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rockbox/apps/plugins/rockbox_flash.c

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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Plugin for reprogramming only the second image in Flash ROM.
* !!! DON'T MESS WITH THIS CODE UNLESS YOU'RE ABSOLUTELY SURE WHAT YOU DO !!!
*
* Copyright (C) 2003 Jörg Hohensohn aka [IDC]Dragon
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "plugin.h"
/* define DUMMY if you only want to "play" with the UI, does no harm */
/* #define DUMMY */
#define LATEST_BOOTLOADER_VERSION 3 /* update this with the bootloader */
#ifndef UINT8
#define UINT8 unsigned char
#endif
#ifndef UINT16
#define UINT16 unsigned short
#endif
#ifndef UINT32
#define UINT32 unsigned long
#endif
/* hard-coded values */
static volatile UINT8* FB = (UINT8*)0x02000000; /* Flash base address */
#define SECTORSIZE 4096 /* size of one flash sector */
#define ROCKBOX_DEST 0x09000000
#define ROCKBOX_EXEC 0x09000200
#define BOOT_VERS_ADR 0xFA /* position of bootloader version value in Flash */
#define FW_VERS_ADR 0xFE /* position of firmware version value in Flash */
#define UCL_HEADER 26 /* size of the header generated by uclpack */
#if CONFIG_KEYPAD == ONDIO_PAD /* limited keypad */
#define KEY1 BUTTON_LEFT
#define KEY2 BUTTON_UP
#define KEYNAME1 "Left"
#define KEYNAME2 "Up"
#else /* recorder keypad */
#define KEY1 BUTTON_F1
#define KEY2 BUTTON_F2
#define KEYNAME1 "F1"
#define KEYNAME2 "F2"
#endif
typedef struct
{
UINT32 destination; /* address to copy it to */
UINT32 size; /* how many bytes of payload (to the next header) */
UINT32 execute; /* entry point */
UINT32 flags; /* uncompressed or compressed */
/* end of header, now comes the payload */
} tImageHeader;
/* result of the CheckFirmwareFile() function */
typedef enum
{
eOK = 0,
eFileNotFound, /* errors from here on */
eTooBig,
eTooSmall,
eReadErr,
eNotUCL,
eWrongAlgorithm,
eMultiBlocks,
eBadRomLink
} tCheckResult;
typedef struct
{
UINT8 manufacturer;
UINT8 id;
int size;
char name[32];
} tFlashInfo;
static UINT8* sector; /* better not place this on the stack... */
/***************** Flash Functions *****************/
/* read the manufacturer and device ID */
static bool ReadID(volatile UINT8* pBase, UINT8* pManufacturerID,
UINT8* pDeviceID)
{
UINT8 not_manu, not_id; /* read values before switching to ID mode */
UINT8 manu, id; /* read values when in ID mode */
pBase = (UINT8*)((UINT32)pBase & 0xFFF80000); /* round down to 512k align,
to make sure */
not_manu = pBase[0]; /* read the normal content */
not_id = pBase[1]; /* should be 'A' (0x41) and 'R' (0x52) from the
"ARCH" marker */
pBase[0x5555] = 0xAA; /* enter command mode */
pBase[0x2AAA] = 0x55;
pBase[0x5555] = 0x90; /* ID command */
rb->sleep(HZ/50); /* Atmel wants 20ms pause here */
manu = pBase[0];
id = pBase[1];
pBase[0] = 0xF0; /* reset flash (back to normal read mode) */
rb->sleep(HZ/50); /* Atmel wants 20ms pause here */
/* I assume success if the obtained values are different from
the normal flash content. This is not perfectly bulletproof, they
could theoretically be the same by chance, causing us to fail. */
