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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 18:30:56 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 18:30:56 +0000 |
commit | d3114e0edc60508fc1e44e6cd2733fb2a97cdaca (patch) | |
tree | 82d66db664dea6ee75010455b98b04f47fcc4a90 /ls-caps-vendor.c | |
parent | Initial commit. (diff) | |
download | pciutils-d3114e0edc60508fc1e44e6cd2733fb2a97cdaca.tar.xz pciutils-d3114e0edc60508fc1e44e6cd2733fb2a97cdaca.zip |
Adding upstream version 1:3.11.1.upstream/1%3.11.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'ls-caps-vendor.c')
-rw-r--r-- | ls-caps-vendor.c | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/ls-caps-vendor.c b/ls-caps-vendor.c new file mode 100644 index 0000000..62ee586 --- /dev/null +++ b/ls-caps-vendor.c @@ -0,0 +1,84 @@ +/* + * The PCI Utilities -- Show Vendor-specific Capabilities + * + * Copyright (c) 2014 Gerd Hoffmann <kraxel@redhat.com> + * + * Can be freely distributed and used under the terms of the GNU GPL v2+. + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include <stdio.h> +#include <string.h> + +#include "lspci.h" + +static int +show_vendor_caps_virtio(struct device *d, int where, int cap) +{ + int length = BITS(cap, 0, 8); + int type = BITS(cap, 8, 8); + char *tname; + + if (length < 16) + return 0; + if (!config_fetch(d, where, length)) + return 0; + + switch (type) + { + case 1: + tname = "CommonCfg"; + break; + case 2: + tname = "Notify"; + break; + case 3: + tname = "ISR"; + break; + case 4: + tname = "DeviceCfg"; + break; + default: + tname = "<unknown>"; + break; + } + + printf("VirtIO: %s\n", tname); + + if (verbose < 2) + return 1; + + printf("\t\tBAR=%d offset=%08x size=%08x", + get_conf_byte(d, where + 4), + get_conf_long(d, where + 8), + get_conf_long(d, where + 12)); + + if (type == 2 && length >= 20) + printf(" multiplier=%08x", get_conf_long(d, where+16)); + + printf("\n"); + return 1; +} + +static int +do_show_vendor_caps(struct device *d, int where, int cap) +{ + switch (d->dev->vendor_id) + { + case 0x1af4: /* Red Hat */ + if (d->dev->device_id >= 0x1000 && + d->dev->device_id <= 0x107f) + return show_vendor_caps_virtio(d, where, cap); + break; + } + return 0; +} + +void +show_vendor_caps(struct device *d, int where, int cap) +{ + printf("Vendor Specific Information: "); + if (!do_show_vendor_caps(d, where, cap)) + printf("Len=%02x <?>\n", BITS(cap, 0, 8)); +} |