Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * pnpacpi -- PnP ACPI driver |
| 3 | * |
| 4 | * Copyright (c) 2004 Matthieu Castet <castet.matthieu@free.fr> |
| 5 | * Copyright (c) 2004 Li Shaohua <shaohua.li@intel.com> |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 6 | * |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7 | * This program is free software; you can redistribute it and/or modify it |
| 8 | * under the terms of the GNU General Public License as published by the |
| 9 | * Free Software Foundation; either version 2, or (at your option) any |
| 10 | * later version. |
| 11 | * |
| 12 | * This program is distributed in the hope that it will be useful, but |
| 13 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 15 | * General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with this program; if not, write to the Free Software |
| 19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 20 | */ |
| 21 | #include <linux/kernel.h> |
| 22 | #include <linux/acpi.h> |
| 23 | #include <linux/pci.h> |
| 24 | #include "pnpacpi.h" |
| 25 | |
| 26 | #ifdef CONFIG_IA64 |
| 27 | #define valid_IRQ(i) (1) |
| 28 | #else |
| 29 | #define valid_IRQ(i) (((i) != 0) && ((i) != 2)) |
| 30 | #endif |
| 31 | |
| 32 | /* |
| 33 | * Allocated Resources |
| 34 | */ |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 35 | static int irq_flags(int triggering, int polarity) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 36 | { |
| 37 | int flag; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 38 | if (triggering == ACPI_LEVEL_SENSITIVE) { |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 39 | if (polarity == ACPI_ACTIVE_LOW) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 40 | flag = IORESOURCE_IRQ_LOWLEVEL; |
| 41 | else |
| 42 | flag = IORESOURCE_IRQ_HIGHLEVEL; |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 43 | } else { |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 44 | if (polarity == ACPI_ACTIVE_LOW) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 45 | flag = IORESOURCE_IRQ_LOWEDGE; |
| 46 | else |
| 47 | flag = IORESOURCE_IRQ_HIGHEDGE; |
| 48 | } |
| 49 | return flag; |
| 50 | } |
| 51 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 52 | static void decode_irq_flags(int flag, int *triggering, int *polarity) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 53 | { |
| 54 | switch (flag) { |
| 55 | case IORESOURCE_IRQ_LOWLEVEL: |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 56 | *triggering = ACPI_LEVEL_SENSITIVE; |
| 57 | *polarity = ACPI_ACTIVE_LOW; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 58 | break; |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 59 | case IORESOURCE_IRQ_HIGHLEVEL: |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 60 | *triggering = ACPI_LEVEL_SENSITIVE; |
| 61 | *polarity = ACPI_ACTIVE_HIGH; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 62 | break; |
| 63 | case IORESOURCE_IRQ_LOWEDGE: |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 64 | *triggering = ACPI_EDGE_SENSITIVE; |
| 65 | *polarity = ACPI_ACTIVE_LOW; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 66 | break; |
| 67 | case IORESOURCE_IRQ_HIGHEDGE: |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 68 | *triggering = ACPI_EDGE_SENSITIVE; |
| 69 | *polarity = ACPI_ACTIVE_HIGH; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 70 | break; |
| 71 | } |
| 72 | } |
| 73 | |
| 74 | static void |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 75 | pnpacpi_parse_allocated_irqresource(struct pnp_resource_table *res, u32 gsi, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 76 | int triggering, int polarity, int shareable) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 77 | { |
| 78 | int i = 0; |
Bjorn Helgaas | dbed12d | 2005-09-03 00:37:56 -0400 | [diff] [blame] | 79 | int irq; |
| 80 | |
| 81 | if (!valid_IRQ(gsi)) |
| 82 | return; |
| 83 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 84 | while (!(res->irq_resource[i].flags & IORESOURCE_UNSET) && |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 85 | i < PNP_MAX_IRQ) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 86 | i++; |
Bjorn Helgaas | dbed12d | 2005-09-03 00:37:56 -0400 | [diff] [blame] | 87 | if (i >= PNP_MAX_IRQ) |
| 88 | return; |
| 89 | |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 90 | res->irq_resource[i].flags = IORESOURCE_IRQ; // Also clears _UNSET flag |
Michael Karcher | 362ea08 | 2007-03-08 23:29:29 -0500 | [diff] [blame] | 91 | res->irq_resource[i].flags |= irq_flags(triggering, polarity); |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 92 | irq = acpi_register_gsi(gsi, triggering, polarity); |
Bjorn Helgaas | dbed12d | 2005-09-03 00:37:56 -0400 | [diff] [blame] | 93 | if (irq < 0) { |
| 94 | res->irq_resource[i].flags |= IORESOURCE_DISABLED; |
| 95 | return; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 96 | } |
Bjorn Helgaas | dbed12d | 2005-09-03 00:37:56 -0400 | [diff] [blame] | 97 | |
Bjorn Helgaas | c32928c | 2006-07-03 00:24:10 -0700 | [diff] [blame] | 98 | if (shareable) |
| 99 | res->irq_resource[i].flags |= IORESOURCE_IRQ_SHAREABLE; |
| 100 | |
Bjorn Helgaas | dbed12d | 2005-09-03 00:37:56 -0400 | [diff] [blame] | 101 | res->irq_resource[i].start = irq; |
| 102 | res->irq_resource[i].end = irq; |
| 103 | pcibios_penalize_isa_irq(irq, 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 104 | } |
| 105 | |
Michael Karcher | 362ea08 | 2007-03-08 23:29:29 -0500 | [diff] [blame] | 106 | static int dma_flags(int type, int bus_master, int transfer) |
| 107 | { |
| 108 | int flags = 0; |
| 109 | |
| 110 | if (bus_master) |
| 111 | flags |= IORESOURCE_DMA_MASTER; |
| 112 | switch (type) { |
| 113 | case ACPI_COMPATIBILITY: |
| 114 | flags |= IORESOURCE_DMA_COMPATIBLE; |
| 115 | break; |
| 116 | case ACPI_TYPE_A: |
| 117 | flags |= IORESOURCE_DMA_TYPEA; |
| 118 | break; |
| 119 | case ACPI_TYPE_B: |
| 120 | flags |= IORESOURCE_DMA_TYPEB; |
| 121 | break; |
| 122 | case ACPI_TYPE_F: |
| 123 | flags |= IORESOURCE_DMA_TYPEF; |
| 124 | break; |
| 125 | default: |
| 126 | /* Set a default value ? */ |
| 127 | flags |= IORESOURCE_DMA_COMPATIBLE; |
| 128 | pnp_err("Invalid DMA type"); |
| 129 | } |
| 130 | switch (transfer) { |
| 131 | case ACPI_TRANSFER_8: |
| 132 | flags |= IORESOURCE_DMA_8BIT; |
| 133 | break; |
| 134 | case ACPI_TRANSFER_8_16: |
| 135 | flags |= IORESOURCE_DMA_8AND16BIT; |
| 136 | break; |
| 137 | case ACPI_TRANSFER_16: |
| 138 | flags |= IORESOURCE_DMA_16BIT; |
| 139 | break; |
| 140 | default: |
| 141 | /* Set a default value ? */ |
| 142 | flags |= IORESOURCE_DMA_8AND16BIT; |
| 143 | pnp_err("Invalid DMA transfer type"); |
| 144 | } |
| 145 | |
| 146 | return flags; |
| 147 | } |
| 148 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 149 | static void |
Michael Karcher | 362ea08 | 2007-03-08 23:29:29 -0500 | [diff] [blame] | 150 | pnpacpi_parse_allocated_dmaresource(struct pnp_resource_table *res, u32 dma, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 151 | int type, int bus_master, int transfer) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 152 | { |