if (not_manu != manu || not_id != id) /* a value has changed */
{
*pManufacturerID = manu; /* return the results */
*pDeviceID = id;
return true; /* success */
}
return false; /* fail */
}
/* erase the sector which contains the given address */
static bool EraseSector(volatile UINT8* pAddr)
{
#ifdef DUMMY
(void)pAddr; /* prevents warning */
return true;
#else
volatile UINT8* pBase =
(UINT8*)((UINT32)pAddr & 0xFFF80000); /* round down to 512k align */
unsigned timeout = 43000; /* the timeout loop should be no less than
25ms */
pBase[0x5555] = 0xAA; /* enter command mode */
pBase[0x2AAA] = 0x55;
pBase[0x5555] = 0x80; /* erase command */
pBase[0x5555] = 0xAA; /* enter command mode */
pBase[0x2AAA] = 0x55;
*pAddr = 0x30; /* erase the sector */
/* I counted 7 instructions for this loop -> min. 0.58 us per round
Plus memory waitstates it will be much more, gives margin */
while (*pAddr != 0xFF && --timeout); /* poll for erased */
return (timeout != 0);
#endif
}
/* address must be in an erased location */
static inline bool ProgramByte(volatile UINT8* pAddr, UINT8 data)
{
#ifdef DUMMY
(void)pAddr; /* prevents warnings */
(void)data;
return true;
#else
unsigned timeout = 35; /* the timeout loop should be no less than 20us */
if (~*pAddr & data) /* just a safety feature, not really necessary */
return false; /* can't set any bit from 0 to 1 */
FB[0x5555] = 0xAA; /* enter command mode */
FB[0x2AAA] = 0x55;
FB[0x5555] = 0xA0; /* byte program command */
*pAddr = data;
/* I counted 7 instructions for this loop -> min. 0.58 us per round
Plus memory waitstates it will be much more, gives margin */
while (*pAddr != data && --timeout); /* poll for programmed */
return (timeout != 0);
#endif
}
/* this returns true if supported and fills the info struct */
static bool GetFlashInfo(tFlashInfo* pInfo)
{
rb->memset(pInfo, 0, sizeof(tFlashInfo));
if (!ReadID(FB, &pInfo->manufacturer, &pInfo->id))
return false;
if (pInfo->manufacturer == 0xBF) /* SST */
{
if (pInfo->id == 0xD6)
{
pInfo->size = 256* 1024; /* 256k */
rb->strcpy(pInfo->name, "SST39VF020");
return true;
}
else if (pInfo->id == 0xD7)
{
pInfo->size = 512* 1024; /* 512k */
rb->strcpy(pInfo->name, "SST39VF040");
return true;
}
else
return false;
}
return false;
}
/*********** Tool Functions ************/
/* read a 32 bit value from memory, big endian */
static UINT32 Read32(UINT8* pByte)
{
UINT32 value;
value = (UINT32)pByte[0] << 24;
value |= (UINT32)pByte[1] << 16;
value |= (UINT32)pByte[2] << 8;
value |= (UINT32)pByte[3];
return value;
}
/* get the start address of the second image */
static tImageHeader* GetSecondImage(void)
{
tImageHeader* pImage1;
UINT32 pos = 0; /* default: not found */
UINT32* pFlash = (UINT32*)FB;
/* determine the first image position */
pos = pFlash[2] + pFlash[3]; /* position + size of the bootloader
= after it */
pos = (pos + 3) & ~3; /* be sure it's 32 bit aligned */
pImage1 = (tImageHeader*)pos;
if (pImage1->destination != ROCKBOX_DEST ||
pImage1->execute != ROCKBOX_EXEC)
return 0; /* seems to be no Archos/Rockbox image in here */
if (pImage1->size != 0)
{
/* success, we have a second image */
