)) |
Russell King | e7b3dc7 | 2008-01-14 22:30:10 +0000 | [diff] [blame] | 205 | #define SMC_IRQ_FLAGS (-1) /* from resource */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 206 | |
Lennert Buytenhek | b0348b9 | 2006-03-28 17:19:50 +0200 | [diff] [blame] | 207 | #elif defined(CONFIG_MACH_LOGICPD_PXA270) |
| 208 | |
| 209 | #define SMC_CAN_USE_8BIT 0 |
| 210 | #define SMC_CAN_USE_16BIT 1 |
| 211 | #define SMC_CAN_USE_32BIT 0 |
| 212 | #define SMC_IO_SHIFT 0 |
| 213 | #define SMC_NOWAIT 1 |
Lennert Buytenhek | b0348b9 | 2006-03-28 17:19:50 +0200 | [diff] [blame] | 214 | |
Lennert Buytenhek | b0348b9 | 2006-03-28 17:19:50 +0200 | [diff] [blame] | 215 | #define SMC_inw(a, r) readw((a) + (r)) |
Lennert Buytenhek | b0348b9 | 2006-03-28 17:19:50 +0200 | [diff] [blame] | 216 | #define SMC_outw(v, a, r) writew(v, (a) + (r)) |
Lennert Buytenhek | b0348b9 | 2006-03-28 17:19:50 +0200 | [diff] [blame] | 217 | #define SMC_insw(a, r, p, l) readsw((a) + (r), p, l) |
| 218 | #define SMC_outsw(a, r, p, l) writesw((a) + (r), p, l) |
| 219 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 220 | #elif defined(CONFIG_ARCH_INNOKOM) || \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 221 | defined(CONFIG_ARCH_PXA_IDP) || \ |
Robert Schwebel | 4f15a98 | 2008-01-08 08:50:02 +0100 | [diff] [blame] | 222 | defined(CONFIG_ARCH_RAMSES) || \ |
| 223 | defined(CONFIG_ARCH_PCM027) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 224 | |
| 225 | #define SMC_CAN_USE_8BIT 1 |
| 226 | #define SMC_CAN_USE_16BIT 1 |
| 227 | #define SMC_CAN_USE_32BIT 1 |
| 228 | #define SMC_IO_SHIFT 0 |
| 229 | #define SMC_NOWAIT 1 |
| 230 | #define SMC_USE_PXA_DMA 1 |
| 231 | |
| 232 | #define SMC_inb(a, r) readb((a) + (r)) |
| 233 | #define SMC_inw(a, r) readw((a) + (r)) |
| 234 | #define SMC_inl(a, r) readl((a) + (r)) |
| 235 | #define SMC_outb(v, a, r) writeb(v, (a) + (r)) |
| 236 | #define SMC_outl(v, a, r) writel(v, (a) + (r)) |
| 237 | #define SMC_insl(a, r, p, l) readsl((a) + (r), p, l) |
| 238 | #define SMC_outsl(a, r, p, l) writesl((a) + (r), p, l) |
Russell King | e7b3dc7 | 2008-01-14 22:30:10 +0000 | [diff] [blame] | 239 | #define SMC_IRQ_FLAGS (-1) /* from resource */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 240 | |
| 241 | /* We actually can't write halfwords properly if not word aligned */ |
| 242 | static inline void |
Nicolas Pitre | eb1d698 | 2005-05-12 20:19:09 -0400 | [diff] [blame] | 243 | SMC_outw(u16 val, void __iomem *ioaddr, int reg) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 244 | { |
| 245 | if (reg & 2) { |
| 246 | unsigned int v = val << 16; |
| 247 | v |= readl(ioaddr + (reg & ~2)) & 0xffff; |
| 248 | writel(v, ioaddr + (reg & ~2)); |
| 249 | } else { |
| 250 | writew(val, ioaddr + reg); |
| 251 | } |
| 252 | } |
| 253 | |
| 254 | #elif defined(CONFIG_ARCH_OMAP) |
| 255 | |
| 256 | /* We can only do 16-bit reads and writes in the static memory space. */ |
| 257 | #define SMC_CAN_USE_8BIT 0 |
| 258 | #define SMC_CAN_USE_16BIT 1 |
| 259 | #define SMC_CAN_USE_32BIT 0 |
| 260 | #define SMC_IO_SHIFT 0 |
| 261 | #define SMC_NOWAIT 1 |
| 262 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 263 | #define SMC_inw(a, r) readw((a) + (r)) |
| 264 | #define SMC_outw(v, a, r) writew(v, (a) + (r)) |
| 265 | #define SMC_insw(a, r, p, l) readsw((a) + (r), p, l) |
| 266 | #define SMC_outsw(a, r, p, l) writesw((a) + (r), p, l) |
Russell King | e7b3dc7 | 2008-01-14 22:30:10 +0000 | [diff] [blame] | 267 | #define SMC_IRQ_FLAGS (-1) /* from resource */ |
David Brownell | 5f13e7e | 2005-05-16 08:53:52 -0700 | [diff] [blame] | 268 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 269 | #elif defined(CONFIG_SH_SH4202_MICRODEV) |
| 270 | |
| 271 | #define SMC_CAN_USE_8BIT 0 |
| 272 | #define SMC_CAN_USE_16BIT 1 |
| 273 | #define SMC_CAN_USE_32BIT 0 |
| 274 | |
| 275 | #define SMC_inb(a, r) inb((a) + (r) - 0xa0000000) |
| 276 | #define SMC_inw(a, r) inw((a) + (r) - 0xa0000000) |
| 277 | #define SMC_inl(a, r) inl((a) + (r) - 0xa0000000) |
| 278 | #define SMC_outb(v, a, r) outb(v, (a) + (r) - 0xa0000000) |
| 279 | #define SMC_outw(v, a, r) outw(v, (a) + (r) - 0xa0000000) |
| 280 | #define SMC_outl(v, a, r) outl(v, (a) + (r) - 0xa0000000) |
| 281 | #define SMC_insl(a, r, p, l) insl((a) + (r) - 0xa0000000, p, l) |
| 282 | #define SMC_outsl(a, r, p, l) outsl((a) + (r) - 0xa0000000, p, l) |
| 283 | #define SMC_insw(a, r, p, l) insw((a) + (r) - 0xa0000000, p, l) |
| 284 | #define SMC_outsw(a, r, p, l) outsw((a) + (r) - 0xa0000000, p, l) |
| 285 | |
Russell King | 9ded96f | 2006-01-08 01:02:07 -0800 | [diff] [blame] | 286 | #define SMC_IRQ_FLAGS (0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 287 | |
| 288 | #elif defined(CONFIG_ISA) |
| 289 | |
| 290 | #define SMC_CAN_USE_8BIT 1 |
| 291 | #define SMC_CAN_USE_16BIT 1 |
| 292 | #define SMC_CAN_USE_32BIT 0 |
| 293 | |
| 294 | #define SMC_inb(a, r) inb((a) + (r)) |
| 295 | #define SMC_inw(a, r) inw((a) + (r)) |
| 296 | #define SMC_outb(v, a, r) outb(v, (a) + (r)) |
| 297 | #define SMC_outw(v, a, r) outw(v, (a) + (r)) |
| 298 | #define SMC_insw(a, r, p, l) insw((a) + (r), p, l) |
| 299 | #define SMC_outsw(a, r, p, l) outsw((a) + (r), p, l) |
| 300 | |
| 301 | #elif defined(CONFIG_M32R) |
| 302 | |
| 303 | #define SMC_CAN_USE_8BIT 0 |
| 304 | #define SMC_CAN_USE_16BIT 1 |
| 305 | #define SMC_CAN_USE_32BIT 0 |
| 306 | |
Mariusz Kozlowski | 59dc76a | 2006-12-04 15:04:56 -0800 | [diff] [blame] | 307 | #define SMC_inb(a, r) inb(((u32)a) + (r)) |
Hirokazu Takata | f3ac9fb | 2005-10-30 15:00:06 -0800 | [diff] [blame] | 308 | #define SMC_inw(a, r) inw(((u32)a) + (r)) |
| 309 | #define SMC_outb(v, a, r) outb(v, ((u32)a) + (r)) |
| 310 | #define SMC_outw(v, a, r) outw(v, ((u32)a) + (r)) |
| 311 | #define SMC_insw(a, r, p, l) insw(((u32)a) + (r), p, l) |
| 312 | #define SMC_outsw(a, r, p, l) outsw(((u32)a) + (r), p, l) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 313 | |
Russell King | 9ded96f | 2006-01-08 01:02:07 -0800 | [diff] [blame] | 314 | #define SMC_IRQ_FLAGS (0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 315 | |
| 316 | #define RPC_LSA_DEFAULT RPC_LED_TX_RX |
| 317 | #define RPC_LSB_DEFAULT RPC_LED_100_10 |
| 318 | |
Marc Singer | d4adcff | 2006-05-16 11:41:40 +0100 | [diff] [blame] | 319 | #elif defined(CONFIG_MACH_LPD79520) \ |
| 320 | || defined(CONFIG_MACH_LPD7A400) \ |
| 321 | || defined(CONFIG_MACH_LPD7A404) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 322 | |
Marc Singer | d4adcff | 2006-05-16 11:41:40 +0100 | [diff] [blame] | 323 | /* The LPD7X_IOBARRIER is necessary to overcome a mismatch between the |
| 324 | * way that the CPU handles chip selects and the way that the SMC chip |
| 325 | * expects the chip select to operate. Refer to |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 326 | * Documentation/arm/Sharp-LH/IOBarrier for details. The read from |
Marc Singer | d4adcff | 2006-05-16 11:41:40 +0100 | [diff] [blame] | 327 | * IOBARRIER is a byte, in order that we read the least-common |
| 328 | * denominator. It would be wasteful to read 32 bits from an 8-bit |
| 329 | * accessible region. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 330 | * |
| 331 | * There is no explicit protection against interrupts intervening |
| 332 | * between the writew and the IOBARRIER. In SMC ISR there is a |
| 333 | * preamble that performs an IOBARRIER in the extremely unlikely event |
| 334 | * that the driver interrupts itself between a writew to the chip an |
| 335 | * the IOBARRIER that follows *and* the cache is large enough that the |
| 336 | * first off-chip access while handing the interrupt is to the SMC |
| 337 | * chip. Other devices in the same address space as the SMC chip must |
| 338 | * be aware of the potential for trouble and perform a similar |