| 153 | int i = 0; |
Adrian Bunk | 0dec63b | 2005-05-01 08:59:30 -0700 | [diff] [blame] | 154 | while (i < PNP_MAX_DMA && |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 155 | !(res->dma_resource[i].flags & IORESOURCE_UNSET)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 156 | i++; |
| 157 | if (i < PNP_MAX_DMA) { |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 158 | res->dma_resource[i].flags = IORESOURCE_DMA; // Also clears _UNSET flag |
| 159 | res->dma_resource[i].flags |= |
| 160 | dma_flags(type, bus_master, transfer); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 161 | if (dma == -1) { |
| 162 | res->dma_resource[i].flags |= IORESOURCE_DISABLED; |
| 163 | return; |
| 164 | } |
Bjorn Helgaas | dbed12d | 2005-09-03 00:37:56 -0400 | [diff] [blame] | 165 | res->dma_resource[i].start = dma; |
| 166 | res->dma_resource[i].end = dma; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 167 | } |
| 168 | } |
| 169 | |
| 170 | static void |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 171 | pnpacpi_parse_allocated_ioresource(struct pnp_resource_table *res, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 172 | u64 io, u64 len, int io_decode) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 173 | { |
| 174 | int i = 0; |
| 175 | while (!(res->port_resource[i].flags & IORESOURCE_UNSET) && |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 176 | i < PNP_MAX_PORT) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 177 | i++; |
| 178 | if (i < PNP_MAX_PORT) { |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 179 | res->port_resource[i].flags = IORESOURCE_IO; // Also clears _UNSET flag |
Michael Karcher | 362ea08 | 2007-03-08 23:29:29 -0500 | [diff] [blame] | 180 | if (io_decode == ACPI_DECODE_16) |
| 181 | res->port_resource[i].flags |= PNP_PORT_FLAG_16BITADDR; |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 182 | if (len <= 0 || (io + len - 1) >= 0x10003) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 183 | res->port_resource[i].flags |= IORESOURCE_DISABLED; |
| 184 | return; |
| 185 | } |
Bjorn Helgaas | dbed12d | 2005-09-03 00:37:56 -0400 | [diff] [blame] | 186 | res->port_resource[i].start = io; |
| 187 | res->port_resource[i].end = io + len - 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 188 | } |
| 189 | } |
| 190 | |
| 191 | static void |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 192 | pnpacpi_parse_allocated_memresource(struct pnp_resource_table *res, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 193 | u64 mem, u64 len, int write_protect) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 194 | { |
| 195 | int i = 0; |
| 196 | while (!(res->mem_resource[i].flags & IORESOURCE_UNSET) && |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 197 | (i < PNP_MAX_MEM)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 198 | i++; |
| 199 | if (i < PNP_MAX_MEM) { |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 200 | res->mem_resource[i].flags = IORESOURCE_MEM; // Also clears _UNSET flag |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 201 | if (len <= 0) { |
| 202 | res->mem_resource[i].flags |= IORESOURCE_DISABLED; |
| 203 | return; |
| 204 | } |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 205 | if (write_protect == ACPI_READ_WRITE_MEMORY) |
Michael Karcher | 362ea08 | 2007-03-08 23:29:29 -0500 | [diff] [blame] | 206 | res->mem_resource[i].flags |= IORESOURCE_MEM_WRITEABLE; |
| 207 | |
Bjorn Helgaas | dbed12d | 2005-09-03 00:37:56 -0400 | [diff] [blame] | 208 | res->mem_resource[i].start = mem; |
| 209 | res->mem_resource[i].end = mem + len - 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 210 | } |
| 211 | } |
| 212 | |
Bjorn Helgaas | 1acfb7f | 2006-03-28 17:03:00 -0500 | [diff] [blame] | 213 | static void |
| 214 | pnpacpi_parse_allocated_address_space(struct pnp_resource_table *res_table, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 215 | struct acpi_resource *res) |
Bjorn Helgaas | 1acfb7f | 2006-03-28 17:03:00 -0500 | [diff] [blame] | 216 | { |
| 217 | struct acpi_resource_address64 addr, *p = &addr; |
| 218 | acpi_status status; |
| 219 | |
| 220 | status = acpi_resource_to_address64(res, p); |
| 221 | if (!ACPI_SUCCESS(status)) { |
| 222 | pnp_warn("PnPACPI: failed to convert resource type %d", |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 223 | res->type); |
Bjorn Helgaas | 1acfb7f | 2006-03-28 17:03:00 -0500 | [diff] [blame] | 224 | return; |
| 225 | } |
| 226 | |
matthieu castet | 2b8de5f | 2006-08-05 12:15:12 -0700 | [diff] [blame] | 227 | if (p->producer_consumer == ACPI_PRODUCER) |
| 228 | return; |
| 229 | |
Bjorn Helgaas | 1acfb7f | 2006-03-28 17:03:00 -0500 | [diff] [blame] | 230 | if (p->resource_type == ACPI_MEMORY_RANGE) |
| 231 | pnpacpi_parse_allocated_memresource(res_table, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 232 | p->minimum, |
| 233 | p->address_length, |
| 234 | p->info.mem.write_protect); |
Bjorn Helgaas | 1acfb7f | 2006-03-28 17:03:00 -0500 | [diff] [blame] | 235 | else if (p->resource_type == ACPI_IO_RANGE) |
| 236 | pnpacpi_parse_allocated_ioresource(res_table, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 237 | p->minimum, |
| 238 | p->address_length, |
| 239 | p->granularity == |
| 240 | 0xfff ? ACPI_DECODE_10 : |
| 241 | ACPI_DECODE_16); |
Bjorn Helgaas | 1acfb7f | 2006-03-28 17:03:00 -0500 | [diff] [blame] | 242 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 243 | |
| 244 | static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 245 | void *data) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 246 | { |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 247 | struct pnp_resource_table *res_table = |
| 248 | (struct pnp_resource_table *)data; |
Bjorn Helgaas | dbed12d | 2005-09-03 00:37:56 -0400 | [diff] [blame] | 249 | int i; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 250 | |
Len Brown | eca008c | 2005-09-22 00:25:18 -0400 | [diff] [blame] | 251 | switch (res->type) { |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 252 | case ACPI_RESOURCE_TYPE_IRQ: |
Bjorn Helgaas | dbed12d | 2005-09-03 00:37:56 -0400 | [diff] [blame] | 253 | /* |
| 254 | * Per spec, only one interrupt per descriptor is allowed in |
| 255 | * _CRS, but some firmware violates this, so parse them all. |
| 256 | */ |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 257 | for (i = 0; i < res->data.irq.interrupt_count; i++) { |
Bjorn Helgaas | dbed12d | 2005-09-03 00:37:56 -0400 | [diff] [blame] | 258 | pnpacpi_parse_allocated_irqresource(res_table, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 259 | res->data.irq. |
| 260 | interrupts[i], |
| 261 | res->data.irq. |
| 262 | triggering, |
| 263 | res->data.irq. |
| 264 | polarity, |
| 265 | res->data.irq. |
| 266 | sharable); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 267 | } |
| 268 | break; |
| 269 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 270 | case ACPI_RESOURCE_TYPE_DMA: |
| 271 | if (res->data.dma.channel_count > 0) |
