Rev 9079 | Show entire file | Regard whitespace | Details | Blame | Last modification | View Log | RSS feed
| Rev 9079 | Rev 9827 | ||
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| 1 | #include |
1 | #include |
| 2 | - | ||
| 3 | #include |
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| 4 | #include |
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| 5 | #include |
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| 6 | #include |
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| 7 | #include |
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| 8 | #include |
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| 9 | #include |
2 | #include |
| Line 10... | Line -... | ||
| 10 | - | ||
| 11 | extern int pci_scan_filter(u32 id, u32 busnr, u32 devfn); |
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| 12 | 3 | ||
| Line 13... | Line 4... | ||
| 13 | LIST_HEAD(devices); |
4 | LIST_HEAD(devices); |
| 14 | 5 | ||
| Line 15... | Line 6... | ||
| 15 | /* PCI control bits. Shares IORESOURCE_BITS with above PCI ROM. */ |
6 | /* PCI control bits. Shares IORESOURCE_BITS with above PCI ROM. */ |
| Line 16... | Line 7... | ||
| 16 | #define IORESOURCE_PCI_FIXED (1<<4) /* Do not move resource */ |
7 | #define IORESOURCE_PCI_FIXED (1<<4) /* Do not move resource */ |
| 17 | 8 | ||
| Line 18... | Line -... | ||
| 18 | #define LEGACY_IO_RESOURCE (IORESOURCE_IO | IORESOURCE_PCI_FIXED) |
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| 19 | - | ||
| 20 | #define IORESOURCE_ROM_COPY (1<<2) /* ROM is alloc'd copy, resource field overlaid */ |
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| 21 | #define IORESOURCE_ROM_BIOS_COPY (1<<3) /* ROM is BIOS copy, resource field overlaid */ |
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| 22 | - | ||
| 23 | /* |
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| 24 | * Translate the low bits of the PCI base |
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| 25 | * to the resource type |
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| 26 | */ |
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| 27 | /* |
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| 28 | //int pci_scan_filter(u32 id, u32 busnr, u32 devfn) |
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| 29 | { |
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| 30 | u16 vendor, device; |
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| 31 | u32 class; |
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| 32 | int ret = 0; |
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| 33 | - | ||
| 34 | vendor = id & 0xffff; |
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| 35 | device = (id >> 16) & 0xffff; |
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| 36 | - | ||
| 37 | if(vendor == 0x15AD ) |
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| 38 | { |
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| 39 | class = PciRead32(busnr, devfn, PCI_CLASS_REVISION); |
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| 40 | class >>= 16; |
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| 41 | - | ||
| 42 | if( class == PCI_CLASS_DISPLAY_VGA ) |
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| Line 43... | Line 9... | ||
| 43 | ret = 1; |
9 | #define LEGACY_IO_RESOURCE (IORESOURCE_IO | IORESOURCE_PCI_FIXED) |
| 44 | } |
10 | |
| 45 | return ret; |
11 | #define IORESOURCE_ROM_COPY (1<<2) /* ROM is alloc'd copy, resource field overlaid */ |
| 46 | };*/ |
12 | #define IORESOURCE_ROM_BIOS_COPY (1<<3) /* ROM is BIOS copy, resource field overlaid */ |
| Line 372... | Line 338... | ||
| 372 | /* if( pci_scan_filter(id, busnr, devfn) == 0) |
338 | /* if( pci_scan_filter(id, busnr, devfn) == 0) |
| 373 | return NULL;*/ |
339 | return NULL;*/ |
| Line 374... | Line 340... | ||
| 374 | 340 | ||
| Line 375... | Line 341... | ||
| 375 | hdr = PciRead8(busnr, devfn, PCI_HEADER_TYPE); |
341 | hdr = PciRead8(busnr, devfn, PCI_HEADER_TYPE); |
| 376 | 342 | ||
| 377 | dev = (pci_dev_t*)kzalloc(sizeof(pci_dev_t), 0); |
343 | dev = (pci_dev_t*)KernelZeroAlloc(sizeof(pci_dev_t)); |
| Line 378... | Line 344... | ||
| 378 | if(unlikely(dev == NULL)) |
344 | if(unlikely(dev == NULL)) |
| Line 379... | Line -... | ||
| 379 | return NULL; |
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| 380 | 345 | return NULL; |
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| 381 | INIT_LIST_HEAD(&dev->link); |
346 | |
| 382 | 347 | INIT_LIST_HEAD(&dev->link); |
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| 383 | 348 | ||
| 384 | dev->pci_dev.busnr = busnr; |
