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1da177e4 LT |
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> | |
50eca3eb | 6 | * |
1da177e4 LT |
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 | */ | |
50eca3eb | 35 | static int irq_flags(int triggering, int polarity) |
1da177e4 | 36 | { |
50eca3eb | 37 | if (triggering == ACPI_LEVEL_SENSITIVE) { |
1c6e7d0a | 38 | if (polarity == ACPI_ACTIVE_LOW) |
4cec086b | 39 | return IORESOURCE_IRQ_LOWLEVEL; |
1da177e4 | 40 | else |
4cec086b | 41 | return IORESOURCE_IRQ_HIGHLEVEL; |
9dd78466 | 42 | } else { |
1c6e7d0a | 43 | if (polarity == ACPI_ACTIVE_LOW) |
4cec086b | 44 | return IORESOURCE_IRQ_LOWEDGE; |
1da177e4 | 45 | else |
4cec086b | 46 | return IORESOURCE_IRQ_HIGHEDGE; |
1da177e4 | 47 | } |
1da177e4 LT |
48 | } |
49 | ||
50eca3eb | 50 | static void decode_irq_flags(int flag, int *triggering, int *polarity) |
1da177e4 LT |
51 | { |
52 | switch (flag) { | |
53 | case IORESOURCE_IRQ_LOWLEVEL: | |
50eca3eb BM |
54 | *triggering = ACPI_LEVEL_SENSITIVE; |
55 | *polarity = ACPI_ACTIVE_LOW; | |
1da177e4 | 56 | break; |
1c6e7d0a | 57 | case IORESOURCE_IRQ_HIGHLEVEL: |
50eca3eb BM |
58 | *triggering = ACPI_LEVEL_SENSITIVE; |
59 | *polarity = ACPI_ACTIVE_HIGH; | |
1da177e4 LT |
60 | break; |
61 | case IORESOURCE_IRQ_LOWEDGE: | |
50eca3eb BM |
62 | *triggering = ACPI_EDGE_SENSITIVE; |
63 | *polarity = ACPI_ACTIVE_LOW; | |
1da177e4 LT |
64 | break; |
65 | case IORESOURCE_IRQ_HIGHEDGE: | |
50eca3eb BM |
66 | *triggering = ACPI_EDGE_SENSITIVE; |
67 | *polarity = ACPI_ACTIVE_HIGH; | |
1da177e4 LT |
68 | break; |
69 | } | |
70 | } | |
71 | ||
07d4e9af BH |
72 | static void pnpacpi_parse_allocated_irqresource(struct pnp_resource_table *res, |
73 | u32 gsi, int triggering, | |
74 | int polarity, int shareable) | |
1da177e4 LT |
75 | { |
76 | int i = 0; | |
dbed12da | 77 | int irq; |
61fd47e0 | 78 | int p, t; |
66a21736 | 79 | static unsigned char warned; |
dbed12da BH |
80 | |
81 | if (!valid_IRQ(gsi)) | |
82 | return; | |
83 | ||
1da177e4 | 84 | while (!(res->irq_resource[i].flags & IORESOURCE_UNSET) && |
9dd78466 | 85 | i < PNP_MAX_IRQ) |
1da177e4 | 86 | i++; |
0093cb11 LB |
87 | if (i >= PNP_MAX_IRQ) { |
88 | if (!warned) { | |
89 | printk(KERN_WARNING "pnpacpi: exceeded the max number" | |
90 | " of IRQ resources: %d\n", PNP_MAX_IRQ); | |
91 | warned = 1; | |
92 | } | |
dbed12da | 93 | return; |
a7839e96 | 94 | } |
61fd47e0 SL |
95 | /* |
96 | * in IO-APIC mode, use overrided attribute. Two reasons: | |
97 | * 1. BIOS bug in DSDT | |
98 | * 2. BIOS uses IO-APIC mode Interrupt Source Override | |
99 | */ | |
100 | if (!acpi_get_override_irq(gsi, &t, &p)) { | |
101 | t = t ? ACPI_LEVEL_SENSITIVE : ACPI_EDGE_SENSITIVE; | |
102 | p = p ? ACPI_ACTIVE_LOW : ACPI_ACTIVE_HIGH; | |
103 | ||
104 | if (triggering != t || polarity != p) { | |
105 | pnp_warn("IRQ %d override to %s, %s", | |
106 | gsi, t ? "edge":"level", p ? "low":"high"); | |
107 | triggering = t; | |
108 | polarity = p; | |
109 | } | |
110 | } | |
111 | ||
9dd78466 | 112 | res->irq_resource[i].flags = IORESOURCE_IRQ; // Also clears _UNSET flag |
362ea087 | 113 | res->irq_resource[i].flags |= irq_flags(triggering, polarity); |
50eca3eb | 114 | irq = acpi_register_gsi(gsi, triggering, polarity); |
dbed12da BH |
115 | if (irq < 0) { |
116 | res->irq_resource[i].flags |= IORESOURCE_DISABLED; | |
117 | return; | |
1da177e4 | 118 | } |
dbed12da | 119 | |
c32928c5 BH |
120 | if (shareable) |
121 | res->irq_resource[i].flags |= IORESOURCE_IRQ_SHAREABLE; | |
122 | ||
dbed12da BH |
123 | res->irq_resource[i].start = irq; |
124 | res->irq_resource[i].end = irq; | |
125 | pcibios_penalize_isa_irq(irq, 1); | |
1da177e4 LT |
126 | } |
127 | ||
362ea087 MK |
128 | static int dma_flags(int type, int bus_master, int transfer) |
129 | { | |
130 | int flags = 0; | |
131 | ||
132 | if (bus_master) | |
133 | flags |= IORESOURCE_DMA_MASTER; | |
134 | switch (type) { | |
135 | case ACPI_COMPATIBILITY: | |
136 | flags |= IORESOURCE_DMA_COMPATIBLE; | |
137 | break; | |
138 | case ACPI_TYPE_A: | |
139 | flags |= IORESOURCE_DMA_TYPEA; | |
140 | break; | |
141 | case ACPI_TYPE_B: | |
142 | flags |= IORESOURCE_DMA_TYPEB; | |
143 | break; | |
144 | case ACPI_TYPE_F: | |
145 | flags |= IORESOURCE_DMA_TYPEF; | |
146 | break; | |
147 | default: | |
148 | /* Set a default value ? */ | |
149 | flags |= IORESOURCE_DMA_COMPATIBLE; | |
150 | pnp_err("Invalid DMA type"); | |
151 | } | |
152 | switch (transfer) { | |
153 | case ACPI_TRANSFER_8: | |
154 | flags |= IORESOURCE_DMA_8BIT; | |
155 | break; | |
156 | case ACPI_TRANSFER_8_16: | |
157 | flags |= IORESOURCE_DMA_8AND16BIT; | |
158 | break; | |
159 | case ACPI_TRANSFER_16: | |
160 | flags |= IORESOURCE_DMA_16BIT; | |
161 | break; | |
162 | default: | |
163 | /* Set a default value ? */ | |
164 | flags |= IORESOURCE_DMA_8AND16BIT; | |