| 272 | pnpacpi_parse_allocated_dmaresource(res_table, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 273 | res->data.dma. |
| 274 | channels[0], |
| 275 | res->data.dma.type, |
| 276 | res->data.dma. |
| 277 | bus_master, |
| 278 | res->data.dma. |
| 279 | transfer); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 280 | break; |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 281 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 282 | case ACPI_RESOURCE_TYPE_IO: |
| 283 | pnpacpi_parse_allocated_ioresource(res_table, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 284 | res->data.io.minimum, |
| 285 | res->data.io.address_length, |
| 286 | res->data.io.io_decode); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 287 | break; |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 288 | |
| 289 | case ACPI_RESOURCE_TYPE_START_DEPENDENT: |
| 290 | case ACPI_RESOURCE_TYPE_END_DEPENDENT: |
| 291 | break; |
| 292 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 293 | case ACPI_RESOURCE_TYPE_FIXED_IO: |
| 294 | pnpacpi_parse_allocated_ioresource(res_table, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 295 | res->data.fixed_io.address, |
| 296 | res->data.fixed_io. |
| 297 | address_length, |
| 298 | ACPI_DECODE_10); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 299 | break; |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 300 | |
| 301 | case ACPI_RESOURCE_TYPE_VENDOR: |
| 302 | break; |
| 303 | |
| 304 | case ACPI_RESOURCE_TYPE_END_TAG: |
| 305 | break; |
| 306 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 307 | case ACPI_RESOURCE_TYPE_MEMORY24: |
| 308 | pnpacpi_parse_allocated_memresource(res_table, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 309 | res->data.memory24.minimum, |
| 310 | res->data.memory24. |
| 311 | address_length, |
| 312 | res->data.memory24. |
| 313 | write_protect); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 314 | break; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 315 | case ACPI_RESOURCE_TYPE_MEMORY32: |
| 316 | pnpacpi_parse_allocated_memresource(res_table, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 317 | res->data.memory32.minimum, |
| 318 | res->data.memory32. |
| 319 | address_length, |
| 320 | res->data.memory32. |
| 321 | write_protect); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 322 | break; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 323 | case ACPI_RESOURCE_TYPE_FIXED_MEMORY32: |
| 324 | pnpacpi_parse_allocated_memresource(res_table, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 325 | res->data.fixed_memory32. |
| 326 | address, |
| 327 | res->data.fixed_memory32. |
| 328 | address_length, |
| 329 | res->data.fixed_memory32. |
| 330 | write_protect); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 331 | break; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 332 | case ACPI_RESOURCE_TYPE_ADDRESS16: |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 333 | case ACPI_RESOURCE_TYPE_ADDRESS32: |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 334 | case ACPI_RESOURCE_TYPE_ADDRESS64: |
Bjorn Helgaas | 1acfb7f | 2006-03-28 17:03:00 -0500 | [diff] [blame] | 335 | pnpacpi_parse_allocated_address_space(res_table, res); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 336 | break; |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 337 | |
| 338 | case ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64: |
matthieu castet | 2b8de5f | 2006-08-05 12:15:12 -0700 | [diff] [blame] | 339 | if (res->data.ext_address64.producer_consumer == ACPI_PRODUCER) |
| 340 | return AE_OK; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 341 | break; |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 342 | |
| 343 | case ACPI_RESOURCE_TYPE_EXTENDED_IRQ: |
matthieu castet | 2b8de5f | 2006-08-05 12:15:12 -0700 | [diff] [blame] | 344 | if (res->data.extended_irq.producer_consumer == ACPI_PRODUCER) |
| 345 | return AE_OK; |
| 346 | |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 347 | for (i = 0; i < res->data.extended_irq.interrupt_count; i++) { |
| 348 | pnpacpi_parse_allocated_irqresource(res_table, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 349 | res->data. |
| 350 | extended_irq. |
| 351 | interrupts[i], |
| 352 | res->data. |
| 353 | extended_irq. |
| 354 | triggering, |
| 355 | res->data. |
| 356 | extended_irq. |
| 357 | polarity, |
| 358 | res->data. |
| 359 | extended_irq. |
| 360 | sharable); |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 361 | } |
| 362 | break; |
| 363 | |
| 364 | case ACPI_RESOURCE_TYPE_GENERIC_REGISTER: |
| 365 | break; |
| 366 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 367 | default: |
Len Brown | eca008c | 2005-09-22 00:25:18 -0400 | [diff] [blame] | 368 | pnp_warn("PnPACPI: unknown resource type %d", res->type); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 369 | return AE_ERROR; |
| 370 | } |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 371 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 372 | return AE_OK; |
| 373 | } |
| 374 | |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 375 | acpi_status pnpacpi_parse_allocated_resource(acpi_handle handle, |
| 376 | struct pnp_resource_table * res) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 377 | { |
| 378 | /* Blank the resource table values */ |
| 379 | pnp_init_resource_table(res); |
| 380 | |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 381 | return acpi_walk_resources(handle, METHOD_NAME__CRS, |
| 382 | pnpacpi_allocated_resource, res); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 383 | } |
| 384 | |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 385 | static void pnpacpi_parse_dma_option(struct pnp_option *option, |
| 386 | struct acpi_resource_dma *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 387 | { |
| 388 | int i; |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 389 | struct pnp_dma *dma; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 390 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 391 | if (p->channel_count == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 392 | return; |
Robert P. J. Day | cd86128 | 2006-12-13 00:34:52 -0800 | [diff] [blame] | 393 | dma = kzalloc(sizeof(struct pnp_dma), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 394 | if (!dma) |
| 395 | return; |
| 396 | |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 397 | for (i = 0; i < p->channel_count; i++) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 398 | dma->map |= 1 << p->channels[i]; |
Michael Karcher | 362ea08 | 2007-03-08 23:29:29 -0500 | [diff] [blame] | 399 | |
| 400 | dma->flags = dma_flags(p->type, p->bus_master, p->transfer); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 401 | |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 402 | pnp_register_dma_resource(option, dma); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 403 | return; |
| 404 | } |
| 405 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 406 | static void pnpacpi_parse_irq_option(struct pnp_option *option, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 407 | struct acpi_resource_irq *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 408 | { |
