[POWERPC] iSeries: Make iseries_reg_save private to iSeries

[linux-2.6-omap-h63xx.git] / arch / powerpc / xmon / xmon.c

diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c
index 669e6566ad70983fc2fa1d3a246460521d3cf059..00fd7647f80746cb8fc2fd463b4fc2ac64dff907 100644 (file)
--- a/arch/powerpc/xmon/xmon.c
+++ b/arch/powerpc/xmon/xmon.c
@@ -40,11 +40,11 @@
 #include <asm/spu.h>
 #include <asm/spu_priv1.h>
 #include <asm/firmware.h>
+#include <asm/setjmp.h>
 
 #ifdef CONFIG_PPC64
 #include <asm/hvcall.h>
 #include <asm/paca.h>
-#include <asm/iseries/it_lp_reg_save.h>
 #endif
 
 #include "nonstdio.h"
@@ -71,12 +71,9 @@ static unsigned long ncsum = 4096;
 static int termch;
 static char tmpstr[128];
 
-#define JMP_BUF_LEN    23
 static long bus_error_jmp[JMP_BUF_LEN];
 static int catch_memory_errors;
 static long *xmon_fault_jmp[NR_CPUS];
-#define setjmp xmon_setjmp
-#define longjmp xmon_longjmp
 
 /* Breakpoint stuff */
 struct bpt {
@@ -153,13 +150,15 @@ static const char *getvecname(unsigned long vec);
 
 static int do_spu_cmd(void);
 
+#ifdef CONFIG_44x
+static void dump_tlb_44x(void);
+#endif
+
 int xmon_no_auto_backtrace;
 
 extern void xmon_enter(void);
 extern void xmon_leave(void);
 
-extern long setjmp(long *);
-extern void longjmp(long *, long);
 extern void xmon_save_regs(struct pt_regs *);
 
 #ifdef CONFIG_PPC64
@@ -231,6 +230,9 @@ Commands:\n\
 #ifdef CONFIG_PPC_STD_MMU_32
 "  u   dump segment registers\n"
 #endif
+#ifdef CONFIG_44x
+"  u   dump TLB\n"
+#endif
 "  ?   help\n"
 "  zr  reboot\n\
   zh   halt\n"
@@ -833,7 +835,7 @@ cmds(struct pt_regs *excp)
                        mdelay(2000);
                        return cmd;
                case '?':
-                       printf(help_string);
+                       xmon_puts(help_string);
                        break;
                case 'b':
                        bpt_cmds();
@@ -855,6 +857,11 @@ cmds(struct pt_regs *excp)
                case 'u':
                        dump_segments();
                        break;
+#endif
+#ifdef CONFIG_4xx
+               case 'u':
+                       dump_tlb_44x();
+                       break;
 #endif
                default:
                        printf("Unrecognized command: ");
@@ -1590,7 +1597,6 @@ void super_regs(void)
                if (firmware_has_feature(FW_FEATURE_ISERIES)) {
                        struct paca_struct *ptrPaca;
                        struct lppaca *ptrLpPaca;
-                       struct ItLpRegSave *ptrLpRegSave;
 
                        /* Dump out relevant Paca data areas. */
                        printf("Paca: \n");
@@ -1603,15 +1609,6 @@ void super_regs(void)
                        printf("    Saved Gpr3=%.16lx  Saved Gpr4=%.16lx \n",
                               ptrLpPaca->saved_gpr3, ptrLpPaca->saved_gpr4);
                        printf("    Saved Gpr5=%.16lx \n", ptrLpPaca->saved_gpr5);
-
-                       printf("  Local Processor Register Save Area (LpRegSave): \n");
-                       ptrLpRegSave = ptrPaca->reg_save_ptr;
-                       printf("    Saved Sprg0=%.16lx  Saved Sprg1=%.16lx \n",
-                              ptrLpRegSave->xSPRG0, ptrLpRegSave->xSPRG0);
-                       printf("    Saved Sprg2=%.16lx  Saved Sprg3=%.16lx \n",
-                              ptrLpRegSave->xSPRG2, ptrLpRegSave->xSPRG3);
-                       printf("    Saved Msr  =%.16lx  Saved Nia  =%.16lx \n",
-                              ptrLpRegSave->xMSR, ptrLpRegSave->xNIA);
                }
 #endif
 
