1 // PIR table generation (for emulators)
3 // Copyright (C) 2008 Kevin O'Connor <kevin@koconnor.net>
4 // Copyright (C) 2002 MandrakeSoft S.A.
6 // This file may be distributed under the terms of the GNU GPLv3 license.
8 #include "pci.h" // struct pir_header
9 #include "util.h" // checksum
12 struct pir_header pir;
13 struct pir_slot slots[6];
14 } PACKED PIR_TABLE VISIBLE16 __attribute__((aligned(16))) = {
17 .signature = PIR_SIGNATURE,
19 .size = sizeof(struct pir_table),
20 .router_devfunc = 0x08,
21 .compatible_devid = 0x122e8086,
22 .checksum = 0x37, // XXX - should auto calculate
26 // first slot entry PCI-to-ISA (embedded)
29 {.link = 0x60, .bitmap = 0xdef8}, // INTA#
30 {.link = 0x61, .bitmap = 0xdef8}, // INTB#
31 {.link = 0x62, .bitmap = 0xdef8}, // INTC#
32 {.link = 0x63, .bitmap = 0xdef8}, // INTD#
34 .slot_nr = 0, // embedded
36 // second slot entry: 1st PCI slot
39 {.link = 0x61, .bitmap = 0xdef8}, // INTA#
40 {.link = 0x62, .bitmap = 0xdef8}, // INTB#
41 {.link = 0x63, .bitmap = 0xdef8}, // INTC#
42 {.link = 0x60, .bitmap = 0xdef8}, // INTD#
46 // third slot entry: 2nd PCI slot
49 {.link = 0x62, .bitmap = 0xdef8}, // INTA#
50 {.link = 0x63, .bitmap = 0xdef8}, // INTB#
51 {.link = 0x60, .bitmap = 0xdef8}, // INTC#
52 {.link = 0x61, .bitmap = 0xdef8}, // INTD#
56 // 4th slot entry: 3rd PCI slot
59 {.link = 0x63, .bitmap = 0xdef8}, // INTA#
60 {.link = 0x60, .bitmap = 0xdef8}, // INTB#
61 {.link = 0x61, .bitmap = 0xdef8}, // INTC#
62 {.link = 0x62, .bitmap = 0xdef8}, // INTD#
66 // 5th slot entry: 4rd PCI slot
69 {.link = 0x60, .bitmap = 0xdef8}, // INTA#
70 {.link = 0x61, .bitmap = 0xdef8}, // INTB#
71 {.link = 0x62, .bitmap = 0xdef8}, // INTC#
72 {.link = 0x63, .bitmap = 0xdef8}, // INTD#
76 // 6th slot entry: 5rd PCI slot
79 {.link = 0x61, .bitmap = 0xdef8}, // INTA#
80 {.link = 0x62, .bitmap = 0xdef8}, // INTB#
81 {.link = 0x63, .bitmap = 0xdef8}, // INTC#
82 {.link = 0x60, .bitmap = 0xdef8}, // INTD#
87 #endif // CONFIG_PIRTABLE
93 if (! CONFIG_PIRTABLE)
96 PIR_TABLE.pir.checksum = -checksum((u8*)&PIR_TABLE, sizeof(PIR_TABLE));
97 SET_EBDA(pir_loc, (u32)&PIR_TABLE);