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Diffstat (limited to 'arch/powerpc/xmon/xmon.c')
-rw-r--r--arch/powerpc/xmon/xmon.c86
1 files changed, 66 insertions, 20 deletions
diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c
index 08e367e3e8c3..33351c6704b1 100644
--- a/arch/powerpc/xmon/xmon.c
+++ b/arch/powerpc/xmon/xmon.c
@@ -89,6 +89,7 @@ static unsigned long nidump = 16;
static unsigned long ncsum = 4096;
static int termch;
static char tmpstr[128];
+static int tracing_enabled;
static long bus_error_jmp[JMP_BUF_LEN];
static int catch_memory_errors;
@@ -234,6 +235,7 @@ Commands:\n\
"\
dr dump stream of raw bytes\n\
dt dump the tracing buffers (uses printk)\n\
+ dtc dump the tracing buffers for current CPU (uses printk)\n\
"
#ifdef CONFIG_PPC_POWERNV
" dx# dump xive on CPU #\n\
@@ -461,6 +463,9 @@ static int xmon_core(struct pt_regs *regs, int fromipi)
local_irq_save(flags);
hard_irq_disable();
+ tracing_enabled = tracing_is_on();
+ tracing_off();
+
bp = in_breakpoint_table(regs->nip, &offset);
if (bp != NULL) {
regs->nip = bp->address + offset;
@@ -981,6 +986,8 @@ cmds(struct pt_regs *excp)
break;
case 'x':
case 'X':
+ if (tracing_enabled)
+ tracing_on();
return cmd;
case EOF:
printf(" <no input ...>\n");
@@ -1732,23 +1739,25 @@ static void dump_206_sprs(void)
/* Actually some of these pre-date 2.06, but whatevs */
- printf("srr0 = %.16x srr1 = %.16x dsisr = %.8x\n",
+ printf("srr0 = %.16lx srr1 = %.16lx dsisr = %.8x\n",
mfspr(SPRN_SRR0), mfspr(SPRN_SRR1), mfspr(SPRN_DSISR));
- printf("dscr = %.16x ppr = %.16x pir = %.8x\n",
+ printf("dscr = %.16lx ppr = %.16lx pir = %.8x\n",
mfspr(SPRN_DSCR), mfspr(SPRN_PPR), mfspr(SPRN_PIR));
+ printf("amr = %.16lx uamor = %.16lx\n",
+ mfspr(SPRN_AMR), mfspr(SPRN_UAMOR));
if (!(mfmsr() & MSR_HV))
return;
- printf("sdr1 = %.16x hdar = %.16x hdsisr = %.8x\n",
+ printf("sdr1 = %.16lx hdar = %.16lx hdsisr = %.8x\n",
mfspr(SPRN_SDR1), mfspr(SPRN_HDAR), mfspr(SPRN_HDSISR));
- printf("hsrr0 = %.16x hsrr1 = %.16x hdec = %.8x\n",
+ printf("hsrr0 = %.16lx hsrr1 = %.16lx hdec = %.16lx\n",
mfspr(SPRN_HSRR0), mfspr(SPRN_HSRR1), mfspr(SPRN_HDEC));
- printf("lpcr = %.16x pcr = %.16x lpidr = %.8x\n",
+ printf("lpcr = %.16lx pcr = %.16lx lpidr = %.8x\n",
mfspr(SPRN_LPCR), mfspr(SPRN_PCR), mfspr(SPRN_LPID));
- printf("hsprg0 = %.16x hsprg1 = %.16x\n",
- mfspr(SPRN_HSPRG0), mfspr(SPRN_HSPRG1));
- printf("dabr = %.16x dabrx = %.16x\n",
+ printf("hsprg0 = %.16lx hsprg1 = %.16lx amor = %.16lx\n",
+ mfspr(SPRN_HSPRG0), mfspr(SPRN_HSPRG1), mfspr(SPRN_AMOR));
+ printf("dabr = %.16lx dabrx = %.16lx\n",
mfspr(SPRN_DABR), mfspr(SPRN_DABRX));
#endif
}
@@ -1761,42 +1770,65 @@ static void dump_207_sprs(void)
if (!cpu_has_feature(CPU_FTR_ARCH_207S))
return;
- printf("dpdes = %.16x tir = %.16x cir = %.8x\n",
+ printf("dpdes = %.16lx tir = %.16lx cir = %.8x\n",
mfspr(SPRN_DPDES), mfspr(SPRN_TIR), mfspr(SPRN_CIR));
- printf("fscr = %.16x tar = %.16x pspb = %.8x\n",