| 339 | * IOBARRIER on entry to their ISR. |
| 340 | */ |
| 341 | |
Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 342 | #include <mach/constants.h> /* IOBARRIER_VIRT */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 343 | |
| 344 | #define SMC_CAN_USE_8BIT 0 |
| 345 | #define SMC_CAN_USE_16BIT 1 |
| 346 | #define SMC_CAN_USE_32BIT 0 |
| 347 | #define SMC_NOWAIT 0 |
Marc Singer | d4adcff | 2006-05-16 11:41:40 +0100 | [diff] [blame] | 348 | #define LPD7X_IOBARRIER readb (IOBARRIER_VIRT) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 349 | |
Marc Singer | d4adcff | 2006-05-16 11:41:40 +0100 | [diff] [blame] | 350 | #define SMC_inw(a,r)\ |
| 351 | ({ unsigned short v = readw ((void*) ((a) + (r))); LPD7X_IOBARRIER; v; }) |
| 352 | #define SMC_outw(v,a,r) ({ writew ((v), (a) + (r)); LPD7X_IOBARRIER; }) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 353 | |
Marc Singer | d4adcff | 2006-05-16 11:41:40 +0100 | [diff] [blame] | 354 | #define SMC_insw LPD7_SMC_insw |
| 355 | static inline void LPD7_SMC_insw (unsigned char* a, int r, |
| 356 | unsigned char* p, int l) |
| 357 | { |
| 358 | unsigned short* ps = (unsigned short*) p; |
| 359 | while (l-- > 0) { |
| 360 | *ps++ = readw (a + r); |
| 361 | LPD7X_IOBARRIER; |
| 362 | } |
| 363 | } |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 364 | |
Marc Singer | d4adcff | 2006-05-16 11:41:40 +0100 | [diff] [blame] | 365 | #define SMC_outsw LPD7_SMC_outsw |
| 366 | static inline void LPD7_SMC_outsw (unsigned char* a, int r, |
| 367 | unsigned char* p, int l) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 368 | { |
| 369 | unsigned short* ps = (unsigned short*) p; |
| 370 | while (l-- > 0) { |
| 371 | writew (*ps++, a + r); |
Marc Singer | d4adcff | 2006-05-16 11:41:40 +0100 | [diff] [blame] | 372 | LPD7X_IOBARRIER; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 373 | } |
| 374 | } |
| 375 | |
Marc Singer | d4adcff | 2006-05-16 11:41:40 +0100 | [diff] [blame] | 376 | #define SMC_INTERRUPT_PREAMBLE LPD7X_IOBARRIER |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 377 | |
| 378 | #define RPC_LSA_DEFAULT RPC_LED_TX_RX |
| 379 | #define RPC_LSB_DEFAULT RPC_LED_100_10 |
| 380 | |
Pete Popov | 5579345 | 2005-11-09 22:46:05 -0500 | [diff] [blame] | 381 | #elif defined(CONFIG_SOC_AU1X00) |
| 382 | |
| 383 | #include <au1xxx.h> |
| 384 | |
| 385 | /* We can only do 16-bit reads and writes in the static memory space. */ |
| 386 | #define SMC_CAN_USE_8BIT 0 |
| 387 | #define SMC_CAN_USE_16BIT 1 |
| 388 | #define SMC_CAN_USE_32BIT 0 |
| 389 | #define SMC_IO_SHIFT 0 |
| 390 | #define SMC_NOWAIT 1 |
| 391 | |
| 392 | #define SMC_inw(a, r) au_readw((unsigned long)((a) + (r))) |
| 393 | #define SMC_insw(a, r, p, l) \ |
| 394 | do { \ |
| 395 | unsigned long _a = (unsigned long)((a) + (r)); \ |
| 396 | int _l = (l); \ |
| 397 | u16 *_p = (u16 *)(p); \ |
| 398 | while (_l-- > 0) \ |
| 399 | *_p++ = au_readw(_a); \ |
| 400 | } while(0) |
| 401 | #define SMC_outw(v, a, r) au_writew(v, (unsigned long)((a) + (r))) |
| 402 | #define SMC_outsw(a, r, p, l) \ |
| 403 | do { \ |
| 404 | unsigned long _a = (unsigned long)((a) + (r)); \ |
| 405 | int _l = (l); \ |
| 406 | const u16 *_p = (const u16 *)(p); \ |
| 407 | while (_l-- > 0) \ |
| 408 | au_writew(*_p++ , _a); \ |
| 409 | } while(0) |
| 410 | |
Russell King | 9ded96f | 2006-01-08 01:02:07 -0800 | [diff] [blame] | 411 | #define SMC_IRQ_FLAGS (0) |
Pete Popov | 5579345 | 2005-11-09 22:46:05 -0500 | [diff] [blame] | 412 | |
Deepak Saxena | 8431adf | 2006-07-11 23:02:48 -0700 | [diff] [blame] | 413 | #elif defined(CONFIG_ARCH_VERSATILE) |
| 414 | |
| 415 | #define SMC_CAN_USE_8BIT 1 |
| 416 | #define SMC_CAN_USE_16BIT 1 |
| 417 | #define SMC_CAN_USE_32BIT 1 |
| 418 | #define SMC_NOWAIT 1 |
| 419 | |
| 420 | #define SMC_inb(a, r) readb((a) + (r)) |
| 421 | #define SMC_inw(a, r) readw((a) + (r)) |
| 422 | #define SMC_inl(a, r) readl((a) + (r)) |
| 423 | #define SMC_outb(v, a, r) writeb(v, (a) + (r)) |
| 424 | #define SMC_outw(v, a, r) writew(v, (a) + (r)) |
| 425 | #define SMC_outl(v, a, r) writel(v, (a) + (r)) |
| 426 | #define SMC_insl(a, r, p, l) readsl((a) + (r), p, l) |
| 427 | #define SMC_outsl(a, r, p, l) writesl((a) + (r), p, l) |
Russell King | e7b3dc7 | 2008-01-14 22:30:10 +0000 | [diff] [blame] | 428 | #define SMC_IRQ_FLAGS (-1) /* from resource */ |
Deepak Saxena | 8431adf | 2006-07-11 23:02:48 -0700 | [diff] [blame] | 429 | |
David Howells | b920de1 | 2008-02-08 04:19:31 -0800 | [diff] [blame] | 430 | #elif defined(CONFIG_MN10300) |
| 431 | |
| 432 | /* |
| 433 | * MN10300/AM33 configuration |
| 434 | */ |
| 435 | |
| 436 | #include <asm/unit/smc91111.h> |
| 437 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 438 | #else |
| 439 | |
David Howells | b920de1 | 2008-02-08 04:19:31 -0800 | [diff] [blame] | 440 | /* |
| 441 | * Default configuration |
| 442 | */ |
| 443 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 444 | #define SMC_CAN_USE_8BIT 1 |
| 445 | #define SMC_CAN_USE_16BIT 1 |
| 446 | #define SMC_CAN_USE_32BIT 1 |
| 447 | #define SMC_NOWAIT 1 |
| 448 | |
| 449 | #define SMC_inb(a, r) readb((a) + (r)) |
| 450 | #define SMC_inw(a, r) readw((a) + (r)) |
| 451 | #define SMC_inl(a, r) readl((a) + (r)) |
| 452 | #define SMC_outb(v, a, r) writeb(v, (a) + (r)) |
| 453 | #define SMC_outw(v, a, r) writew(v, (a) + (r)) |
| 454 | #define SMC_outl(v, a, r) writel(v, (a) + (r)) |
Magnus Damm | 8a214c1 | 2008-02-22 19:55:24 +0900 | [diff] [blame] | 455 | #define SMC_insw(a, r, p, l) readsw((a) + (r), p, l) |
| 456 | #define SMC_outsw(a, r, p, l) writesw((a) + (r), p, l) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 457 | #define SMC_insl(a, r, p, l) readsl((a) + (r), p, l) |
| 458 | #define SMC_outsl(a, r, p, l) writesl((a) + (r), p, l) |
| 459 | |
| 460 | #define RPC_LSA_DEFAULT RPC_LED_100_10 |
| 461 | #define RPC_LSB_DEFAULT RPC_LED_TX_RX |
| 462 | |
| 463 | #endif |
| 464 | |
Russell King | 073ac8f | 2007-09-01 21:27:18 +0100 | [diff] [blame] | 465 | |
| 466 | /* store this information for the driver.. */ |
| 467 | struct smc_local { |
| 468 | /* |
| 469 | * If I have to wait until memory is available to send a |
| 470 | * packet, I will store the skbuff here, until I get the |
| 471 | * desired memory. Then, I'll send it out and free it. |
| 472 | */ |
| 473 | struct sk_buff *pending_tx_skb; |
| 474 | struct tasklet_struct tx_task; |
| 475 | |
| 476 | /* version/revision of the SMC91x chip */ |
| 477 | int version; |
| 478 | |
| 479 | /* Contains the current active transmission mode */ |
| 480 | int tcr_cur_mode; |
| 481 | |
| 482 | /* Contains the current active receive mode */ |
| 483 | int rcr_cur_mode; |
| 484 | |
| 485 | /* Contains the current active receive/phy mode */ |
| 486 | int rpc_cur_mode; |
| 487 | int ctl_rfduplx; |
| 488 | int ctl_rspeed; |
| 489 | |
| 490 | u32 msg_enable; |
| 491 | u32 phy_type; |
| 492 | struct mii_if_info mii; |
| 493 | |
| 494 | /* work queue */ |
| 495 | struct work_struct phy_configure; |
| 496 | struct net_device *dev; |
| 497 | int work_pending; |
| 498 | |
| 499 | spinlock_t lock; |
| 500 | |
Eric Miao | 52256c0 | 2008-06-24 15:36:05 +0800 | [diff] [blame] | 501 | #ifdef CONFIG_ARCH_PXA |
Russell King | 073ac8f | 2007-09-01 21:27:18 +0100 | [diff] [blame] | 502 | /* DMA needs the physical address of the chip */ |
| 503 | u_long physaddr; |
| 504 | struct device *device; |
| 505 | #endif |
| 506 | void __iomem *base; |
| 507 | void __iomem *datacs; |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 508 | |
Eric Miao | 1591988 | 2008-06-24 13:38:50 +0800 | [diff] [blame] | 509 | /* the low address lines on some platforms aren't connected... */ |
| 510 | int io_shift; |
