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authorLinus Torvalds2015-11-05 23:38:43 -0800
committerLinus Torvalds2015-11-05 23:38:43 -0800
commit2f4bf528eca5b2d9eef12b6d323c040254f8f67c (patch)
tree3642d6c1623be0ad1cc991343eb4e0845d77de7a /arch/powerpc/xmon/xmon.c
parent2e3078af2c67730c479f1d183af5b367f5d95337 (diff)
parent8bdf2023e238ce2262d0cf1aca78785dc46e15db (diff)
Merge tag 'powerpc-4.4-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux
Pull powerpc updates from Michael Ellerman: - Kconfig: remove BE-only platforms from LE kernel build from Boqun Feng - Refresh ps3_defconfig from Geoff Levand - Emit GNU & SysV hashes for the vdso from Michael Ellerman - Define an enum for the bolted SLB indexes from Anshuman Khandual - Use a local to avoid multiple calls to get_slb_shadow() from Michael Ellerman - Add gettimeofday() benchmark from Michael Neuling - Avoid link stack corruption in __get_datapage() from Michael Neuling - Add virt_to_pfn and use this instead of opencoding from Aneesh Kumar K.V - Add ppc64le_defconfig from Michael Ellerman - pseries: extract of_helpers module from Andy Shevchenko - Correct string length in pseries_of_derive_parent() from Nathan Fontenot - Free the MSI bitmap if it was slab allocated from Denis Kirjanov - Shorten irq_chip name for the SIU from Christophe Leroy - Wait 1s for secondaries to enter OPAL during kexec from Samuel Mendoza-Jonas - Fix _ALIGN_* errors due to type difference, from Aneesh Kumar K.V - powerpc/pseries/hvcserver: don't memset pi_buff if it is null from Colin Ian King - Disable hugepd for 64K page size, from Aneesh Kumar K.V - Differentiate between hugetlb and THP during page walk from Aneesh Kumar K.V - Make PCI non-optional for pseries from Michael Ellerman - Individual System V IPC system calls from Sam bobroff - Add selftest of unmuxed IPC calls from Michael Ellerman - discard .exit.data at runtime from Stephen Rothwell - Delete old orphaned PrPMC 280/2800 DTS and boot file, from Paul Gortmaker - Use of_get_next_parent to simplify code from Christophe Jaillet - Paginate some xmon output from Sam bobroff - Add some more elements to the xmon PACA dump from Michael Ellerman - Allow the tm-syscall selftest to build with old headers from Michael Ellerman - Run EBB selftests only on POWER8 from Denis Kirjanov - Drop CONFIG_TUNE_CELL in favour of CONFIG_CELL_CPU from Michael Ellerman - Avoid reference to potentially freed memory in prom.c from Christophe Jaillet - Quieten boot wrapper output with run_cmd from Geoff Levand - EEH fixes and cleanups from Gavin Shan - Fix recursive fenced PHB on Broadcom shiner adapter from Gavin Shan - Use of_get_next_parent() in of_get_ibm_chip_id() from Michael Ellerman - Fix section mismatch warning in msi_bitmap_alloc() from Denis Kirjanov - Fix ps3-lpm white space from Rudhresh Kumar J - Fix ps3-vuart null dereference from Colin King - nvram: Add missing kfree in error path from Christophe Jaillet - nvram: Fix function name in some errors messages, from Christophe Jaillet - drivers/macintosh: adb: fix misleading Kconfig help text from Aaro Koskinen - agp/uninorth: fix a memleak in create_gatt_table from Denis Kirjanov - cxl: Free virtual PHB when removing from Andrew Donnellan - scripts/kconfig/Makefile: Allow KBUILD_DEFCONFIG to be a target from Michael Ellerman - scripts/kconfig/Makefile: Fix