349 | dev->pci_dev.busnr = busnr; |
| Line 496... | Line 461... | ||
| 496 | 461 | ||
| 497 | return pos; |
462 | return pos; |
| Line 498... | Line -... | ||
| 498 | } |
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| 499 | - | ||
| 500 | 463 | } |
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| 501 | 464 | ||
| 502 | 465 | ||
| 503 | int enum_pci_devices() |
466 | int enum_pci_devices(void) |
| 504 | { |
467 | { |
| Line 505... | Line 468... | ||
| 505 | pci_dev_t *dev; |
468 | pci_dev_t *dev; |
| Line 506... | Line -... | ||
| 506 | u32 last_bus; |
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| 507 | u32 bus = 0 , devfn = 0; |
469 | u32 last_bus; |
| 508 | 470 | u32 bus = 0 , devfn = 0; |
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| Line 509... | Line 471... | ||
| 509 | last_bus = PciApi(1); |
471 | |
| 510 | 472 | last_bus = PciApi(1); |
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| Line 530... | Line 492... | ||
| 530 | dev = (pci_dev_t*)dev->link.next; |
492 | dev = (pci_dev_t*)dev->link.next; |
| 531 | } |
493 | } |
| 532 | return 0; |
494 | return 0; |
| 533 | } |
495 | } |
| Line -... | Line 496... | ||
| - | 496 | ||
| - | 497 | void free_pci_devices(void) |
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| - | 498 | { |
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| - | 499 | pci_dev_t *dev = (pci_dev_t*)devices.next; |
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| - | 500 | while(&dev->link != &devices) { |
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| - | 501 | pci_dev_t *temp = dev; |
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| - | 502 | dev = (pci_dev_t*)dev->link.next; |
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| - | 503 | KernelFree(temp); |
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| - | 504 | } |
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| - | 505 | } |
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| 534 | 506 | ||
| 535 | const struct pci_device_id* find_pci_device(pci_dev_t* pdev, const struct pci_device_id *idlist) |
507 | const struct pci_device_id* find_pci_device(pci_dev_t* pdev, const struct pci_device_id *idlist) |
| 536 | { |
508 | { |
| 537 | pci_dev_t *dev; |
509 | pci_dev_t *dev; |
| Line 635... | Line 607... | ||
| 635 | } |
607 | } |
| Line 636... | Line 608... | ||
| 636 | 608 | ||
| 637 | return NULL; |
609 | return NULL; |
| Line -... | Line 610... | ||
| - | 610 | } |
|
| 638 | } |
611 | |
| 639 | 612 | ||
| 640 | int pci_bus_read_config_byte (struct pci_bus *bus, u32 devfn, int pos, u8 *value) |
613 | int pci_bus_read_config_byte (struct pci_bus *bus, u32 devfn, int pos, u8 *value) |
| 641 | { |
614 | { |
| 642 | // raw_spin_lock_irqsave(&pci_lock, flags); |
615 | // raw_spin_lock_irqsave(&pci_lock, flags); |
| Line 658... | Line 631... | ||
| 658 | 631 | ||
| 659 | int pci_bus_read_config_dword (struct pci_bus *bus, u32 devfn, int pos, u32 *value) |
632 | int pci_bus_read_config_dword (struct pci_bus *bus, u32 devfn, int pos, u32 *value) |
| 660 | { |
633 | { |
| 661 | if ( pos & 3) |
634 | if ( pos & 3) |
| 662 | return PCIBIOS_BAD_REGISTER_NUMBER; |
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| 663 | - | ||
| 664 | // raw_spin_lock_irqsave(&pci_lock, flags); |
635 | return PCIBIOS_BAD_REGISTER_NUMBER; |
| 665 | *value = PciRead32(bus->number, devfn, pos); |
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| 666 | // raw_spin_unlock_irqrestore(&pci_lock, flags); |
636 | *value = PciRead32(bus->number, devfn, pos); |
| 667 | return 0; |
637 | return 0; |
| Line 668... | Line 638... | ||
| 668 | } |
638 | } |
| 669 | 639 | ||
| 670 | int pci_bus_write_config_dword(struct pci_bus *bus, unsigned int devfn, int where, u32 val) |
640 | int pci_bus_write_config_dword(struct pci_bus *bus, unsigned int devfn, int where, u32 val) |
| 671 | { |
641 | { |
| 672 | if ( where & 3) |
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| 673 | return PCIBIOS_BAD_REGISTER_NUMBER; |
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| 674 | 642 | if ( where & 3) |
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| 675 | // raw_spin_lock_irqsave(&pci_lock, flags); |
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| 676 | PciWrite32(bus->number, devfn,where, val); |
643 | return PCIBIOS_BAD_REGISTER_NUMBER; |
| 677 | // raw_spin_unlock_irqrestore(&pci_lock, flags); |
644 | PciWrite32(bus->number, devfn,where, val); |
| 678 | return 0; |
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| 679 | } |
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