[coreboot] NEOWARE EON 4000S
Uwe Hermann
uwe at hermann-uwe.de
Fri Jul 18 02:04:01 CEST 2008
[forwarding to the mailing list]
On Tue, Jul 15, 2008 at 09:20:47PM +0200, Hannes Hegewald wrote:
> Hey, I applied the patch, built a new 2.6.26 kernel an ran getpir again.
> Two things changed:
> /* IRQs devoted exclusively to PCI usage */ and the /* u8 checksum.
> The new file is attached.
> I also have already tried the new irq_tables.c file by placing it in
> src/mainboard/asi/mb_5blgp and running the ./buildtarget script again.
> unfortunately nothing changed.
>
> Thanks, Hannes
>
> /* 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/whdc/archive/pciirq.mspx
> */
>
> #ifdef GETPIR
> #include "pirq_routing.h"
> #else
> #include <arch/pirq_routing.h>
> #endif
>
> const struct irq_routing_table intel_irq_routing_table = {
> PIRQ_SIGNATURE, /* u32 signature */
> PIRQ_VERSION, /* u16 version */
> 32+16*3, /* There can be total 3 devices on the bus */
> 0x00, /* Where the interrupt router lies (bus) */
> (0x12<<3)|0x0, /* Where the interrupt router lies (dev) */
> 0x8c00, /* IRQs devoted exclusively to PCI usage */
> 0x1078, /* Vendor */
> 0x2, /* Device */
> 0, /* Crap (miniport) */
> { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* u8 rfu[11] */
> 0x92, /* u8 checksum. This has to be 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 */
> {0x00,(0x07<<3)|0x0, {{0x02, 0xdeb8}, {0x03, 0xdeb8}, {0x04, 0xdeb8}, {0x01, 0x0deb8}}, 0x1, 0x0},
> {0x00,(0x0f<<3)|0x0, {{0x03, 0xdeb8}, {0x04, 0xdeb8}, {0x01, 0xdeb8}, {0x02, 0x0deb8}}, 0x2, 0x0},
> {0x00,(0x13<<3)|0x0, {{0x01, 0xdeb8}, {0x00, 0xdeb8}, {0x00, 0xdeb8}, {0x00, 0x0deb8}}, 0x0, 0x0},
> }
> };
>
> unsigned long write_pirq_routing_table(unsigned long addr)
> {
> return copy_pirq_routing_table(addr);
> }
Uwe.
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