[PATCH 1/3] include: debug_ll: define puthexc_ll

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puthex_ll prints a single zero-padded unsigned long, which for a single
byte is not very readable, especially on 64-bit systems. Define
puthexc_ll() as well, which just accepts a byte and formats its nibbles
as hexadecimal characters.

Signed-off-by: Ahmad Fatoum <a.fatoum@xxxxxxxxxxxxxx>
---
 include/debug_ll.h | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/include/debug_ll.h b/include/debug_ll.h
index 735033b314cc..856a157bf52c 100644
--- a/include/debug_ll.h
+++ b/include/debug_ll.h
@@ -33,17 +33,25 @@ static inline void putc_ll(char value)
 	PUTC_LL(value);
 }
 
-static inline void puthex_ll(unsigned long value)
+static inline void puthexc_ll(unsigned char value)
 {
 	int i; unsigned char ch;
 
-	for (i = sizeof(unsigned long) * 2; i--; ) {
+	for (i = 2; i--; ) {
 		ch = ((value >> (i * 4)) & 0xf);
 		ch += (ch >= 10) ? 'a' - 10 : '0';
 		putc_ll(ch);
 	}
 }
 
+static inline void puthex_ll(unsigned long value)
+{
+	int i;
+
+	for (i = sizeof(unsigned long); i--; )
+		puthexc_ll(value >> (i * 8));
+}
+
 /*
  * Be careful with puts_ll, it only works if the binary is running at the
  * link address which often is not the case during early startup. If in doubt
@@ -66,6 +74,10 @@ static inline void putc_ll(char value)
 {
 }
 
+static inline void puthexc_ll(unsigned char value)
+{
+}
+
 static inline void puthex_ll(unsigned long value)
 {
 }
-- 
2.30.2





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