static int
imx_bbu_internal_mmc_register_handler(const char *name, const char *devicefile,
unsigned long flags)
{
struct imx_internal_bbu_handler *imx_handler;
imx_handler = __init_handler(name, devicefile, flags |
IMX_BBU_FLAG_KEEP_HEAD);
imx_handler->flash_header_offset = imx_bbu_flash_header_offset_mmc();
return __register_handler(imx_handler);
}
int imx_bbu_external_nor_register_handler(const char *name,
const char *devicefile,
unsigned long flags)
{
struct imx_internal_bbu_handler *imx_handler;
imx_handler = __init_handler(name, devicefile, flags |
IMX_INTERNAL_FLAG_ERASE);
imx_handler->expected_type = filetype_unknown;
return __register_handler(imx_handler);
}
/*
* Register a handler that writes to the non-active boot partition of an mmc
* medium and on success activates the written-to partition. So the machine can
* still boot even after a failed try to write a boot image.
*
* Pass "devicefile" without partition name and /dev/ prefix. e.g. just "mmc2".
* Note that no further partitioning of the boot partition is supported up to
* now.
*/
static int imx_bbu_internal_mmcboot_register_handler(const char *name,
const char *devicefile,
unsigned long flags)
{
struct imx_internal_bbu_handler *imx_handler;
imx_handler = __init_handler(name, devicefile, flags);
imx_handler->flash_header_offset = imx_bbu_flash_header_offset_mmc();
imx_handler->handler.handler = imx_bbu_internal_mmcboot_update;
return __register_handler(imx_handler);
}
/*
* Register an i.MX53 internal boot update handler for NAND
*/
int imx53_bbu_internal_nand_register_handler(const char *name,
unsigned long flags, int partition_size)
{
struct imx_internal_bbu_handler *imx_handler;
imx_handler = __init_handler(name, "/dev/nand0", flags);
imx_handler->flash_header_offset = imx_bbu_flash_header_offset_mmc();
imx_handler->device_size = partition_size;
imx_handler->write_device = imx_bbu_internal_v2_write_nand_dbbt;
return __register_handler(imx_handler);
}
/*
* Register a i.MX53 internal boot update handler for i2c/spi
* EEPROMs / flashes. Nearly the same as MMC/SD, but we do not need to
* keep a partition table. We have to erase the device beforehand though.
*/
int imx53_bbu_internal_spi_i2c_register_handler(const char *name, char *devicefile,
unsigned long flags, struct imx_dcd_v2_entry *dcd, int dcdsize,
unsigned long app_dest)
{
struct imx_internal_bbu_handler *imx_handler;
imx_handler = __init_handler(name, devicefile, flags);
imx53_bbu_internal_init_dcd(imx_handler, dcd, dcdsize);
imx_handler->flash_header_offset = FLASH_HEADER_OFFSET_MMC;
if (app_dest)
imx_handler->app_dest = app_dest;
else
imx_handler->app_dest = 0x70000000;
imx_handler->flags = IMX_INTERNAL_FLAG_ERASE;
imx_handler->handler.handler = imx_bbu_internal_v2_update;
return __register_handler(imx_handler);
}
/*
* Register a i.MX51 internal boot update handler for MMC/SD
*/
int imx51_bbu_internal_mmc_register_handler(const char *name, char *devicefile,
unsigned long flags, struct imx_dcd_entry *dcd, int dcdsize,
unsigned long app_dest)
{
struct imx_internal_bbu_handler *imx_handler;
imx_handler = __init_handler(name, devicefile, flags);
imx_handler->dcd = dcd;
imx_handler->dcdsize = dcdsize;
imx_handler->flash_header_offset = FLASH_HEADER_OFFSET_MMC;
if (app_dest)
imx_handler->app_dest = app_dest;
else
imx_handler->app_dest = 0x90000000;
imx_handler->flags = IMX_INTERNAL_FLAG_KEEP_DOSPART;
imx_handler->handler.handler = imx_bbu_internal_v1_update;
return __register_handler(imx_handler);
}
/*
* Register a i.MX53 internal boot update handler for NAND
*/
int imx53_bbu_internal_nand_register_handler(const char *name,
unsigned long flags, struct imx_dcd_v2_entry *dcd, int dcdsize,
int partition_size, unsigned long app_dest)
{
struct imx_internal_bbu_handler *imx_handler;
imx_handler = __init_handler(name, NULL, flags);
imx53_bbu_internal_init_dcd(imx_handler, dcd, dcdsize);
imx_handler->flash_header_offset = 0x400;
if (app_dest)
imx_handler->app_dest = app_dest;
else
imx_handler->app_dest = 0x70000000;
imx_handler->handler.handler = imx_bbu_internal_v2_update;
imx_handler->flags = IMX_INTERNAL_FLAG_NAND;
imx_handler->handler.devicefile = "/dev/nand0";
imx_handler->device_size = partition_size;
return __register_handler(imx_handler);
}
