diff options
Diffstat (limited to 'kernel/multiboot.c')
| -rw-r--r-- | kernel/multiboot.c | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/kernel/multiboot.c b/kernel/multiboot.c index 8fa7aa6..c99959c 100644 --- a/kernel/multiboot.c +++ b/kernel/multiboot.c @@ -2,20 +2,34 @@ #include <assert.h> #include <def.h> +#include <mem.h> #include <mm.h> #include <multiboot.h> +#include <serial.h> PROTECTED static struct multiboot_info *info = NULL; +CLEAR static void multiboot_parse_cmdline(const char *line) +{ + const char *start = line; + for (const char *p = line; p && *p; p++) { + if (*p == ' ') + start = p + 1; + + if (memcmp(start, "log", 3) == 0) { + serial_enable(); + start += 3; + } + } +} + CLEAR void multiboot_init(u32 magic, u32 addr) { assert(magic == MULTIBOOT_MAGIC); info = (void *)addr; - if (info->flags & MULTIBOOT_INFO_CMDLINE) { - // TODO: Do something useful with grub cmdline? - /* printf("CMDLINE: '%s'\n", info->cmdline); */ - } + if (info->flags & MULTIBOOT_INFO_CMDLINE) + multiboot_parse_cmdline((const char *)info->cmdline); } CLEAR u32 multiboot_vbe(void) |