From 4edc0cb2313541e74026c25b52a8f9685d953a14 Mon Sep 17 00:00:00 2001 From: Benji Dial Date: Sun, 22 Dec 2019 09:06:25 -0500 Subject: report number of free pages --- src/kernel/misc.c | 46 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 src/kernel/misc.c (limited to 'src/kernel/misc.c') diff --git a/src/kernel/misc.c b/src/kernel/misc.c new file mode 100644 index 0000000..d002345 --- /dev/null +++ b/src/kernel/misc.c @@ -0,0 +1,46 @@ +/* +Copyright 2019 Benji Dial + +Permission to use, copy, modify, and/or distribute this +software for any purpose with or without fee is hereby +granted, provided that the above copyright notice and this +permission notice appear in all copies. + +THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS +ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL +IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO +EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, +INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER +RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN +ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE +OF THIS SOFTWARE. +*/ + +#include "misc.h" +#include "vga.h" +#include + +void put_16(uint16_t n) { + bool s = false; + if (n / 10000) { + put_char((uint8_t)'0' + n / 10000); + s = true; + } + n %= 10000; + if (n / 1000 || s) { + put_char((uint8_t)'0' + n / 1000); + s = true; + } + n %= 1000; + if (n / 100 || s) { + put_char((uint8_t)'0' + n / 100); + s = true; + } + n %= 100; + if (n / 10 || s) { + put_char((uint8_t)'0' + n / 10); + s = true; + } + put_char((uint8_t)'0' + n % 10); +} \ No newline at end of file -- cgit v1.2.3