-/*\r
- * linux/include/asm/setup.h\r
- *\r
- * Copyright (C) 1997-1999 Russell King\r
- *\r
- * This program is free software; you can redistribute it and/or modify\r
- * it under the terms of the GNU General Public License version 2 as\r
- * published by the Free Software Foundation.\r
- *\r
- * Structure passed to kernel to tell it about the\r
- * hardware it's running on. See linux/Documentation/arm/Setup\r
- * for more info.\r
- *\r
- * NOTE:\r
- * This file contains two ways to pass information from the boot\r
- * loader to the kernel. The old struct param_struct is deprecated,\r
- * but it will be kept in the kernel for 5 years from now\r
- * (2001). This will allow boot loaders to convert to the new struct\r
- * tag way.\r
- */\r
-#ifndef __ASMARM_SETUP_H\r
-#define __ASMARM_SETUP_H\r\r
-\r\r
-#define u32 UINT32\r\r
-#define u16 UINT16\r\r
-#define u8 UINT8\r\r
-\r
-\r
-/*#ifndef CONFIG_ACCEPT_GPL\r
-#error This file covered by GPL but CONFIG_ACCEPT_GPL undefined.\r
-#endif*/\r
-\r
-/*\r
- * Usage:\r
- * - do not go blindly adding fields, add them at the end\r
- * - when adding fields, don't rely on the address until\r
- * a patch from me has been released\r
- * - unused fields should be zero (for future expansion)\r
- * - this structure is relatively short-lived - only\r
- * guaranteed to contain useful data in setup_arch()\r
- */\r
-#define COMMAND_LINE_SIZE 1024\r
-\r
-/* This is the old deprecated way to pass parameters to the kernel */\r
-struct param_struct {\r
- union {\r
- struct {\r
- unsigned long page_size; /* 0 */\r
- unsigned long nr_pages; /* 4 */\r
- unsigned long ramdisk_size; /* 8 */\r
- unsigned long flags; /* 12 */\r
-#define FLAG_READONLY 1\r
-#define FLAG_RDLOAD 4\r
-#define FLAG_RDPROMPT 8\r
- unsigned long rootdev; /* 16 */\r
- unsigned long video_num_cols; /* 20 */\r
- unsigned long video_num_rows; /* 24 */\r
- unsigned long video_x; /* 28 */\r
- unsigned long video_y; /* 32 */\r
- unsigned long memc_control_reg; /* 36 */\r
- unsigned char sounddefault; /* 40 */\r
- unsigned char adfsdrives; /* 41 */\r
- unsigned char bytes_per_char_h; /* 42 */\r
- unsigned char bytes_per_char_v; /* 43 */\r
- unsigned long pages_in_bank[4]; /* 44 */\r
- unsigned long pages_in_vram; /* 60 */\r
- unsigned long initrd_start; /* 64 */\r
- unsigned long initrd_size; /* 68 */\r
- unsigned long rd_start; /* 72 */\r
- unsigned long system_rev; /* 76 */\r
- unsigned long system_serial_low; /* 80 */\r
- unsigned long system_serial_high; /* 84 */\r
- unsigned long mem_fclk_21285; /* 88 */\r
- } s;\r
- char unused[256];\r
- } u1;\r
- union {\r
- char paths[8][128];\r
- struct {\r
- unsigned long magic;\r
- char n[1024 - sizeof(unsigned long)];\r
- } s;\r
- } u2;\r
- char commandline[COMMAND_LINE_SIZE];\r
-};\r
-\r
-\r
-\r
-/*\r
- * The new way of passing information: a list of tagged entries\r
