diff options
Diffstat (limited to 'include/pci_caps/px.h')
| -rw-r--r-- | include/pci_caps/px.h | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/include/pci_caps/px.h b/include/pci_caps/px.h index 86cd1b3..e2eb36c 100644 --- a/include/pci_caps/px.h +++ b/include/pci_caps/px.h @@ -157,10 +157,22 @@ struct pxdcap2 { } __attribute__((packed)); _Static_assert(sizeof(struct pxdcap2) == 0x4, "bad PXDCAP2 size"); -struct pxdc2 { - uint16_t stuff:16; +union pxdc2 { + uint16_t raw; + struct { + uint32_t comp_timeout:4; + uint32_t comp_timout_dis:1; + uint32_t ari:1; + uint32_t atomic_req:1; + uint32_t atomic_egress_block:1; + uint32_t ido_req_en:1; + uint32_t ido_cmp_en:1; + uint32_t ltr_en:1; + uint32_t obff_en:2; + uint32_t end_end_tlp_prefix_block:1; + } __attribute__((packed)); } __attribute__((packed)); -_Static_assert(sizeof(struct pxdc2) == 0x2, "bad PXDC2 size"); +_Static_assert(sizeof(union pxdc2) == 0x2, "bad PXDC2 size"); struct pxds2 { uint16_t stuff:16; @@ -245,7 +257,7 @@ struct pxcap { /* Device Capabilities 2 */ struct pxdcap2 pxdcap2; /* Device Control 2 */ - struct pxdc2 pxdc2; + union pxdc2 pxdc2; /* Device Status 2 */ struct pxds2 pxds2; /* Link Capabilities 2 */ |