soc/software/bios: add reboot command

diff --git a/litex/soc/software/bios/main.c b/litex/soc/software/bios/main.c
index 4d06d13109bb386fdfed713a1e5abeb5bae50d9e..73613a0e40214a66d99ebca59cda408221339949 100644 (file)
--- a/litex/soc/software/bios/main.c
+++ b/litex/soc/software/bios/main.c
@@ -313,6 +313,9 @@ static void help(void)
        puts("rcsr       - read processor CSR");
        puts("wcsr       - write processor CSR");
 #endif
+#ifdef CSR_CTRL_BASE
+       puts("reboot     - reset processor");
+#endif
 #ifdef CSR_ETHMAC_BASE
        puts("netboot    - boot via TFTP");
 #endif
@@ -344,6 +347,13 @@ static char *get_token(char **str)
        return d;
 }
 
+#ifdef CSR_CTRL_BASE
+static void reboot(void)
+{
+       ctrl_reset_write(1);
+}
+#endif
+
 static void do_command(char *c)
 {
        char *token;
@@ -359,7 +369,9 @@ static void do_command(char *c)
 #ifdef L2_SIZE
        else if(strcmp(token, "flushl2") == 0) flush_l2_cache();
 #endif
-
+#ifdef CSR_CTRL_BASE
+       else if(strcmp(token, "reboot") == 0) reboot();
+#endif
 #ifdef FLASH_BOOT_ADDRESS
        else if(strcmp(token, "flashboot") == 0) flashboot();
 #endif