165 | pnp_err("Invalid DMA transfer type"); | |
166 | } | |
167 | ||
168 | return flags; | |
169 | } | |
170 | ||
07d4e9af BH |
171 | static void pnpacpi_parse_allocated_dmaresource(struct pnp_resource_table *res, |
172 | u32 dma, int type, | |
173 | int bus_master, int transfer) | |
1da177e4 LT |
174 | { |
175 | int i = 0; | |
66a21736 | 176 | static unsigned char warned; |
07d4e9af | 177 | |
0dec63ba | 178 | while (i < PNP_MAX_DMA && |
9dd78466 | 179 | !(res->dma_resource[i].flags & IORESOURCE_UNSET)) |
1da177e4 LT |
180 | i++; |
181 | if (i < PNP_MAX_DMA) { | |
9dd78466 BH |
182 | res->dma_resource[i].flags = IORESOURCE_DMA; // Also clears _UNSET flag |
183 | res->dma_resource[i].flags |= | |
184 | dma_flags(type, bus_master, transfer); | |
1da177e4 LT |
185 | if (dma == -1) { |
186 | res->dma_resource[i].flags |= IORESOURCE_DISABLED; | |
187 | return; | |
188 | } | |
dbed12da BH |
189 | res->dma_resource[i].start = dma; |
190 | res->dma_resource[i].end = dma; | |
66a21736 | 191 | } else if (!warned) { |
33fd7afd | 192 | printk(KERN_WARNING "pnpacpi: exceeded the max number of DMA " |
a7839e96 | 193 | "resources: %d \n", PNP_MAX_DMA); |
66a21736 | 194 | warned = 1; |
1da177e4 LT |
195 | } |
196 | } | |
197 | ||
07d4e9af BH |
198 | static void pnpacpi_parse_allocated_ioresource(struct pnp_resource_table *res, |
199 | u64 io, u64 len, int io_decode) | |
1da177e4 LT |
200 | { |
201 | int i = 0; | |
66a21736 | 202 | static unsigned char warned; |
07d4e9af | 203 | |
1da177e4 | 204 | while (!(res->port_resource[i].flags & IORESOURCE_UNSET) && |
9dd78466 | 205 | i < PNP_MAX_PORT) |
1da177e4 LT |
206 | i++; |
207 | if (i < PNP_MAX_PORT) { | |
9dd78466 | 208 | res->port_resource[i].flags = IORESOURCE_IO; // Also clears _UNSET flag |
362ea087 MK |
209 | if (io_decode == ACPI_DECODE_16) |
210 | res->port_resource[i].flags |= PNP_PORT_FLAG_16BITADDR; | |
9dd78466 | 211 | if (len <= 0 || (io + len - 1) >= 0x10003) { |
1da177e4 LT |
212 | res->port_resource[i].flags |= IORESOURCE_DISABLED; |
213 | return; | |
214 | } | |
dbed12da BH |
215 | res->port_resource[i].start = io; |
216 | res->port_resource[i].end = io + len - 1; | |
66a21736 | 217 | } else if (!warned) { |
33fd7afd | 218 | printk(KERN_WARNING "pnpacpi: exceeded the max number of IO " |
a7839e96 | 219 | "resources: %d \n", PNP_MAX_PORT); |
efe7cf2d | 220 | warned = 1; |
1da177e4 LT |
221 | } |
222 | } | |
223 | ||
07d4e9af BH |
224 | static void pnpacpi_parse_allocated_memresource(struct pnp_resource_table *res, |
225 | u64 mem, u64 len, | |
226 | int write_protect) | |
1da177e4 LT |
227 | { |
228 | int i = 0; | |
66a21736 | 229 | static unsigned char warned; |
07d4e9af | 230 | |
1da177e4 | 231 | while (!(res->mem_resource[i].flags & IORESOURCE_UNSET) && |
9dd78466 | 232 | (i < PNP_MAX_MEM)) |
1da177e4 LT |
233 | i++; |
234 | if (i < PNP_MAX_MEM) { | |
9dd78466 | 235 | res->mem_resource[i].flags = IORESOURCE_MEM; // Also clears _UNSET flag |
1da177e4 LT |
236 | if (len <= 0) { |
237 | res->mem_resource[i].flags |= IORESOURCE_DISABLED; | |
238 | return; | |
239 | } | |
9dd78466 | 240 | if (write_protect == ACPI_READ_WRITE_MEMORY) |
362ea087 MK |
241 | res->mem_resource[i].flags |= IORESOURCE_MEM_WRITEABLE; |
242 | ||
dbed12da BH |
243 | res->mem_resource[i].start = mem; |
244 | res->mem_resource[i].end = mem + len - 1; | |
66a21736 | 245 | } else if (!warned) { |
33fd7afd | 246 | printk(KERN_WARNING "pnpacpi: exceeded the max number of mem " |
a7839e96 | 247 | "resources: %d\n", PNP_MAX_MEM); |
efe7cf2d | 248 | warned = 1; |
1da177e4 LT |
249 | } |
250 | } | |
251 | ||
07d4e9af BH |
252 | static void pnpacpi_parse_allocated_address_space(struct pnp_resource_table *res_table, |
253 | struct acpi_resource *res) | |
1acfb7f2 BH |
254 | { |
255 | struct acpi_resource_address64 addr, *p = &addr; | |
256 | acpi_status status; | |
257 | ||
258 | status = acpi_resource_to_address64(res, p); | |
259 | if (!ACPI_SUCCESS(status)) { | |
260 | pnp_warn("PnPACPI: failed to convert resource type %d", | |
9dd78466 | 261 | res->type); |
1acfb7f2 BH |
262 | return; |
263 | } | |
264 | ||
2b8de5f5 MC |
265 | if (p->producer_consumer == ACPI_PRODUCER) |
266 | return; | |
267 | ||
1acfb7f2 BH |
268 | if (p->resource_type == ACPI_MEMORY_RANGE) |
269 | pnpacpi_parse_allocated_memresource(res_table, | |
07d4e9af BH |
270 | p->minimum, p->address_length, |
271 | p->info.mem.write_protect); | |
1acfb7f2 BH |
272 | else if (p->resource_type == ACPI_IO_RANGE) |
273 | pnpacpi_parse_allocated_ioresource(res_table, | |
07d4e9af BH |
274 | p->minimum, p->address_length, |
275 | p->granularity == 0xfff ? ACPI_DECODE_10 : | |
276 | ACPI_DECODE_16); | |
1acfb7f2 | 277 | } |
1da177e4 LT |
278 | |
279 | static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res, | |
9dd78466 | 280 | void *data) |
1da177e4 | 281 | { |
4721a4cc | 282 | struct pnp_resource_table *res_table = data; |
