diff options
author | Michael Ellerman <mpe@ellerman.id.au> | 2015-10-14 05:58:36 (GMT) |
---|---|---|
committer | Michael Ellerman <mpe@ellerman.id.au> | 2015-10-15 09:32:02 (GMT) |
commit | ad987fc8eae7b5f4085c5ad2610b9af12018c38a (patch) | |
tree | 7196a09ef91347e07b80d3703cee01cce16971f3 | |
parent | 0c23a88ccc32db31c31677d70e37b49ef3ae9ed9 (diff) | |
download | linux-ad987fc8eae7b5f4085c5ad2610b9af12018c38a.tar.xz |
powerpc/xmon: Add some more elements to the existing PACA dump list
This patch adds a set of new elements to the existing PACA dump list
inside an xmon session which can be listed below improving the overall
xmon debug support.
With this patch, a typical xmon PACA dump looks something like this.
paca for cpu 0x0 @ c00000000fdc0000:
possible = yes
present = yes
online = yes
lock_token = 0x8000 (0xa)
paca_index = 0x0 (0x8)
kernel_toc = 0xc000000001393200 (0x10)
kernelbase = 0xc000000000000000 (0x18)
kernel_msr = 0xb000000000001033 (0x20)
emergency_sp = 0xc00000003fff0000 (0x28)
mc_emergency_sp = 0xc00000003ffec000 (0x2e0)
in_mce = 0x0 (0x2e8)
hmi_event_available = 0x0 (0x2ea)
data_offset = 0x1fe7b0000 (0x30)
hw_cpu_id = 0x0 (0x38)
cpu_start = 0x1 (0x3a)
kexec_state = 0x0 (0x3b)
slb_shadow[0]: = 0xc000000008000000 0x40016e7779000510
slb_shadow[1]: = 0xd000000008000001 0x400142add1000510
vmalloc_sllp = 0x510 (0x1b8)
slb_cache_ptr = 0x4 (0x1ba)
slb_cache[0]: = 0x000000000003f000
slb_cache[1]: = 0x0000000000000001
slb_cache[2]: = 0x0000000000000003
slb_cache[3]: = 0x0000000000001000
slb_cache[4]: = 0x0000000000001000
slb_cache[5]: = 0x0000000000000000
slb_cache[6]: = 0x0000000000000000
slb_cache[7]: = 0x0000000000000000
dscr_default = 0x0 (0x58)
__current = 0xc000000001331e80 (0x290)
kstack = 0xc000000001393e30 (0x298)
stab_rr = 0x11 (0x2a0)
saved_r1 = 0xc0000001fffef5e0 (0x2a8)
trap_save = 0x0 (0x2b8)
soft_enabled = 0x0 (0x2ba)
irq_happened = 0x1 (0x2bb)
io_sync = 0x0 (0x2bc)
irq_work_pending = 0x0 (0x2bd)
nap_state_lost = 0x0 (0x2be)
sprg_vdso = 0x0 (0x2c0)
tm_scratch = 0x8000000100009033 (0x2c8)
core_idle_state_ptr = (null) (0x2d0)
thread_idle_state = 0x0 (0x2d8)
thread_mask = 0x0 (0x2d9)
subcore_sibling_mask = 0x0 (0x2da)
user_time = 0x0 (0x2f0)
system_time = 0x0 (0x2f8)
user_time_scaled = 0x0 (0x300)
starttime = 0x3f462418b5cf4 (0x308)
starttime_user = 0x3f4622a57092a (0x310)
startspurr = 0xd62a5718 (0x318)
utime_sspurr = 0x0 (0x320)
stolen_time = 0x0 (0x328)
Signed-off-by: Anshuman Khandual <khandual@linux.vnet.ibm.com>
[mpe: Endian swap slb_shadow before display, minor formatting]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
-rw-r--r-- | arch/powerpc/xmon/xmon.c | 61 |
1 files changed, 57 insertions, 4 deletions
diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c index bf8f49a..786bf01 100644 --- a/arch/powerpc/xmon/xmon.c +++ b/arch/powerpc/xmon/xmon.c @@ -2086,6 +2086,9 @@ static void xmon_rawdump (unsigned long adrs, long ndump) static void dump_one_paca(int cpu) { struct paca_struct *p; +#ifdef CONFIG_PPC_STD_MMU_64 + int i = 0; +#endif if (setjmp(bus_error_jmp) != 0) { printf("*** Error dumping paca for cpu 0x%x!\n", cpu); @@ -2099,12 +2102,12 @@ static void dump_one_paca(int cpu) printf("paca for cpu 0x%x @ %p:\n", cpu, p); - printf(" %-*s = %s\n", 16, "possible", cpu_possible(cpu) ? "yes" : "no"); - printf(" %-*s = %s\n", 16, "present", cpu_present(cpu) ? "yes" : "no"); - printf(" %-*s = %s\n", 16, "online", cpu_online(cpu) ? "yes" : "no"); + printf(" %-*s = %s\n", 20, "possible", cpu_possible(cpu) ? "yes" : "no"); + printf(" %-*s = %s\n", 20, "present", cpu_present(cpu) ? "yes" : "no"); + printf(" %-*s = %s\n", 20, "online", cpu_online(cpu) ? "yes" : "no"); #define DUMP(paca, name, format) \ - printf(" %-*s = %#-*"format"\t(0x%lx)\n", 16, #name, 18, paca->name, \ + printf(" %-*s = %#-*"format"\t(0x%lx)\n", 20, #name, 18, paca->name, \ offsetof(struct paca_struct, name)); DUMP(p, lock_token, "x"); @@ -2116,11 +2119,41 @@ static void dump_one_paca(int cpu) #ifdef CONFIG_PPC_BOOK3S_64 DUMP(p, mc_emergency_sp, "p"); DUMP(p, in_mce, "x"); + DUMP(p, hmi_event_available, "x"); #endif DUMP(p, data_offset, "lx"); DUMP(p, hw_cpu_id, "x"); DUMP(p, cpu_start, "x"); DUMP(p, kexec_state, "x"); +#ifdef CONFIG_PPC_STD_MMU_64 + for (i = 0; i < SLB_NUM_BOLTED; i++) { + u64 esid, vsid; + + if (!p->slb_shadow_ptr) + continue; + + esid = be64_to_cpu(p->slb_shadow_ptr->save_area[i].esid); + vsid = be64_to_cpu(p->slb_shadow_ptr->save_area[i].vsid); + + if (esid || vsid) { + printf(" slb_shadow[%d]: = 0x%016lx 0x%016lx\n", + i, esid, vsid); + } + } + DUMP(p, vmalloc_sllp, "x"); + DUMP(p, slb_cache_ptr, "x"); + for (i = 0; i < SLB_CACHE_ENTRIES; i++) + printf(" slb_cache[%d]: = 0x%016lx\n", i, p->slb_cache[i]); +#endif + DUMP(p, dscr_default, "llx"); +#ifdef CONFIG_PPC_BOOK3E + DUMP(p, pgd, "p"); + DUMP(p, kernel_pgd, "p"); + DUMP(p, tcd_ptr, "p"); + DUMP(p, mc_kstack, "p"); + DUMP(p, crit_kstack, "p"); + DUMP(p, dbg_kstack, "p"); +#endif DUMP(p, __current, "p"); DUMP(p, kstack, "lx"); DUMP(p, stab_rr, "lx"); @@ -2131,7 +2164,27 @@ static void dump_one_paca(int cpu) DUMP(p, io_sync, "x"); DUMP(p, irq_work_pending, "x"); DUMP(p, nap_state_lost, "x"); + DUMP(p, sprg_vdso, "llx"); + +#ifdef CONFIG_PPC_TRANSACTIONAL_MEM + DUMP(p, tm_scratch, "llx"); +#endif + +#ifdef CONFIG_PPC_POWERNV + DUMP(p, core_idle_state_ptr, "p"); + DUMP(p, thread_idle_state, "x"); + DUMP(p, thread_mask, "x"); + DUMP(p, subcore_sibling_mask, "x"); +#endif + DUMP(p, user_time, "llx"); + DUMP(p, system_time, "llx"); + DUMP(p, user_time_scaled, "llx"); + DUMP(p, starttime, "llx"); + DUMP(p, starttime_user, "llx"); + DUMP(p, startspurr, "llx"); + DUMP(p, utime_sspurr, "llx"); + DUMP(p, stolen_time, "llx"); #undef DUMP catch_memory_errors = 0; |