pos = (UINT32)pImage1 + sizeof(tImageHeader) + pImage1->size;
if (((pos + SECTORSIZE-1) & ~(SECTORSIZE-1)) != pos)
{ /* not sector-aligned */
pos = 0; /* sanity check failed */
}
}
return (tImageHeader*)pos;
}
/* return bootloader version */
static inline unsigned BootloaderVersion(void)
{
return FB[BOOT_VERS_ADR];
}
/*********** Image File Functions ************/
/* so far, only compressed images in UCL NRV algorithm 2e supported */
tCheckResult CheckImageFile(char* filename, int space,
tImageHeader* pHeader, UINT8* pos)
{
int i;
int fd;
int filesize; /* size info */
int fileread = 0; /* total size as read from the file */
int read; /* how many for this sector */
/* magic file header for compressed files */
static const UINT8 magic[8] = { 0x00,0xe9,0x55,0x43,0x4c,0xff,0x01,0x1a };
UINT8 ucl_header[UCL_HEADER];
fd = rb->open(filename, O_RDONLY);
if (fd < 0)
return eFileNotFound;
filesize = rb->filesize(fd);
if (filesize - (int)sizeof(ucl_header) - 8 > space)
{
rb->close(fd);
return eTooBig;
}
else if (filesize < 10000) /* give it some reasonable lower limit */
{
rb->close(fd);
return eTooSmall;
}
/* do some sanity checks */
read = rb->read(fd, ucl_header, sizeof(ucl_header));
fileread += read;
if (read != sizeof(ucl_header))
{
rb->close(fd);
return eReadErr;
}
/* compare the magic header */
for (i=0; i<8; i++)
{
if (ucl_header[i] != magic[i])
{
rb->close(fd);
return eNotUCL;
}
}
pHeader->size = Read32(ucl_header + 22); /* compressed size */
if (pHeader->size != filesize - sizeof(ucl_header) - 8)
{
rb->close(fd);
return eMultiBlocks;
}
/* fill in the hardcoded defaults of the header */
pHeader->destination = ROCKBOX_DEST;
pHeader->execute = ROCKBOX_EXEC;
if (Read32(ucl_header + 18) > pHeader->size) /* compare with uncompressed
size */
{ /* compressed, normal case */
pHeader->flags = 0x00000001; /* flags for UCL compressed */
/* check for supported algorithm */
if (ucl_header[12] != 0x2E)
{
rb->close(fd);
return eWrongAlgorithm;
}
}
else
{ /* uncompressed, either to be copied or run directly in flash */
UINT32 reset_vector; /* image has to start with reset vector */
pHeader->flags = 0x00000000; /* uncompressed */
read = rb->read(fd, &reset_vector, sizeof(reset_vector));
fileread += read;
if (read != sizeof(reset_vector))
{
rb->close(fd);
return eReadErr;
}
if (reset_vector >= (UINT32)FB
&& reset_vector < (UINT32)FB+512*1024) /* ROM address? */
{
/* assume in-place, executing directly in flash */
pHeader->destination = (UINT32)(pos + sizeof(tImageHeader));
/* for new RomBox, this isn't the reset vector,
but the link address, for us to check the position */
if(pHeader->destination != reset_vector) /* compare link addr. */
{
rb->close(fd);
return eBadRomLink; /* not matching the start address */
}
/* read the now following reset vector */
read = rb->read(fd, &reset_vector, sizeof(reset_vector));
fileread += read;
if (read != sizeof(reset_vector))
{
rb->close(fd);
return eReadErr;
}
}
pHeader->execute = reset_vector;
}
/* check if we can read the whole file */
do
{
read = rb->read(fd, sector, SECTORSIZE);
fileread += read;
} while (read == SECTORSIZE);
rb->close(fd);
