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Diffstat (limited to 'firmware/zpu/usrp2p/bootloader')
-rw-r--r--firmware/zpu/usrp2p/bootloader/init_bootloader.c20
1 files changed, 9 insertions, 11 deletions
diff --git a/firmware/zpu/usrp2p/bootloader/init_bootloader.c b/firmware/zpu/usrp2p/bootloader/init_bootloader.c
index cfa80ffea..f71b0a7b2 100644
--- a/firmware/zpu/usrp2p/bootloader/init_bootloader.c
+++ b/firmware/zpu/usrp2p/bootloader/init_bootloader.c
@@ -11,6 +11,7 @@
#include <spi_flash.h>
#include <spi_flash_private.h>
//#include <clocks.h>
+#include <mdelay.h>
#include <ihex.h>
#include <bootloader_utils.h>
#include <string.h>
@@ -49,17 +50,14 @@ void load_ihex(void) { //simple IHEX parser to load proper records into RAM. loa
}
}
-void delay(uint32_t t) {
- while(t-- != 0) asm("NOP");
-}
-
int main(int argc, char *argv[]) {
- hal_disable_ints(); // In case we got here via jmp 0x0
+ hal_disable_ints(); // In case we got here via jmp 0x0
output_regs->leds = 0xFF;
- delay(5000);
+ mdelay(100);
output_regs->leds = 0x00;
hal_uart_init();
spif_init();
+ spi_flash_init();
i2c_init(); //for EEPROM
puts("USRP2+ bootloader super ultra ZPU edition\n");
@@ -85,7 +83,7 @@ int main(int argc, char *argv[]) {
if(is_valid_fpga_image(PROD_FPGA_IMAGE_LOCATION_ADDR)) {
puts("Valid production FPGA image found. Attempting to boot.");
set_safe_booted_flag(1);
- delay(300); //so serial output can finish
+ mdelay(300); //so serial output can finish
icap_reload_fpga(PROD_FPGA_IMAGE_LOCATION_ADDR);
}
puts("No valid production FPGA image found.\nAttempting to load production firmware...");
@@ -94,11 +92,11 @@ int main(int argc, char *argv[]) {
puts("Valid production firmware found. Loading...");
spi_flash_read(PROD_FW_IMAGE_LOCATION_ADDR, FW_IMAGE_SIZE_BYTES, (void *)RAM_BASE);
puts("Finished loading. Starting image.");
- delay(300);
+ mdelay(300);
start_program();
puts("ERROR: Return from main program! This should never happen!");
//if this happens, though, the safest thing to do is reboot the whole FPGA and start over.
- delay(300);
+ mdelay(300);
icap_reload_fpga(SAFE_FPGA_IMAGE_LOCATION_ADDR);
return 1;
}
@@ -106,10 +104,10 @@ int main(int argc, char *argv[]) {
if(is_valid_fw_image(SAFE_FW_IMAGE_LOCATION_ADDR)) {
spi_flash_read(SAFE_FW_IMAGE_LOCATION_ADDR, FW_IMAGE_SIZE_BYTES, (void *)RAM_BASE);
puts("Finished loading. Starting image.");
- delay(300);
+ mdelay(300);
start_program();
puts("ERROR: return from main program! This should never happen!");
- delay(300);
+ mdelay(300);
icap_reload_fpga(SAFE_FPGA_IMAGE_LOCATION_ADDR);
return 1;
}