| 511 | |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 512 | struct smc91x_platdata cfg; |
Russell King | 073ac8f | 2007-09-01 21:27:18 +0100 | [diff] [blame] | 513 | }; |
| 514 | |
Eric Miao | fa6d3be | 2008-06-19 17:19:57 +0800 | [diff] [blame] | 515 | #define SMC_8BIT(p) ((p)->cfg.flags & SMC91X_USE_8BIT) |
| 516 | #define SMC_16BIT(p) ((p)->cfg.flags & SMC91X_USE_16BIT) |
| 517 | #define SMC_32BIT(p) ((p)->cfg.flags & SMC91X_USE_32BIT) |
Russell King | 073ac8f | 2007-09-01 21:27:18 +0100 | [diff] [blame] | 518 | |
Eric Miao | 52256c0 | 2008-06-24 15:36:05 +0800 | [diff] [blame] | 519 | #ifdef CONFIG_ARCH_PXA |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 520 | /* |
| 521 | * Let's use the DMA engine on the XScale PXA2xx for RX packets. This is |
| 522 | * always happening in irq context so no need to worry about races. TX is |
| 523 | * different and probably not worth it for that reason, and not as critical |
| 524 | * as RX which can overrun memory and lose packets. |
| 525 | */ |
| 526 | #include <linux/dma-mapping.h> |
| 527 | #include <asm/dma.h> |
Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 528 | #include <mach/pxa-regs.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 529 | |
| 530 | #ifdef SMC_insl |
| 531 | #undef SMC_insl |
| 532 | #define SMC_insl(a, r, p, l) \ |
Russell King | 073ac8f | 2007-09-01 21:27:18 +0100 | [diff] [blame] | 533 | smc_pxa_dma_insl(a, lp, r, dev->dma, p, l) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 534 | static inline void |
Russell King | 073ac8f | 2007-09-01 21:27:18 +0100 | [diff] [blame] | 535 | smc_pxa_dma_insl(void __iomem *ioaddr, struct smc_local *lp, int reg, int dma, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 536 | u_char *buf, int len) |
| 537 | { |
Russell King | 073ac8f | 2007-09-01 21:27:18 +0100 | [diff] [blame] | 538 | u_long physaddr = lp->physaddr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 539 | dma_addr_t dmabuf; |
| 540 | |
| 541 | /* fallback if no DMA available */ |
| 542 | if (dma == (unsigned char)-1) { |
| 543 | readsl(ioaddr + reg, buf, len); |
| 544 | return; |
| 545 | } |
| 546 | |
| 547 | /* 64 bit alignment is required for memory to memory DMA */ |
| 548 | if ((long)buf & 4) { |
| 549 | *((u32 *)buf) = SMC_inl(ioaddr, reg); |
| 550 | buf += 4; |
| 551 | len--; |
| 552 | } |
| 553 | |
| 554 | len *= 4; |
Russell King | 073ac8f | 2007-09-01 21:27:18 +0100 | [diff] [blame] | 555 | dmabuf = dma_map_single(lp->device, buf, len, DMA_FROM_DEVICE); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 556 | DCSR(dma) = DCSR_NODESC; |
| 557 | DTADR(dma) = dmabuf; |
| 558 | DSADR(dma) = physaddr + reg; |
| 559 | DCMD(dma) = (DCMD_INCTRGADDR | DCMD_BURST32 | |
| 560 | DCMD_WIDTH4 | (DCMD_LENGTH & len)); |
| 561 | DCSR(dma) = DCSR_NODESC | DCSR_RUN; |
| 562 | while (!(DCSR(dma) & DCSR_STOPSTATE)) |
| 563 | cpu_relax(); |
| 564 | DCSR(dma) = 0; |
Russell King | 073ac8f | 2007-09-01 21:27:18 +0100 | [diff] [blame] | 565 | dma_unmap_single(lp->device, dmabuf, len, DMA_FROM_DEVICE); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 566 | } |
| 567 | #endif |
| 568 | |
| 569 | #ifdef SMC_insw |
| 570 | #undef SMC_insw |
| 571 | #define SMC_insw(a, r, p, l) \ |
Russell King | 073ac8f | 2007-09-01 21:27:18 +0100 | [diff] [blame] | 572 | smc_pxa_dma_insw(a, lp, r, dev->dma, p, l) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 573 | static inline void |
Russell King | 073ac8f | 2007-09-01 21:27:18 +0100 | [diff] [blame] | 574 | smc_pxa_dma_insw(void __iomem *ioaddr, struct smc_local *lp, int reg, int dma, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 575 | u_char *buf, int len) |
| 576 | { |
Russell King | 073ac8f | 2007-09-01 21:27:18 +0100 | [diff] [blame] | 577 | u_long physaddr = lp->physaddr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 578 | dma_addr_t dmabuf; |
| 579 | |
| 580 | /* fallback if no DMA available */ |
| 581 | if (dma == (unsigned char)-1) { |
| 582 | readsw(ioaddr + reg, buf, len); |
| 583 | return; |
| 584 | } |
| 585 | |
| 586 | /* 64 bit alignment is required for memory to memory DMA */ |
| 587 | while ((long)buf & 6) { |
| 588 | *((u16 *)buf) = SMC_inw(ioaddr, reg); |
| 589 | buf += 2; |
| 590 | len--; |
| 591 | } |
| 592 | |
| 593 | len *= 2; |
Russell King | 073ac8f | 2007-09-01 21:27:18 +0100 | [diff] [blame] | 594 | dmabuf = dma_map_single(lp->device, buf, len, DMA_FROM_DEVICE); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 595 | DCSR(dma) = DCSR_NODESC; |
| 596 | DTADR(dma) = dmabuf; |
| 597 | DSADR(dma) = physaddr + reg; |
| 598 | DCMD(dma) = (DCMD_INCTRGADDR | DCMD_BURST32 | |
| 599 | DCMD_WIDTH2 | (DCMD_LENGTH & len)); |
| 600 | DCSR(dma) = DCSR_NODESC | DCSR_RUN; |
| 601 | while (!(DCSR(dma) & DCSR_STOPSTATE)) |
| 602 | cpu_relax(); |
| 603 | DCSR(dma) = 0; |
Russell King | 073ac8f | 2007-09-01 21:27:18 +0100 | [diff] [blame] | 604 | dma_unmap_single(lp->device, dmabuf, len, DMA_FROM_DEVICE); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 605 | } |
| 606 | #endif |
| 607 | |
| 608 | static void |
David Howells | 7d12e78 | 2006-10-05 14:55:46 +0100 | [diff] [blame] | 609 | smc_pxa_dma_irq(int dma, void *dummy) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 610 | { |
| 611 | DCSR(dma) = 0; |
| 612 | } |
Eric Miao | 52256c0 | 2008-06-24 15:36:05 +0800 | [diff] [blame] | 613 | #endif /* CONFIG_ARCH_PXA */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 614 | |
| 615 | |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 616 | /* |
| 617 | * Everything a particular hardware setup needs should have been defined |
| 618 | * at this point. Add stubs for the undefined cases, mainly to avoid |
| 619 | * compilation warnings since they'll be optimized away, or to prevent buggy |
| 620 | * use of them. |
| 621 | */ |
| 622 | |
| 623 | #if ! SMC_CAN_USE_32BIT |
| 624 | #define SMC_inl(ioaddr, reg) ({ BUG(); 0; }) |
| 625 | #define SMC_outl(x, ioaddr, reg) BUG() |
| 626 | #define SMC_insl(a, r, p, l) BUG() |
| 627 | #define SMC_outsl(a, r, p, l) BUG() |
| 628 | #endif |
| 629 | |
| 630 | #if !defined(SMC_insl) || !defined(SMC_outsl) |
| 631 | #define SMC_insl(a, r, p, l) BUG() |
| 632 | #define SMC_outsl(a, r, p, l) BUG() |
| 633 | #endif |
| 634 | |
| 635 | #if ! SMC_CAN_USE_16BIT |
| 636 | |
| 637 | /* |
| 638 | * Any 16-bit access is performed with two 8-bit accesses if the hardware |
| 639 | * can't do it directly. Most registers are 16-bit so those are mandatory. |
| 640 | */ |
| 641 | #define SMC_outw(x, ioaddr, reg) \ |
| 642 | do { \ |
| 643 | unsigned int __val16 = (x); \ |
| 644 | SMC_outb( __val16, ioaddr, reg ); \ |
| 645 | SMC_outb( __val16 >> 8, ioaddr, reg + (1 << SMC_IO_SHIFT));\ |
| 646 | } while (0) |
| 647 | #define SMC_inw(ioaddr, reg) \ |
| 648 | ({ \ |
| 649 | unsigned int __val16; \ |
| 650 | __val16 = SMC_inb( ioaddr, reg ); \ |
| 651 | __val16 |= SMC_inb( ioaddr, reg + (1 << SMC_IO_SHIFT)) << 8; \ |
| 652 | __val16; \ |
| 653 | }) |
| 654 | |
| 655 | #define SMC_insw(a, r, p, l) BUG() |
| 656 | #define SMC_outsw(a, r, p, l) BUG() |
| 657 | |
| 658 | #endif |
| 659 | |
| 660 | #if !defined(SMC_insw) || !defined(SMC_outsw) |
| 661 | #define SMC_insw(a, r, p, l) BUG() |
| 662 | #define SMC_outsw(a, r, p, l) BUG() |
| 663 | #endif |
| 664 | |
| 665 | #if ! SMC_CAN_USE_8BIT |
| 666 | #define SMC_inb(ioaddr, reg) ({ BUG(); 0; }) |
| 667 | #define SMC_outb(x, ioaddr, reg) BUG() |
| 668 | #define SMC_insb(a, r, p, l) BUG() |
| 669 | #define SMC_outsb(a, r, p, l) BUG() |
| 670 | #endif |
| 671 | |
| 672 | #if !defined(SMC_insb) || !defined(SMC_outsb) |
| 673 | #define SMC_insb(a, r, p, l) BUG() |
| 674 | #define SMC_outsb(a, r, p, l) BUG() |
| 675 | #endif |
| 676 | |
| 677 | #ifndef SMC_CAN_USE_DATACS |
| 678 | #define SMC_CAN_USE_DATACS 0 |