dbed12da | 283 | int i; |
1da177e4 | 284 | |
eca008c8 | 285 | switch (res->type) { |
50eca3eb | 286 | case ACPI_RESOURCE_TYPE_IRQ: |
dbed12da BH |
287 | /* |
288 | * Per spec, only one interrupt per descriptor is allowed in | |
289 | * _CRS, but some firmware violates this, so parse them all. | |
290 | */ | |
50eca3eb | 291 | for (i = 0; i < res->data.irq.interrupt_count; i++) { |
dbed12da | 292 | pnpacpi_parse_allocated_irqresource(res_table, |
07d4e9af BH |
293 | res->data.irq.interrupts[i], |
294 | res->data.irq.triggering, | |
295 | res->data.irq.polarity, | |
296 | res->data.irq.sharable); | |
1da177e4 LT |
297 | } |
298 | break; | |
299 | ||
50eca3eb BM |
300 | case ACPI_RESOURCE_TYPE_DMA: |
301 | if (res->data.dma.channel_count > 0) | |
302 | pnpacpi_parse_allocated_dmaresource(res_table, | |
07d4e9af BH |
303 | res->data.dma.channels[0], |
304 | res->data.dma.type, | |
305 | res->data.dma.bus_master, | |
306 | res->data.dma.transfer); | |
1da177e4 | 307 | break; |
0af5853b | 308 | |
50eca3eb BM |
309 | case ACPI_RESOURCE_TYPE_IO: |
310 | pnpacpi_parse_allocated_ioresource(res_table, | |
07d4e9af BH |
311 | res->data.io.minimum, |
312 | res->data.io.address_length, | |
313 | res->data.io.io_decode); | |
1da177e4 | 314 | break; |
0af5853b LB |
315 | |
316 | case ACPI_RESOURCE_TYPE_START_DEPENDENT: | |
317 | case ACPI_RESOURCE_TYPE_END_DEPENDENT: | |
318 | break; | |
319 | ||
50eca3eb BM |
320 | case ACPI_RESOURCE_TYPE_FIXED_IO: |
321 | pnpacpi_parse_allocated_ioresource(res_table, | |
07d4e9af BH |
322 | res->data.fixed_io.address, |
323 | res->data.fixed_io.address_length, | |
324 | ACPI_DECODE_10); | |
1da177e4 | 325 | break; |
0af5853b LB |
326 | |
327 | case ACPI_RESOURCE_TYPE_VENDOR: | |
328 | break; | |
329 | ||
330 | case ACPI_RESOURCE_TYPE_END_TAG: | |
331 | break; | |
332 | ||
50eca3eb BM |
333 | case ACPI_RESOURCE_TYPE_MEMORY24: |
334 | pnpacpi_parse_allocated_memresource(res_table, | |
07d4e9af BH |
335 | res->data.memory24.minimum, |
336 | res->data.memory24.address_length, | |
337 | res->data.memory24.write_protect); | |
1da177e4 | 338 | break; |
50eca3eb BM |
339 | case ACPI_RESOURCE_TYPE_MEMORY32: |
340 | pnpacpi_parse_allocated_memresource(res_table, | |
07d4e9af BH |
341 | res->data.memory32.minimum, |
342 | res->data.memory32.address_length, | |
343 | res->data.memory32.write_protect); | |
1da177e4 | 344 | break; |
50eca3eb BM |
345 | case ACPI_RESOURCE_TYPE_FIXED_MEMORY32: |
346 | pnpacpi_parse_allocated_memresource(res_table, | |
07d4e9af BH |
347 | res->data.fixed_memory32.address, |
348 | res->data.fixed_memory32.address_length, | |
349 | res->data.fixed_memory32.write_protect); | |
1da177e4 | 350 | break; |
50eca3eb | 351 | case ACPI_RESOURCE_TYPE_ADDRESS16: |
50eca3eb | 352 | case ACPI_RESOURCE_TYPE_ADDRESS32: |
50eca3eb | 353 | case ACPI_RESOURCE_TYPE_ADDRESS64: |
1acfb7f2 | 354 | pnpacpi_parse_allocated_address_space(res_table, res); |
1da177e4 | 355 | break; |
0af5853b LB |
356 | |
357 | case ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64: | |
2b8de5f5 MC |
358 | if (res->data.ext_address64.producer_consumer == ACPI_PRODUCER) |
359 | return AE_OK; | |
0af5853b LB |
360 | break; |
361 | ||
362 | case ACPI_RESOURCE_TYPE_EXTENDED_IRQ: | |
2b8de5f5 MC |
363 | if (res->data.extended_irq.producer_consumer == ACPI_PRODUCER) |
364 | return AE_OK; | |
365 | ||
0af5853b LB |
366 | for (i = 0; i < res->data.extended_irq.interrupt_count; i++) { |
367 | pnpacpi_parse_allocated_irqresource(res_table, | |
07d4e9af BH |
368 | res->data.extended_irq.interrupts[i], |
369 | res->data.extended_irq.triggering, | |
370 | res->data.extended_irq.polarity, | |
371 | res->data.extended_irq.sharable); | |
0af5853b LB |
372 | } |
373 | break; | |
374 | ||
375 | case ACPI_RESOURCE_TYPE_GENERIC_REGISTER: | |
1da177e4 | 376 | break; |
0af5853b | 377 | |
1da177e4 | 378 | default: |
eca008c8 | 379 | pnp_warn("PnPACPI: unknown resource type %d", res->type); |
1da177e4 LT |
380 | return AE_ERROR; |
381 | } | |
1c6e7d0a | 382 | |
1da177e4 LT |
383 | return AE_OK; |
384 | } | |
385 | ||
9dd78466 BH |
386 | acpi_status pnpacpi_parse_allocated_resource(acpi_handle handle, |
387 | struct pnp_resource_table * res) | |
1da177e4 LT |
388 | { |
389 | /* Blank the resource table values */ | |
390 | pnp_init_resource_table(res); | |
391 | ||
9dd78466 BH |
392 | return acpi_walk_resources(handle, METHOD_NAME__CRS, |
393 | pnpacpi_allocated_resource, res); | |
1da177e4 LT |
394 | } |
395 | ||
2bb9a6b3 TR |
396 | static __init void pnpacpi_parse_dma_option(struct pnp_option *option, |
397 | struct acpi_resource_dma *p) | |
1da177e4 LT |
398 | { |
399 | int i; | |
9dd78466 | 400 | struct pnp_dma *dma; |
1da177e4 | 401 | |
50eca3eb | 402 | if (p->channel_count == 0) |
1da177e4 | 403 | return; |
cd861280 | 404 | dma = kzalloc(sizeof(struct pnp_dma), GFP_KERNEL); |