- */\r
-\r
-/* The list ends with an ATAG_NONE node. */\r
-#define ATAG_NONE 0x00000000\r
-\r
-struct tag_header {\r
- u32 size;\r
- u32 tag;\r
-};\r
-\r
-/* The list must start with an ATAG_CORE node */\r
-#define ATAG_CORE 0x54410001\r
-\r
-struct tag_core {\r
- u32 flags; /* bit 0 = read-only */\r
- u32 pagesize;\r
- u32 rootdev;\r
-};\r
-\r
-/* it is allowed to have multiple ATAG_MEM nodes */\r
-#define ATAG_MEM 0x54410002\r
-\r
-struct tag_mem32 {\r
- u32 size;\r
- u32 start; /* physical start address */\r
-};\r
-\r
-/* VGA text type displays */\r
-#define ATAG_VIDEOTEXT 0x54410003\r
-\r
-struct tag_videotext {\r
- u8 x;\r
- u8 y;\r
- u16 video_page;\r
- u8 video_mode;\r
- u8 video_cols;\r
- u16 video_ega_bx;\r
- u8 video_lines;\r
- u8 video_isvga;\r
- u16 video_points;\r
-};\r
-\r
-/* describes how the ramdisk will be used in kernel */\r
-#define ATAG_RAMDISK 0x54410004\r
-\r
-struct tag_ramdisk {\r
- u32 flags; /* bit 0 = load, bit 1 = prompt */\r
- u32 size; /* decompressed ramdisk size in _kilo_ bytes */\r
- u32 start; /* starting block of floppy-based RAM disk image */\r
-};\r
-\r
-/* describes where the compressed ramdisk image lives */\r
-#define ATAG_INITRD 0x54410005\r\r
-\r\r
-#define ATAG_INITRD2 0x54420005\r
-\r
-struct tag_initrd {\r
- u32 start; /* physical start address */\r
- u32 size; /* size of compressed ramdisk image in bytes */\r
-};\r
-\r
-/* board serial number. "64 bits should be enough for everybody" */\r
-#define ATAG_SERIAL 0x54410006\r
-\r
-struct tag_serialnr {\r
- u32 low;\r
- u32 high;\r
-};\r
-\r
-/* board revision */\r
-#define ATAG_REVISION 0x54410007\r
-\r
-struct tag_revision {\r
- u32 rev;\r
-};\r
-\r
-/* initial values for vesafb-type framebuffers. see struct screen_info\r
- * in include/linux/tty.h\r
- */\r
-#define ATAG_VIDEOLFB 0x54410008\r
-\r
-struct tag_videolfb {\r
- u16 lfb_width;\r
- u16 lfb_height;\r
- u16 lfb_depth;\r
- u16 lfb_linelength;\r
- u32 lfb_base;\r
- u32 lfb_size;\r
- u8 red_size;\r
- u8 red_pos;\r
- u8 green_size;\r
- u8 green_pos;\r
- u8 blue_size;\r
- u8 blue_pos;\r
- u8 rsvd_size;\r
- u8 rsvd_pos;\r
-};\r
-\r
-/* command line: \0 terminated string */\r
-#define ATAG_CMDLINE 0x54410009\r
-\r
-struct tag_cmdline {\r
- char cmdline[1]; /* this is the minimum size */\r
-};\r
-\r
-/* acorn RiscPC specific information */\r
-#define ATAG_ACORN 0x41000101\r
-\r
-struct tag_acorn {\r
- u32 memc_control_reg;\r
- u32 vram_pages;\r
- u8 sounddefault;\r
- u8 adfsdrives;\r
-};\r
-\r
-#define ATAG_PTABLE 0x53410001\r
-\r
-/* footbridge memory clock, see arch/arm/mach-footbridge/arch.c */\r
-#define ATAG_MEMCLK 0x41000402\r
-\r
-struct tag_memclk {\r
- u32 fmemclk;\r
-};\r
-\r
-struct tag {\r
- struct tag_header hdr;\r
- union {\r
- struct tag_core core;\r
- struct tag_mem32 mem;\r
- struct tag_videotext videotext;\r
- struct tag_ramdisk ramdisk;\r
