WinCE Eboot中加入Linux boot的支持
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Index: flash.c
===================================================================
--- flash.c (revision 1804)
+++ flash.c (working copy)
@@ -26,6 +26,8 @@
#include "ebootnand.h"
#include "ll_nand.h"
#include "loader.h"
+#include "setup.h"
+
extern DWORD g_ImageType;
extern MultiBINInfo g_BINRegionInfo;
extern DWORD CEchecksum;
@@ -223,6 +225,11 @@
*/
LPBYTE OEMMapMemAddr(DWORD dwImageStart, DWORD dwAddr)
{
+ if (g_ImageType & IMAGE_TYPE_zImage)
+ {
+ dwAddr = ((0x83a00000 | CACHED_TO_UNCACHED_OFFSET) + (dwAddr - 0));
+ return (LPBYTE)dwAddr;
+ }
if (g_ImageType & IMAGE_TYPE_STEPLDR)
{
dwAddr = (FILE_CACHE_START + (dwAddr - STEPLDR_RAM_IMAGE_BASE));
@@ -522,6 +529,10 @@
{
OALMSG(TRUE, (TEXT("[ERR] FIL Erase Error @ %d block/r/n"), dwPage / PAGES_PER_BLOCK));
OALMSG(TRUE, (TEXT("Write Steploader image to BootMedia Failed !!!/r/n")));
+ while(1)
+ {
+ red_printk(TEXT("OEMWriteSuperIPL [ERR] FIL Erase Error @ %d block/r/n"), dwPage / PAGES_PER_BLOCK);
+ }
return FALSE;
}
}
@@ -541,6 +552,10 @@
{
OALMSG(TRUE, (TEXT("[ERR] FIL Write Error @ %d page/r/n"), dwPage));
OALMSG(TRUE, (TEXT("Write Steploader image to BootMedia Failed !!!/r/n")));
+ while(1)
+ {
+ red_printk (TEXT("OEMWriteSuperIPL [ERR] FIL Write Error @ %d page/r/n"), dwPage);
+ }
return FALSE;
}
dwPage++;
@@ -574,6 +589,10 @@
{
OALMSG(TRUE, (TEXT("[ERR] FIL Write Error @ %d page/r/n"), PAGES_PER_BLOCK - 2));
OALMSG(TRUE, (TEXT("Write Steploader image to BootMedia Failed !!!/r/n")));
+ while(1)
+ {
+ red_printk (TEXT("OEMWriteSuperIPL WMR[ERR] FIL Write Error @ %d page/r/n"), PAGES_PER_BLOCK - 2);
+ }
return FALSE;
}
else
@@ -584,6 +603,10 @@
{
OALMSG(TRUE, (TEXT("[ERR] FIL Write Error @ %d page/r/n"), PAGES_PER_BLOCK - 1));
OALMSG(TRUE, (TEXT("Write Steploader image to BootMedia Failed !!!/r/n")));
+ while(1)
+ {
+ red_printk (TEXT("OEMWriteSuperIPL WMR2[ERR] FIL Write Error @ %d page/r/n"), PAGES_PER_BLOCK - 1);
+ }
return FALSE;
}
}
@@ -630,6 +653,11 @@
{
OALMSG(TRUE, (TEXT("Write RAW image to BootMedia Failed !!!/r/n")));
OALMSG(TRUE, (TEXT("Too many Bad Block/r/n")));
+ while(1)
+ {
+ red_printk (TEXT("Too many Bad Block/r/n"));
+ }
+
return (FALSE);
}
@@ -666,6 +694,7 @@
if ( nRet != FIL_SUCCESS)
{
OALMSG(TRUE, (TEXT("[ERR] FIL Erase Error @ %d block, Skipped/r/n"), dwBlock));
+ red_printk (TEXT("OEMWriteEboot [ERR] FIL Erase Error @ %d block, Skipped/r/n"), dwBlock);
goto MarkAndSkipBadBlock;