if (fileread != filesize)
return eReadErr;
return eOK;
}
/* returns the # of failures, 0 on success */
static unsigned ProgramImageFile(char* filename, UINT8* pos,
tImageHeader* pImageHeader,
int start, int size)
{
int i;
int fd;
int read; /* how many for this sector */
unsigned failures = 0;
fd = rb->open(filename, O_RDONLY);
if (fd < 0)
return false;
/* no error checking necessary here, we checked for minimum size
already */
rb->lseek(fd, start, SEEK_SET); /* go to start position */
*(tImageHeader*)sector = *pImageHeader; /* copy header into sector
buffer */
read = rb->read(fd, sector + sizeof(tImageHeader),
SECTORSIZE - sizeof(tImageHeader)); /* payload behind */
size -= read;
read += sizeof(tImageHeader); /* to be programmed, but not part of the
file */
do {
if (!EraseSector(pos))
{
/* nothing we can do, let the programming count the errors */
}
for (i=0; i<read; i++)
{
if (!ProgramByte(pos + i, sector[i]))
{
failures++;
}
}
pos += SECTORSIZE;
read = rb->read(fd, sector, (size > SECTORSIZE) ? SECTORSIZE : size);
/* payload for next sector */
size -= read;
} while (read > 0);
rb->close(fd);
return failures;
}
/* returns the # of failures, 0 on success */
static unsigned VerifyImageFile(char* filename, UINT8* pos,
tImageHeader* pImageHeader,
int start, int size)
{
int i;
int fd;
int read; /* how many for this sector */
unsigned failures = 0;
fd = rb->open(filename, O_RDONLY);
if (fd < 0)
return false;
/* no error checking necessary here, we checked for minimum size
already */
rb->lseek(fd, start, SEEK_SET); /* go to start position */
*(tImageHeader*)sector = *pImageHeader; /* copy header into sector
buffer */
read = rb->read(fd, sector + sizeof(tImageHeader),
SECTORSIZE - sizeof(tImageHeader)); /* payload behind */
size -= read;
read += sizeof(tImageHeader); /* to be programmed, but not part of the
file */
do
{
for (i=0; i<read; i++)
{
if (pos[i] != sector[i])
{
failures++;
}
}
pos += SECTORSIZE;
read = rb->read(fd, sector, (size > SECTORSIZE) ? SECTORSIZE : size);
/* payload for next sector */
size -= read;
} while (read);
rb->close(fd);
return failures;
}
/***************** User Interface Functions *****************/
static int WaitForButton(void)
{
int button;
do
{
button = rb->button_get(true);
} while (IS_SYSEVENT(button) || (button & BUTTON_REL));
return button;
}
#ifdef HAVE_LCD_BITMAP
/* helper for DoUserDialog() */
static void ShowFlashInfo(tFlashInfo* pInfo, tImageHeader* pImageHeader)
{
char buf[32];
if (!pInfo->manufacturer)
{
rb->lcd_puts_scroll(0, 0, "Flash: M=?? D=??");
}
else
{
if (pInfo->size)
{
rb->snprintf(buf, sizeof(buf), "Flash size: %d KB",
pInfo->size / 1024);
rb->lcd_puts_scroll(0, 0, buf);
}
else
{
rb->lcd_puts_scroll(0, 0, "Unsupported chip");
}
}
if (pImageHeader)
{
rb->snprintf(buf, sizeof(buf), "Image at %d KB",
((UINT8*)pImageHeader - FB) / 1024);
rb->lcd_puts_scroll(0, 1, buf);
}
else
{
rb->lcd_puts_scroll(0, 1, "No image found!");
}
}
/* Kind of our main function, defines the application flow. */
/* recorder version */
static void DoUserDialog(char* filename)
{
tImageHeader ImageHeader;
tFlashInfo FlashInfo;
int button;
int rc; /* generic return code */