| 679 | #endif |
| 680 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 681 | #ifndef SMC_IO_SHIFT |
| 682 | #define SMC_IO_SHIFT 0 |
| 683 | #endif |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 684 | |
| 685 | #ifndef SMC_IRQ_FLAGS |
Thomas Gleixner | 1fb9df5 | 2006-07-01 19:29:39 -0700 | [diff] [blame] | 686 | #define SMC_IRQ_FLAGS IRQF_TRIGGER_RISING |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 687 | #endif |
| 688 | |
| 689 | #ifndef SMC_INTERRUPT_PREAMBLE |
| 690 | #define SMC_INTERRUPT_PREAMBLE |
| 691 | #endif |
| 692 | |
| 693 | |
| 694 | /* Because of bank switching, the LAN91x uses only 16 I/O ports */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 695 | #define SMC_IO_EXTENT (16 << SMC_IO_SHIFT) |
| 696 | #define SMC_DATA_EXTENT (4) |
| 697 | |
| 698 | /* |
| 699 | . Bank Select Register: |
| 700 | . |
| 701 | . yyyy yyyy 0000 00xx |
| 702 | . xx = bank number |
| 703 | . yyyy yyyy = 0x33, for identification purposes. |
| 704 | */ |
| 705 | #define BANK_SELECT (14 << SMC_IO_SHIFT) |
| 706 | |
| 707 | |
| 708 | // Transmit Control Register |
| 709 | /* BANK 0 */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 710 | #define TCR_REG(lp) SMC_REG(lp, 0x0000, 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 711 | #define TCR_ENABLE 0x0001 // When 1 we can transmit |
| 712 | #define TCR_LOOP 0x0002 // Controls output pin LBK |
| 713 | #define TCR_FORCOL 0x0004 // When 1 will force a collision |
| 714 | #define TCR_PAD_EN 0x0080 // When 1 will pad tx frames < 64 bytes w/0 |
| 715 | #define TCR_NOCRC 0x0100 // When 1 will not append CRC to tx frames |
| 716 | #define TCR_MON_CSN 0x0400 // When 1 tx monitors carrier |
| 717 | #define TCR_FDUPLX 0x0800 // When 1 enables full duplex operation |
| 718 | #define TCR_STP_SQET 0x1000 // When 1 stops tx if Signal Quality Error |
| 719 | #define TCR_EPH_LOOP 0x2000 // When 1 enables EPH block loopback |
| 720 | #define TCR_SWFDUP 0x8000 // When 1 enables Switched Full Duplex mode |
| 721 | |
| 722 | #define TCR_CLEAR 0 /* do NOTHING */ |
| 723 | /* the default settings for the TCR register : */ |
| 724 | #define TCR_DEFAULT (TCR_ENABLE | TCR_PAD_EN) |
| 725 | |
| 726 | |
| 727 | // EPH Status Register |
| 728 | /* BANK 0 */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 729 | #define EPH_STATUS_REG(lp) SMC_REG(lp, 0x0002, 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 730 | #define ES_TX_SUC 0x0001 // Last TX was successful |
| 731 | #define ES_SNGL_COL 0x0002 // Single collision detected for last tx |
| 732 | #define ES_MUL_COL 0x0004 // Multiple collisions detected for last tx |
| 733 | #define ES_LTX_MULT 0x0008 // Last tx was a multicast |
| 734 | #define ES_16COL 0x0010 // 16 Collisions Reached |
| 735 | #define ES_SQET 0x0020 // Signal Quality Error Test |
| 736 | #define ES_LTXBRD 0x0040 // Last tx was a broadcast |
| 737 | #define ES_TXDEFR 0x0080 // Transmit Deferred |
| 738 | #define ES_LATCOL 0x0200 // Late collision detected on last tx |
| 739 | #define ES_LOSTCARR 0x0400 // Lost Carrier Sense |
| 740 | #define ES_EXC_DEF 0x0800 // Excessive Deferral |
| 741 | #define ES_CTR_ROL 0x1000 // Counter Roll Over indication |
| 742 | #define ES_LINK_OK 0x4000 // Driven by inverted value of nLNK pin |
| 743 | #define ES_TXUNRN 0x8000 // Tx Underrun |
| 744 | |
| 745 | |
| 746 | // Receive Control Register |
| 747 | /* BANK 0 */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 748 | #define RCR_REG(lp) SMC_REG(lp, 0x0004, 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 749 | #define RCR_RX_ABORT 0x0001 // Set if a rx frame was aborted |
| 750 | #define RCR_PRMS 0x0002 // Enable promiscuous mode |
| 751 | #define RCR_ALMUL 0x0004 // When set accepts all multicast frames |
| 752 | #define RCR_RXEN 0x0100 // IFF this is set, we can receive packets |
| 753 | #define RCR_STRIP_CRC 0x0200 // When set strips CRC from rx packets |
| 754 | #define RCR_ABORT_ENB 0x0200 // When set will abort rx on collision |
| 755 | #define RCR_FILT_CAR 0x0400 // When set filters leading 12 bit s of carrier |
| 756 | #define RCR_SOFTRST 0x8000 // resets the chip |
| 757 | |
| 758 | /* the normal settings for the RCR register : */ |
| 759 | #define RCR_DEFAULT (RCR_STRIP_CRC | RCR_RXEN) |
| 760 | #define RCR_CLEAR 0x0 // set it to a base state |
| 761 | |
| 762 | |
| 763 | // Counter Register |
| 764 | /* BANK 0 */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 765 | #define COUNTER_REG(lp) SMC_REG(lp, 0x0006, 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 766 | |
| 767 | |
| 768 | // Memory Information Register |
| 769 | /* BANK 0 */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 770 | #define MIR_REG(lp) SMC_REG(lp, 0x0008, 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 771 | |
| 772 | |
| 773 | // Receive/Phy Control Register |
| 774 | /* BANK 0 */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 775 | #define RPC_REG(lp) SMC_REG(lp, 0x000A, 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 776 | #define RPC_SPEED 0x2000 // When 1 PHY is in 100Mbps mode. |
| 777 | #define RPC_DPLX 0x1000 // When 1 PHY is in Full-Duplex Mode |
| 778 | #define RPC_ANEG 0x0800 // When 1 PHY is in Auto-Negotiate Mode |
| 779 | #define RPC_LSXA_SHFT 5 // Bits to shift LS2A,LS1A,LS0A to lsb |
| 780 | #define RPC_LSXB_SHFT 2 // Bits to get LS2B,LS1B,LS0B to lsb |
| 781 | #define RPC_LED_100_10 (0x00) // LED = 100Mbps OR's with 10Mbps link detect |
| 782 | #define RPC_LED_RES (0x01) // LED = Reserved |
| 783 | #define RPC_LED_10 (0x02) // LED = 10Mbps link detect |
| 784 | #define RPC_LED_FD (0x03) // LED = Full Duplex Mode |
| 785 | #define RPC_LED_TX_RX (0x04) // LED = TX or RX packet occurred |
| 786 | #define RPC_LED_100 (0x05) // LED = 100Mbps link dectect |
| 787 | #define RPC_LED_TX (0x06) // LED = TX packet occurred |
| 788 | #define RPC_LED_RX (0x07) // LED = RX packet occurred |
| 789 | |
| 790 | #ifndef RPC_LSA_DEFAULT |
| 791 | #define RPC_LSA_DEFAULT RPC_LED_100 |
| 792 | #endif |
| 793 | #ifndef RPC_LSB_DEFAULT |
| 794 | #define RPC_LSB_DEFAULT RPC_LED_FD |
| 795 | #endif |
| 796 | |
| 797 | #define RPC_DEFAULT (RPC_ANEG | (RPC_LSA_DEFAULT << RPC_LSXA_SHFT) | (RPC_LSB_DEFAULT << RPC_LSXB_SHFT) | RPC_SPEED | RPC_DPLX) |
| 798 | |
| 799 | |
| 800 | /* Bank 0 0x0C is reserved */ |
| 801 | |
| 802 | // Bank Select Register |
| 803 | /* All Banks */ |
| 804 | #define BSR_REG 0x000E |
| 805 | |
| 806 | |
| 807 | // Configuration Reg |
| 808 | /* BANK 1 */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 809 | #define CONFIG_REG(lp) SMC_REG(lp, 0x0000, 1) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 810 | #define CONFIG_EXT_PHY 0x0200 // 1=external MII, 0=internal Phy |
| 811 | #define CONFIG_GPCNTRL 0x0400 // Inverse value drives pin nCNTRL |
| 812 | #define CONFIG_NO_WAIT 0x1000 // When 1 no extra wait states on ISA bus |
| 813 | #define CONFIG_EPH_POWER_EN 0x8000 // When 0 EPH is placed into low power mode. |
| 814 | |
| 815 | // Default is powered-up, Internal Phy, Wait States, and pin nCNTRL=low |
| 816 | #define CONFIG_DEFAULT (CONFIG_EPH_POWER_EN) |
| 817 | |
| 818 | |
| 819 | // Base Address Register |
| 820 | /* BANK 1 */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 821 | #define BASE_REG(lp) SMC_REG(lp, 0x0002, 1) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 822 | |
| 823 | |
| 824 | // Individual Address Registers |
| 825 | /* BANK 1 */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 826 | #define ADDR0_REG(lp) SMC_REG(lp, 0x0004, 1) |
| 827 | #define ADDR1_REG(lp) SMC_REG(lp, 0x0006, 1) |
| 828 | #define ADDR2_REG(lp) SMC_REG(lp, 0x0008, 1) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 829 | |
| 830 | |
| 831 | // General Purpose Register |
