Date: Fri, 1 Feb 2013 19:24:16 +0000 (UTC) From: Neel Natu <neel@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r246221 - head/usr.sbin/pciconf Message-ID: <201302011924.r11JOGcW034391@svn.freebsd.org>
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Author: neel Date: Fri Feb 1 19:24:16 2013 New Revision: 246221 URL: http://svnweb.freebsd.org/changeset/base/246221 Log: Display MSI-X table and PBA offsets when displaying information about MSI-X capability. Reviewed by: jhb, jimharris (initial version) Modified: head/usr.sbin/pciconf/cap.c Modified: head/usr.sbin/pciconf/cap.c ============================================================================== --- head/usr.sbin/pciconf/cap.c Fri Feb 1 18:59:14 2013 (r246220) +++ head/usr.sbin/pciconf/cap.c Fri Feb 1 19:24:16 2013 (r246221) @@ -449,24 +449,28 @@ cap_express(int fd, struct pci_conf *p, 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
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