UINT32 space, aligned_size, true_size;
UINT8* pos;
size_t memleft;
unsigned bl_version;
bool show_greet = false;
/* this can only work if Rockbox runs in DRAM, not flash ROM */
if ((UINT8*)rb >= FB && (UINT8*)rb < FB + 4096*1024) /* 4 MB max */
{ /* we're running from flash */
rb->splash(HZ*3, "Not from ROM");
return; /* exit */
}
/* refuse to work if the power may fail meanwhile */
if (!rb->battery_level_safe())
{
rb->splash(HZ*3, "Battery too low!");
return; /* exit */
}
/* "allocate" memory */
sector = rb->plugin_get_buffer(&memleft);
if (memleft < SECTORSIZE) /* need buffer for a flash sector */
{
rb->splash(HZ*3, "Out of memory");
return; /* exit */
}
rb->lcd_setfont(FONT_SYSFIXED);
pos = (void*)GetSecondImage();
rc = GetFlashInfo(&FlashInfo);
ShowFlashInfo(&FlashInfo, (void*)pos);
rb->lcd_update();
if (FlashInfo.size == 0) /* no valid chip */
{
rb->splash(HZ*3, "Not flashable");
return; /* exit */
}
else if (pos == 0)
{
rb->splash(HZ*3, "No image");
return; /* exit */
}
bl_version = BootloaderVersion();
/* Upgrade currently not recommended for FM and V2
recorder due to bugs in V3 BootBox. (FS#12426) */
#if !defined(ARCHOS_FMRECORDER) && !defined(ARCHOS_RECORDERV2)
if (bl_version < LATEST_BOOTLOADER_VERSION)
{
rb->lcd_putsf(0, 0, "Bootloader V%d", bl_version);
rb->lcd_puts(0, 1, "Hint: You're not ");
rb->lcd_puts(0, 2, "using the latest ");
rb->lcd_puts(0, 3, "bootloader. ");
rb->lcd_puts(0, 4, "A full reflash is ");
rb->lcd_puts(0, 5, "recommended. ");
rb->lcd_puts(0, 6, "Press " KEYNAME1 " to ignore");
rb->lcd_update();
if (WaitForButton() != KEY1)
{
return;
}
rb->lcd_clear_display();
}
#endif
rb->lcd_puts(0, show_greet ? 0 : 3, "Checking...");
rb->lcd_update();
space = FlashInfo.size - (pos-FB + sizeof(ImageHeader));
/* size minus start */
rc = CheckImageFile(filename, space, &ImageHeader, pos);
if (rc != eOK)
{
rb->lcd_clear_display(); /* make room for error message */
show_greet = true; /* verbose */
}
rb->lcd_puts(0, show_greet ? 0 : 3, "Checked:");
switch (rc) {
case eOK:
rb->lcd_puts(0, show_greet ? 0 : 4, "File OK.");
break;
case eNotUCL:
rb->lcd_puts(0, 1, "File not UCL ");
rb->lcd_puts(0, 2, "compressed.");
rb->lcd_puts(0, 3, "Use uclpack --2e");
rb->lcd_puts(0, 4, " --10 rockbox.bin");
break;
case eWrongAlgorithm:
rb->lcd_puts(0, 1, "Wrong algorithm");
rb->lcd_puts(0, 2, "for compression.");
rb->lcd_puts(0, 3, "Use uclpack --2e");
rb->lcd_puts(0, 4, " --10 rockbox.bin");
break;
case eFileNotFound:
rb->lcd_puts(0, 1, "File not found:");
rb->lcd_puts_scroll(0, 2, filename);
break;
case eTooBig:
rb->lcd_puts(0, 1, "File too big,");
rb->lcd_puts(0, 2, "won't fit in chip.");
if (bl_version < LATEST_BOOTLOADER_VERSION)
{
rb->lcd_puts(0, 3, "Upgrade bootloader");
}
break;
case eTooSmall:
rb->lcd_puts(0, 1, "File too small.");
rb->lcd_puts(0, 2, "Incomplete?");
break;
case eReadErr:
rb->lcd_puts(0, 1, "File read error.");
break;
case eMultiBlocks:
rb->lcd_puts(0, 1, "File invalid.");
rb->lcd_puts(0, 2, "Blocksize");
rb->lcd_puts(0, 3, " too small?");
break;
case eBadRomLink:
rb->lcd_puts(0, 1, "Bootloader not");
rb->lcd_puts(0, 2, "compatible with");