| 832 | /* BANK 1 */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 833 | #define GP_REG(lp) SMC_REG(lp, 0x000A, 1) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 834 | |
| 835 | |
| 836 | // Control Register |
| 837 | /* BANK 1 */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 838 | #define CTL_REG(lp) SMC_REG(lp, 0x000C, 1) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 839 | #define CTL_RCV_BAD 0x4000 // When 1 bad CRC packets are received |
| 840 | #define CTL_AUTO_RELEASE 0x0800 // When 1 tx pages are released automatically |
| 841 | #define CTL_LE_ENABLE 0x0080 // When 1 enables Link Error interrupt |
| 842 | #define CTL_CR_ENABLE 0x0040 // When 1 enables Counter Rollover interrupt |
| 843 | #define CTL_TE_ENABLE 0x0020 // When 1 enables Transmit Error interrupt |
| 844 | #define CTL_EEPROM_SELECT 0x0004 // Controls EEPROM reload & store |
| 845 | #define CTL_RELOAD 0x0002 // When set reads EEPROM into registers |
| 846 | #define CTL_STORE 0x0001 // When set stores registers into EEPROM |
| 847 | |
| 848 | |
| 849 | // MMU Command Register |
| 850 | /* BANK 2 */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 851 | #define MMU_CMD_REG(lp) SMC_REG(lp, 0x0000, 2) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 852 | #define MC_BUSY 1 // When 1 the last release has not completed |
| 853 | #define MC_NOP (0<<5) // No Op |
| 854 | #define MC_ALLOC (1<<5) // OR with number of 256 byte packets |
| 855 | #define MC_RESET (2<<5) // Reset MMU to initial state |
| 856 | #define MC_REMOVE (3<<5) // Remove the current rx packet |
| 857 | #define MC_RELEASE (4<<5) // Remove and release the current rx packet |
| 858 | #define MC_FREEPKT (5<<5) // Release packet in PNR register |
| 859 | #define MC_ENQUEUE (6<<5) // Enqueue the packet for transmit |
| 860 | #define MC_RSTTXFIFO (7<<5) // Reset the TX FIFOs |
| 861 | |
| 862 | |
| 863 | // Packet Number Register |
| 864 | /* BANK 2 */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 865 | #define PN_REG(lp) SMC_REG(lp, 0x0002, 2) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 866 | |
| 867 | |
| 868 | // Allocation Result Register |
| 869 | /* BANK 2 */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 870 | #define AR_REG(lp) SMC_REG(lp, 0x0003, 2) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 871 | #define AR_FAILED 0x80 // Alocation Failed |
| 872 | |
| 873 | |
| 874 | // TX FIFO Ports Register |
| 875 | /* BANK 2 */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 876 | #define TXFIFO_REG(lp) SMC_REG(lp, 0x0004, 2) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 877 | #define TXFIFO_TEMPTY 0x80 // TX FIFO Empty |
| 878 | |
| 879 | // RX FIFO Ports Register |
| 880 | /* BANK 2 */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 881 | #define RXFIFO_REG(lp) SMC_REG(lp, 0x0005, 2) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 882 | #define RXFIFO_REMPTY 0x80 // RX FIFO Empty |
| 883 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 884 | #define FIFO_REG(lp) SMC_REG(lp, 0x0004, 2) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 885 | |
| 886 | // Pointer Register |
| 887 | /* BANK 2 */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 888 | #define PTR_REG(lp) SMC_REG(lp, 0x0006, 2) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 889 | #define PTR_RCV 0x8000 // 1=Receive area, 0=Transmit area |
| 890 | #define PTR_AUTOINC 0x4000 // Auto increment the pointer on each access |
| 891 | #define PTR_READ 0x2000 // When 1 the operation is a read |
| 892 | |
| 893 | |
| 894 | // Data Register |
| 895 | /* BANK 2 */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 896 | #define DATA_REG(lp) SMC_REG(lp, 0x0008, 2) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 897 | |
| 898 | |
| 899 | // Interrupt Status/Acknowledge Register |
| 900 | /* BANK 2 */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 901 | #define INT_REG(lp) SMC_REG(lp, 0x000C, 2) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 902 | |
| 903 | |
| 904 | // Interrupt Mask Register |
| 905 | /* BANK 2 */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 906 | #define IM_REG(lp) SMC_REG(lp, 0x000D, 2) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 907 | #define IM_MDINT 0x80 // PHY MI Register 18 Interrupt |
| 908 | #define IM_ERCV_INT 0x40 // Early Receive Interrupt |
| 909 | #define IM_EPH_INT 0x20 // Set by Ethernet Protocol Handler section |
| 910 | #define IM_RX_OVRN_INT 0x10 // Set by Receiver Overruns |
| 911 | #define IM_ALLOC_INT 0x08 // Set when allocation request is completed |
| 912 | #define IM_TX_EMPTY_INT 0x04 // Set if the TX FIFO goes empty |
| 913 | #define IM_TX_INT 0x02 // Transmit Interrupt |
| 914 | #define IM_RCV_INT 0x01 // Receive Interrupt |
| 915 | |
| 916 | |
| 917 | // Multicast Table Registers |
| 918 | /* BANK 3 */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 919 | #define MCAST_REG1(lp) SMC_REG(lp, 0x0000, 3) |
| 920 | #define MCAST_REG2(lp) SMC_REG(lp, 0x0002, 3) |
| 921 | #define MCAST_REG3(lp) SMC_REG(lp, 0x0004, 3) |
| 922 | #define MCAST_REG4(lp) SMC_REG(lp, 0x0006, 3) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 923 | |
| 924 | |
| 925 | // Management Interface Register (MII) |
| 926 | /* BANK 3 */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 927 | #define MII_REG(lp) SMC_REG(lp, 0x0008, 3) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 928 | #define MII_MSK_CRS100 0x4000 // Disables CRS100 detection during tx half dup |
| 929 | #define MII_MDOE 0x0008 // MII Output Enable |
| 930 | #define MII_MCLK 0x0004 // MII Clock, pin MDCLK |
| 931 | #define MII_MDI 0x0002 // MII Input, pin MDI |
| 932 | #define MII_MDO 0x0001 // MII Output, pin MDO |
| 933 | |
| 934 | |
| 935 | // Revision Register |
| 936 | /* BANK 3 */ |
| 937 | /* ( hi: chip id low: rev # ) */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 938 | #define REV_REG(lp) SMC_REG(lp, 0x000A, 3) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 939 | |
| 940 | |
| 941 | // Early RCV Register |
| 942 | /* BANK 3 */ |
| 943 | /* this is NOT on SMC9192 */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 944 | #define ERCV_REG(lp) SMC_REG(lp, 0x000C, 3) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 945 | #define ERCV_RCV_DISCRD 0x0080 // When 1 discards a packet being received |
| 946 | #define ERCV_THRESHOLD 0x001F // ERCV Threshold Mask |
| 947 | |
| 948 | |
| 949 | // External Register |
| 950 | /* BANK 7 */ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 951 | #define EXT_REG(lp) SMC_REG(lp, 0x0000, 7) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 952 | |
| 953 | |
| 954 | #define CHIP_9192 3 |
| 955 | #define CHIP_9194 4 |
| 956 | #define CHIP_9195 5 |
| 957 | #define CHIP_9196 6 |
| 958 | #define CHIP_91100 7 |
| 959 | #define CHIP_91100FD 8 |
| 960 | #define CHIP_91111FD 9 |
| 961 | |
| 962 | static const char * chip_ids[ 16 ] = { |
| 963 | NULL, NULL, NULL, |
| 964 | /* 3 */ "SMC91C90/91C92", |
| 965 | /* 4 */ "SMC91C94", |
| 966 | /* 5 */ "SMC91C95", |
| 967 | /* 6 */ "SMC91C96", |
| 968 | /* 7 */ "SMC91C100", |
| 969 | /* 8 */ "SMC91C100FD", |
| 970 | /* 9 */ "SMC91C11xFD", |
| 971 | NULL, NULL, NULL, |
| 972 | NULL, NULL, NULL}; |
| 973 | |
| 974 | |
| 975 | /* |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 976 | . Receive status bits |
| 977 | */ |
| 978 | #define RS_ALGNERR 0x8000 |
| 979 | #define RS_BRODCAST 0x4000 |
| 980 | #define RS_BADCRC 0x2000 |
| 981 | #define RS_ODDFRAME 0x1000 |
| 982 | #define RS_TOOLONG 0x0800 |
| 983 | #define RS_TOOSHORT 0x0400 |
| 984 | #define RS_MULTICAST 0x0001 |
| 985 | #define RS_ERRORS (RS_ALGNERR | RS_BADCRC | RS_TOOLONG | RS_TOOSHORT) |
| 986 | |
| 987 | |
| 988 | /* |
| 989 | * PHY IDs |