| 409 | int i; |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 410 | struct pnp_irq *irq; |
| 411 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 412 | if (p->interrupt_count == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 413 | return; |
Robert P. J. Day | cd86128 | 2006-12-13 00:34:52 -0800 | [diff] [blame] | 414 | irq = kzalloc(sizeof(struct pnp_irq), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 415 | if (!irq) |
| 416 | return; |
| 417 | |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 418 | for (i = 0; i < p->interrupt_count; i++) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 419 | if (p->interrupts[i]) |
| 420 | __set_bit(p->interrupts[i], irq->map); |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 421 | irq->flags = irq_flags(p->triggering, p->polarity); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 422 | |
| 423 | pnp_register_irq_resource(option, irq); |
| 424 | return; |
| 425 | } |
| 426 | |
| 427 | static void pnpacpi_parse_ext_irq_option(struct pnp_option *option, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 428 | struct acpi_resource_extended_irq *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 429 | { |
| 430 | int i; |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 431 | struct pnp_irq *irq; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 432 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 433 | if (p->interrupt_count == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 434 | return; |
Robert P. J. Day | cd86128 | 2006-12-13 00:34:52 -0800 | [diff] [blame] | 435 | irq = kzalloc(sizeof(struct pnp_irq), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 436 | if (!irq) |
| 437 | return; |
| 438 | |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 439 | for (i = 0; i < p->interrupt_count; i++) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 440 | if (p->interrupts[i]) |
| 441 | __set_bit(p->interrupts[i], irq->map); |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 442 | irq->flags = irq_flags(p->triggering, p->polarity); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 443 | |
| 444 | pnp_register_irq_resource(option, irq); |
| 445 | return; |
| 446 | } |
| 447 | |
| 448 | static void |
| 449 | pnpacpi_parse_port_option(struct pnp_option *option, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 450 | struct acpi_resource_io *io) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 451 | { |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 452 | struct pnp_port *port; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 453 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 454 | if (io->address_length == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 455 | return; |
Robert P. J. Day | cd86128 | 2006-12-13 00:34:52 -0800 | [diff] [blame] | 456 | port = kzalloc(sizeof(struct pnp_port), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 457 | if (!port) |
| 458 | return; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 459 | port->min = io->minimum; |
| 460 | port->max = io->maximum; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 461 | port->align = io->alignment; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 462 | port->size = io->address_length; |
| 463 | port->flags = ACPI_DECODE_16 == io->io_decode ? |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 464 | PNP_PORT_FLAG_16BITADDR : 0; |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 465 | pnp_register_port_resource(option, port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 466 | return; |
| 467 | } |
| 468 | |
| 469 | static void |
| 470 | pnpacpi_parse_fixed_port_option(struct pnp_option *option, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 471 | struct acpi_resource_fixed_io *io) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 472 | { |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 473 | struct pnp_port *port; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 474 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 475 | if (io->address_length == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 476 | return; |
Robert P. J. Day | cd86128 | 2006-12-13 00:34:52 -0800 | [diff] [blame] | 477 | port = kzalloc(sizeof(struct pnp_port), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 478 | if (!port) |
| 479 | return; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 480 | port->min = port->max = io->address; |
| 481 | port->size = io->address_length; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 482 | port->align = 0; |
| 483 | port->flags = PNP_PORT_FLAG_FIXED; |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 484 | pnp_register_port_resource(option, port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 485 | return; |
| 486 | } |
| 487 | |
| 488 | static void |
| 489 | pnpacpi_parse_mem24_option(struct pnp_option *option, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 490 | struct acpi_resource_memory24 *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 491 | { |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 492 | struct pnp_mem *mem; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 493 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 494 | if (p->address_length == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 495 | return; |
Robert P. J. Day | cd86128 | 2006-12-13 00:34:52 -0800 | [diff] [blame] | 496 | mem = kzalloc(sizeof(struct pnp_mem), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 497 | if (!mem) |
| 498 | return; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 499 | mem->min = p->minimum; |
| 500 | mem->max = p->maximum; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 501 | mem->align = p->alignment; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 502 | mem->size = p->address_length; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 503 | |
Bob Moore | 0897831 | 2005-10-21 00:00:00 -0400 | [diff] [blame] | 504 | mem->flags = (ACPI_READ_WRITE_MEMORY == p->write_protect) ? |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 505 | IORESOURCE_MEM_WRITEABLE : 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 506 | |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 507 | pnp_register_mem_resource(option, mem); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 508 | return; |
| 509 | } |
| 510 | |
| 511 | static void |
| 512 | pnpacpi_parse_mem32_option(struct pnp_option *option, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 513 | struct acpi_resource_memory32 *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 514 | { |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 515 | struct pnp_mem *mem; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 516 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 517 | if (p->address_length == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 518 | return; |
Robert P. J. Day | cd86128 | 2006-12-13 00:34:52 -0800 | [diff] [blame] | 519 | mem = kzalloc(sizeof(struct pnp_mem), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 520 | if (!mem) |
