From ae778613553c3a62eef03e3a7a1e3a4935a5a1a0 Mon Sep 17 00:00:00 2001
From: michael <michael>
Date: Sun, 24 Jul 2005 17:50:42 +0000
Subject: [PATCH] update to kernel 2.6

---
 setup.h | 117 +++++++++++++++-----------------------------------------
 1 file changed, 30 insertions(+), 87 deletions(-)

diff --git a/setup.h b/setup.h
index 46ca483..66eb117 100644
--- a/setup.h
+++ b/setup.h
@@ -8,88 +8,17 @@
  * published by the Free Software Foundation.
  *
  *  Structure passed to kernel to tell it about the
- *  hardware it's running on.  See linux/Documentation/arm/Setup
+ *  hardware it's running on.  See Documentation/arm/Setup
  *  for more info.
- *
- * NOTE:
- *  This file contains two ways to pass information from the boot
- *  loader to the kernel. The old struct param_struct is deprecated,
- *  but it will be kept in the kernel for 5 years from now
- *  (2001). This will allow boot loaders to convert to the new struct
- *  tag way.
  */
 #ifndef __ASMARM_SETUP_H
-#define __ASMARM_SETUP_H
-
-#define u32	UINT32
-#define u16	UINT16
-#define u8	UINT8
-
-
-/*#ifndef CONFIG_ACCEPT_GPL
-#error This file covered by GPL but CONFIG_ACCEPT_GPL undefined.
-#endif*/
+#define __ASMARM_SETUP_H
+#define u32    UINT32
+#define u16    UINT16
+#define u8     UINT8
 
-/*
- * Usage:
- *  - do not go blindly adding fields, add them at the end
- *  - when adding fields, don't rely on the address until
- *    a patch from me has been released
- *  - unused fields should be zero (for future expansion)
- *  - this structure is relatively short-lived - only
- *    guaranteed to contain useful data in setup_arch()
- */
 #define COMMAND_LINE_SIZE 1024
 
-/* This is the old deprecated way to pass parameters to the kernel */
-struct param_struct {
-    union {
-	struct {
-	    unsigned long page_size;		/*  0 */
-	    unsigned long nr_pages;		/*  4 */
-	    unsigned long ramdisk_size;		/*  8 */
-	    unsigned long flags;		/* 12 */
-#define FLAG_READONLY	1
-#define FLAG_RDLOAD	4
-#define FLAG_RDPROMPT	8
-	    unsigned long rootdev;		/* 16 */
-	    unsigned long video_num_cols;	/* 20 */
-	    unsigned long video_num_rows;	/* 24 */
-	    unsigned long video_x;		/* 28 */
-	    unsigned long video_y;		/* 32 */
-	    unsigned long memc_control_reg;	/* 36 */
-	    unsigned char sounddefault;		/* 40 */
-	    unsigned char adfsdrives;		/* 41 */
-	    unsigned char bytes_per_char_h;	/* 42 */
-	    unsigned char bytes_per_char_v;	/* 43 */
-	    unsigned long pages_in_bank[4];	/* 44 */
-	    unsigned long pages_in_vram;	/* 60 */
-	    unsigned long initrd_start;		/* 64 */
-	    unsigned long initrd_size;		/* 68 */
-	    unsigned long rd_start;		/* 72 */
-	    unsigned long system_rev;		/* 76 */
-	    unsigned long system_serial_low;	/* 80 */
-	    unsigned long system_serial_high;	/* 84 */
-	    unsigned long mem_fclk_21285;       /* 88 */
-	} s;
-	char unused[256];
-    } u1;
-    union {
-	char paths[8][128];
-	struct {
-	    unsigned long magic;
-	    char n[1024 - sizeof(unsigned long)];
-	} s;
-    } u2;
-    char commandline[COMMAND_LINE_SIZE];
-};
-
-
-
-/*
- * The new way of passing information: a list of tagged entries
- */
-
 /* The list ends with an ATAG_NONE node. */
 #define ATAG_NONE	0x00000000
 
@@ -139,9 +68,14 @@ struct tag_ramdisk {
 	u32 start;	/* starting block of floppy-based RAM disk image */
 };
 
-/* describes where the compressed ramdisk image lives */
-#define ATAG_INITRD	0x54410005
-
+/* 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 {
@@ -203,8 +137,6 @@ struct tag_acorn {
 	u8 adfsdrives;
 };
 
-#define ATAG_PTABLE	0x53410001
-
 /* footbridge memory clock, see arch/arm/mach-footbridge/arch.c */
 #define ATAG_MEMCLK	0x41000402
 
@@ -224,7 +156,6 @@ struct tag {
 		struct tag_revision	revision;
 		struct tag_videolfb	videolfb;
 		struct tag_cmdline	cmdline;
-//                struct tag_ptable       ptable;  
 
 		/*
 		 * Acorn specific
@@ -235,7 +166,6 @@ struct tag {
 		 * DC21285 specific
 		 */
 		struct tag_memclk	memclk;
-           
 	} u;
 };
 
@@ -244,7 +174,7 @@ struct tagtable {
 	int (*parse)(const struct tag *);
 };
 
-#define __tag __attribute__((unused, __section__(".taglist")))
+#define __tag __attribute_used__ __attribute__((__section__(".taglist")))
 #define __tagtable(tag, fn) \
 static struct tagtable __tagtable_##fn __tag = { tag, fn }
 
@@ -261,11 +191,14 @@ static struct tagtable __tagtable_##fn __tag = { tag, fn }
 /*
  * Memory map description
  */
-#define NR_BANKS 8
+#ifdef CONFIG_ARCH_LH7A40X
+# define NR_BANKS 16
+#else
+# define NR_BANKS 8
+#endif
 
 struct meminfo {
 	int nr_banks;
-	unsigned long end;
 	struct {
 		unsigned long start;
 		unsigned long size;
@@ -273,6 +206,16 @@ struct meminfo {
 	} bank[NR_BANKS];
 };
 
-extern struct meminfo meminfo;
+/*
+ * 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
-- 
2.39.5