KBUILD_DEFCONFIG check when building with O= from Michael Ellerman - Freescale updates from Scott: Highlights include 64-bit book3e kexec/kdump support, a rework of the qoriq clock driver, device tree changes including qoriq fman nodes, support for a new 85xx board, and some fixes. - MPC5xxx updates from Anatolij: Highlights include a driver for MPC512x LocalPlus Bus FIFO with its device tree binding documentation, mpc512x device tree updates and some minor fixes. * tag 'powerpc-4.4-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux: (106 commits) powerpc/msi: Fix section mismatch warning in msi_bitmap_alloc() powerpc/prom: Use of_get_next_parent() in of_get_ibm_chip_id() powerpc/pseries: Correct string length in pseries_of_derive_parent() powerpc/e6500: hw tablewalk: make sure we invalidate and write to the same tlb entry powerpc/mpc85xx: Add FSL QorIQ DPAA FMan support to the SoC device tree(s) powerpc/mpc85xx: Create dts components for the FSL QorIQ DPAA FMan powerpc/fsl: Add #clock-cells and clockgen label to clockgen nodes powerpc: handle error case in cpm_muram_alloc() powerpc: mpic: use IRQCHIP_SKIP_SET_WAKE instead of redundant mpic_irq_set_wake powerpc/book3e-64: Enable kexec powerpc/book3e-64/kexec: Set "r4 = 0" when entering spinloop powerpc/booke: Only use VIRT_PHYS_OFFSET on booke32 powerpc/book3e-64/kexec: Enable SMP release powerpc/book3e-64/kexec: create an identity TLB mapping powerpc/book3e-64: Don't limit paca to 256 MiB powerpc/book3e/kdump: Enable crash_kexec_wait_realmode powerpc/book3e: support CONFIG_RELOCATABLE powerpc/booke64: Fix args to copy_and_flush powerpc/book3e-64: rename interrupt_end_book3e with __end_interrupts powerpc/e6500: kexec: Handle hardware threads ...
Diffstat (limited to 'arch/powerpc/xmon/xmon.c')
-rw-r--r--arch/powerpc/xmon/xmon.c79
1 files changed, 75 insertions, 4 deletions
diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c
index 6ef1231c6e9c..786bf01691c9 100644
--- a/arch/powerpc/xmon/xmon.c
+++ b/arch/powerpc/xmon/xmon.c
@@ -242,6 +242,7 @@ Commands:\n\
" u dump TLB\n"
#endif
" ? help\n"
+" # n limit output to n lines per page (for dp, dpa, dl)\n"
" zr reboot\n\
zh halt\n"
;
@@ -833,6 +834,16 @@ static void remove_cpu_bpts(void)
write_ciabr(0);
}
+static void set_lpp_cmd(void)
+{
+ unsigned long lpp;
+
+ if (!scanhex(&lpp)) {
+ printf("Invalid number.\n");
+ lpp = 0;
+ }
+ xmon_set_pagination_lpp(lpp);
+}
/* Command interpreting routine */
static char *last_cmd;
@@ -924,6 +935,9 @@ cmds(struct pt_regs *excp)
case '?':
xmon_puts(help_string);
break;
+ case '#':
+ set_lpp_cmd();
+ break;
case 'b':
bpt_cmds();
break;
@@ -2072,6 +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);
@@ -2085,12 +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");
@@ -2102,11 +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");
@@ -2117,7 +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;
@@ -2166,7 +2233,9 @@ dump(void)
#ifdef CONFIG_PPC64
if (c == 'p') {
+ xmon_start_pagination();
dump_pacas();
+ xmon_end_pagination();
return;
}
#endif
@@ -2315,10 +2384,12 @@ dump_log_buf(void)
sync();
kmsg_dump_rewind_nolock(&dumper);
+ xmon_start_pagination();
while (kmsg_dump_get_line_nolock(&dumper, false, buf, sizeof(buf), &len)) {
buf[len] = '\0';
printf("%s", buf);
}
+ xmon_end_pagination();
sync();
/* wait a little while to see if we get a machine check */