1da177e4 LT |
405 | if (!dma) |
406 | return; | |
407 | ||
9dd78466 | 408 | for (i = 0; i < p->channel_count; i++) |
1da177e4 | 409 | dma->map |= 1 << p->channels[i]; |
362ea087 MK |
410 | |
411 | dma->flags = dma_flags(p->type, p->bus_master, p->transfer); | |
1da177e4 | 412 | |
1c6e7d0a | 413 | pnp_register_dma_resource(option, dma); |
1da177e4 LT |
414 | } |
415 | ||
2bb9a6b3 TR |
416 | static __init void pnpacpi_parse_irq_option(struct pnp_option *option, |
417 | struct acpi_resource_irq *p) | |
1da177e4 LT |
418 | { |
419 | int i; | |
1c6e7d0a BH |
420 | struct pnp_irq *irq; |
421 | ||
50eca3eb | 422 | if (p->interrupt_count == 0) |
1da177e4 | 423 | return; |
cd861280 | 424 | irq = kzalloc(sizeof(struct pnp_irq), GFP_KERNEL); |
1da177e4 LT |
425 | if (!irq) |
426 | return; | |
427 | ||
9dd78466 | 428 | for (i = 0; i < p->interrupt_count; i++) |
1da177e4 LT |
429 | if (p->interrupts[i]) |
430 | __set_bit(p->interrupts[i], irq->map); | |
50eca3eb | 431 | irq->flags = irq_flags(p->triggering, p->polarity); |
1da177e4 LT |
432 | |
433 | pnp_register_irq_resource(option, irq); | |
1da177e4 LT |
434 | } |
435 | ||
2bb9a6b3 TR |
436 | static __init void pnpacpi_parse_ext_irq_option(struct pnp_option *option, |
437 | struct acpi_resource_extended_irq *p) | |
1da177e4 LT |
438 | { |
439 | int i; | |
1c6e7d0a | 440 | struct pnp_irq *irq; |
1da177e4 | 441 | |
50eca3eb | 442 | if (p->interrupt_count == 0) |
1da177e4 | 443 | return; |
cd861280 | 444 | irq = kzalloc(sizeof(struct pnp_irq), GFP_KERNEL); |
1da177e4 LT |
445 | if (!irq) |
446 | return; | |
447 | ||
9dd78466 | 448 | for (i = 0; i < p->interrupt_count; i++) |
1da177e4 LT |
449 | if (p->interrupts[i]) |
450 | __set_bit(p->interrupts[i], irq->map); | |
50eca3eb | 451 | irq->flags = irq_flags(p->triggering, p->polarity); |
1da177e4 LT |
452 | |
453 | pnp_register_irq_resource(option, irq); | |
1da177e4 LT |
454 | } |
455 | ||
2bb9a6b3 TR |
456 | static __init void pnpacpi_parse_port_option(struct pnp_option *option, |
457 | struct acpi_resource_io *io) | |
1da177e4 | 458 | { |
1c6e7d0a | 459 | struct pnp_port *port; |
1da177e4 | 460 | |
50eca3eb | 461 | if (io->address_length == 0) |
1da177e4 | 462 | return; |
cd861280 | 463 | port = kzalloc(sizeof(struct pnp_port), GFP_KERNEL); |
1da177e4 LT |
464 | if (!port) |
465 | return; | |
50eca3eb BM |
466 | port->min = io->minimum; |
467 | port->max = io->maximum; | |
1da177e4 | 468 | port->align = io->alignment; |
50eca3eb BM |
469 | port->size = io->address_length; |
470 | port->flags = ACPI_DECODE_16 == io->io_decode ? | |
9dd78466 | 471 | PNP_PORT_FLAG_16BITADDR : 0; |
1c6e7d0a | 472 | pnp_register_port_resource(option, port); |
1da177e4 LT |
473 | } |
474 | ||
2bb9a6b3 TR |
475 | static __init void pnpacpi_parse_fixed_port_option(struct pnp_option *option, |
476 | struct acpi_resource_fixed_io *io) | |
1da177e4 | 477 | { |
1c6e7d0a | 478 | struct pnp_port *port; |
1da177e4 | 479 | |
50eca3eb | 480 | if (io->address_length == 0) |
1da177e4 | 481 | return; |
cd861280 | 482 | port = kzalloc(sizeof(struct pnp_port), GFP_KERNEL); |
1da177e4 LT |
483 | if (!port) |
484 | return; | |
50eca3eb BM |
485 | port->min = port->max = io->address; |
486 | port->size = io->address_length; | |
1da177e4 LT |
487 | port->align = 0; |
488 | port->flags = PNP_PORT_FLAG_FIXED; | |
1c6e7d0a | 489 | pnp_register_port_resource(option, port); |
1da177e4 LT |
490 | } |
491 | ||
2bb9a6b3 TR |
492 | static __init void pnpacpi_parse_mem24_option(struct pnp_option *option, |
493 | struct acpi_resource_memory24 *p) | |
1da177e4 | 494 | { |
1c6e7d0a | 495 | struct pnp_mem *mem; |
1da177e4 | 496 | |
50eca3eb | 497 | if (p->address_length == 0) |
1da177e4 | 498 | return; |
cd861280 | 499 | mem = kzalloc(sizeof(struct pnp_mem), GFP_KERNEL); |
1da177e4 LT |
500 | if (!mem) |
501 | return; | |
50eca3eb BM |
502 | mem->min = p->minimum; |
503 | mem->max = p->maximum; | |
1da177e4 | 504 | mem->align = p->alignment; |
50eca3eb | 505 | mem->size = p->address_length; |
1da177e4 | 506 | |
0897831b | 507 | mem->flags = (ACPI_READ_WRITE_MEMORY == p->write_protect) ? |
9dd78466 | 508 | IORESOURCE_MEM_WRITEABLE : 0; |
1da177e4 | 509 | |
1c6e7d0a | 510 | pnp_register_mem_resource(option, mem); |
1da177e4 LT |
511 | } |
512 | ||
2bb9a6b3 TR |
513 | static __init void pnpacpi_parse_mem32_option(struct pnp_option *option, |
514 | struct acpi_resource_memory32 *p) | |
1da177e4 | 515 | { |
1c6e7d0a | 516 | struct pnp_mem *mem; |
1da177e4 | 517 | |
50eca3eb | 518 | if (p->address_length == 0) |
1da177e4 | 519 | return; |
cd861280 | 520 | mem = kzalloc(sizeof(struct pnp_mem), GFP_KERNEL); |
1da177e4 LT |
521 | if (!mem) |
522 | return; | |
50eca3eb BM |
523 | mem->min = p->minimum; |
524 | mem->max = p->maximum; | |
1da177e4 | 525 | mem->align = p->alignment; |
50eca3eb | 526 | mem->size = p->address_length; |