rb->lcd_puts(0, 3, "RomBox. Start");
rb->lcd_puts(0, 4, "address mismatch.");
break;
default:
rb->lcd_puts(0, 1, "Check failed.");
break;
}
if (rc == eOK)
{ /* was OK */
rb->lcd_puts(0, 6, "[" KEYNAME2 "] to program");
rb->lcd_puts(0, 7, "other key to exit");
}
else
{ /* error occured */
rb->lcd_puts(0, 6, "Any key to exit");
}
rb->lcd_update();
button = WaitForButton();
if (rc != eOK || button != KEY2)
{
return;
}
true_size = ImageHeader.size;
aligned_size = ((sizeof(tImageHeader) + true_size + SECTORSIZE-1) &
~(SECTORSIZE-1)) - sizeof(tImageHeader); /* round up to
next flash
sector */
ImageHeader.size = aligned_size; /* increase image size such that we reach
the next sector */
rb->lcd_clear_display();
rb->lcd_puts_scroll(0, 0, "Programming...");
rb->lcd_update();
rc = ProgramImageFile(filename, pos, &ImageHeader, UCL_HEADER, true_size);
if (rc)
{ /* errors */
rb->lcd_clear_display();
rb->lcd_puts(0, 0, "Error:");
rb->lcd_puts(0, 1, "Programming fail!");
rb->lcd_putsf(0, 2, "%d errors", rc);
rb->lcd_update();
button = WaitForButton();
}
rb->lcd_clear_display();
rb->lcd_puts_scroll(0, 0, "Verifying...");
rb->lcd_update();
rc = VerifyImageFile(filename, pos, &ImageHeader, UCL_HEADER, true_size);
rb->lcd_clear_display();
if (rc == 0)
{
rb->lcd_puts(0, 0, "Verify OK.");
}
else
{
rb->lcd_puts(0, 0, "Error:");
rb->lcd_puts(0, 1, "Verify fail!");
rb->lcd_putsf(0, 2, "%d errors", rc);
rb->lcd_puts(0, 3, "Use safe image");
rb->lcd_puts(0, 4, "if booting hangs:");
rb->lcd_puts(0, 5, "F1 during power-on");
}
rb->lcd_puts(0, 7, "Any key to exit");
rb->lcd_update();
WaitForButton();
}
#else /* #ifdef HAVE_LCD_BITMAP */
/* Player version */
static void DoUserDialog(char* filename)
{
tImageHeader ImageHeader;
tFlashInfo FlashInfo;
static char buf[MAX_PATH];
int button;
int rc; /* generic return code */
UINT32 space, aligned_size, true_size;
UINT8* pos;
size_t memleft;
unsigned bl_version;
/* this can only work if Rockbox runs in DRAM, not flash ROM */
if ((UINT8*)rb >= FB && (UINT8*)rb < FB + 4096*1024) /* 4 MB max */
{ /* we're running from flash */
rb->splash(HZ*3, "Not from ROM");
return; /* exit */
}
/* refuse to work if the power may fail meanwhile */
if (!rb->battery_level_safe())
{
rb->splash(HZ*3, "Batt. too low!");
return; /* exit */
}
/* "allocate" memory */
sector = rb->plugin_get_buffer(&memleft);
if (memleft < SECTORSIZE) /* need buffer for a flash sector */
{
rb->splash(HZ*3, "Out of memory");
return; /* exit */
}
pos = (void*)GetSecondImage();
rc = GetFlashInfo(&FlashInfo);
if (FlashInfo.size == 0) /* no valid chip */
{
rb->splash(HZ*3, "Not flashable");
return; /* exit */
}
else if (pos == 0)
{
rb->splash(HZ*3, "No image");
return; /* exit */
}
bl_version = BootloaderVersion();
if (bl_version < LATEST_BOOTLOADER_VERSION)
{
rb->lcd_puts_scroll(0, 0, "Hint: You're not using the latest bootloader. A full reflash is recommended, but not required.");
rb->lcd_puts_scroll(0, 1, "Press [Menu] to ignore");
rb->lcd_update();
if (WaitForButton() != BUTTON_MENU)
{
return;
}
rb->lcd_clear_display();
}
rb->lcd_puts(0, 0, "Checking...");
rb->lcd_update();
space = FlashInfo.size - (pos-FB + sizeof(ImageHeader));