| 990 | * LAN83C183 == LAN91C111 Internal PHY |
| 991 | */ |
| 992 | #define PHY_LAN83C183 0x0016f840 |
| 993 | #define PHY_LAN83C180 0x02821c50 |
| 994 | |
| 995 | /* |
| 996 | * PHY Register Addresses (LAN91C111 Internal PHY) |
| 997 | * |
| 998 | * Generic PHY registers can be found in <linux/mii.h> |
| 999 | * |
| 1000 | * These phy registers are specific to our on-board phy. |
| 1001 | */ |
| 1002 | |
| 1003 | // PHY Configuration Register 1 |
| 1004 | #define PHY_CFG1_REG 0x10 |
| 1005 | #define PHY_CFG1_LNKDIS 0x8000 // 1=Rx Link Detect Function disabled |
| 1006 | #define PHY_CFG1_XMTDIS 0x4000 // 1=TP Transmitter Disabled |
| 1007 | #define PHY_CFG1_XMTPDN 0x2000 // 1=TP Transmitter Powered Down |
| 1008 | #define PHY_CFG1_BYPSCR 0x0400 // 1=Bypass scrambler/descrambler |
| 1009 | #define PHY_CFG1_UNSCDS 0x0200 // 1=Unscramble Idle Reception Disable |
| 1010 | #define PHY_CFG1_EQLZR 0x0100 // 1=Rx Equalizer Disabled |
| 1011 | #define PHY_CFG1_CABLE 0x0080 // 1=STP(150ohm), 0=UTP(100ohm) |
| 1012 | #define PHY_CFG1_RLVL0 0x0040 // 1=Rx Squelch level reduced by 4.5db |
| 1013 | #define PHY_CFG1_TLVL_SHIFT 2 // Transmit Output Level Adjust |
| 1014 | #define PHY_CFG1_TLVL_MASK 0x003C |
| 1015 | #define PHY_CFG1_TRF_MASK 0x0003 // Transmitter Rise/Fall time |
| 1016 | |
| 1017 | |
| 1018 | // PHY Configuration Register 2 |
| 1019 | #define PHY_CFG2_REG 0x11 |
| 1020 | #define PHY_CFG2_APOLDIS 0x0020 // 1=Auto Polarity Correction disabled |
| 1021 | #define PHY_CFG2_JABDIS 0x0010 // 1=Jabber disabled |
| 1022 | #define PHY_CFG2_MREG 0x0008 // 1=Multiple register access (MII mgt) |
| 1023 | #define PHY_CFG2_INTMDIO 0x0004 // 1=Interrupt signaled with MDIO pulseo |
| 1024 | |
| 1025 | // PHY Status Output (and Interrupt status) Register |
| 1026 | #define PHY_INT_REG 0x12 // Status Output (Interrupt Status) |
| 1027 | #define PHY_INT_INT 0x8000 // 1=bits have changed since last read |
| 1028 | #define PHY_INT_LNKFAIL 0x4000 // 1=Link Not detected |
| 1029 | #define PHY_INT_LOSSSYNC 0x2000 // 1=Descrambler has lost sync |
| 1030 | #define PHY_INT_CWRD 0x1000 // 1=Invalid 4B5B code detected on rx |
| 1031 | #define PHY_INT_SSD 0x0800 // 1=No Start Of Stream detected on rx |
| 1032 | #define PHY_INT_ESD 0x0400 // 1=No End Of Stream detected on rx |
| 1033 | #define PHY_INT_RPOL 0x0200 // 1=Reverse Polarity detected |
| 1034 | #define PHY_INT_JAB 0x0100 // 1=Jabber detected |
| 1035 | #define PHY_INT_SPDDET 0x0080 // 1=100Base-TX mode, 0=10Base-T mode |
| 1036 | #define PHY_INT_DPLXDET 0x0040 // 1=Device in Full Duplex |
| 1037 | |
| 1038 | // PHY Interrupt/Status Mask Register |
| 1039 | #define PHY_MASK_REG 0x13 // Interrupt Mask |
| 1040 | // Uses the same bit definitions as PHY_INT_REG |
| 1041 | |
| 1042 | |
| 1043 | /* |
| 1044 | * SMC91C96 ethernet config and status registers. |
| 1045 | * These are in the "attribute" space. |
| 1046 | */ |
| 1047 | #define ECOR 0x8000 |
| 1048 | #define ECOR_RESET 0x80 |
| 1049 | #define ECOR_LEVEL_IRQ 0x40 |
| 1050 | #define ECOR_WR_ATTRIB 0x04 |
| 1051 | #define ECOR_ENABLE 0x01 |
| 1052 | |
| 1053 | #define ECSR 0x8002 |
| 1054 | #define ECSR_IOIS8 0x20 |
| 1055 | #define ECSR_PWRDWN 0x04 |
| 1056 | #define ECSR_INT 0x02 |
| 1057 | |
| 1058 | #define ATTRIB_SIZE ((64*1024) << SMC_IO_SHIFT) |
| 1059 | |
| 1060 | |
| 1061 | /* |
| 1062 | * Macros to abstract register access according to the data bus |
| 1063 | * capabilities. Please use those and not the in/out primitives. |
| 1064 | * Note: the following macros do *not* select the bank -- this must |
| 1065 | * be done separately as needed in the main code. The SMC_REG() macro |
| 1066 | * only uses the bank argument for debugging purposes (when enabled). |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1067 | * |
| 1068 | * Note: despite inline functions being safer, everything leading to this |
| 1069 | * should preferably be macros to let BUG() display the line number in |
| 1070 | * the core source code since we're interested in the top call site |
| 1071 | * not in any inline function location. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1072 | */ |
| 1073 | |
| 1074 | #if SMC_DEBUG > 0 |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1075 | #define SMC_REG(lp, reg, bank) \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1076 | ({ \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1077 | int __b = SMC_CURRENT_BANK(lp); \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1078 | if (unlikely((__b & ~0xf0) != (0x3300 | bank))) { \ |
| 1079 | printk( "%s: bank reg screwed (0x%04x)\n", \ |
| 1080 | CARDNAME, __b ); \ |
| 1081 | BUG(); \ |
| 1082 | } \ |
| 1083 | reg<<SMC_IO_SHIFT; \ |
| 1084 | }) |
| 1085 | #else |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1086 | #define SMC_REG(lp, reg, bank) (reg<<SMC_IO_SHIFT) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1087 | #endif |
| 1088 | |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1089 | /* |
| 1090 | * Hack Alert: Some setups just can't write 8 or 16 bits reliably when not |
| 1091 | * aligned to a 32 bit boundary. I tell you that does exist! |
| 1092 | * Fortunately the affected register accesses can be easily worked around |
| 1093 | * since we can write zeroes to the preceeding 16 bits without adverse |
| 1094 | * effects and use a 32-bit access. |
| 1095 | * |
| 1096 | * Enforce it on any 32-bit capable setup for now. |
| 1097 | */ |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 1098 | #define SMC_MUST_ALIGN_WRITE(lp) SMC_32BIT(lp) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1099 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1100 | #define SMC_GET_PN(lp) \ |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 1101 | (SMC_8BIT(lp) ? (SMC_inb(ioaddr, PN_REG(lp))) \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1102 | : (SMC_inw(ioaddr, PN_REG(lp)) & 0xFF)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1103 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1104 | #define SMC_SET_PN(lp, x) \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1105 | do { \ |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 1106 | if (SMC_MUST_ALIGN_WRITE(lp)) \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1107 | SMC_outl((x)<<16, ioaddr, SMC_REG(lp, 0, 2)); \ |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 1108 | else if (SMC_8BIT(lp)) \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1109 | SMC_outb(x, ioaddr, PN_REG(lp)); \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1110 | else \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1111 | SMC_outw(x, ioaddr, PN_REG(lp)); \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1112 | } while (0) |
| 1113 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1114 | #define SMC_GET_AR(lp) \ |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 1115 | (SMC_8BIT(lp) ? (SMC_inb(ioaddr, AR_REG(lp))) \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1116 | : (SMC_inw(ioaddr, PN_REG(lp)) >> 8)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1117 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1118 | #define SMC_GET_TXFIFO(lp) \ |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 1119 | (SMC_8BIT(lp) ? (SMC_inb(ioaddr, TXFIFO_REG(lp))) \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1120 | : (SMC_inw(ioaddr, TXFIFO_REG(lp)) & 0xFF)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1121 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1122 | #define SMC_GET_RXFIFO(lp) \ |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 1123 | (SMC_8BIT(lp) ? (SMC_inb(ioaddr, RXFIFO_REG(lp))) \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1124 | : (SMC_inw(ioaddr, TXFIFO_REG(lp)) >> 8)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1125 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1126 | #define SMC_GET_INT(lp) \ |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 1127 | (SMC_8BIT(lp) ? (SMC_inb(ioaddr, INT_REG(lp))) \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1128 | : (SMC_inw(ioaddr, INT_REG(lp)) & 0xFF)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1129 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1130 | #define SMC_ACK_INT(lp, x) \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1131 | do { \ |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 1132 | if (SMC_8BIT(lp)) \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1133 | SMC_outb(x, ioaddr, INT_REG(lp)); \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1134 | else { \ |