1da177e4 | 527 | |
0897831b | 528 | mem->flags = (ACPI_READ_WRITE_MEMORY == p->write_protect) ? |
9dd78466 | 529 | IORESOURCE_MEM_WRITEABLE : 0; |
1da177e4 | 530 | |
1c6e7d0a | 531 | pnp_register_mem_resource(option, mem); |
1da177e4 LT |
532 | } |
533 | ||
2bb9a6b3 TR |
534 | static __init void pnpacpi_parse_fixed_mem32_option(struct pnp_option *option, |
535 | struct acpi_resource_fixed_memory32 *p) | |
1da177e4 | 536 | { |
1c6e7d0a | 537 | struct pnp_mem *mem; |
1da177e4 | 538 | |
50eca3eb | 539 | if (p->address_length == 0) |
1da177e4 | 540 | return; |
cd861280 | 541 | mem = kzalloc(sizeof(struct pnp_mem), GFP_KERNEL); |
1da177e4 LT |
542 | if (!mem) |
543 | return; | |
50eca3eb BM |
544 | mem->min = mem->max = p->address; |
545 | mem->size = p->address_length; | |
1da177e4 LT |
546 | mem->align = 0; |
547 | ||
0897831b | 548 | mem->flags = (ACPI_READ_WRITE_MEMORY == p->write_protect) ? |
9dd78466 | 549 | IORESOURCE_MEM_WRITEABLE : 0; |
1da177e4 | 550 | |
1c6e7d0a | 551 | pnp_register_mem_resource(option, mem); |
1da177e4 LT |
552 | } |
553 | ||
2bb9a6b3 TR |
554 | static __init void pnpacpi_parse_address_option(struct pnp_option *option, |
555 | struct acpi_resource *r) | |
6f957eaf BH |
556 | { |
557 | struct acpi_resource_address64 addr, *p = &addr; | |
558 | acpi_status status; | |
1c6e7d0a BH |
559 | struct pnp_mem *mem; |
560 | struct pnp_port *port; | |
6f957eaf BH |
561 | |
562 | status = acpi_resource_to_address64(r, p); | |
563 | if (!ACPI_SUCCESS(status)) { | |
9dd78466 BH |
564 | pnp_warn("PnPACPI: failed to convert resource type %d", |
565 | r->type); | |
6f957eaf BH |
566 | return; |
567 | } | |
568 | ||
569 | if (p->address_length == 0) | |
570 | return; | |
571 | ||
572 | if (p->resource_type == ACPI_MEMORY_RANGE) { | |
cd861280 | 573 | mem = kzalloc(sizeof(struct pnp_mem), GFP_KERNEL); |
6f957eaf BH |
574 | if (!mem) |
575 | return; | |
ed03f430 | 576 | mem->min = mem->max = p->minimum; |
6f957eaf BH |
577 | mem->size = p->address_length; |
578 | mem->align = 0; | |
ed03f430 | 579 | mem->flags = (p->info.mem.write_protect == |
9dd78466 BH |
580 | ACPI_READ_WRITE_MEMORY) ? IORESOURCE_MEM_WRITEABLE |
581 | : 0; | |
1c6e7d0a | 582 | pnp_register_mem_resource(option, mem); |
6f957eaf | 583 | } else if (p->resource_type == ACPI_IO_RANGE) { |
cd861280 | 584 | port = kzalloc(sizeof(struct pnp_port), GFP_KERNEL); |
6f957eaf BH |
585 | if (!port) |
586 | return; | |
ed03f430 | 587 | port->min = port->max = p->minimum; |
6f957eaf BH |
588 | port->size = p->address_length; |
589 | port->align = 0; | |
590 | port->flags = PNP_PORT_FLAG_FIXED; | |
1c6e7d0a | 591 | pnp_register_port_resource(option, port); |
6f957eaf BH |
592 | } |
593 | } | |
594 | ||
1da177e4 LT |
595 | struct acpipnp_parse_option_s { |
596 | struct pnp_option *option; | |
b008b8d7 | 597 | struct pnp_option *option_independent; |
1da177e4 LT |
598 | struct pnp_dev *dev; |
599 | }; | |
600 | ||
2bb9a6b3 TR |
601 | static __init acpi_status pnpacpi_option_resource(struct acpi_resource *res, |
602 | void *data) | |
1da177e4 LT |
603 | { |
604 | int priority = 0; | |
4721a4cc | 605 | struct acpipnp_parse_option_s *parse_data = data; |
1da177e4 LT |
606 | struct pnp_dev *dev = parse_data->dev; |
607 | struct pnp_option *option = parse_data->option; | |
608 | ||
eca008c8 | 609 | switch (res->type) { |
9dd78466 BH |
610 | case ACPI_RESOURCE_TYPE_IRQ: |
611 | pnpacpi_parse_irq_option(option, &res->data.irq); | |
612 | break; | |
0af5853b | 613 | |
9dd78466 BH |
614 | case ACPI_RESOURCE_TYPE_DMA: |
615 | pnpacpi_parse_dma_option(option, &res->data.dma); | |
616 | break; | |
0af5853b | 617 | |
9dd78466 BH |
618 | case ACPI_RESOURCE_TYPE_START_DEPENDENT: |
619 | switch (res->data.start_dpf.compatibility_priority) { | |
620 | case ACPI_GOOD_CONFIGURATION: | |
621 | priority = PNP_RES_PRIORITY_PREFERRED; | |
1da177e4 | 622 | break; |
0af5853b | 623 | |
9dd78466 BH |
624 | case ACPI_ACCEPTABLE_CONFIGURATION: |
625 | priority = PNP_RES_PRIORITY_ACCEPTABLE; | |
b008b8d7 | 626 | break; |
0af5853b | 627 | |
9dd78466 BH |
628 | case ACPI_SUB_OPTIMAL_CONFIGURATION: |
629 | priority = PNP_RES_PRIORITY_FUNCTIONAL; | |
0af5853b | 630 | break; |
9dd78466 BH |
631 | default: |
632 | priority = PNP_RES_PRIORITY_INVALID; | |
0af5853b | 633 | break; |
9dd78466 | 634 | } |
07d4e9af | 635 | /* TBD: Consider performance/robustness bits */ |
9dd78466 BH |
636 | option = pnp_register_dependent_option(dev, priority); |
637 | if (!option) | |
638 | return AE_ERROR; | |
639 | parse_data->option = option; | |
640 | break; | |
0af5853b | 641 | |
9dd78466 BH |
642 | case ACPI_RESOURCE_TYPE_END_DEPENDENT: |
643 | /*only one EndDependentFn is allowed */ | |
644 | if (!parse_data->option_independent) { | |
645 | pnp_warn("PnPACPI: more than one EndDependentFn"); | |
646 | return AE_ERROR; | |
647 | } | |