- struct tag_initrd initrd;\r
- struct tag_serialnr serialnr;\r
- struct tag_revision revision;\r
- struct tag_videolfb videolfb;\r
- struct tag_cmdline cmdline;\r
-// struct tag_ptable ptable; \r
-\r
- /*\r
- * Acorn specific\r
- */\r
- struct tag_acorn acorn;\r
-\r
- /*\r
- * DC21285 specific\r
- */\r
- struct tag_memclk memclk;\r
- \r
- } u;\r
-};\r
-\r
-struct tagtable {\r
- u32 tag;\r
- int (*parse)(const struct tag *);\r
-};\r
-\r
-#define __tag __attribute__((unused, __section__(".taglist")))\r
-#define __tagtable(tag, fn) \\r
-static struct tagtable __tagtable_##fn __tag = { tag, fn }\r
-\r
-#define tag_member_present(tag,member) \\r
- ((unsigned long)(&((struct tag *)0L)->member + 1) \\r
- <= (tag)->hdr.size * 4)\r
-\r
-#define tag_next(t) ((struct tag *)((u32 *)(t) + (t)->hdr.size))\r
-#define tag_size(type) ((sizeof(struct tag_header) + sizeof(struct type)) >> 2)\r
-\r
-#define for_each_tag(t,base) \\r
- for (t = base; t->hdr.size; t = tag_next(t))\r
-\r
-/*\r
- * Memory map description\r
- */\r
-#define NR_BANKS 8\r
-\r
-struct meminfo {\r
- int nr_banks;\r
- unsigned long end;\r
- struct {\r
- unsigned long start;\r
- unsigned long size;\r
- int node;\r
- } bank[NR_BANKS];\r
-};\r
-\r
-extern struct meminfo meminfo;\r
-\r
-#endif\r
+/*
+ * linux/include/asm/setup.h
+ *
+ * Copyright (C) 1997-1999 Russell King
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Structure passed to kernel to tell it about the
+ * hardware it's running on. See Documentation/arm/Setup
+ * for more info.
+ */
+#ifndef __ASMARM_SETUP_H
+#define __ASMARM_SETUP_H
+#define u32 UINT32
+#define u16 UINT16
+#define u8 UINT8
+
+#define COMMAND_LINE_SIZE 1024
+
+/* The list ends with an ATAG_NONE node. */
+#define ATAG_NONE 0x00000000
+
+struct tag_header {
+ u32 size;
+ u32 tag;
+};
+
+/* The list must start with an ATAG_CORE node */
+#define ATAG_CORE 0x54410001
+
+struct tag_core {
+ u32 flags; /* bit 0 = read-only */
+ u32 pagesize;
+ u32 rootdev;
+};
+
+/* it is allowed to have multiple ATAG_MEM nodes */
+#define ATAG_MEM 0x54410002
+
+struct tag_mem32 {
+ u32 size;
+ u32 start; /* physical start address */
+};
+
+/* VGA text type displays */
+#define ATAG_VIDEOTEXT 0x54410003
+
+struct tag_videotext {
+ u8 x;
+ u8 y;
+ u16 video_page;
+ u8 video_mode;
+ u8 video_cols;
+ u16 video_ega_bx;
+ u8 video_lines;
+ u8 video_isvga;
+ u16 video_points;
+};
+
+/* describes how the ramdisk will be used in kernel */
+#define ATAG_RAMDISK 0x54410004
+
+struct tag_ramdisk {
+ u32 flags; /* bit 0 = load, bit 1 = prompt */
+ u32 size; /* decompressed ramdisk size in _kilo_ bytes */
+ u32 start; /* starting block of floppy-based RAM disk image */
+};
+
+/* describes where the compressed ramdisk image lives (virtual address) */
+/*
+ * this one accidentally used virtual addresses - as such,
+ * it's deprecated.
