diff options
Diffstat (limited to 'src/drivers')
| -rw-r--r-- | src/drivers/uart.cc | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/drivers/uart.cc b/src/drivers/uart.cc index 758abd9..a81ba3f 100644 --- a/src/drivers/uart.cc +++ b/src/drivers/uart.cc @@ -54,4 +54,19 @@ namespace Drivers{ uart_putc(*s++); } } + + void print_hex(uint64_t val) + { + char buf[20]; + const char *digits = "0123456789ABCDEF"; + buf[0] = '0'; + buf[1] = 'x'; + for (int i = 0; i < 16; i++) + { + buf[17 - i] = digits[val & 0xF]; + val >>= 4; + } + buf[18] = 0; + Drivers::uart_puts(buf); + } }
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