648 | parse_data->option = parse_data->option_independent; | |
649 | parse_data->option_independent = NULL; | |
650 | break; | |
0af5853b | 651 | |
9dd78466 BH |
652 | case ACPI_RESOURCE_TYPE_IO: |
653 | pnpacpi_parse_port_option(option, &res->data.io); | |
654 | break; | |
0af5853b | 655 | |
9dd78466 BH |
656 | case ACPI_RESOURCE_TYPE_FIXED_IO: |
657 | pnpacpi_parse_fixed_port_option(option, &res->data.fixed_io); | |
658 | break; | |
0af5853b | 659 | |
9dd78466 BH |
660 | case ACPI_RESOURCE_TYPE_VENDOR: |
661 | case ACPI_RESOURCE_TYPE_END_TAG: | |
662 | break; | |
0af5853b | 663 | |
9dd78466 BH |
664 | case ACPI_RESOURCE_TYPE_MEMORY24: |
665 | pnpacpi_parse_mem24_option(option, &res->data.memory24); | |
666 | break; | |
0af5853b | 667 | |
9dd78466 BH |
668 | case ACPI_RESOURCE_TYPE_MEMORY32: |
669 | pnpacpi_parse_mem32_option(option, &res->data.memory32); | |
670 | break; | |
0af5853b | 671 | |
9dd78466 BH |
672 | case ACPI_RESOURCE_TYPE_FIXED_MEMORY32: |
673 | pnpacpi_parse_fixed_mem32_option(option, | |
674 | &res->data.fixed_memory32); | |
675 | break; | |
0af5853b | 676 | |
9dd78466 BH |
677 | case ACPI_RESOURCE_TYPE_ADDRESS16: |
678 | case ACPI_RESOURCE_TYPE_ADDRESS32: | |
679 | case ACPI_RESOURCE_TYPE_ADDRESS64: | |
680 | pnpacpi_parse_address_option(option, res); | |
681 | break; | |
0af5853b | 682 | |
9dd78466 BH |
683 | case ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64: |
684 | break; | |
685 | ||
686 | case ACPI_RESOURCE_TYPE_EXTENDED_IRQ: | |
687 | pnpacpi_parse_ext_irq_option(option, &res->data.extended_irq); | |
688 | break; | |
689 | ||
690 | case ACPI_RESOURCE_TYPE_GENERIC_REGISTER: | |
691 | break; | |
692 | ||
693 | default: | |
694 | pnp_warn("PnPACPI: unknown resource type %d", res->type); | |
695 | return AE_ERROR; | |
1da177e4 | 696 | } |
1c6e7d0a | 697 | |
1da177e4 LT |
698 | return AE_OK; |
699 | } | |
700 | ||
2bb9a6b3 TR |
701 | acpi_status __init pnpacpi_parse_resource_option_data(acpi_handle handle, |
702 | struct pnp_dev *dev) | |
1da177e4 LT |
703 | { |
704 | acpi_status status; | |
705 | struct acpipnp_parse_option_s parse_data; | |
706 | ||
707 | parse_data.option = pnp_register_independent_option(dev); | |
708 | if (!parse_data.option) | |
709 | return AE_ERROR; | |
b008b8d7 | 710 | parse_data.option_independent = parse_data.option; |
1da177e4 | 711 | parse_data.dev = dev; |
50eca3eb | 712 | status = acpi_walk_resources(handle, METHOD_NAME__PRS, |
9dd78466 | 713 | pnpacpi_option_resource, &parse_data); |
1da177e4 LT |
714 | |
715 | return status; | |
716 | } | |
717 | ||
b5f2490b | 718 | static int pnpacpi_supported_resource(struct acpi_resource *res) |
1da177e4 | 719 | { |
eca008c8 | 720 | switch (res->type) { |
50eca3eb | 721 | case ACPI_RESOURCE_TYPE_IRQ: |
50eca3eb BM |
722 | case ACPI_RESOURCE_TYPE_DMA: |
723 | case ACPI_RESOURCE_TYPE_IO: | |
724 | case ACPI_RESOURCE_TYPE_FIXED_IO: | |
725 | case ACPI_RESOURCE_TYPE_MEMORY24: | |
726 | case ACPI_RESOURCE_TYPE_MEMORY32: | |
727 | case ACPI_RESOURCE_TYPE_FIXED_MEMORY32: | |
50eca3eb BM |
728 | case ACPI_RESOURCE_TYPE_ADDRESS16: |
729 | case ACPI_RESOURCE_TYPE_ADDRESS32: | |
730 | case ACPI_RESOURCE_TYPE_ADDRESS64: | |
0af5853b | 731 | case ACPI_RESOURCE_TYPE_EXTENDED_IRQ: |
b5f2490b | 732 | return 1; |
1da177e4 | 733 | } |
b5f2490b BH |
734 | return 0; |
735 | } | |
736 | ||
737 | /* | |
738 | * Set resource | |
739 | */ | |
740 | static acpi_status pnpacpi_count_resources(struct acpi_resource *res, | |
9dd78466 | 741 | void *data) |
b5f2490b | 742 | { |
4721a4cc | 743 | int *res_cnt = data; |
b5f2490b BH |
744 | |
745 | if (pnpacpi_supported_resource(res)) | |
746 | (*res_cnt)++; | |
1da177e4 LT |
747 | return AE_OK; |
748 | } | |
749 | ||
1c6e7d0a | 750 | static acpi_status pnpacpi_type_resources(struct acpi_resource *res, void *data) |
1da177e4 | 751 | { |
4721a4cc | 752 | struct acpi_resource **resource = data; |
b5f2490b BH |
753 | |
754 | if (pnpacpi_supported_resource(res)) { | |
eca008c8 | 755 | (*resource)->type = res->type; |
b5f2490b | 756 | (*resource)->length = sizeof(struct acpi_resource); |
1da177e4 | 757 | (*resource)++; |
1da177e4 LT |
758 | } |
759 | ||
760 | return AE_OK; | |
761 | } | |
762 | ||
50eca3eb | 763 | int pnpacpi_build_resource_template(acpi_handle handle, |
9dd78466 | 764 | struct acpi_buffer *buffer) |
1da177e4 LT |
765 | { |
766 | struct acpi_resource *resource; | |
767 | int res_cnt = 0; | |
768 | acpi_status status; | |
769 | ||
50eca3eb | 770 | status = acpi_walk_resources(handle, METHOD_NAME__CRS, |
9dd78466 | 771 | pnpacpi_count_resources, &res_cnt); |
1da177e4 LT |
772 | if (ACPI_FAILURE(status)) { |
773 | pnp_err("Evaluate _CRS failed"); | |
774 | return -EINVAL; | |
775 | } | |
776 | if (!res_cnt) | |
777 | return -EINVAL; | |
778 | buffer->length = sizeof(struct acpi_resource) * (res_cnt + 1) + 1; | |
cd861280 | 779 | buffer->pointer = kzalloc(buffer->length - 1, GFP_KERNEL); |
