diff options
Diffstat (limited to 'arch/mips/Kconfig.debug')
| -rw-r--r-- | arch/mips/Kconfig.debug | 44 |
1 files changed, 29 insertions, 15 deletions
diff --git a/arch/mips/Kconfig.debug b/arch/mips/Kconfig.debug index 42a97c59200f..f4ae7900fcd3 100644 --- a/arch/mips/Kconfig.debug +++ b/arch/mips/Kconfig.debug @@ -1,10 +1,4 @@ -menu "Kernel hacking" - -config TRACE_IRQFLAGS_SUPPORT - bool - default y - -source "lib/Kconfig.debug" +# SPDX-License-Identifier: GPL-2.0 config EARLY_PRINTK bool "Early printk" if EXPERT @@ -34,7 +28,6 @@ config USE_GENERIC_EARLY_PRINTK_8250 config CMDLINE_BOOL bool "Built-in kernel command line" - default n help For most systems, it is firmware or second stage bootloader that by default specifies the kernel command line options. However, @@ -55,7 +48,6 @@ config CMDLINE_BOOL config CMDLINE string "Default kernel command string" depends on CMDLINE_BOOL - default "" help On some platforms, there is currently no way for the boot loader to pass arguments to the kernel. For these platforms, and for the cases @@ -70,7 +62,6 @@ config CMDLINE config CMDLINE_OVERRIDE bool "Built-in command line overrides firmware arguments" - default n depends on CMDLINE_BOOL help By setting this option to 'Y' you will have your kernel ignore @@ -82,6 +73,7 @@ config CMDLINE_OVERRIDE config SB1XXX_CORELIS bool "Corelis Debugger" depends on SIBYTE_SB1xxx_SOC + select DEBUG_KERNEL if !COMPILE_TEST select DEBUG_INFO if !COMPILE_TEST help Select compile flags that produce code that can be processed by the @@ -106,6 +98,14 @@ config DEBUG_ZBOOT to reduce the kernel image size and speed up the booting procedure a little. +config ZBOOT_INGENIC_UART + int "UART to use for compressed kernel debugging" + depends on DEBUG_ZBOOT && MACH_INGENIC_SOC + default 0 + range 0 4 + help + Specify the UART that should be used for compressed kernel debugging. + config SPINLOCK_TEST bool "Enable spinlock timing tests in debugfs" depends on DEBUG_FS @@ -123,30 +123,44 @@ config SCACHE_DEBUGFS If unsure, say N. -menuconfig MIPS_CPS_NS16550 +menuconfig MIPS_CPS_NS16550_BOOL bool "CPS SMP NS16550 UART output" depends on MIPS_CPS help Output debug information via an ns16550 compatible UART if exceptions occur early in the boot process of a secondary core. -if MIPS_CPS_NS16550 +if MIPS_CPS_NS16550_BOOL + +config MIPS_CPS_NS16550 + def_bool MIPS_CPS_NS16550_BASE != 0 config MIPS_CPS_NS16550_BASE hex "UART Base Address" default 0x1b0003f8 if MIPS_MALTA + default 0 help The base address of the ns16550 compatible UART on which to output debug information from the early stages of core startup. + This is only used if non-zero. + config MIPS_CPS_NS16550_SHIFT int "UART Register Shift" - default 0 if MIPS_MALTA + default 0 help The number of bits to shift ns16550 register indices by in order to form their addresses. That is, log base 2 of the span between adjacent ns16550 registers in the system. -endif # MIPS_CPS_NS16550 +config MIPS_CPS_NS16550_WIDTH + int "UART Register Width" + default 1 + help + ns16550 registers width. UART registers IO access methods will be + selected in accordance with this parameter. By setting it to 1, 2 or + 4 UART registers will be accessed by means of lb/sb, lh/sh or lw/sw + instructions respectively. Any value not from that set activates + lb/sb instructions. -endmenu +endif # MIPS_CPS_NS16550_BOOL |