| 521 | return; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 522 | mem->min = p->minimum; |
| 523 | mem->max = p->maximum; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 524 | mem->align = p->alignment; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 525 | mem->size = p->address_length; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 526 | |
Bob Moore | 0897831 | 2005-10-21 00:00:00 -0400 | [diff] [blame] | 527 | mem->flags = (ACPI_READ_WRITE_MEMORY == p->write_protect) ? |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 528 | IORESOURCE_MEM_WRITEABLE : 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 529 | |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 530 | pnp_register_mem_resource(option, mem); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 531 | return; |
| 532 | } |
| 533 | |
| 534 | static void |
| 535 | pnpacpi_parse_fixed_mem32_option(struct pnp_option *option, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 536 | struct acpi_resource_fixed_memory32 *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 537 | { |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 538 | struct pnp_mem *mem; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 539 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 540 | if (p->address_length == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 541 | return; |
Robert P. J. Day | cd86128 | 2006-12-13 00:34:52 -0800 | [diff] [blame] | 542 | mem = kzalloc(sizeof(struct pnp_mem), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 543 | if (!mem) |
| 544 | return; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 545 | mem->min = mem->max = p->address; |
| 546 | mem->size = p->address_length; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 547 | mem->align = 0; |
| 548 | |
Bob Moore | 0897831 | 2005-10-21 00:00:00 -0400 | [diff] [blame] | 549 | mem->flags = (ACPI_READ_WRITE_MEMORY == p->write_protect) ? |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 550 | IORESOURCE_MEM_WRITEABLE : 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 551 | |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 552 | pnp_register_mem_resource(option, mem); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 553 | return; |
| 554 | } |
| 555 | |
Bjorn Helgaas | 6f957ea | 2005-09-20 15:26:00 -0400 | [diff] [blame] | 556 | static void |
| 557 | pnpacpi_parse_address_option(struct pnp_option *option, struct acpi_resource *r) |
| 558 | { |
| 559 | struct acpi_resource_address64 addr, *p = &addr; |
| 560 | acpi_status status; |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 561 | struct pnp_mem *mem; |
| 562 | struct pnp_port *port; |
Bjorn Helgaas | 6f957ea | 2005-09-20 15:26:00 -0400 | [diff] [blame] | 563 | |
| 564 | status = acpi_resource_to_address64(r, p); |
| 565 | if (!ACPI_SUCCESS(status)) { |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 566 | pnp_warn("PnPACPI: failed to convert resource type %d", |
| 567 | r->type); |
Bjorn Helgaas | 6f957ea | 2005-09-20 15:26:00 -0400 | [diff] [blame] | 568 | return; |
| 569 | } |
| 570 | |
| 571 | if (p->address_length == 0) |
| 572 | return; |
| 573 | |
| 574 | if (p->resource_type == ACPI_MEMORY_RANGE) { |
Robert P. J. Day | cd86128 | 2006-12-13 00:34:52 -0800 | [diff] [blame] | 575 | mem = kzalloc(sizeof(struct pnp_mem), GFP_KERNEL); |
Bjorn Helgaas | 6f957ea | 2005-09-20 15:26:00 -0400 | [diff] [blame] | 576 | if (!mem) |
| 577 | return; |
Len Brown | ed03f43 | 2006-01-07 03:50:18 -0500 | [diff] [blame] | 578 | mem->min = mem->max = p->minimum; |
Bjorn Helgaas | 6f957ea | 2005-09-20 15:26:00 -0400 | [diff] [blame] | 579 | mem->size = p->address_length; |
| 580 | mem->align = 0; |
Len Brown | ed03f43 | 2006-01-07 03:50:18 -0500 | [diff] [blame] | 581 | mem->flags = (p->info.mem.write_protect == |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 582 | ACPI_READ_WRITE_MEMORY) ? IORESOURCE_MEM_WRITEABLE |
| 583 | : 0; |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 584 | pnp_register_mem_resource(option, mem); |
Bjorn Helgaas | 6f957ea | 2005-09-20 15:26:00 -0400 | [diff] [blame] | 585 | } else if (p->resource_type == ACPI_IO_RANGE) { |
Robert P. J. Day | cd86128 | 2006-12-13 00:34:52 -0800 | [diff] [blame] | 586 | port = kzalloc(sizeof(struct pnp_port), GFP_KERNEL); |
Bjorn Helgaas | 6f957ea | 2005-09-20 15:26:00 -0400 | [diff] [blame] | 587 | if (!port) |
| 588 | return; |
Len Brown | ed03f43 | 2006-01-07 03:50:18 -0500 | [diff] [blame] | 589 | port->min = port->max = p->minimum; |
Bjorn Helgaas | 6f957ea | 2005-09-20 15:26:00 -0400 | [diff] [blame] | 590 | port->size = p->address_length; |
| 591 | port->align = 0; |
| 592 | port->flags = PNP_PORT_FLAG_FIXED; |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 593 | pnp_register_port_resource(option, port); |
Bjorn Helgaas | 6f957ea | 2005-09-20 15:26:00 -0400 | [diff] [blame] | 594 | } |
| 595 | } |
| 596 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 597 | struct acpipnp_parse_option_s { |
| 598 | struct pnp_option *option; |
Matthieu Castet | b008b8d | 2005-03-25 12:03:15 -0500 | [diff] [blame] | 599 | struct pnp_option *option_independent; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 600 | struct pnp_dev *dev; |
| 601 | }; |
| 602 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 603 | static acpi_status pnpacpi_option_resource(struct acpi_resource *res, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 604 | void *data) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 605 | { |
| 606 | int priority = 0; |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 607 | struct acpipnp_parse_option_s *parse_data = |
| 608 | (struct acpipnp_parse_option_s *)data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 609 | struct pnp_dev *dev = parse_data->dev; |
| 610 | struct pnp_option *option = parse_data->option; |
| 611 | |
Len Brown | eca008c | 2005-09-22 00:25:18 -0400 | [diff] [blame] | 612 | switch (res->type) { |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 613 | case ACPI_RESOURCE_TYPE_IRQ: |
| 614 | pnpacpi_parse_irq_option(option, &res->data.irq); |
| 615 | break; |
| 616 | |
| 617 | case ACPI_RESOURCE_TYPE_DMA: |
| 618 | pnpacpi_parse_dma_option(option, &res->data.dma); |
| 619 | break; |
| 620 | |
| 621 | case ACPI_RESOURCE_TYPE_START_DEPENDENT: |
| 622 | switch (res->data.start_dpf.compatibility_priority) { |
| 623 | case ACPI_GOOD_CONFIGURATION: |
| 624 | priority = PNP_RES_PRIORITY_PREFERRED; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 625 | break; |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 626 | |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 627 | case ACPI_ACCEPTABLE_CONFIGURATION: |
| 628 | priority = PNP_RES_PRIORITY_ACCEPTABLE; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 629 | break; |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 630 | |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 631 | case ACPI_SUB_OPTIMAL_CONFIGURATION: |
