cpu: Add a RISC-V CPU driver

[oweals/u-boot.git] / lib / vsprintf.c

diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index 5f7a5f17dc6917cf539c9b207698408a43eda493..4213441fbf773408b5519e48eab0141ef50ae358 100644 (file)
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -15,6 +15,7 @@
 #include <charset.h>
 #include <efi_loader.h>
 #include <div64.h>
+#include <hexdump.h>
 #include <uuid.h>
 #include <stdarg.h>
 #include <linux/ctype.h>
@@ -273,28 +274,23 @@ static char *string(char *buf, char *end, char *s, int field_width,
        return buf;
 }
 
+/* U-Boot uses UTF-16 strings in the EFI context only. */
+#if CONFIG_IS_ENABLED(EFI_LOADER) && !defined(API_BUILD)
 static char *string16(char *buf, char *end, u16 *s, int field_width,
                int precision, int flags)
 {
        u16 *str = s ? s : L"<NULL>";
-       int utf16_len = utf16_strnlen(str, precision);
-       u8 utf8[utf16_len * MAX_UTF8_PER_UTF16];
-       int utf8_len, i;
-
-       utf8_len = utf16_to_utf8(utf8, str, utf16_len) - utf8;
+       ssize_t len = utf16_strnlen(str, precision);
 
        if (!(flags & LEFT))
-               while (utf8_len < field_width--)
+               for (; len < field_width; --field_width)
                        ADDCH(buf, ' ');
-       for (i = 0; i < utf8_len; ++i)
-               ADDCH(buf, utf8[i]);
-       while (utf8_len < field_width--)
+       utf16_utf8_strncpy(&buf, str, len);
+       for (; len < field_width; --field_width)
                ADDCH(buf, ' ');
        return buf;
 }
 
-#if defined(CONFIG_EFI_LOADER) && \
-       !defined(CONFIG_SPL_BUILD) && !defined(API_BUILD)
 static char *device_path_string(char *buf, char *end, void *dp, int field_width,
                                int precision, int flags)
 {
@@ -315,17 +311,6 @@ static char *device_path_string(char *buf, char *end, void *dp, int field_width,
 #endif
 
 #ifdef CONFIG_CMD_NET
-static const char hex_asc[] = "0123456789abcdef";
-#define hex_asc_lo(x)  hex_asc[((x) & 0x0f)]
-#define hex_asc_hi(x)  hex_asc[((x) & 0xf0) >> 4]
-
-static inline char *pack_hex_byte(char *buf, u8 byte)
-{
-       *buf++ = hex_asc_hi(byte);
-       *buf++ = hex_asc_lo(byte);
-       return buf;
-}
-
 static char *mac_address_string(char *buf, char *end, u8 *addr, int field_width,
                                int precision, int flags)
 {
@@ -335,7 +320,7 @@ static char *mac_address_string(char *buf, char *end, u8 *addr, int field_width,
        int i;
 
        for (i = 0; i < 6; i++) {
-               p = pack_hex_byte(p, addr[i]);
+               p = hex_byte_pack(p, addr[i]);
                if (!(flags & SPECIAL) && i != 5)
                        *p++ = ':';
        }
@@ -354,8 +339,8 @@ static char *ip6_addr_string(char *buf, char *end, u8 *addr, int field_width,
        int i;
 
        for (i = 0; i < 8; i++) {
-               p = pack_hex_byte(p, addr[2 * i]);
-               p = pack_hex_byte(p, addr[2 * i + 1]);
+               p = hex_byte_pack(p, addr[2 * i]);
+               p = hex_byte_pack(p, addr[2 * i + 1]);
                if (!(flags & SPECIAL) && i != 7)
                        *p++ = ':';
        }
@@ -417,7 +402,10 @@ static char *uuid_string(char *buf, char *end, u8 *addr, int field_width,
                break;
        }
 
-       uuid_bin_to_str(addr, uuid, str_format);
+       if (addr)
+               uuid_bin_to_str(addr, uuid, str_format);
+       else
+               strcpy(uuid, "<NULL>");
 
        return string(buf, end, uuid, field_width, precision, flags);
 }
@@ -457,8 +445,8 @@ static char *pointer(const char *fmt, char *buf, char *end, void *ptr,
 #endif
 
        switch (*fmt) {
-#if defined(CONFIG_EFI_LOADER) && \
-       !defined(CONFIG_SPL_BUILD) && !defined(API_BUILD)
+/* Device paths only exist in the EFI context. */
+#if CONFIG_IS_ENABLED(EFI_LOADER) && !defined(API_BUILD)
        case 'D':
                return device_path_string(buf, end, ptr, field_width,
                                          precision, flags);
@@ -619,10 +607,14 @@ repeat:
                        continue;
 
                case 's':
-                       if (qualifier == 'l' && !IS_ENABLED(CONFIG_SPL_BUILD)) {
+/* U-Boot uses UTF-16 strings in the EFI context only. */
+#if CONFIG_IS_ENABLED(EFI_LOADER) && !defined(API_BUILD)
+                       if (qualifier == 'l') {
                                str = string16(str, end, va_arg(args, u16 *),
                                               field_width, precision, flags);
-                       } else {
+                       } else
+#endif
+                       {
                                str = string(str, end, va_arg(args, char *),
                                             field_width, precision, flags);
                        }
@@ -783,6 +775,7 @@ int sprintf(char *buf, const char *fmt, ...)
        return i;
 }
 
+#if CONFIG_IS_ENABLED(PRINTF)
 int printf(const char *fmt, ...)
 {
        va_list args;
@@ -824,15 +817,7 @@ int vprintf(const char *fmt, va_list args)
        puts(printbuffer);
        return i;
 }
-
-
-void __assert_fail(const char *assertion, const char *file, unsigned line,
-                  const char *function)
-{
-       /* This will not return */
-       panic("%s:%u: %s: Assertion `%s' failed.", file, line, function,
-             assertion);
-}
+#endif
 
 char *simple_itoa(ulong i)
 {