+ */
+#define ATAG_INITRD 0x54410005
+
+/* describes where the compressed ramdisk image lives (physical address) */
+#define ATAG_INITRD2 0x54420005
+
+struct tag_initrd {
+ u32 start; /* physical start address */
+ u32 size; /* size of compressed ramdisk image in bytes */
+};
+
+/* board serial number. "64 bits should be enough for everybody" */
+#define ATAG_SERIAL 0x54410006
+
+struct tag_serialnr {
+ u32 low;
+ u32 high;
+};
+
+/* board revision */
+#define ATAG_REVISION 0x54410007
+
+struct tag_revision {
+ u32 rev;
+};
+
+/* initial values for vesafb-type framebuffers. see struct screen_info
+ * in include/linux/tty.h
+ */
+#define ATAG_VIDEOLFB 0x54410008
+
+struct tag_videolfb {
+ u16 lfb_width;
+ u16 lfb_height;
+ u16 lfb_depth;
+ u16 lfb_linelength;
+ u32 lfb_base;
+ u32 lfb_size;
+ u8 red_size;
+ u8 red_pos;
+ u8 green_size;
+ u8 green_pos;
+ u8 blue_size;
+ u8 blue_pos;
+ u8 rsvd_size;
+ u8 rsvd_pos;
+};
+
+/* command line: \0 terminated string */
+#define ATAG_CMDLINE 0x54410009
+
+struct tag_cmdline {
+ char cmdline[1]; /* this is the minimum size */
+};
+
+/* acorn RiscPC specific information */
+#define ATAG_ACORN 0x41000101
+
+struct tag_acorn {
+ u32 memc_control_reg;
+ u32 vram_pages;
+ u8 sounddefault;
+ u8 adfsdrives;
+};
+
+/* footbridge memory clock, see arch/arm/mach-footbridge/arch.c */
+#define ATAG_MEMCLK 0x41000402
+
+struct tag_memclk {
+ u32 fmemclk;
+};
+
+struct tag {
+ struct tag_header hdr;
+ union {
+ struct tag_core core;
+ struct tag_mem32 mem;
+ struct tag_videotext videotext;
+ struct tag_ramdisk ramdisk;
+ struct tag_initrd initrd;
+ struct tag_serialnr serialnr;
+ struct tag_revision revision;
+ struct tag_videolfb videolfb;
+ struct tag_cmdline cmdline;
+
+ /*
+ * Acorn specific
+ */
+ struct tag_acorn acorn;
+
+ /*
+ * DC21285 specific
+ */
+ struct tag_memclk memclk;
+ } u;
+};
+
+struct tagtable {
+ u32 tag;
+ int (*parse)(const struct tag *);
+};
+
+#define __tag __attribute_used__ __attribute__((__section__(".taglist")))
+#define __tagtable(tag, fn) \
+static struct tagtable __tagtable_##fn __tag = { tag, fn }
+
+#define tag_member_present(tag,member) \
+ ((unsigned long)(&((struct tag *)0L)->member + 1) \
+ <= (tag)->hdr.size * 4)
+
+#define tag_next(t) ((struct tag *)((u32 *)(t) + (t)->hdr.size))
+#define tag_size(type) ((sizeof(struct tag_header) + sizeof(struct type)) >> 2)
+
+#define for_each_tag(t,base) \
+ for (t = base; t->hdr.size; t = tag_next(t))
+
+/*
+ * Memory map description
+ */
+#ifdef CONFIG_ARCH_LH7A40X
+# define NR_BANKS 16
+#else
+# define NR_BANKS 8
+#endif
+
+struct meminfo {
+ int nr_banks;
+ struct {
+ unsigned long start;
+ unsigned long size;
+ int node;
+ } bank[NR_BANKS];
+};
+
+/*
+ * Early command line parameters.
+ */
+struct early_params {
+ const char *arg;
+ void (*fn)(char **p);
+};
+
+#define __early_param(name,fn) \
+static struct early_params __early_##fn __attribute_used__ \
+__attribute__((__section__("__early_param"))) = { name, fn }
+
+#endif
projects / linexec-j720 / blobdiff