| 632 | priority = PNP_RES_PRIORITY_FUNCTIONAL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 633 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 634 | default: |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 635 | priority = PNP_RES_PRIORITY_INVALID; |
| 636 | break; |
| 637 | } |
| 638 | /* TBD: Considering performace/robustness bits */ |
| 639 | option = pnp_register_dependent_option(dev, priority); |
| 640 | if (!option) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 641 | return AE_ERROR; |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 642 | parse_data->option = option; |
| 643 | break; |
| 644 | |
| 645 | case ACPI_RESOURCE_TYPE_END_DEPENDENT: |
| 646 | /*only one EndDependentFn is allowed */ |
| 647 | if (!parse_data->option_independent) { |
| 648 | pnp_warn("PnPACPI: more than one EndDependentFn"); |
| 649 | return AE_ERROR; |
| 650 | } |
| 651 | parse_data->option = parse_data->option_independent; |
| 652 | parse_data->option_independent = NULL; |
| 653 | break; |
| 654 | |
| 655 | case ACPI_RESOURCE_TYPE_IO: |
| 656 | pnpacpi_parse_port_option(option, &res->data.io); |
| 657 | break; |
| 658 | |
| 659 | case ACPI_RESOURCE_TYPE_FIXED_IO: |
| 660 | pnpacpi_parse_fixed_port_option(option, &res->data.fixed_io); |
| 661 | break; |
| 662 | |
| 663 | case ACPI_RESOURCE_TYPE_VENDOR: |
| 664 | case ACPI_RESOURCE_TYPE_END_TAG: |
| 665 | break; |
| 666 | |
| 667 | case ACPI_RESOURCE_TYPE_MEMORY24: |
| 668 | pnpacpi_parse_mem24_option(option, &res->data.memory24); |
| 669 | break; |
| 670 | |
| 671 | case ACPI_RESOURCE_TYPE_MEMORY32: |
| 672 | pnpacpi_parse_mem32_option(option, &res->data.memory32); |
| 673 | break; |
| 674 | |
| 675 | case ACPI_RESOURCE_TYPE_FIXED_MEMORY32: |
| 676 | pnpacpi_parse_fixed_mem32_option(option, |
| 677 | &res->data.fixed_memory32); |
| 678 | break; |
| 679 | |
| 680 | case ACPI_RESOURCE_TYPE_ADDRESS16: |
| 681 | case ACPI_RESOURCE_TYPE_ADDRESS32: |
| 682 | case ACPI_RESOURCE_TYPE_ADDRESS64: |
| 683 | pnpacpi_parse_address_option(option, res); |
| 684 | break; |
| 685 | |
| 686 | case ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64: |
| 687 | break; |
| 688 | |
| 689 | case ACPI_RESOURCE_TYPE_EXTENDED_IRQ: |
| 690 | pnpacpi_parse_ext_irq_option(option, &res->data.extended_irq); |
| 691 | break; |
| 692 | |
| 693 | case ACPI_RESOURCE_TYPE_GENERIC_REGISTER: |
| 694 | break; |
| 695 | |
| 696 | default: |
| 697 | pnp_warn("PnPACPI: unknown resource type %d", res->type); |
| 698 | return AE_ERROR; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 699 | } |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 700 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 701 | return AE_OK; |
| 702 | } |
| 703 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 704 | acpi_status pnpacpi_parse_resource_option_data(acpi_handle handle, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 705 | struct pnp_dev * dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 706 | { |
| 707 | acpi_status status; |
| 708 | struct acpipnp_parse_option_s parse_data; |
| 709 | |
| 710 | parse_data.option = pnp_register_independent_option(dev); |
| 711 | if (!parse_data.option) |
| 712 | return AE_ERROR; |
Matthieu Castet | b008b8d | 2005-03-25 12:03:15 -0500 | [diff] [blame] | 713 | parse_data.option_independent = parse_data.option; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 714 | parse_data.dev = dev; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 715 | status = acpi_walk_resources(handle, METHOD_NAME__PRS, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 716 | pnpacpi_option_resource, &parse_data); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 717 | |
| 718 | return status; |
| 719 | } |
| 720 | |
Bjorn Helgaas | b5f2490b | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 721 | static int pnpacpi_supported_resource(struct acpi_resource *res) |
| 722 | { |
| 723 | switch (res->type) { |
| 724 | case ACPI_RESOURCE_TYPE_IRQ: |
| 725 | case ACPI_RESOURCE_TYPE_DMA: |
| 726 | case ACPI_RESOURCE_TYPE_IO: |
| 727 | case ACPI_RESOURCE_TYPE_FIXED_IO: |
| 728 | case ACPI_RESOURCE_TYPE_MEMORY24: |
| 729 | case ACPI_RESOURCE_TYPE_MEMORY32: |
| 730 | case ACPI_RESOURCE_TYPE_FIXED_MEMORY32: |
| 731 | case ACPI_RESOURCE_TYPE_ADDRESS16: |
| 732 | case ACPI_RESOURCE_TYPE_ADDRESS32: |
| 733 | case ACPI_RESOURCE_TYPE_ADDRESS64: |
| 734 | case ACPI_RESOURCE_TYPE_EXTENDED_IRQ: |
| 735 | return 1; |
| 736 | } |
| 737 | return 0; |
| 738 | } |
| 739 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 740 | /* |
| 741 | * Set resource |
| 742 | */ |
| 743 | static acpi_status pnpacpi_count_resources(struct acpi_resource *res, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 744 | void *data) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 745 | { |
| 746 | int *res_cnt = (int *)data; |
Bjorn Helgaas | b5f2490b | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 747 | |
| 748 | if (pnpacpi_supported_resource(res)) |
| 749 | (*res_cnt)++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 750 | return AE_OK; |
| 751 | } |
| 752 | |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 753 | static acpi_status pnpacpi_type_resources(struct acpi_resource *res, void *data) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 754 | { |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 755 | struct acpi_resource **resource = (struct acpi_resource **)data; |
Bjorn Helgaas | b5f2490b | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 756 | |
| 757 | if (pnpacpi_supported_resource(res)) { |
Len Brown | eca008c | 2005-09-22 00:25:18 -0400 | [diff] [blame] | 758 | (*resource)->type = res->type; |
Bjorn Helgaas | b5f2490b | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 759 | (*resource)->length = sizeof(struct acpi_resource); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 760 | (*resource)++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 761 | } |
| 762 | |
| 763 | return AE_OK; |
| 764 | } |
| 765 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 766 | int pnpacpi_build_resource_template(acpi_handle handle, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 767 | struct acpi_buffer *buffer) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 768 | { |
| 769 | struct acpi_resource *resource; |
| 770 | int res_cnt = 0; |
| 771 | acpi_status status; |
| 772 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 773 | status = acpi_walk_resources(handle, METHOD_NAME__CRS, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 774 | pnpacpi_count_resources, &res_cnt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 775 | if (ACPI_FAILURE(status)) { |
| 776 | pnp_err("Evaluate _CRS failed"); |
| 777 | return -EINVAL; |
| 778 | } |
| 779 | if (!res_cnt) |
| 780 | return -EINVAL; |
| 781 | buffer->length = sizeof(struct acpi_resource) * (res_cnt + 1) + 1; |
Robert P. J. Day | cd86128 | 2006-12-13 00:34:52 -0800 | [diff] [blame] | 782 | buffer->pointer = kzalloc(buffer->length - 1, GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 783 | if (!buffer->pointer) |
| 784 | return -ENOMEM; |
| 785 | pnp_dbg("Res cnt %d", res_cnt); |
