mischief/openbsd-src
1
0
Fork 0
mirror of https://github.com/openbsd/src.git synced 2024-12-22 16:42:56 -08:00
Code

Print information about (legacy) Multiple Message MSIs.

Browse Source 
ok kevlo@, dlg@
This commit is contained in:
kettenis 2024-02-01 18:26:45 +00:00
parent 1db0c46676
commit 3f533fe166
1 changed files with 5 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
usr.sbin/pcidump/pcidump.c
View File

@ -1,4 +1,4 @@
/* $OpenBSD: pcidump.c,v 1.69 2023/04/16 17:26:14 kettenis Exp $ */
/* $OpenBSD: pcidump.c,v 1.70 2024/02/01 18:26:45 kettenis Exp $ */
/*
* Copyright (c) 2006, 2007 David Gwynne <loki@animata.net>
@ -606,7 +606,10 @@ dump_msi(int bus, int dev, int func, u_int8_t ptr)
if (pci_read(bus, dev, func, ptr, &reg) != 0)
return;
printf("\t\tEnabled: %s\n", reg & PCI_MSI_MC_MSIE ? "yes" : "no");
printf("\t\tEnabled: %s; %d vectors (%d enabled)\n",
reg & PCI_MSI_MC_MSIE ? "yes" : "no",
(1 << ((reg & PCI_MSI_MC_MMC_MASK) >> PCI_MSI_MC_MMC_SHIFT)),
(1 << ((reg & PCI_MSI_MC_MME_MASK) >> PCI_MSI_MC_MME_SHIFT)));
}
void