1da177e4 LT |
780 | if (!buffer->pointer) |
781 | return -ENOMEM; | |
782 | pnp_dbg("Res cnt %d", res_cnt); | |
783 | resource = (struct acpi_resource *)buffer->pointer; | |
50eca3eb | 784 | status = acpi_walk_resources(handle, METHOD_NAME__CRS, |
9dd78466 | 785 | pnpacpi_type_resources, &resource); |
1da177e4 LT |
786 | if (ACPI_FAILURE(status)) { |
787 | kfree(buffer->pointer); | |
788 | pnp_err("Evaluate _CRS failed"); | |
789 | return -EINVAL; | |
790 | } | |
791 | /* resource will pointer the end resource now */ | |
50eca3eb | 792 | resource->type = ACPI_RESOURCE_TYPE_END_TAG; |
1da177e4 LT |
793 | |
794 | return 0; | |
795 | } | |
796 | ||
50eca3eb | 797 | static void pnpacpi_encode_irq(struct acpi_resource *resource, |
9dd78466 | 798 | struct resource *p) |
1da177e4 | 799 | { |
50eca3eb | 800 | int triggering, polarity; |
1c6e7d0a BH |
801 | |
802 | decode_irq_flags(p->flags & IORESOURCE_BITS, &triggering, &polarity); | |
50eca3eb BM |
803 | resource->data.irq.triggering = triggering; |
804 | resource->data.irq.polarity = polarity; | |
805 | if (triggering == ACPI_EDGE_SENSITIVE) | |
806 | resource->data.irq.sharable = ACPI_EXCLUSIVE; | |
1da177e4 | 807 | else |
50eca3eb BM |
808 | resource->data.irq.sharable = ACPI_SHARED; |
809 | resource->data.irq.interrupt_count = 1; | |
1da177e4 LT |
810 | resource->data.irq.interrupts[0] = p->start; |
811 | } | |
812 | ||
813 | static void pnpacpi_encode_ext_irq(struct acpi_resource *resource, | |
9dd78466 | 814 | struct resource *p) |
1da177e4 | 815 | { |
50eca3eb | 816 | int triggering, polarity; |
1c6e7d0a BH |
817 | |
818 | decode_irq_flags(p->flags & IORESOURCE_BITS, &triggering, &polarity); | |
1da177e4 | 819 | resource->data.extended_irq.producer_consumer = ACPI_CONSUMER; |
50eca3eb BM |
820 | resource->data.extended_irq.triggering = triggering; |
821 | resource->data.extended_irq.polarity = polarity; | |
822 | if (triggering == ACPI_EDGE_SENSITIVE) | |
f7e8466a | 823 | resource->data.extended_irq.sharable = ACPI_EXCLUSIVE; |
1da177e4 | 824 | else |
f7e8466a | 825 | resource->data.extended_irq.sharable = ACPI_SHARED; |
50eca3eb | 826 | resource->data.extended_irq.interrupt_count = 1; |
1da177e4 LT |
827 | resource->data.extended_irq.interrupts[0] = p->start; |
828 | } | |
829 | ||
830 | static void pnpacpi_encode_dma(struct acpi_resource *resource, | |
9dd78466 | 831 | struct resource *p) |
1da177e4 | 832 | { |
1da177e4 | 833 | /* Note: pnp_assign_dma will copy pnp_dma->flags into p->flags */ |
ccc4c7bb | 834 | switch (p->flags & IORESOURCE_DMA_SPEED_MASK) { |
9dd78466 BH |
835 | case IORESOURCE_DMA_TYPEA: |
836 | resource->data.dma.type = ACPI_TYPE_A; | |
837 | break; | |
838 | case IORESOURCE_DMA_TYPEB: | |
839 | resource->data.dma.type = ACPI_TYPE_B; | |
840 | break; | |
841 | case IORESOURCE_DMA_TYPEF: | |
842 | resource->data.dma.type = ACPI_TYPE_F; | |
843 | break; | |
844 | default: | |
845 | resource->data.dma.type = ACPI_COMPATIBILITY; | |
ccc4c7bb VP |
846 | } |
847 | ||
848 | switch (p->flags & IORESOURCE_DMA_TYPE_MASK) { | |
9dd78466 BH |
849 | case IORESOURCE_DMA_8BIT: |
850 | resource->data.dma.transfer = ACPI_TRANSFER_8; | |
851 | break; | |
852 | case IORESOURCE_DMA_8AND16BIT: | |
853 | resource->data.dma.transfer = ACPI_TRANSFER_8_16; | |
854 | break; | |
855 | default: | |
856 | resource->data.dma.transfer = ACPI_TRANSFER_16; | |
ccc4c7bb VP |
857 | } |
858 | ||
859 | resource->data.dma.bus_master = !!(p->flags & IORESOURCE_DMA_MASTER); | |
50eca3eb | 860 | resource->data.dma.channel_count = 1; |
1da177e4 LT |
861 | resource->data.dma.channels[0] = p->start; |
862 | } | |
863 | ||
864 | static void pnpacpi_encode_io(struct acpi_resource *resource, | |
9dd78466 | 865 | struct resource *p) |
1da177e4 | 866 | { |
1da177e4 | 867 | /* Note: pnp_assign_port will copy pnp_port->flags into p->flags */ |
9dd78466 BH |
868 | resource->data.io.io_decode = (p->flags & PNP_PORT_FLAG_16BITADDR) ? |
869 | ACPI_DECODE_16 : ACPI_DECODE_10; | |
50eca3eb BM |
870 | resource->data.io.minimum = p->start; |
871 | resource->data.io.maximum = p->end; | |
9dd78466 | 872 | resource->data.io.alignment = 0; /* Correct? */ |
50eca3eb | 873 | resource->data.io.address_length = p->end - p->start + 1; |
1da177e4 LT |
874 | } |
875 | ||
876 | static void pnpacpi_encode_fixed_io(struct acpi_resource *resource, | |
9dd78466 | 877 | struct resource *p) |
1da177e4 | 878 | { |
50eca3eb BM |
879 | resource->data.fixed_io.address = p->start; |
880 | resource->data.fixed_io.address_length = p->end - p->start + 1; | |
1da177e4 LT |
881 | } |
882 | ||
883 | static void pnpacpi_encode_mem24(struct acpi_resource *resource, | |
9dd78466 | 884 | struct resource *p) |
1da177e4 | 885 | { |
1da177e4 | 886 | /* Note: pnp_assign_mem will copy pnp_mem->flags into p->flags */ |
0897831b | 887 | resource->data.memory24.write_protect = |
