int load_image(unsigned device, unsigned start, unsigned count, void *data)
{
int (*rom_get_mem_driver)(struct mem_driver **io, u32 type);
struct mem_driver *io = 0;
struct mem_device local_md_device, *md = 0;
struct read_desc rd;
u16 options;
u32 base;
int z;
if (get_omap_rev() >= OMAP_4460_ES1_DOT_0)
base = PUBLIC_API_BASE_4460;
else
base = PUBLIC_API_BASE_4430;
rom_get_mem_driver = API(base + PUBLIC_GET_DRIVER_MEM_OFFSET);
z = rom_get_mem_driver(&io, device);
if (z)
return -1;
md = &local_md_device;
memset(md, 0, sizeof(struct mem_device));
options = 0; // 1 = init phoenix pmic?
md->initialized = 0;
md->device_type = device;
md->xip_device = 0;
md->search_size = 0;
md->base_address = 0;
md->hs_toc_mask = 0;
md->gp_toc_mask = 0;
md->boot_options = &options;
md->device_data = (void*) 0x80000000;
memset(md->device_data, 0, 2500);
z = io->init(md);
if (z)
return -1;
rd.sector_start = start;
rd.sector_count = count;
rd.destination = data;
z = io->read(md, &rd);
return 0;
}
int usb_open(struct usb *usb)
{
int (*rom_get_per_driver)(struct per_driver **io, u32 device_type);
int (*rom_get_per_device)(struct per_handle **rh);
struct per_handle *boot;
int n;
u32 base;
memset(usb, 0, sizeof(*usb));
if (get_omap_rev() >= OMAP_4460_ES1_DOT_0)
base = PUBLIC_API_BASE_4460;
else
base = PUBLIC_API_BASE_4430;
rom_get_per_driver = API(base + PUBLIC_GET_DRIVER_PER_OFFSET);
rom_get_per_device = API(base + PUBLIC_GET_DEVICE_PER_OFFSET);
n = rom_get_per_device(&boot);
if (n)
return n;
if ((boot->device_type != DEVICE_USB) &&
(boot->device_type != DEVICE_USBEXT))
return -1;
n = rom_get_per_driver(&usb->io, boot->device_type);
if (n)
return n;
usb->dread.xfer_mode = boot->xfer_mode;
usb->dread.options = boot->options;
usb->dread.device_type = boot->device_type;
usb->dwrite.xfer_mode = boot->xfer_mode;
usb->dwrite.options = boot->options;
usb->dwrite.device_type = boot->device_type;
return 0;
}
