Sorry, the link was one section off [0] https://genode.org/documentation/release-notes/18.05#Accessing_PCI_via_ECAM_MMCONF
On 05.09.19 20:41, Alexander Boettcher wrote: > Hello Sid, > > because of [0] you need with 18.05 a valid MCFG ACPI table to run Genode > on x86. The general answer is, that coreboot or companion must provide > the tables, otherwise you are out of luck. Maybe the hints at [1] are > helpful to start investigation for you coreboot build ? > > Cheers, > > Alex. > > [0] > https://genode.org/documentation/release-notes/18.05#Kernel-agnostic_platform-information_handling > [1] https://www.coreboot.org/ACPI#acpi_fill_mcfg > > On 05.09.19 16:06, Sid Hussmann wrote: >> Dear Genodians, >> >> I'm trying to enable Genode on the apu2c4. I successfully could run the >> test-pci component using branch [1] based on Genode 17.11: >> >> However, using the genodelabs/master branch results in a ACPI parsing error: >> ´[init -> platform_drv] Error: ACPI report parsing error.´ >> >> I set the report_rom to verbose and I noticed following differences: >> >> # Working version on apu2c4 [1]: >> >> ´´´ >> Genode 17.11-103-gd0028480b <local changes> >> 4039 MiB RAM and 63253 caps assigned to init >> [init -> test-pci] --- Platform test started --- >> [init -> acpi_drv] Found MADT >> [init -> acpi_drv] MADT IRQ 0 -> GSI 2 flags: 0 >> [init -> acpi_drv] MADT IRQ 9 -> GSI 9 flags: 15 >> [init -> acpi_report_rom] report 'acpi_drv -> acpi' >> [init -> acpi_report_rom] <acpi> >> [init -> acpi_report_rom] <fadt features="0x3c5a5" >> reset_type="0x1000801" reset_addr="0xcf9" reset_value="0x6"/> >> [init -> acpi_report_rom] <irq_override irq="9" gsi="9" flags="0xf"/> >> [init -> acpi_report_rom] <irq_override irq="0" gsi="2" flags="0x0"/> >> [init -> acpi_report_rom] <routing gsi="0x2b" bridge_bdf="0x15" >> device="0x0" device_pin="0x3"/> >> [init -> acpi_report_rom] <routing gsi="0x2a" bridge_bdf="0x15" >> device="0x0" device_pin="0x2"/> >> [init -> acpi_report_rom] <routing gsi="0x29" bridge_bdf="0x15" >> device="0x0" device_pin="0x1"/> >> ... >> [init -> acpi_report_rom] <routing gsi="0x2c" bridge_bdf="0xc0" >> device="0x1" device_pin="0x0"/> >> [init -> acpi_report_rom] </acpi> >> [init -> test-pci] 0:0.0 class=0x600 vendor=0x1022 (unknown) device=0x1566 >> [init -> test-pci] 0:2.0 class=0x600 vendor=0x1022 (unknown) device=0x156b >> ... >> >> ´´´ >> >> >> # Broken version on apu2c4 (current master): >> >> ´´´ >> Genode 19.08 <local changes> >> 4027 MiB RAM and 63253 caps assigned to init >> [init -> test-pci] --- Platform test started --- >> [init -> acpi_drv] Found MADT >> [init -> acpi_drv] MADT IRQ 0 -> GSI 2 flags: 0 >> [init -> acpi_drv] MADT IRQ 9 -> GSI 9 flags: 15 >> [init -> acpi_drv] XSDT OEM 'CORE ', table id 'COREBOOT', revision 0, >> creator 'CORE' (0) >> [init -> acpi_report_rom] report 'acpi_drv -> acpi' >> [init -> acpi_report_rom] <acpi> >> [init -> acpi_report_rom] <root_bridge bdf="0xc0"/> >> [init -> acpi_report_rom] <irq_override irq="9" gsi="9" flags="0xf"/> >> [init -> acpi_report_rom] <irq_override irq="0" gsi="2" flags="0x0"/> >> [init -> acpi_report_rom] <routing gsi="0x2b" bridge_bdf="0x15" >> device="0x0" device_pin="0x3"/> >> [init -> acpi_report_rom] <routing gsi="0x2a" bridge_bdf="0x15" >> device="0x0" device_pin="0x2"/> >> [init -> acpi_report_rom] <routing gsi="0x29" bridge_bdf="0x15" >> device="0x0" device_pin="0x1"/> >> ... >> [init -> acpi_report_rom] <routing