diff options
| author | Warner Losh <imp@FreeBSD.org> | 2017-02-15 23:49:28 +0000 |
|---|---|---|
| committer | Warner Losh <imp@FreeBSD.org> | 2017-02-15 23:49:28 +0000 |
| commit | c21a66649fc10ae9de19be4268263936d52a4258 (patch) | |
| tree | b2a5b82b3241f3cd1469e7b5579d2ccc54b5b06f /sys/dev/acpica | |
| parent | 1085c4fa53644092f7bcf1d195c3090b785da4d0 (diff) | |
Notes
Diffstat (limited to 'sys/dev/acpica')
| -rw-r--r-- | sys/dev/acpica/acpi_pcib_acpi.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/sys/dev/acpica/acpi_pcib_acpi.c b/sys/dev/acpica/acpi_pcib_acpi.c index 190674a74623..9a66336e7c62 100644 --- a/sys/dev/acpica/acpi_pcib_acpi.c +++ b/sys/dev/acpica/acpi_pcib_acpi.c @@ -309,15 +309,19 @@ acpi_pcib_osc(struct acpi_hpcib_softc *sc) 0x96, 0x57, 0x74, 0x41, 0xc0, 0x3d, 0xd7, 0x66 }; + /* Status Field */ + cap_set[PCI_OSC_STATUS] = 0; + /* Support Field: Extended PCI Config Space, MSI */ - cap_set[1] = 0x11; + cap_set[PCI_OSC_SUPPORT] = PCIM_OSC_SUPPORT_EXT_PCI_CONF | + PCIM_OSC_SUPPORT_MSI; /* Control Field */ - cap_set[2] = 0; + cap_set[PCI_OSC_CTL] = 0; #ifdef PCI_HP /* Control Field: PCI Express Native Hot Plug */ - cap_set[2] |= 0x1; + cap_set[PCI_OSC_CTL] |= PCIM_OSC_CTL_PCIE_HP; #endif status = acpi_EvaluateOSC(sc->ap_handle, pci_host_bridge_uuid, 1, @@ -330,10 +334,16 @@ acpi_pcib_osc(struct acpi_hpcib_softc *sc) return; } - if (cap_set[0] != 0) { + if (cap_set[PCI_OSC_STATUS] != 0) { device_printf(sc->ap_dev, "_OSC returned error %#x\n", cap_set[0]); } + +#ifdef PCI_HP + if ((cap_set[PCI_OSC_CTL] & PCIM_OSC_CTL_PCIE_HP) == 0 && bootverbose) { + device_printf(sc->ap_dev, "_OSC didn't allow HP control\n"); + } +#endif } static int |