| 1135 | unsigned long __flags; \ |
| 1136 | int __mask; \ |
| 1137 | local_irq_save(__flags); \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1138 | __mask = SMC_inw(ioaddr, INT_REG(lp)) & ~0xff; \ |
| 1139 | SMC_outw(__mask | (x), ioaddr, INT_REG(lp)); \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1140 | local_irq_restore(__flags); \ |
| 1141 | } \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1142 | } while (0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1143 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1144 | #define SMC_GET_INT_MASK(lp) \ |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 1145 | (SMC_8BIT(lp) ? (SMC_inb(ioaddr, IM_REG(lp))) \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1146 | : (SMC_inw(ioaddr, INT_REG(lp)) >> 8)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1147 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1148 | #define SMC_SET_INT_MASK(lp, x) \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1149 | do { \ |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 1150 | if (SMC_8BIT(lp)) \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1151 | SMC_outb(x, ioaddr, IM_REG(lp)); \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1152 | else \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1153 | SMC_outw((x) << 8, ioaddr, INT_REG(lp)); \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1154 | } while (0) |
| 1155 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1156 | #define SMC_CURRENT_BANK(lp) SMC_inw(ioaddr, BANK_SELECT) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1157 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1158 | #define SMC_SELECT_BANK(lp, x) \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1159 | do { \ |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 1160 | if (SMC_MUST_ALIGN_WRITE(lp)) \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1161 | SMC_outl((x)<<16, ioaddr, 12<<SMC_IO_SHIFT); \ |
| 1162 | else \ |
| 1163 | SMC_outw(x, ioaddr, BANK_SELECT); \ |
| 1164 | } while (0) |
| 1165 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1166 | #define SMC_GET_BASE(lp) SMC_inw(ioaddr, BASE_REG(lp)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1167 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1168 | #define SMC_SET_BASE(lp, x) SMC_outw(x, ioaddr, BASE_REG(lp)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1169 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1170 | #define SMC_GET_CONFIG(lp) SMC_inw(ioaddr, CONFIG_REG(lp)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1171 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1172 | #define SMC_SET_CONFIG(lp, x) SMC_outw(x, ioaddr, CONFIG_REG(lp)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1173 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1174 | #define SMC_GET_COUNTER(lp) SMC_inw(ioaddr, COUNTER_REG(lp)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1175 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1176 | #define SMC_GET_CTL(lp) SMC_inw(ioaddr, CTL_REG(lp)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1177 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1178 | #define SMC_SET_CTL(lp, x) SMC_outw(x, ioaddr, CTL_REG(lp)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1179 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1180 | #define SMC_GET_MII(lp) SMC_inw(ioaddr, MII_REG(lp)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1181 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1182 | #define SMC_SET_MII(lp, x) SMC_outw(x, ioaddr, MII_REG(lp)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1183 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1184 | #define SMC_GET_MIR(lp) SMC_inw(ioaddr, MIR_REG(lp)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1185 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1186 | #define SMC_SET_MIR(lp, x) SMC_outw(x, ioaddr, MIR_REG(lp)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1187 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1188 | #define SMC_GET_MMU_CMD(lp) SMC_inw(ioaddr, MMU_CMD_REG(lp)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1189 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1190 | #define SMC_SET_MMU_CMD(lp, x) SMC_outw(x, ioaddr, MMU_CMD_REG(lp)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1191 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1192 | #define SMC_GET_FIFO(lp) SMC_inw(ioaddr, FIFO_REG(lp)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1193 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1194 | #define SMC_GET_PTR(lp) SMC_inw(ioaddr, PTR_REG(lp)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1195 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1196 | #define SMC_SET_PTR(lp, x) \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1197 | do { \ |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 1198 | if (SMC_MUST_ALIGN_WRITE(lp)) \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1199 | SMC_outl((x)<<16, ioaddr, SMC_REG(lp, 4, 2)); \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1200 | else \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1201 | SMC_outw(x, ioaddr, PTR_REG(lp)); \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1202 | } while (0) |
| 1203 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1204 | #define SMC_GET_EPH_STATUS(lp) SMC_inw(ioaddr, EPH_STATUS_REG(lp)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1205 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1206 | #define SMC_GET_RCR(lp) SMC_inw(ioaddr, RCR_REG(lp)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1207 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1208 | #define SMC_SET_RCR(lp, x) SMC_outw(x, ioaddr, RCR_REG(lp)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1209 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1210 | #define SMC_GET_REV(lp) SMC_inw(ioaddr, REV_REG(lp)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1211 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1212 | #define SMC_GET_RPC(lp) SMC_inw(ioaddr, RPC_REG(lp)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1213 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1214 | #define SMC_SET_RPC(lp, x) \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1215 | do { \ |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 1216 | if (SMC_MUST_ALIGN_WRITE(lp)) \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1217 | SMC_outl((x)<<16, ioaddr, SMC_REG(lp, 8, 0)); \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1218 | else \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1219 | SMC_outw(x, ioaddr, RPC_REG(lp)); \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1220 | } while (0) |
| 1221 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1222 | #define SMC_GET_TCR(lp) SMC_inw(ioaddr, TCR_REG(lp)) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1223 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1224 | #define SMC_SET_TCR(lp, x) SMC_outw(x, ioaddr, TCR_REG(lp)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1225 | |
