diff options
Diffstat (limited to 'firmware/microblaze/usrp2p/bootloader_utils.c')
| -rw-r--r-- | firmware/microblaze/usrp2p/bootloader_utils.c | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/firmware/microblaze/usrp2p/bootloader_utils.c b/firmware/microblaze/usrp2p/bootloader_utils.c deleted file mode 100644 index fadd225bb..000000000 --- a/firmware/microblaze/usrp2p/bootloader_utils.c +++ /dev/null @@ -1,39 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2010 Ettus Research LLC - * - */ - -//contains routines for loading programs from Flash. depends on Flash libraries. -//also contains routines for reading / writing EEPROM flags for the bootloader -#include <stdbool.h> -#include <string.h> -#include <bootloader_utils.h> -#include <spi_flash.h> - -int is_valid_fpga_image(uint32_t addr) { - uint8_t imgbuf[64]; - spi_flash_read(addr, 64, imgbuf); - //we're just looking for leading 0xFF padding, followed by the sync bytes 0xAA 0x99 - int i = 0; - for(i; i<63; i++) { - if(imgbuf[i] == 0xFF) continue; - if(imgbuf[i] == 0xAA && imgbuf[i+1] == 0x99) return 1; - } - - return 0; -} - -int is_valid_fw_image(uint32_t addr) { - static const uint8_t fwheader[] = {0xB0, 0x00, 0x00, 0x00, 0xB8, 0x08}; //just lookin for a jump to anywhere located at the reset vector - uint8_t buf[12]; - spi_flash_read(addr, 6, buf); - return memcmp(buf, fwheader, 6) == 0; -} - -void start_program(uint32_t addr) -{ - memcpy(0x00000000, addr+0x00000000, 36); //copy the whole vector table, with the reset vector, into boot RAM - typedef void (*fptr_t)(void); - (*(fptr_t) 0x00000000)(); // most likely no return -} |