diff options
Diffstat (limited to 'arch/powerpc/Kconfig.debug')
| -rw-r--r-- | arch/powerpc/Kconfig.debug | 76 |
1 files changed, 41 insertions, 35 deletions
diff --git a/arch/powerpc/Kconfig.debug b/arch/powerpc/Kconfig.debug index 4e1d39847462..8c80b154e814 100644 --- a/arch/powerpc/Kconfig.debug +++ b/arch/powerpc/Kconfig.debug @@ -82,12 +82,30 @@ config MSI_BITMAP_SELFTEST bool "Run self-tests of the MSI bitmap code" depends on DEBUG_KERNEL +config GUEST_STATE_BUFFER_TEST + def_tristate n + prompt "Enable Guest State Buffer unit tests" + depends on KUNIT + depends on KVM_BOOK3S_HV_POSSIBLE + default KUNIT_ALL_TESTS + help + The Guest State Buffer is a data format specified in the PAPR. + It is by hcalls to communicate the state of L2 guests between + the L1 and L0 hypervisors. Enable unit tests for the library + used to create and use guest state buffers. + config PPC_IRQ_SOFT_MASK_DEBUG bool "Include extra checks for powerpc irq soft masking" + depends on PPC64 + +config PPC_RFI_SRR_DEBUG + bool "Include extra checks for RFI SRR register validity" + depends on PPC_BOOK3S_64 config XMON bool "Include xmon kernel debugger" depends on DEBUG_KERNEL + select CONSOLE_POLL if SERIAL_CPM_CONSOLE help Include in-kernel hooks for the xmon kernel monitor/debugger. Unless you are intending to debug the kernel, say N here. @@ -141,6 +159,8 @@ config BDI_SWITCH config BOOTX_TEXT bool "Support for early boot text console (BootX or OpenFirmware only)" depends on PPC_BOOK3S + select FONT_SUN8x16 + select FONT_SUPPORT help Say Y here to see progress messages from the boot firmware in text mode. Requires either BootX or Open Firmware. @@ -230,11 +250,11 @@ config PPC_EARLY_DEBUG_40x help Select this to enable early debugging for IBM 40x chips via the inbuilt serial port. This works on chips with a 16550 compatible - UART. Xilinx chips with uartlite cannot use this option. + UART. config PPC_EARLY_DEBUG_CPM bool "Early serial debugging for Freescale CPM-based serial ports" - depends on SERIAL_CPM + depends on SERIAL_CPM=y help Select this to enable early debugging for Freescale chips using a CPM-based serial port. This assumes that the bootwrapper @@ -251,7 +271,6 @@ config PPC_EARLY_DEBUG_USBGECKO config PPC_EARLY_DEBUG_PS3GELIC bool "Early debugging through the PS3 Ethernet port" depends on PPC_PS3 - select PS3GELIC_UDBG help Select this to enable early debugging for the PlayStation3 via UDP broadcasts sent out through the Ethernet port. @@ -277,6 +296,12 @@ config PPC_EARLY_DEBUG_MEMCONS This console provides input and output buffers stored within the kernel BSS and should be safe to select on any system. A debugger can then be used to read kernel output or send input to the console. + +config PPC_EARLY_DEBUG_16550 + bool "Serial 16550" + depends on PPC_UDBG_16550 + help + Select this to enable early debugging via Serial 16550 console endchoice config PPC_MEMCONS_OUTPUT_SIZE @@ -299,7 +324,6 @@ config PPC_EARLY_DEBUG_OPAL def_bool y depends on PPC_EARLY_DEBUG_OPAL_RAW || PPC_EARLY_DEBUG_OPAL_HVSI - config PPC_EARLY_DEBUG_HVSI_VTERMNO hex "vterm number to use with early debug HVSI" depends on PPC_EARLY_DEBUG_LPAR_HVSI @@ -349,45 +373,25 @@ config PPC_EARLY_DEBUG_CPM_ADDR platform probing is done, all platforms selected must share the same address. +config PPC_EARLY_DEBUG_16550_PHYSADDR + hex "Early debug Serial 16550 physical address" + depends on PPC_EARLY_DEBUG_16550 + +config PPC_EARLY_DEBUG_16550_STRIDE + int "Early debug Serial 16550 stride" + depends on PPC_EARLY_DEBUG_16550 + default 1 + config FAIL_IOMMU bool "Fault-injection capability for IOMMU" depends on FAULT_INJECTION + depends on PCI || IBMVIO help Provide fault-injection capability for IOMMU. Each device can be selectively enabled via the fail_iommu property. If you are unsure, say N. -config PPC_PTDUMP - bool "Export kernel pagetable layout to userspace via debugfs" - depends on DEBUG_KERNEL && DEBUG_FS - help - This option exports the state of the kernel pagetables to a - debugfs file. This is only useful for kernel developers who are - working in architecture specific areas of the kernel - probably - not a good idea to enable this feature in a production kernel. - - If you are unsure, say N. - -config PPC_DEBUG_WX - bool "Warn on W+X mappings at boot" - depends on PPC_PTDUMP - help - Generate a warning if any W+X mappings are found at boot. - - This is useful for discovering cases where the kernel is leaving - W+X mappings after applying NX, as such mappings are a security risk. - - Note that even if the check fails, your kernel is possibly - still fine, as W+X mappings are not a security hole in - themselves, what they do is that they make the exploitation - of other unfixed kernel bugs easier. - - There is no runtime or memory usage effect of this option - once the kernel has booted up - it's a one time check. - - If in doubt, say "Y". - config PPC_FAST_ENDIAN_SWITCH bool "Deprecated fast endian-switch syscall" depends on DEBUG_KERNEL && PPC_BOOK3S_64 @@ -397,4 +401,6 @@ config PPC_FAST_ENDIAN_SWITCH config KASAN_SHADOW_OFFSET hex depends on KASAN - default 0xe0000000 + default 0xe0000000 if PPC32 + default 0xa80e000000000000 if PPC_BOOK3S_64 + default 0xa8001c0000000000 if PPC_BOOK3E_64 |