Commit 202bc5bb authored by Anton Blanchard's avatar Anton Blanchard

ppc64: remove broken xmon h option

parent b23e388e
......@@ -86,7 +86,6 @@ static int nvreadb(unsigned);
static int ppc_inst_dump(unsigned long, long);
void print_address(unsigned long);
static int getsp(void);
static void dump_hash_table(void);
static void backtrace(struct pt_regs *);
static void excprint(struct pt_regs *);
static void prregs(struct pt_regs *);
......@@ -158,7 +157,6 @@ Commands:\n\
dd dump double values\n\
e print exception information\n\
f flush cache\n\
h dump hash table\n\
m examine/change memory\n\
mm move a block of memory\n\
ms set a block of memory\n\
......@@ -590,9 +588,6 @@ cmds(struct pt_regs *excp)
case 'f':
cacheflush();
break;
case 'h':
dump_hash_table();
break;
case 's':
case 'x':
case EOF:
......@@ -981,7 +976,7 @@ backtrace(struct pt_regs *excp)
}
printf("\n");
if (regs.gpr[1] < sp) {
printf("<Stack drops into 32-bit userspace %.16lx>\n", regs.gpr[1]);
printf("<Stack drops into userspace %.16lx>\n", regs.gpr[1]);
break;
}
......@@ -1228,152 +1223,6 @@ super_regs()
scannl();
}
#ifndef CONFIG_PPC64BRIDGE
static void
dump_hash_table_seg(unsigned seg, unsigned start, unsigned end)
{
extern void *Hash;
extern unsigned long Hash_size;
unsigned *htab = Hash;
unsigned hsize = Hash_size;
unsigned v, hmask, va, last_va;
int found, last_found, i;
unsigned *hg, w1, last_w2, last_va0;
last_found = 0;
hmask = hsize / 64 - 1;
va = start;
start = (start >> 12) & 0xffff;
end = (end >> 12) & 0xffff;
for (v = start; v < end; ++v) {
found = 0;
hg = htab + (((v ^ seg) & hmask) * 16);
w1 = 0x80000000 | (seg << 7) | (v >> 10);
for (i = 0; i < 8; ++i, hg += 2) {
if (*hg == w1) {
found = 1;
break;
}
}
if (!found) {
w1 ^= 0x40;
hg = htab + ((~(v ^ seg) & hmask) * 16);
for (i = 0; i < 8; ++i, hg += 2) {
if (*hg == w1) {
found = 1;
break;
}
}
}
if (!(last_found && found && (hg[1] & ~0x180) == last_w2 + 4096)) {
if (last_found) {
if (last_va != last_va0)
printf(" ... %x", last_va);
printf("\n");
}
if (found) {
printf("%x to %x", va, hg[1]);
last_va0 = va;
}
last_found = found;
}
if (found) {
last_w2 = hg[1] & ~0x180;
last_va = va;
}
va += 4096;
}
if (last_found)
printf(" ... %x\n", last_va);
}
#else /* CONFIG_PPC64BRIDGE */
static void
dump_hash_table_seg(unsigned seg, unsigned start, unsigned end)
{
extern void *Hash;
extern unsigned long Hash_size;
unsigned *htab = Hash;
unsigned hsize = Hash_size;
unsigned v, hmask, va, last_va;
int found, last_found, i;
unsigned *hg, w1, last_w2, last_va0;
last_found = 0;
hmask = hsize / 128 - 1;
va = start;
start = (start >> 12) & 0xffff;
end = (end >> 12) & 0xffff;
for (v = start; v < end; ++v) {
found = 0;
hg = htab + (((v ^ seg) & hmask) * 32);
w1 = 1 | (seg << 12) | ((v & 0xf800) >> 4);
for (i = 0; i < 8; ++i, hg += 4) {
if (hg[1] == w1) {
found = 1;
break;
}
}
if (!found) {
w1 ^= 2;
hg = htab + ((~(v ^ seg) & hmask) * 32);
for (i = 0; i < 8; ++i, hg += 4) {
if (hg[1] == w1) {
found = 1;
break;
}
}
}
if (!(last_found && found && (hg[3] & ~0x180) == last_w2 + 4096)) {
if (last_found) {
if (last_va != last_va0)
printf(" ... %x", last_va);
printf("\n");
}
if (found) {
printf("%x to %x", va, hg[3]);
last_va0 = va;
}
last_found = found;
}
if (found) {
last_w2 = hg[3] & ~0x180;
last_va = va;
}
va += 4096;
}
if (last_found)
printf(" ... %x\n", last_va);
}
#endif /* CONFIG_PPC64BRIDGE */
static unsigned long hash_ctx;
static unsigned long hash_start;
static unsigned long hash_end;
static void
dump_hash_table()
{
int seg;
unsigned seg_start, seg_end;
hash_ctx = 0;
hash_start = 0;
hash_end = 0xfffff000;
scanhex(&hash_ctx);
scanhex(&hash_start);
scanhex(&hash_end);
printf("Mappings for context %x\n", hash_ctx);
seg_start = hash_start;
for (seg = hash_start >> 28; seg <= hash_end >> 28; ++seg) {
seg_end = (seg << 28) | 0x0ffff000;
if (seg_end > hash_end)
seg_end = hash_end;
dump_hash_table_seg((hash_ctx << 4) + seg, seg_start, seg_end);
seg_start = seg_end + 0x1000;
}
}
int
mread(unsigned long adrs, void *buf, int size)
{
......
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