9dd78466 BH |
888 | (p->flags & IORESOURCE_MEM_WRITEABLE) ? |
889 | ACPI_READ_WRITE_MEMORY : ACPI_READ_ONLY_MEMORY; | |
50eca3eb BM |
890 | resource->data.memory24.minimum = p->start; |
891 | resource->data.memory24.maximum = p->end; | |
1da177e4 | 892 | resource->data.memory24.alignment = 0; |
50eca3eb | 893 | resource->data.memory24.address_length = p->end - p->start + 1; |
1da177e4 LT |
894 | } |
895 | ||
896 | static void pnpacpi_encode_mem32(struct acpi_resource *resource, | |
9dd78466 | 897 | struct resource *p) |
1da177e4 | 898 | { |
0897831b | 899 | resource->data.memory32.write_protect = |
9dd78466 BH |
900 | (p->flags & IORESOURCE_MEM_WRITEABLE) ? |
901 | ACPI_READ_WRITE_MEMORY : ACPI_READ_ONLY_MEMORY; | |
50eca3eb BM |
902 | resource->data.memory32.minimum = p->start; |
903 | resource->data.memory32.maximum = p->end; | |
1da177e4 | 904 | resource->data.memory32.alignment = 0; |
50eca3eb | 905 | resource->data.memory32.address_length = p->end - p->start + 1; |
1da177e4 LT |
906 | } |
907 | ||
908 | static void pnpacpi_encode_fixed_mem32(struct acpi_resource *resource, | |
9dd78466 | 909 | struct resource *p) |
1da177e4 | 910 | { |
0897831b | 911 | resource->data.fixed_memory32.write_protect = |
9dd78466 BH |
912 | (p->flags & IORESOURCE_MEM_WRITEABLE) ? |
913 | ACPI_READ_WRITE_MEMORY : ACPI_READ_ONLY_MEMORY; | |
50eca3eb BM |
914 | resource->data.fixed_memory32.address = p->start; |
915 | resource->data.fixed_memory32.address_length = p->end - p->start + 1; | |
1da177e4 LT |
916 | } |
917 | ||
50eca3eb | 918 | int pnpacpi_encode_resources(struct pnp_resource_table *res_table, |
9dd78466 | 919 | struct acpi_buffer *buffer) |
1da177e4 LT |
920 | { |
921 | int i = 0; | |
922 | /* pnpacpi_build_resource_template allocates extra mem */ | |
9dd78466 | 923 | int res_cnt = (buffer->length - 1) / sizeof(struct acpi_resource) - 1; |
4721a4cc | 924 | struct acpi_resource *resource = buffer->pointer; |
1da177e4 LT |
925 | int port = 0, irq = 0, dma = 0, mem = 0; |
926 | ||
927 | pnp_dbg("res cnt %d", res_cnt); | |
928 | while (i < res_cnt) { | |
9dd78466 | 929 | switch (resource->type) { |
50eca3eb | 930 | case ACPI_RESOURCE_TYPE_IRQ: |
1da177e4 | 931 | pnp_dbg("Encode irq"); |
50eca3eb | 932 | pnpacpi_encode_irq(resource, |
9dd78466 | 933 | &res_table->irq_resource[irq]); |
1da177e4 LT |
934 | irq++; |
935 | break; | |
936 | ||
50eca3eb | 937 | case ACPI_RESOURCE_TYPE_DMA: |
1da177e4 | 938 | pnp_dbg("Encode dma"); |
50eca3eb | 939 | pnpacpi_encode_dma(resource, |
9dd78466 | 940 | &res_table->dma_resource[dma]); |
1c6e7d0a | 941 | dma++; |
1da177e4 | 942 | break; |
50eca3eb | 943 | case ACPI_RESOURCE_TYPE_IO: |
1da177e4 | 944 | pnp_dbg("Encode io"); |
50eca3eb | 945 | pnpacpi_encode_io(resource, |
9dd78466 | 946 | &res_table->port_resource[port]); |
1c6e7d0a | 947 | port++; |
1da177e4 | 948 | break; |
50eca3eb | 949 | case ACPI_RESOURCE_TYPE_FIXED_IO: |
1da177e4 LT |
950 | pnp_dbg("Encode fixed io"); |
951 | pnpacpi_encode_fixed_io(resource, | |
9dd78466 BH |
952 | &res_table-> |
953 | port_resource[port]); | |
1c6e7d0a | 954 | port++; |
1da177e4 | 955 | break; |
50eca3eb | 956 | case ACPI_RESOURCE_TYPE_MEMORY24: |
1da177e4 LT |
957 | pnp_dbg("Encode mem24"); |
958 | pnpacpi_encode_mem24(resource, | |
9dd78466 | 959 | &res_table->mem_resource[mem]); |
1c6e7d0a | 960 | mem++; |
1da177e4 | 961 | break; |
50eca3eb | 962 | case ACPI_RESOURCE_TYPE_MEMORY32: |
1da177e4 LT |
963 | pnp_dbg("Encode mem32"); |
964 | pnpacpi_encode_mem32(resource, | |
9dd78466 | 965 | &res_table->mem_resource[mem]); |
1c6e7d0a | 966 | mem++; |
1da177e4 | 967 | break; |
50eca3eb | 968 | case ACPI_RESOURCE_TYPE_FIXED_MEMORY32: |
1da177e4 LT |
969 | pnp_dbg("Encode fixed mem32"); |
970 | pnpacpi_encode_fixed_mem32(resource, | |
9dd78466 BH |
971 | &res_table-> |
972 | mem_resource[mem]); | |
1c6e7d0a | 973 | mem++; |
1da177e4 | 974 | break; |
0af5853b LB |
975 | case ACPI_RESOURCE_TYPE_EXTENDED_IRQ: |
976 | pnp_dbg("Encode ext irq"); | |
977 | pnpacpi_encode_ext_irq(resource, | |
9dd78466 | 978 | &res_table->irq_resource[irq]); |
0af5853b LB |
979 | irq++; |
980 | break; | |
981 | case ACPI_RESOURCE_TYPE_START_DEPENDENT: | |
982 | case ACPI_RESOURCE_TYPE_END_DEPENDENT: | |
983 | case ACPI_RESOURCE_TYPE_VENDOR: | |
984 | case ACPI_RESOURCE_TYPE_END_TAG: | |
985 | case ACPI_RESOURCE_TYPE_ADDRESS16: | |
986 | case ACPI_RESOURCE_TYPE_ADDRESS32: | |
987 | case ACPI_RESOURCE_TYPE_ADDRESS64: | |
988 | case ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64: | |
989 | case ACPI_RESOURCE_TYPE_GENERIC_REGISTER: | |
9dd78466 | 990 | default: /* other type */ |
eca008c8 | 991 | pnp_warn("unknown resource type %d", resource->type); |
1da177e4 LT |
992 | return -EINVAL; |
993 | } | |
1c6e7d0a BH |
994 | resource++; |
995 | i++; | |
1da177e4 LT |
996 | } |
997 | return 0; | |
998 | } |