Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1/*
2 * This is set up by the setup-routine at boot-time
3 */
4#define PARAM ((unsigned char *)empty_zero_page)
5
6#define MOUNT_ROOT_RDONLY (*(unsigned long *) (PARAM+0x000))
7#define RAMDISK_FLAGS (*(unsigned long *) (PARAM+0x004))
8#define ORIG_ROOT_DEV (*(unsigned long *) (PARAM+0x008))
9#define LOADER_TYPE (*(unsigned long *) (PARAM+0x00c))
10#define INITRD_START (*(unsigned long *) (PARAM+0x010))
11#define INITRD_SIZE (*(unsigned long *) (PARAM+0x014))
12
13#define M32R_CPUCLK (*(unsigned long *) (PARAM+0x018))
14#define M32R_BUSCLK (*(unsigned long *) (PARAM+0x01c))
15#define M32R_TIMER_DIVIDE (*(unsigned long *) (PARAM+0x020))
16
17#define COMMAND_LINE ((char *) (PARAM+0x100))
18
19#define SCREEN_INFO (*(struct screen_info *) (PARAM+0x200))
20
21#define COMMAND_LINE_SIZE (512)
22
23#define RAMDISK_IMAGE_START_MASK (0x07FF)
24#define RAMDISK_PROMPT_FLAG (0x8000)
25#define RAMDISK_LOAD_FLAG (0x4000)
26
27extern unsigned long memory_start;
28extern unsigned long memory_end;
29