}
for (dwPageOffset = 0; dwPageOffset < PAGES_PER_BLOCK; dwPageOffset++)
@@ -678,6 +707,7 @@
if (nRet != FIL_SUCCESS)
{
OALMSG(TRUE, (TEXT("[ERR] FIL Write Error @ %d Block %d Page, Skipped/r/n"), dwBlock, dwPageOffset));
+ red_printk (TEXT("OEMWriteEboot [ERR] FIL Write Error @ %d Block %d Page, Skipped/r/n"), dwBlock, dwPageOffset);
goto MarkAndSkipBadBlock;
}
@@ -685,12 +715,14 @@
if (nRet != FIL_SUCCESS)
{
OALMSG(TRUE, (TEXT("[ERR] FIL Read Error @ %d Block %d Page, Skipped/r/n"), dwBlock, dwPageOffset));
+ red_printk (TEXT("OEMWriteEboot [ERR] FIL Read Error @ %d Block %d Page, Skipped/r/n"), dwBlock, dwPageOffset);
goto MarkAndSkipBadBlock;
}
if (0 != memcmp(pbBuffer + BYTES_PER_MAIN_PAGE*dwPageOffset, pMBuf, BYTES_PER_MAIN_PAGE))
{
OALMSG(TRUE, (TEXT("[ERR] Verify Error @ %d Block %d Page, Skipped/r/n"), dwBlock, dwPageOffset));
+ red_printk (TEXT("OEMWriteEboot [ERR] Verify Error @ %d Block %d Page, Skipped/r/n"), dwBlock, dwPageOffset);
goto MarkAndSkipBadBlock;
}
}
@@ -868,7 +900,77 @@
return TRUE;
}
+struct _my_tag
+{
+ //core
+ struct tag_header hcore;
+ struct tag_core core;
+ //memory
+ struct tag_header hmem;
+ struct tag_mem32 mem;
+ //none
+ struct tag_header hnone;
+}my_tags={
+ //core
+ {
+ ATAG_CORE,
+ (sizeof(struct tag_header)+sizeof(struct tag_core))>>2
+ },
+ {
+ 1,
+ 0x1000,//4K
+ 0
+ },
+ //mem
+ {
+ ATAG_MEM,
+ (sizeof(struct tag_header)+sizeof(struct tag_mem32))>>2
+ },
+ {
+ 0x4000000,//64M
+ 0x30000000,//SDRAM base address
+ },
+ //none
+ {
+ ATAG_NONE,
+ 0
+ }
+};
+extern void JumptoLin(DWORD base,DWORD patag);
+BOOL OEMWritezImage(DWORD dwImageStart, DWORD dwImageLength)
+{
+ LPBYTE pbBuffer;
+ LPDWORD pMagicNumber;
+ pbBuffer = OEMMapMemAddr(dwImageStart, dwImageStart);
+ printk(L"0x%x/r/n",pbBuffer);
+ //check magic number
+ pMagicNumber=(LPDWORD)pbBuffer;
+ if(*(pMagicNumber+9)==0x016f2818)
+ {
+ green_printk(L"magic number is OK/r/n");
+ }
+ else
+ {
+ red_printk(L"magic number fail/r/n");
+ }
+
+ // Prepare
+ memcpy((LPVOID)0x30000100,(LPVOID)&my_tags,sizeof(my_tags));
+
+ (DWORD)pbBuffer&=0x0FFFFFFF;
+ (DWORD)pbBuffer|=0x30000000;
+ printk(L"ready to jump 0x%x/r/n",pbBuffer);
+
+ while(GetGPIOLevel(GPIO_KEY_LOCK_SOC) != GPIO_LOW)
+ {
+ EdbgOutputDebugString("GPStest/r/n");
+ }
+
+
+ JumptoLin((DWORD)pbBuffer,0x30000100);
+ while(1);
+}
/*
@func BOOL | OEMWriteFlash | Writes data to flash (the source location is determined using OEMMapMemAddr).
@rdesc TRUE = Success, FALSE = Failure.
