Fortunately, the pcengines coreboot maintainers are awesome people and interested in enabling cool use cases :)
I pointed them at this thread and briefly described the situation & motivation, and a MCFG table is now pending review! [1] If you aren't afraid of reflashing, you may already be unblocked :) Cheers, Jean-Philippe [1]: https://review.coreboot.org/c/coreboot/+/35286 On Thu, Sep 5, 2019 at 11:41 AM Alexander Boettcher <[email protected]> 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 > > > > -- > 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 > > _______________________________________________ > Genode users mailing list > [email protected] > https://lists.genode.org/listinfo/users _______________________________________________ Genode users mailing list [email protected] https://lists.genode.org/listinfo/users
