bios/boot: update comments.

diff --git a/litex/soc/software/bios/boot.c b/litex/soc/software/bios/boot.c
index 62c83e3072e48e394227f1d78587b08ad064c4c3..c6c8b95832c1f50f2c7c766fc0ff7f9fb12e09cc 100644 (file)
--- a/litex/soc/software/bios/boot.c
+++ b/litex/soc/software/bios/boot.c
@@ -122,7 +122,7 @@ int serialboot(void)
        printf("Booting from serial...\n");
        printf("Press Q or ESC to abort boot completely.\n");
 
-       // send the "magic" request to host for a firmware download
+       /* send the serialboot "magic" request to Host */
        c = str;
        while(*c) {
                uart_write(*c);
@@ -158,10 +158,8 @@ int serialboot(void)
                        actualcrc = ((int)frame.crc[0] << 8)|(int)frame.crc[1];
                        goodcrc = crc16(&frame.cmd, frame.payload_length+1);
                        if(actualcrc != goodcrc) {
-                               // clear out the RX buffer
-                               while (uart_read_nonblock()) {
-                                       uart_read();
-                               }
+                               /* Clear out the RX buffer */
+                               while (uart_read_nonblock()) uart_read();
                                failed++;
                                if(failed == MAX_FAILED) {
                                        printf("Too many consecutive errors, aborting");