diff options
Diffstat (limited to 'kernel/lib/kmem.c')
-rw-r--r-- | kernel/lib/kmem.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/kernel/lib/kmem.c b/kernel/lib/kmem.c new file mode 100644 index 0000000..9861f12 --- /dev/null +++ b/kernel/lib/kmem.c @@ -0,0 +1,38 @@ +#include <globals.h> +#include <drivers/uart.h> +#include <lib/kmem.h> + +// Output longs at address +void kmemshow32(void* data, unsigned long length) +{ + unsigned long* ptr = data; + for(unsigned long i = 0; i < length; i++) { + uart_hex(*ptr); + ptr+=1; + if (i != length-1) + uart_char(' '); + } + uart_char('\n'); +} + +// Output bytes at address +void kmemshow(void* data, unsigned long length) +{ + unsigned char* ptr = data; + for(unsigned long i = 0; i < length; i++) { + char tmp = *ptr>>4; + tmp += 0x30; + if (tmp > 0x39) + tmp += 0x7; + uart_char(tmp); + tmp = *ptr&0xF; + tmp += 0x30; + if (tmp > 0x39) + tmp += 0x7; + uart_char(tmp); + ptr+=1; + if (i != length-1) + uart_char(' '); + } + uart_char('\n'); +} |