mirror of
https://gitee.com/bianbu-linux/linux-6.6
synced 2025-04-24 14:07:52 -04:00
b0969d7687
This GDB script prints the interrupts in the system in the same way that
/proc/interrupts does. This does include the architecture specific part
done by arch_show_interrupts() for x86, ARM, ARM64 and MIPS. Example
output from an ARM64 system:
(gdb) lx-interruptlist
CPU0 CPU1 CPU2 CPU3
10: 3167 1225 1276 2629 GICv2 30 Level arch_timer
13: 0 0 0 0 GICv2 36 Level arm-pmu
14: 0 0 0 0 GICv2 37 Level arm-pmu
15: 0 0 0 0 GICv2 38 Level arm-pmu
16: 0 0 0 0 GICv2 39 Level arm-pmu
28: 0 0 0 0 interrupt-controller@8410640 5 Edge brcmstb-gpio-wake
30: 125 0 0 0 GICv2 128 Level ttyS0
31: 0 0 0 0 interrupt-controller@8416000 0 Level mspi_done
32: 0 0 0 0 interrupt-controller@8410640 3 Edge brcmstb-waketimer
33: 0 0 0 0 interrupt-controller@8418580 8 Edge brcmstb-waketimer-rtc
34: 872 0 0 0 GICv2 230 Level brcm_scmi@0
35: 0 0 0 0 interrupt-controller@8410640 10 Edge 8d0f200.usb-phy
37: 0 0 0 0 GICv2 97 Level PCIe PME
42: 0 0 0 0 GICv2 145 Level xhci-hcd:usb1
43: 94 0 0 0 GICv2 71 Level mmc1
44: 0 0 0 0 GICv2 70 Level mmc0
IPI0: 23 666 154 98 Rescheduling interrupts
IPI1: 247 1053 1701 634 Function call interrupts
IPI2: 0 0 0 0 CPU stop interrupts
IPI3: 0 0 0 0 CPU stop (for crash dump) interrupts
IPI4: 0 0 0 0 Timer broadcast interrupts
IPI5: 7 9 5 0 IRQ work interrupts
IPI6: 0 0 0 0 CPU wake-up interrupts
ERR: 0
Link: https://lkml.kernel.org/r/20230406220451.1583239-1-f.fainelli@gmail.com
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Cc: Jan Kiszka <jan.kiszka@siemens.com>
Cc: Kieran Bingham <kbingham@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
101 lines
2.4 KiB
Python
101 lines
2.4 KiB
Python
/*
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* gdb helper commands and functions for Linux kernel debugging
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*
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* Kernel constants derived from include files.
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*
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* Copyright (c) 2016 Linaro Ltd
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*
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* Authors:
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* Kieran Bingham <kieran.bingham@linaro.org>
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*
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* This work is licensed under the terms of the GNU GPL version 2.
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*
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*/
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#include <linux/clk-provider.h>
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#include <linux/fs.h>
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#include <linux/hrtimer.h>
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#include <linux/irq.h>
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#include <linux/mount.h>
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#include <linux/of_fdt.h>
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#include <linux/radix-tree.h>
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#include <linux/threads.h>
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/* We need to stringify expanded macros so that they can be parsed */
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#define STRING(x) #x
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#define XSTRING(x) STRING(x)
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#define LX_VALUE(x) LX_##x = x
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#define LX_GDBPARSED(x) LX_##x = gdb.parse_and_eval(XSTRING(x))
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/*
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* IS_ENABLED generates (a || b) which is not compatible with python
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* We can only switch on configuration items we know are available
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* Therefore - IS_BUILTIN() is more appropriate
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*/
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#define LX_CONFIG(x) LX_##x = IS_BUILTIN(x)
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/* The build system will take care of deleting everything above this marker */
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<!-- end-c-headers -->
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import gdb
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LX_CONFIG(CONFIG_DEBUG_INFO_REDUCED)
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/* linux/clk-provider.h */
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if IS_BUILTIN(CONFIG_COMMON_CLK):
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LX_GDBPARSED(CLK_GET_RATE_NOCACHE)
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/* linux/fs.h */
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LX_VALUE(SB_RDONLY)
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LX_VALUE(SB_SYNCHRONOUS)
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LX_VALUE(SB_MANDLOCK)
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LX_VALUE(SB_DIRSYNC)
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LX_VALUE(SB_NOATIME)
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LX_VALUE(SB_NODIRATIME)
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/* linux/htimer.h */
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LX_GDBPARSED(hrtimer_resolution)
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/* linux/irq.h */
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LX_GDBPARSED(IRQD_LEVEL)
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LX_GDBPARSED(IRQ_HIDDEN)
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/* linux/mount.h */
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LX_VALUE(MNT_NOSUID)
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LX_VALUE(MNT_NODEV)
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LX_VALUE(MNT_NOEXEC)
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LX_VALUE(MNT_NOATIME)
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LX_VALUE(MNT_NODIRATIME)
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LX_VALUE(MNT_RELATIME)
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/* linux/threads.h */
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LX_VALUE(NR_CPUS)
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/* linux/of_fdt.h> */
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LX_VALUE(OF_DT_HEADER)
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/* linux/radix-tree.h */
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LX_GDBPARSED(RADIX_TREE_ENTRY_MASK)
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LX_GDBPARSED(RADIX_TREE_INTERNAL_NODE)
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LX_GDBPARSED(RADIX_TREE_MAP_SIZE)
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LX_GDBPARSED(RADIX_TREE_MAP_SHIFT)
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LX_GDBPARSED(RADIX_TREE_MAP_MASK)
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/* Kernel Configs */
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LX_CONFIG(CONFIG_GENERIC_CLOCKEVENTS)
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LX_CONFIG(CONFIG_GENERIC_CLOCKEVENTS_BROADCAST)
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LX_CONFIG(CONFIG_HIGH_RES_TIMERS)
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LX_CONFIG(CONFIG_NR_CPUS)
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LX_CONFIG(CONFIG_OF)
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LX_CONFIG(CONFIG_TICK_ONESHOT)
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LX_CONFIG(CONFIG_GENERIC_IRQ_SHOW_LEVEL)
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LX_CONFIG(CONFIG_X86_LOCAL_APIC)
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LX_CONFIG(CONFIG_SMP)
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LX_CONFIG(CONFIG_X86_THERMAL_VECTOR)
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LX_CONFIG(CONFIG_X86_MCE_THRESHOLD)
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LX_CONFIG(CONFIG_X86_MCE_AMD)
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LX_CONFIG(CONFIG_X86_MCE)
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LX_CONFIG(CONFIG_X86_IO_APIC)
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LX_CONFIG(CONFIG_HAVE_KVM)
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