summaryrefslogtreecommitdiff
path: root/src/mainboard/artecgroup/dbe61/irq_tables.c
blob: 4322e20e9bd96b153fcd78a4677011489bf1b4bd (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
/* This file was generated by getpir.c, do not modify! 
   (but if you do, please run checkpir on it to verify)
 * Contains the IRQ Routing Table dumped directly from your memory, which BIOS sets up
 *
 * Documentation at : http://www.microsoft.com/hwdev/busbios/PCIIRQ.HTM
*/

#include <arch/pirq_routing.h>

#define ID_SLOT_PCI_NET		1			// ThinCan ethernet
#define ID_SLOT_PCI_RSVD1	2           // reserved entry 1
#define ID_SLOT_PCI_RSVD3	3           // reserved entry 2
#define ID_SLOT_PCI_RSVD2	4			// reserved entry 3
#define ID_EMBED_PCI		0xff		// onboard PCI device

// CS5535 PCI INT[A-D] Interrupt Routing lines.
#define NO_CONNECT			0			// not used
#define CS_PCI_INTA			1			// PCI INTA
#define CS_PCI_INTB			2			// PCI INTB
#define CS_PCI_INTC			3			// PCI INTC
#define CS_PCI_INTD			4			// PCI INTD

// IRQ bitmap reference line	FEDCBA9876543210
//								0000110000100000b
#define PCI_IRQ					0xc20	// PCI allowed IRQs here

const struct irq_routing_table intel_irq_routing_table = 
{
	PIRQ_SIGNATURE,  /* u32 signature */
	PIRQ_VERSION,    /* u16 version   */
	32+16*6,		/* there can be total 2 devices on the bus */
	0x00,		 /* Where the interrupt router lies (bus) */
	(0x12<<3)|0x0,   /* Where the interrupt router lies (dev) */
	0x0800,			/* IRQs devoted exclusively to PCI usage */
	0x1022,			/* Vendor */
	0x208f,			/* Device */
	0x00000000,		/* Crap (miniport) */
	{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* u8 rfu[11] */
	0xdf,         /*  u8 checksum , this hase to set to some value that would give 0 after the sum of all bytes for this structure (including checksum) */
	{
		/* bus,     dev|fn,   {link, bitmap}, {link, bitmap}, {link, bitmap}, {link, bitmap},  slot, rfu */
		// Geode GX3 Host Bridge and VGA Graphics
		{0, 0x01<<3, {{CS_PCI_INTA, PCI_IRQ}, {NO_CONNECT, PCI_IRQ}, {NO_CONNECT, PCI_IRQ}, {NO_CONNECT, PCI_IRQ}}, ID_EMBED_PCI, 0x0},
		// Realtek RTL8100/8139 Network Controller
		{0, 0x0d<<3, {{CS_PCI_INTB, PCI_IRQ}, {CS_PCI_INTC, PCI_IRQ}, {CS_PCI_INTD, PCI_IRQ}, {CS_PCI_INTA, PCI_IRQ}}, ID_SLOT_PCI_NET, 0x0},
		// Reserved for future extensions
		{0, 0x0c<<3, {{CS_PCI_INTA, PCI_IRQ}, {CS_PCI_INTB, PCI_IRQ}, {CS_PCI_INTC, PCI_IRQ}, {CS_PCI_INTD, PCI_IRQ}}, ID_SLOT_PCI_RSVD1, 0x0},
		// Geode CS5535/CS5536 IO Companion: USB controllers, IDE, Audio.
		{0, 0x0f<<3, {{CS_PCI_INTA, PCI_IRQ}, {CS_PCI_INTB, PCI_IRQ}, {CS_PCI_INTC, PCI_IRQ}, {CS_PCI_INTD, PCI_IRQ}}, ID_EMBED_PCI, 0x0},
		// Reserved for future extensions
		{0, 0x0e<<3, {{CS_PCI_INTC, PCI_IRQ}, {CS_PCI_INTD, PCI_IRQ}, {CS_PCI_INTA, PCI_IRQ}, {CS_PCI_INTB, PCI_IRQ}}, ID_SLOT_PCI_RSVD2, 0x0},
		// Reserved for future extensions
		{0, 0x0b<<3, {{CS_PCI_INTD, PCI_IRQ}, {CS_PCI_INTA, PCI_IRQ}, {CS_PCI_INTB, PCI_IRQ}, {CS_PCI_INTC, PCI_IRQ}}, ID_SLOT_PCI_RSVD3, 0x0}
	}
};

unsigned long write_pirq_routing_table(unsigned long addr)
{
        return copy_pirq_routing_table(addr);
}