| 1226 | #ifndef SMC_GET_MAC_ADDR |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1227 | #define SMC_GET_MAC_ADDR(lp, addr) \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1228 | do { \ |
| 1229 | unsigned int __v; \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1230 | __v = SMC_inw(ioaddr, ADDR0_REG(lp)); \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1231 | addr[0] = __v; addr[1] = __v >> 8; \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1232 | __v = SMC_inw(ioaddr, ADDR1_REG(lp)); \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1233 | addr[2] = __v; addr[3] = __v >> 8; \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1234 | __v = SMC_inw(ioaddr, ADDR2_REG(lp)); \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1235 | addr[4] = __v; addr[5] = __v >> 8; \ |
| 1236 | } while (0) |
| 1237 | #endif |
| 1238 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1239 | #define SMC_SET_MAC_ADDR(lp, addr) \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1240 | do { \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1241 | SMC_outw(addr[0]|(addr[1] << 8), ioaddr, ADDR0_REG(lp)); \ |
| 1242 | SMC_outw(addr[2]|(addr[3] << 8), ioaddr, ADDR1_REG(lp)); \ |
| 1243 | SMC_outw(addr[4]|(addr[5] << 8), ioaddr, ADDR2_REG(lp)); \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1244 | } while (0) |
| 1245 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1246 | #define SMC_SET_MCAST(lp, x) \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1247 | do { \ |
| 1248 | const unsigned char *mt = (x); \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1249 | SMC_outw(mt[0] | (mt[1] << 8), ioaddr, MCAST_REG1(lp)); \ |
| 1250 | SMC_outw(mt[2] | (mt[3] << 8), ioaddr, MCAST_REG2(lp)); \ |
| 1251 | SMC_outw(mt[4] | (mt[5] << 8), ioaddr, MCAST_REG3(lp)); \ |
| 1252 | SMC_outw(mt[6] | (mt[7] << 8), ioaddr, MCAST_REG4(lp)); \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1253 | } while (0) |
| 1254 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1255 | #define SMC_PUT_PKT_HDR(lp, status, length) \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1256 | do { \ |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 1257 | if (SMC_32BIT(lp)) \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1258 | SMC_outl((status) | (length)<<16, ioaddr, \ |
| 1259 | DATA_REG(lp)); \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1260 | else { \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1261 | SMC_outw(status, ioaddr, DATA_REG(lp)); \ |
| 1262 | SMC_outw(length, ioaddr, DATA_REG(lp)); \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1263 | } \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1264 | } while (0) |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1265 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1266 | #define SMC_GET_PKT_HDR(lp, status, length) \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1267 | do { \ |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 1268 | if (SMC_32BIT(lp)) { \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1269 | unsigned int __val = SMC_inl(ioaddr, DATA_REG(lp)); \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1270 | (status) = __val & 0xffff; \ |
| 1271 | (length) = __val >> 16; \ |
| 1272 | } else { \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1273 | (status) = SMC_inw(ioaddr, DATA_REG(lp)); \ |
| 1274 | (length) = SMC_inw(ioaddr, DATA_REG(lp)); \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1275 | } \ |
| 1276 | } while (0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1277 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1278 | #define SMC_PUSH_DATA(lp, p, l) \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1279 | do { \ |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 1280 | if (SMC_32BIT(lp)) { \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1281 | void *__ptr = (p); \ |
| 1282 | int __len = (l); \ |
Al Viro | fbd8197 | 2006-05-30 23:58:25 -0400 | [diff] [blame] | 1283 | void __iomem *__ioaddr = ioaddr; \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1284 | if (__len >= 2 && (unsigned long)__ptr & 2) { \ |
| 1285 | __len -= 2; \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1286 | SMC_outw(*(u16 *)__ptr, ioaddr, \ |
| 1287 | DATA_REG(lp)); \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1288 | __ptr += 2; \ |
| 1289 | } \ |
| 1290 | if (SMC_CAN_USE_DATACS && lp->datacs) \ |
| 1291 | __ioaddr = lp->datacs; \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1292 | SMC_outsl(__ioaddr, DATA_REG(lp), __ptr, __len>>2); \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1293 | if (__len & 2) { \ |
| 1294 | __ptr += (__len & ~3); \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1295 | SMC_outw(*((u16 *)__ptr), ioaddr, \ |
| 1296 | DATA_REG(lp)); \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1297 | } \ |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 1298 | } else if (SMC_16BIT(lp)) \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1299 | SMC_outsw(ioaddr, DATA_REG(lp), p, (l) >> 1); \ |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 1300 | else if (SMC_8BIT(lp)) \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1301 | SMC_outsb(ioaddr, DATA_REG(lp), p, l); \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1302 | } while (0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1303 | |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1304 | #define SMC_PULL_DATA(lp, p, l) \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1305 | do { \ |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 1306 | if (SMC_32BIT(lp)) { \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1307 | void *__ptr = (p); \ |
| 1308 | int __len = (l); \ |
Al Viro | fbd8197 | 2006-05-30 23:58:25 -0400 | [diff] [blame] | 1309 | void __iomem *__ioaddr = ioaddr; \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1310 | if ((unsigned long)__ptr & 2) { \ |
| 1311 | /* \ |
| 1312 | * We want 32bit alignment here. \ |
| 1313 | * Since some buses perform a full \ |
| 1314 | * 32bit fetch even for 16bit data \ |
| 1315 | * we can't use SMC_inw() here. \ |
| 1316 | * Back both source (on-chip) and \ |
| 1317 | * destination pointers of 2 bytes. \ |
| 1318 | * This is possible since the call to \ |
| 1319 | * SMC_GET_PKT_HDR() already advanced \ |
| 1320 | * the source pointer of 4 bytes, and \ |
| 1321 | * the skb_reserve(skb, 2) advanced \ |
| 1322 | * the destination pointer of 2 bytes. \ |
| 1323 | */ \ |
| 1324 | __ptr -= 2; \ |
| 1325 | __len += 2; \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1326 | SMC_SET_PTR(lp, \ |
| 1327 | 2|PTR_READ|PTR_RCV|PTR_AUTOINC); \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1328 | } \ |
| 1329 | if (SMC_CAN_USE_DATACS && lp->datacs) \ |
| 1330 | __ioaddr = lp->datacs; \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1331 | __len += 2; \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1332 | SMC_insl(__ioaddr, DATA_REG(lp), __ptr, __len>>2); \ |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 1333 | } else if (SMC_16BIT(lp)) \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1334 | SMC_insw(ioaddr, DATA_REG(lp), p, (l) >> 1); \ |
Magnus Damm | 3e94794 | 2008-02-22 19:55:15 +0900 | [diff] [blame] | 1335 | else if (SMC_8BIT(lp)) \ |
Magnus Damm | cfdfa86 | 2008-02-22 19:55:05 +0900 | [diff] [blame] | 1336 | SMC_insb(ioaddr, DATA_REG(lp), p, l); \ |
Nicolas Pitre | 09779c6 | 2006-03-20 11:54:27 -0500 | [diff] [blame] | 1337 | } while (0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1338 | |
| 1339 | #endif /* _SMC91X_H_ */ |