fence_wait returned with error -512

[Steve Kargl]

On Thu, Sep 27, 2018 at 02:41:45PM -0700, Johannes Lundberg wrote:
> 
> That’s life in -CURRENT :)
> drm-legacy (and drm-devel) are from now only buildable on >= r338948.
> 

Code from github doesn't work either. :(

The following are from the gpu-firmware-kmod port:

% ls /boot/modules/*CAIC*
/boot/modules/radeon_CAICOS_mc_bin.ko*
/boot/modules/radeon_CAICOS_me_bin.ko*
/boot/modules/radeon_CAICOS_pfp_bin.ko*
/boot/modules/radeon_CAICOS_smc_bin.ko*

% dmesg | grep drm

info: [drm] Initialized drm 1.1.0 20060810
drmn0: <Caicos [Radeon HD 6450]> on vgapci0
info: [drm] RADEON_IS_PCIE
info: [drm] initializing kernel modesetting (CAICOS 0x1002:0x6779 0x1092:0x6450).
info: [drm] register mmio base: 0xFEA20000
info: [drm] register mmio size: 131072
info: [drm] radeon_atrm_get_bios: ===> Try ATRM...
info: [drm] radeon_atrm_get_bios: pci_find_class() found: 0:1:0:0, vendor=1002, device=6779
info: [drm] radeon_atrm_get_bios: Get ACPI device handle
info: [drm] radeon_acpi_vfct_bios: ===> Try VFCT...
info: [drm] radeon_acpi_vfct_bios: Get "VFCT" ACPI table
info: [drm] radeon_acpi_vfct_bios: Failed to get "VFCT" table: AE_NOT_FOUND
info: [drm] igp_read_bios_from_vram: ===> Try IGP's VRAM...
info: [drm] igp_read_bios_from_vram: VRAM base address: 0xc0000000
info: [drm] igp_read_bios_from_vram: Map address: 0xfffff800c0000000 (262144 bytes)
info: [drm] igp_read_bios_from_vram: Incorrect BIOS signature: 0x2070
info: [drm] radeon_read_bios: ===> Try PCI Expansion ROM...
info: [drm] radeon_read_bios: Map address: 0xfffff800000c0000 (131072 bytes)
info: [drm] ATOM BIOS: C26401
drmn0: info: VRAM: 1024M 0x0000000000000000 - 0x000000003FFFFFFF (1024M used)
drmn0: info: GTT: 512M 0x0000000040000000 - 0x000000005FFFFFFF
info: [drm] Detected VRAM RAM=1024M, BAR=256M
info: [drm] RAM width 64bits DDR
info: [drm] radeon: 1024M of VRAM memory ready
info: [drm] radeon: 512M of GTT memory ready.
info: [drm] Supports vblank timestamp caching Rev 1 (10.10.2010).
info: [drm] Driver supports precise vblank timestamp query.
info: [drm] MSI enabled 1 message(s)
drmn0: info: radeon: using MSI.
info: [drm] radeon: irq initialized.
info: [drm] GART: num cpu pages 131072, num gpu pages 131072
info: [drm] probing gen 2 caps for device 1002:5a16 = 2/0
info: [drm] enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0
info: [drm] Loading CAICOS Microcode
error: [drm:pid911:ni_init_microcode] *ERROR* ni_cp: Failed to load firmware "radeonkmsfw_CAICOS_pfp"
error: [drm:pid911:evergreen_startup] *ERROR* Failed to load firmware!
drmn0: error: disabling GPU acceleration
drmn0: warning: 0xfffff80007311800 unpin not necessary
drmn0: warning: 0xfffff80007311800 unpin not necessary
error: [drm:pid911:evergreen_init] *ERROR* radeon: MC ucode required for NI+.
drmn0: error: Fatal error during GPU init
info: [drm] radeon: finishing device.
info: [drm] radeon: ttm finalized
device_attach: drmn0 attach returned 22

There is not radeonkmsfw_CAICOS_pfp[.ko].  Note, copying
/boot/modules/radeon_CAICOS_pfp_bin.ko to 
/boot/modules/radeonkmsfw_CAICOS_pfp.ko will load the
module, but it won't register.

-- 
steve