/* size minus start */
rc = CheckImageFile(filename, space, &ImageHeader, pos);
rb->lcd_puts(0, 0, "Checked:");
switch (rc) {
case eOK:
rb->lcd_puts(0, 1, "File OK.");
rb->sleep(HZ*1);
break;
case eNotUCL:
rb->lcd_puts_scroll(0, 1, "File not UCL compressed.");
break;
case eWrongAlgorithm:
rb->lcd_puts_scroll(0, 1, "Wrong compression algorithm.");
break;
case eFileNotFound:
rb->lcd_puts_scroll(0, 1, "File not found.");
break;
case eTooBig:
if (bl_version < LATEST_BOOTLOADER_VERSION)
{
rb->lcd_puts_scroll(0, 1, "File too big, upgrade bootloader.");
}
else
{
rb->lcd_puts_scroll(0, 1, "File too big.");
}
break;
case eTooSmall:
rb->lcd_puts_scroll(0, 1, "File too small. Incomplete?");
break;
case eReadErr:
rb->lcd_puts_scroll(0, 1, "File read error.");
break;
case eMultiBlocks:
rb->lcd_puts_scroll(0, 1, "File invalid. Blocksize too small?");
break;
case eBadRomLink:
rb->lcd_puts_scroll(0, 1, "Bootloader not compatible with RomBox.");
break;
default:
rb->lcd_puts_scroll(0, 1, "Check failed.");
break;
}
rb->lcd_update();
if (rc == eOK)
{ /* was OK */
rb->lcd_clear_display();
rb->lcd_puts_scroll(0, 0, "[ON] to program,");
rb->lcd_puts_scroll(0, 1, "other key to exit.");
}
else
{ /* error occured */
WaitForButton();
rb->lcd_clear_display();
rb->lcd_puts_scroll(0, 0, "Flash failed.");
rb->lcd_puts_scroll(0, 1, "Any key to exit.");
}
rb->lcd_update();
button = WaitForButton();
if (rc != eOK || button != BUTTON_ON)
{
return;
}
true_size = ImageHeader.size;
aligned_size = ((sizeof(tImageHeader) + true_size + SECTORSIZE-1) &
~(SECTORSIZE-1)) - sizeof(tImageHeader); /* round up to
next flash
sector */
ImageHeader.size = aligned_size; /* increase image size such that we reach
the next sector */
rb->lcd_clear_display();
rb->lcd_puts_scroll(0, 0, "Programming...");
rb->lcd_update();
rc = ProgramImageFile(filename, pos, &ImageHeader, UCL_HEADER, true_size);
if (rc)
{ /* errors */
rb->lcd_clear_display();
rb->snprintf(buf, sizeof(buf), "%d errors", rc);
rb->lcd_puts_scroll(0, 0, "Programming failed!");
rb->lcd_puts_scroll(0, 1, buf);
rb->lcd_update();
button = WaitForButton();
}
rb->lcd_clear_display();
rb->lcd_puts_scroll(0, 0, "Verifying...");
rb->lcd_update();
rc = VerifyImageFile(filename, pos, &ImageHeader, UCL_HEADER, true_size);
rb->lcd_clear_display();
if (rc == 0)
{
rb->lcd_puts(0, 0, "Verify OK.");
rb->lcd_update();
}
else
{
rb->snprintf(buf, sizeof(buf), "Verify fail! %d errors", rc);
rb->lcd_puts_scroll(0, 0, buf);
rb->lcd_puts_scroll(0, 1, "Use safe image if booting hangs: [-] during power-on");
rb->lcd_update();
button = WaitForButton();
}
}
#endif /* not HAVE_LCD_BITMAP */
/***************** Plugin Entry Point *****************/
enum plugin_status plugin_start(const void* parameter)
{
int oldmode;
if (parameter == NULL)
{
rb->splash(HZ*3, "Play .ucl file!");
return PLUGIN_OK;
}
/* now go ahead and have fun! */
oldmode = rb->system_memory_guard(MEMGUARD_NONE); /*disable memory guard */
DoUserDialog((char*) parameter);
rb->system_memory_guard(oldmode); /* re-enable memory guard */
return PLUGIN_OK;
}
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