@@ -889,6 +991,10 @@
EdbgOutputDebugString("OEMWriteFlash 0x%x /r/n", g_ImageType);
switch (g_ImageType)
{
+ case IMAGE_TYPE_zImage:
+ green_printk(L"start zImage/r/n");
+ rc = OEMWritezImage(dwStartAddr, dwLength);
+ break;
case IMAGE_TYPE_DIO:
rc = TRUE;
break;
Index: main.c
===================================================================
--- main.c (revision 1804)
+++ main.c (working copy)
@@ -467,6 +467,14 @@
g_ImageType = IMAGE_TYPE_BOOTLOADERTOTAL; // Uboot image.
return TRUE;
}
+ else if ((dwStartAddr == 0) &&
+ ((dwStartAddr + dwLength - 1) > 0x100000) &&
+ ((dwStartAddr + dwLength - 1) < 0x300000))
+ {
+ printk(TEXT("zImage/r/n"));
+ g_ImageType = IMAGE_TYPE_zImage; // zImage image.
+ return TRUE;
+ }
else if (!dwStartAddr && !dwLength)
{
OALMSG(TRUE, (TEXT("Don't support raw image/r/n")));
Index: setup.h
===================================================================
--- setup.h (revision 0)
+++ setup.h (revision 0)
@@ -0,0 +1,222 @@
+/*
+ * 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 COMMAND_LINE_SIZE 1024
+
+typedef unsigned char u8;
+typedef unsigned short u16;
+typedef unsigned long u32;
+
+/* 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
Index: sources
===================================================================
--- sources (revision 1804)
+++ sources (working copy)
@@ -39,7 +39,7 @@
$(_COMMONOAKROOT)/lib/$(_CPUINDPATH)/ddk_io.lib /
$(_COMMONOAKROOT)/lib/$(_CPUINDPATH)/gsnull.lib /
$(_COMMONOAKROOT)/lib/$(_CPUINDPATH)/fulllibc.lib /
- $(_TARGETPLATROOT)/src/Whimory/Lib/$(_TGTCPU)/$(WINCEDEBUG)/$(WMR_FIL)_$(WMR_NAND_SUPPORT)_FIL.lib /
+ $(_TARGETPLATROOT)/src/Whimory/Lib/$(_TGTCPU)/$(WINCEDEBUG)/$(WMR_FIL)_$(WMR_NAND_SUPPORT)_FIL_BOOT.lib /
$(_TARGETPLATROOT)/src/Whimory/Lib/$(_TGTCPU)/$(WINCEDEBUG)/FTL_$(WMR_NAND_SUPPORT).lib /
$(_TARGETPLATROOT)/src/Whimory/Lib/$(_TGTCPU)/$(WINCEDEBUG)/VFL_$(WMR_NAND_SUPPORT).lib /
$(_TARGETPLATROOT)/src/Whimory/Lib/$(_TGTCPU)/$(WINCEDEBUG)/EbootWMROAM.lib /
Index: startup.s
===================================================================
--- startup.s (revision 1804)
+++ startup.s (working copy)
@@ -765,7 +765,46 @@
; bic r1, r1, #(0x1<<12) ; DVS_EN bit = 0(FCLK = MPLL clock)
; str r1, [r0]
; mov pc, lr
+
+ LEAF_ENTRY JumptoLin
+ ;backup parameter0,1
+ mov r4,r0
+ mov r5,r1
+
+ ldr r2, = PhysicalStart_n
+ ldr r3, = (0x80000000 - 0x30000000)
+
+ sub r2, r2, r3
+ mrc p15, 0, r1, c1, c0, 0
+ bic r1, r1, #0x0001 ; Disable MMU
+ mcr p15, 0, r1, c1, c0, 0
+
+
+ ;mov r1, #0x0070 ; Disable MMU
+ ;mcr p15, 0, r1, c1, c0, 0
+
+ nop
+ mov pc, r2 ; Jump to PStart
+ nop
+
+ ; MMU & caches now disabled.
+
+PhysicalStart_n
+
+ mov r2, #0
+ mcr p15, 0, r2, c8, c7, 0 ; Flush the TLB
+ ;mov pc, r0 ; Jump to program we are launching.
+ ;write Uart2
+ mov r0, #0x50000000
+ add r0, r0, #0x4000 * 2
+ mov r1,#0x23 ; '#'
+ strb r1, [r0, #0x20 ]
+ ;
+ mov r0, #0
+ ldr r1,=0x43c ;s3c2443 machine code 43c,3ED
+ mov r2,r5
+ mov pc,r4
END
;------------------------------------------------------------------------------
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