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Display MSI-X table and PBA offsets when displaying information about MSI-X

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capability.

Reviewed by:	jhb, jimharris (initial version)
This commit is contained in:
Neel Natu 2013-02-01 19:24:16 +00:00
parent 11fca81ccd
commit 609933c61b
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=246221
1 changed files with 15 additions and 11 deletions
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26
usr.sbin/pciconf/cap.c
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@ -449,24 +449,28 @@ cap_express(int fd, struct pci_conf *p, uint8_t ptr)
static void
cap_msix(int fd, struct pci_conf *p, uint8_t ptr)
{
uint32_t val;
uint32_t pba_offset, table_offset, val;
int msgnum, pba_bar, table_bar;
uint16_t ctrl;
int msgnum, table_bar, pba_bar;
ctrl = read_config(fd, &p->pc_sel, ptr + PCIR_MSIX_CTRL, 2);
msgnum = (ctrl & PCIM_MSIXCTRL_TABLE_SIZE) + 1;
val = read_config(fd, &p->pc_sel, ptr + PCIR_MSIX_TABLE, 4);
table_bar = PCIR_BAR(val & PCIM_MSIX_BIR_MASK);
table_offset = val & ~PCIM_MSIX_BIR_MASK;
val = read_config(fd, &p->pc_sel, ptr + PCIR_MSIX_PBA, 4);
pba_bar = PCIR_BAR(val & PCIM_MSIX_BIR_MASK);
printf("MSI-X supports %d message%s ", msgnum,
(msgnum == 1) ? "" : "s");
if (table_bar == pba_bar)
printf("in map 0x%x", table_bar);
else
printf("in maps 0x%x and 0x%x", table_bar, pba_bar);
if (ctrl & PCIM_MSIXCTRL_MSIX_ENABLE)
printf(" enabled");
pba_bar = PCIR_BAR(val & PCIM_MSIX_BIR_MASK);
pba_offset = val & ~PCIM_MSIX_BIR_MASK;
printf("MSI-X supports %d message%s%s\n", msgnum,
(msgnum == 1) ? "" : "s",
(ctrl & PCIM_MSIXCTRL_MSIX_ENABLE) ? ", enabled" : "");
printf(" ");
printf("Table in map 0x%x[0x%x], PBA in map 0x%x[0x%x]",
table_bar, table_offset, pba_bar, pba_offset);
}
static void