>From 18a3fff40f84973639ddf1e519a5976b90cec33f Mon Sep 17 00:00:00 2001 From: Douglas Miller Date: Thu, 5 Nov 2015 07:55:33 -0600 Subject: [PATCH] Add xmon command to dump process/task similar to ps(1) --- arch/powerpc/xmon/xmon.c | 38 ++++++++++++++++++++++++++++++++++++++ 1 files changed, 38 insertions(+), 0 deletions(-) diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c index 13c6e20..72f0404 100644 --- a/arch/powerpc/xmon/xmon.c +++ b/arch/powerpc/xmon/xmon.c @@ -149,6 +149,7 @@ static int cpu_cmd(void); static void csum(void); static void bootcmds(void); static void proccall(void); +static void proclist(void); void dump_segments(void); static void symbol_lookup(void); static void xmon_show_stack(unsigned long sp, unsigned long lr, @@ -228,6 +229,7 @@ Commands:\n\ mz zero a block of memory\n\ mi show information about memory allocation\n\ p call a procedure\n\ + P list processes/tasks\n\ r print registers\n\ s single step\n" #ifdef CONFIG_SPU_BASE @@ -947,6 +949,9 @@ cmds(struct pt_regs *excp) case 'p': proccall(); break; + case 'P': + proclist(); + break; #ifdef CONFIG_PPC_STD_MMU case 'u': dump_segments(); @@ -2450,6 +2455,39 @@ memzcan(void) printf("%.8x\n", a - mskip); } +static void procshow(struct task_struct *tsk) +{ + char state; + state = (tsk->state == 0) ? 'R' : + (tsk->state < 0) ? 'U' : + (tsk->state & TASK_UNINTERRUPTIBLE) ? 'D' : + (tsk->state & TASK_STOPPED) ? 'T' : + (tsk->state & TASK_TRACED) ? 'C' : + (tsk->exit_state & EXIT_ZOMBIE) ? 'Z' : + (tsk->exit_state & EXIT_DEAD) ? 'E' : + (tsk->state & TASK_INTERRUPTIBLE) ? 'S' : '?'; + + printf("%p %016lx %6d %6d %c %2d %s\n", tsk, + tsk->thread.ksp, + tsk->pid, tsk->parent->pid, + state, task_thread_info(tsk)->cpu, + tsk->comm); +} + +static void proclist(void) +{ + unsigned long tskv; + struct task_struct *tsk; + + if (scanhex(&tskv)) { + procshow((struct task_struct *)tskv); + } else { + for_each_process(tsk) { + procshow(tsk); + } + } +} + static void proccall(void) { unsigned long args[8]; -- 1.7.1