@@ -2527,16 +2524,33 @@ static void xmon_print_symbol(unsigned long address, const char *mid,
 static void dump_slb(void)
 {
        int i;
-       unsigned long tmp;
+       unsigned long esid,vsid,valid;
+       unsigned long llp;
 
        printf("SLB contents of cpu %x\n", smp_processor_id());
 
-       for (i = 0; i < SLB_NUM_ENTRIES; i++) {
-               asm volatile("slbmfee  %0,%1" : "=r" (tmp) : "r" (i));
-               printf("%02d %016lx ", i, tmp);
-
-               asm volatile("slbmfev  %0,%1" : "=r" (tmp) : "r" (i));
-               printf("%016lx\n", tmp);
+       for (i = 0; i < mmu_slb_size; i++) {
+               asm volatile("slbmfee  %0,%1" : "=r" (esid) : "r" (i));
+               asm volatile("slbmfev  %0,%1" : "=r" (vsid) : "r" (i));
+               valid = (esid & SLB_ESID_V);
+               if (valid | esid | vsid) {
+                       printf("%02d %016lx %016lx", i, esid, vsid);
+                       if (valid) {
+                               llp = vsid & SLB_VSID_LLP;
+                               if (vsid & SLB_VSID_B_1T) {
+                                       printf("  1T  ESID=%9lx  VSID=%13lx LLP:%3lx \n",
+                                               GET_ESID_1T(esid),
+                                               (vsid & ~SLB_VSID_B) >> SLB_VSID_SHIFT_1T,
+                                               llp);
+                               } else {
+                                       printf(" 256M ESID=%9lx  VSID=%13lx LLP:%3lx \n",
+                                               GET_ESID(esid),
+                                               (vsid & ~SLB_VSID_B) >> SLB_VSID_SHIFT,
+                                               llp);
+                               }
+                       } else
+                               printf("\n");
+               }
        }
 }
 
@@ -2581,6 +2595,32 @@ void dump_segments(void)
 }
 #endif
 
+#ifdef CONFIG_44x
+static void dump_tlb_44x(void)
+{
+       int i;
+
+       for (i = 0; i < PPC44x_TLB_SIZE; i++) {
+               unsigned long w0,w1,w2;
+               asm volatile("tlbre  %0,%1,0" : "=r" (w0) : "r" (i));
+               asm volatile("tlbre  %0,%1,1" : "=r" (w1) : "r" (i));
+               asm volatile("tlbre  %0,%1,2" : "=r" (w2) : "r" (i));
+               printf("[%02x] %08x %08x %08x ", i, w0, w1, w2);
+               if (w0 & PPC44x_TLB_VALID) {
+                       printf("V %08x -> %01x%08x %c%c%c%c%c",
+                              w0 & PPC44x_TLB_EPN_MASK,
+                              w1 & PPC44x_TLB_ERPN_MASK,
+                              w1 & PPC44x_TLB_RPN_MASK,
+                              (w2 & PPC44x_TLB_W) ? 'W' : 'w',
+                              (w2 & PPC44x_TLB_I) ? 'I' : 'i',
+                              (w2 & PPC44x_TLB_M) ? 'M' : 'm',
+                              (w2 & PPC44x_TLB_G) ? 'G' : 'g',
+                              (w2 & PPC44x_TLB_E) ? 'E' : 'e');
+               }
+               printf("\n");
+       }
+}
+#endif /* CONFIG_44x */
 void xmon_init(int enable)
 {
 #ifdef CONFIG_PPC_ISERIES