Extend dump command to allow display of 2, 4, and 8 byte words in native
endian format. Also adds dump command for "1 byte words" for the sake
of symmetry. New commands are:

	d1	dump 8 bit values
	d2	dump 16 bit values
	d4	dump 32 bit values
	d8	dump 64 bit values

Signed-off-by: Douglas Miller <redacted>
---
 arch/powerpc/xmon/xmon.c |   65 +++++++++++++++++++++++++++++++++++++++++++--
 1 files changed, 62 insertions(+), 3 deletions(-)

diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c
index 9c0e17c..6249975 100644
--- a/arch/powerpc/xmon/xmon.c
+++ b/arch/powerpc/xmon/xmon.c

@@ -212,6 +212,10 @@ static void xmon_print_symbol(unsigned long address, const char *mid,
   "\
   C	checksum\n\
   d	dump bytes\n\
+  d1	dump 8 bit values\n\
+  d2	dump 16 bit values\n\
+  d4	dump 32 bit values\n\
+  d8	dump 64 bit values\n\
   di	dump instructions\n\
   df	dump float values\n\
   dd	dump double values\n\

@@ -2334,9 +2338,49 @@ static void dump_pacas(void)
 }
 #endif
 
+static void dump_by_size(unsigned long addr, long count, int size)
+{
+	unsigned char temp[16];
+	int i, j;
+	u64 val;
+
+	/*
+	 * 'count' was aligned 16. If that changes, the following
+	 * must also change to accommodate other values for 'count'.
+	 */
+	for (i = 0; i < count; i += 16, addr += 16) {
+		printf(REG, addr);
+
+		if (mread(addr, temp, 16) != 16) {
+			printf("Faulted reading %d bytes from 0x"REG"\n", 16, addr);