| 786 | resource = (struct acpi_resource *)buffer->pointer; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 787 | status = acpi_walk_resources(handle, METHOD_NAME__CRS, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 788 | pnpacpi_type_resources, &resource); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 789 | if (ACPI_FAILURE(status)) { |
| 790 | kfree(buffer->pointer); |
| 791 | pnp_err("Evaluate _CRS failed"); |
| 792 | return -EINVAL; |
| 793 | } |
| 794 | /* resource will pointer the end resource now */ |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 795 | resource->type = ACPI_RESOURCE_TYPE_END_TAG; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 796 | |
| 797 | return 0; |
| 798 | } |
| 799 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 800 | static void pnpacpi_encode_irq(struct acpi_resource *resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 801 | struct resource *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 802 | { |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 803 | int triggering, polarity; |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 804 | |
| 805 | decode_irq_flags(p->flags & IORESOURCE_BITS, &triggering, &polarity); |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 806 | resource->data.irq.triggering = triggering; |
| 807 | resource->data.irq.polarity = polarity; |
| 808 | if (triggering == ACPI_EDGE_SENSITIVE) |
| 809 | resource->data.irq.sharable = ACPI_EXCLUSIVE; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 810 | else |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 811 | resource->data.irq.sharable = ACPI_SHARED; |
| 812 | resource->data.irq.interrupt_count = 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 813 | resource->data.irq.interrupts[0] = p->start; |
| 814 | } |
| 815 | |
| 816 | static void pnpacpi_encode_ext_irq(struct acpi_resource *resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 817 | struct resource *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 818 | { |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 819 | int triggering, polarity; |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 820 | |
| 821 | decode_irq_flags(p->flags & IORESOURCE_BITS, &triggering, &polarity); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 822 | resource->data.extended_irq.producer_consumer = ACPI_CONSUMER; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 823 | resource->data.extended_irq.triggering = triggering; |
| 824 | resource->data.extended_irq.polarity = polarity; |
| 825 | if (triggering == ACPI_EDGE_SENSITIVE) |
| 826 | resource->data.irq.sharable = ACPI_EXCLUSIVE; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 827 | else |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 828 | resource->data.irq.sharable = ACPI_SHARED; |
| 829 | resource->data.extended_irq.interrupt_count = 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 830 | resource->data.extended_irq.interrupts[0] = p->start; |
| 831 | } |
| 832 | |
| 833 | static void pnpacpi_encode_dma(struct acpi_resource *resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 834 | struct resource *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 835 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 836 | /* Note: pnp_assign_dma will copy pnp_dma->flags into p->flags */ |
Vojtech Pavlik | ccc4c7b | 2006-04-07 20:00:27 +0200 | [diff] [blame] | 837 | switch (p->flags & IORESOURCE_DMA_SPEED_MASK) { |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 838 | case IORESOURCE_DMA_TYPEA: |
| 839 | resource->data.dma.type = ACPI_TYPE_A; |
| 840 | break; |
| 841 | case IORESOURCE_DMA_TYPEB: |
| 842 | resource->data.dma.type = ACPI_TYPE_B; |
| 843 | break; |
| 844 | case IORESOURCE_DMA_TYPEF: |
| 845 | resource->data.dma.type = ACPI_TYPE_F; |
| 846 | break; |
| 847 | default: |
| 848 | resource->data.dma.type = ACPI_COMPATIBILITY; |
Vojtech Pavlik | ccc4c7b | 2006-04-07 20:00:27 +0200 | [diff] [blame] | 849 | } |
| 850 | |
| 851 | switch (p->flags & IORESOURCE_DMA_TYPE_MASK) { |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 852 | case IORESOURCE_DMA_8BIT: |
| 853 | resource->data.dma.transfer = ACPI_TRANSFER_8; |
| 854 | break; |
| 855 | case IORESOURCE_DMA_8AND16BIT: |
| 856 | resource->data.dma.transfer = ACPI_TRANSFER_8_16; |
| 857 | break; |
| 858 | default: |
| 859 | resource->data.dma.transfer = ACPI_TRANSFER_16; |
Vojtech Pavlik | ccc4c7b | 2006-04-07 20:00:27 +0200 | [diff] [blame] | 860 | } |
| 861 | |
| 862 | resource->data.dma.bus_master = !!(p->flags & IORESOURCE_DMA_MASTER); |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 863 | resource->data.dma.channel_count = 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 864 | resource->data.dma.channels[0] = p->start; |
| 865 | } |
| 866 | |
| 867 | static void pnpacpi_encode_io(struct acpi_resource *resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 868 | struct resource *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 869 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 870 | /* Note: pnp_assign_port will copy pnp_port->flags into p->flags */ |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 871 | resource->data.io.io_decode = (p->flags & PNP_PORT_FLAG_16BITADDR) ? |
| 872 | ACPI_DECODE_16 : ACPI_DECODE_10; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 873 | resource->data.io.minimum = p->start; |
| 874 | resource->data.io.maximum = p->end; |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 875 | resource->data.io.alignment = 0; /* Correct? */ |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 876 | resource->data.io.address_length = p->end - p->start + 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 877 | } |
| 878 | |
| 879 | static void pnpacpi_encode_fixed_io(struct acpi_resource *resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 880 | struct resource *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 881 | { |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 882 | resource->data.fixed_io.address = p->start; |
| 883 | resource->data.fixed_io.address_length = p->end - p->start + 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 884 | } |
| 885 | |
| 886 | static void pnpacpi_encode_mem24(struct acpi_resource *resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 887 | struct resource *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 888 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 889 | /* Note: pnp_assign_mem will copy pnp_mem->flags into p->flags */ |
Bob Moore | 0897831 | 2005-10-21 00:00:00 -0400 | [diff] [blame] | 890 | resource->data.memory24.write_protect = |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 891 | (p->flags & IORESOURCE_MEM_WRITEABLE) ? |
| 892 | ACPI_READ_WRITE_MEMORY : ACPI_READ_ONLY_MEMORY; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 893 | resource->data.memory24.minimum = p->start; |
| 894 | resource->data.memory24.maximum = p->end; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 895 | resource->data.memory24.alignment = 0; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 896 | resource->data.memory24.address_length = p->end - p->start + 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 897 | } |