+ printf("fscr = %.16lx tar = %.16lx pspb = %.8x\n",
mfspr(SPRN_FSCR), mfspr(SPRN_TAR), mfspr(SPRN_PSPB));
msr = mfmsr();
if (msr & MSR_TM) {
/* Only if TM has been enabled in the kernel */
- printf("tfhar = %.16x tfiar = %.16x texasr = %.16x\n",
+ printf("tfhar = %.16lx tfiar = %.16lx texasr = %.16lx\n",
mfspr(SPRN_TFHAR), mfspr(SPRN_TFIAR),
mfspr(SPRN_TEXASR));
}
- printf("mmcr0 = %.16x mmcr1 = %.16x mmcr2 = %.16x\n",
+ printf("mmcr0 = %.16lx mmcr1 = %.16lx mmcr2 = %.16lx\n",
mfspr(SPRN_MMCR0), mfspr(SPRN_MMCR1), mfspr(SPRN_MMCR2));
printf("pmc1 = %.8x pmc2 = %.8x pmc3 = %.8x pmc4 = %.8x\n",
mfspr(SPRN_PMC1), mfspr(SPRN_PMC2),
mfspr(SPRN_PMC3), mfspr(SPRN_PMC4));
- printf("mmcra = %.16x siar = %.16x pmc5 = %.8x\n",
+ printf("mmcra = %.16lx siar = %.16lx pmc5 = %.8x\n",
mfspr(SPRN_MMCRA), mfspr(SPRN_SIAR), mfspr(SPRN_PMC5));
- printf("sdar = %.16x sier = %.16x pmc6 = %.8x\n",
+ printf("sdar = %.16lx sier = %.16lx pmc6 = %.8x\n",
mfspr(SPRN_SDAR), mfspr(SPRN_SIER), mfspr(SPRN_PMC6));
- printf("ebbhr = %.16x ebbrr = %.16x bescr = %.16x\n",
+ printf("ebbhr = %.16lx ebbrr = %.16lx bescr = %.16lx\n",
mfspr(SPRN_EBBHR), mfspr(SPRN_EBBRR), mfspr(SPRN_BESCR));
+ printf("iamr = %.16lx\n", mfspr(SPRN_IAMR));
if (!(msr & MSR_HV))
return;
- printf("hfscr = %.16x dhdes = %.16x rpr = %.16x\n",
+ printf("hfscr = %.16lx dhdes = %.16lx rpr = %.16lx\n",
mfspr(SPRN_HFSCR), mfspr(SPRN_DHDES), mfspr(SPRN_RPR));
- printf("dawr = %.16x dawrx = %.16x ciabr = %.16x\n",
+ printf("dawr = %.16lx dawrx = %.16lx ciabr = %.16lx\n",
mfspr(SPRN_DAWR), mfspr(SPRN_DAWRX), mfspr(SPRN_CIABR));
#endif
}
+static void dump_300_sprs(void)
+{
+#ifdef CONFIG_PPC64
+ bool hv = mfmsr() & MSR_HV;
+
+ if (!cpu_has_feature(CPU_FTR_ARCH_300))
+ return;
+
+ printf("pidr = %.16lx tidr = %.16lx\n",
+ mfspr(SPRN_PID), mfspr(SPRN_TIDR));
+ printf("asdr = %.16lx psscr = %.16lx\n",
+ mfspr(SPRN_ASDR), hv ? mfspr(SPRN_PSSCR)
+ : mfspr(SPRN_PSSCR_PR));
+
+ if (!hv)
+ return;
+
+ printf("ptcr = %.16lx\n",
+ mfspr(SPRN_PTCR));
+#endif
+}
+
static void dump_one_spr(int spr, bool show_unimplemented)
{
unsigned long val;
@@ -1850,6 +1882,7 @@ static void super_regs(void)
dump_206_sprs();
dump_207_sprs();
+ dump_300_sprs();
return;
}
@@ -2231,6 +2264,17 @@ static void xmon_rawdump (unsigned long adrs, long ndump)
printf("\n");
}
+static void dump_tracing(void)
+{
+ int c;
+
+ c = inchar();
+ if (c == 'c')
+ ftrace_dump(DUMP_ORIG);
+ else
+ ftrace_dump(DUMP_ALL);
+}
+
#ifdef CONFIG_PPC64
static void dump_one_paca(int cpu)
{
@@ -2507,6 +2551,11 @@ dump(void)
}
#endif
+ if (c == 't') {
+ dump_tracing();
+ return;
+ }
+
if (c == '\n')
termch = c;
@@ -2525,9 +2574,6 @@ dump(void)
dump_log_buf();
} else if (c == 'o') {
dump_opal_msglog();
- } else if (c == 't') {
- ftrace_dump(DUMP_ALL);
- tracing_on();
} else if (c == 'r') {
scanhex(&ndump);
if (ndump == 0)
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-26 07:31:43 +0000