gsi="0x2c" bridge_bdf="0xc0" >> device="0x1" device_pin="0x0"/> >> [init -> acpi_report_rom] </acpi> >> [init -> platform_drv] Error: ACPI report parsing error. >> [init -> acpi_drv] SMBIOS table (entry point: 0x163ad0 structures: >> 0xdffd7020) >> [init -> platform_drv] Error: Uncaught exception of type 'int' >> [init -> platform_drv] Warning: abort called - thread: ep >> [init -> acpi_report_rom] report 'acpi_drv -> smbios_table' >> [init -> acpi_report_rom] _SM_b▒ >> ´´´ >> >> >> # on QEMU (current master): >> >> ´´´ >> Genode 19.08 <local changes> >> 471 MiB RAM and 63253 caps assigned to init >> [init -> test-pci] --- Platform test started --- >> [init -> acpi_drv] Found MADT >> [init -> acpi_drv] MADT IRQ 0 -> GSI 2 flags: 0 >> [init -> acpi_drv] MADT IRQ 5 -> GSI 5 flags: 13 >> [init -> acpi_drv] MADT IRQ 9 -> GSI 9 flags: 13 >> [init -> acpi_drv] MADT IRQ 10 -> GSI 10 flags: 13 >> [init -> acpi_drv] MADT IRQ 11 -> GSI 11 flags: 13 >> [init -> acpi_drv] Found MCFG >> [init -> acpi_drv] MCFG BASE 0xb0000000 seg 0x0 bus 0x0-0xff >> [init -> acpi_drv] RSDT OEM 'BOCHS ', table id 'BXPCRSDT', revision 1, >> creator 'BXPC' (1) >> [init -> acpi_report_rom] report 'acpi_drv -> acpi' >> [init -> acpi_report_rom] <acpi> >> [init -> acpi_report_rom] <root_bridge bdf="0x0"/> >> [init -> acpi_report_rom] <bdf start="0" count="65536" >> base="0xb0000000"/> >> [init -> acpi_report_rom] <irq_override irq="11" gsi="11" flags="0xd"/> >> [init -> acpi_report_rom] <irq_override irq="10" gsi="10" flags="0xd"/> >> [init -> acpi_report_rom] <irq_override irq="9" gsi="9" flags="0xd"/> >> [init -> acpi_report_rom] <irq_override irq="5" gsi="5" flags="0xd"/> >> [init -> acpi_report_rom] <irq_override irq="0" gsi="2" flags="0x0"/> >> [init -> acpi_report_rom] </acpi> >> [init -> platform_drv] ECAM/MMCONF range 00:00.0-ff:1f.7 - addr >> [00000000b0000000,00000000c0000000) >> [init -> acpi_drv] SMBIOS table (entry point: 0x165710 structures: 0xf5730) >> [init -> platform_drv] Root bridge: 00:00.0 >> [init -> acpi_report_rom] report 'acpi_drv -> smbios_table' >> [init -> acpi_report_rom] _SM_W >> [init -> test-pci] 0:0.0 class=0x600 vendor=0x8086 (Intel) device=0x29c0 >> [init -> test-pci] 0:1.0 class=0x300 vendor=0x1234 (unknown) device=0x1111 >> ... >> >> ´´´ >> >> >> Cherry-picking from [1] to the master branch didn't help. >> >> On QEMU I noticed a ´bdf´ node in the acpi_report. ´platform_drv´ is >> expecting this node. >> The ´bdf´ node is written in ´Acpi::generate_report()´ but only if there is >> an entry in the ´Pci_config_space´ list. >> The only function that inserts something to that list is >> ´Table_wrapper::parse_mcfg()´, which is called from >> ´Acpi_table::_parse_tables()´ in case one of the tables has the "MCFG" >> signature. However, none of the tables seem to have that signature. >> >> And now I'm lost. >> How do I move on? >> >> Cheers, >> Sid >> >> >> [1] https://github.com/chelmuth/genode/commits/cobalt >> >> >> _______________________________________________ >> Genode users mailing list >> [email protected] >> https://lists.genode.org/listinfo/users >> > > > _______________________________________________ > Genode users mailing list > [email protected] > https://lists.genode.org/listinfo/users > -- Alexander Boettcher Genode Labs https://www.genode-labs.com - https://www.genode.org Genode Labs GmbH - Amtsgericht Dresden - HRB 28424 - Sitz Dresden Geschäftsführer: Dr.-Ing. Norman Feske, Christian Helmuth
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