| 898 | |
| 899 | static void pnpacpi_encode_mem32(struct acpi_resource *resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 900 | struct resource *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 901 | { |
Bob Moore | 0897831 | 2005-10-21 00:00:00 -0400 | [diff] [blame] | 902 | resource->data.memory32.write_protect = |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 903 | (p->flags & IORESOURCE_MEM_WRITEABLE) ? |
| 904 | ACPI_READ_WRITE_MEMORY : ACPI_READ_ONLY_MEMORY; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 905 | resource->data.memory32.minimum = p->start; |
| 906 | resource->data.memory32.maximum = p->end; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 907 | resource->data.memory32.alignment = 0; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 908 | resource->data.memory32.address_length = p->end - p->start + 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 909 | } |
| 910 | |
| 911 | static void pnpacpi_encode_fixed_mem32(struct acpi_resource *resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 912 | struct resource *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 913 | { |
Bob Moore | 0897831 | 2005-10-21 00:00:00 -0400 | [diff] [blame] | 914 | resource->data.fixed_memory32.write_protect = |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 915 | (p->flags & IORESOURCE_MEM_WRITEABLE) ? |
| 916 | ACPI_READ_WRITE_MEMORY : ACPI_READ_ONLY_MEMORY; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 917 | resource->data.fixed_memory32.address = p->start; |
| 918 | resource->data.fixed_memory32.address_length = p->end - p->start + 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 919 | } |
| 920 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 921 | int pnpacpi_encode_resources(struct pnp_resource_table *res_table, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 922 | struct acpi_buffer *buffer) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 923 | { |
| 924 | int i = 0; |
| 925 | /* pnpacpi_build_resource_template allocates extra mem */ |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 926 | int res_cnt = (buffer->length - 1) / sizeof(struct acpi_resource) - 1; |
| 927 | struct acpi_resource *resource = |
| 928 | (struct acpi_resource *)buffer->pointer; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 929 | int port = 0, irq = 0, dma = 0, mem = 0; |
| 930 | |
| 931 | pnp_dbg("res cnt %d", res_cnt); |
| 932 | while (i < res_cnt) { |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 933 | switch (resource->type) { |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 934 | case ACPI_RESOURCE_TYPE_IRQ: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 935 | pnp_dbg("Encode irq"); |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 936 | pnpacpi_encode_irq(resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 937 | &res_table->irq_resource[irq]); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 938 | irq++; |
| 939 | break; |
| 940 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 941 | case ACPI_RESOURCE_TYPE_DMA: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 942 | pnp_dbg("Encode dma"); |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 943 | pnpacpi_encode_dma(resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 944 | &res_table->dma_resource[dma]); |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 945 | dma++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 946 | break; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 947 | case ACPI_RESOURCE_TYPE_IO: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 948 | pnp_dbg("Encode io"); |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 949 | pnpacpi_encode_io(resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 950 | &res_table->port_resource[port]); |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 951 | port++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 952 | break; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 953 | case ACPI_RESOURCE_TYPE_FIXED_IO: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 954 | pnp_dbg("Encode fixed io"); |
| 955 | pnpacpi_encode_fixed_io(resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 956 | &res_table-> |
| 957 | port_resource[port]); |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 958 | port++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 959 | break; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 960 | case ACPI_RESOURCE_TYPE_MEMORY24: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 961 | pnp_dbg("Encode mem24"); |
| 962 | pnpacpi_encode_mem24(resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 963 | &res_table->mem_resource[mem]); |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 964 | mem++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 965 | break; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 966 | case ACPI_RESOURCE_TYPE_MEMORY32: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 967 | pnp_dbg("Encode mem32"); |
| 968 | pnpacpi_encode_mem32(resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 969 | &res_table->mem_resource[mem]); |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 970 | mem++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 971 | break; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 972 | case ACPI_RESOURCE_TYPE_FIXED_MEMORY32: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 973 | pnp_dbg("Encode fixed mem32"); |
| 974 | pnpacpi_encode_fixed_mem32(resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 975 | &res_table-> |
| 976 | mem_resource[mem]); |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 977 | mem++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 978 | break; |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 979 | case ACPI_RESOURCE_TYPE_EXTENDED_IRQ: |
| 980 | pnp_dbg("Encode ext irq"); |
| 981 | pnpacpi_encode_ext_irq(resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 982 | &res_table->irq_resource[irq]); |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 983 | irq++; |
| 984 | break; |
| 985 | case ACPI_RESOURCE_TYPE_START_DEPENDENT: |
| 986 | case ACPI_RESOURCE_TYPE_END_DEPENDENT: |
| 987 | case ACPI_RESOURCE_TYPE_VENDOR: |
| 988 | case ACPI_RESOURCE_TYPE_END_TAG: |
| 989 | case ACPI_RESOURCE_TYPE_ADDRESS16: |
| 990 | case ACPI_RESOURCE_TYPE_ADDRESS32: |
| 991 | case ACPI_RESOURCE_TYPE_ADDRESS64: |
| 992 | case ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64: |
| 993 | case ACPI_RESOURCE_TYPE_GENERIC_REGISTER: |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame^] | 994 | default: /* other type */ |
Len Brown | eca008c | 2005-09-22 00:25:18 -0400 | [diff] [blame] | 995 | pnp_warn("unknown resource type %d", resource->type); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 996 | return -EINVAL; |
| 997 | } |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 998 | resource++; |
| 999 | i++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1000 | } |
| 1001 | return 0; |
| 1002 | } |