From 939256340fe66a71417ef2a1ca386dfe2cd3eef7 Mon Sep 17 00:00:00 2001 From: Florent Kermarrec Date: Thu, 19 Mar 2020 10:47:28 +0100 Subject: [PATCH] software/bios/main: revert USDDRPHY_DEBUG (merge issue with SPI SD CARD PR). --- litex/soc/software/bios/main.c | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/litex/soc/software/bios/main.c b/litex/soc/software/bios/main.c index d1ca017e..460563f8 100644 --- a/litex/soc/software/bios/main.c +++ b/litex/soc/software/bios/main.c @@ -388,6 +388,13 @@ static void help(void) puts("sdinit - SDCard initialization"); puts("sdtest - SDCard test"); #endif +#ifdef USDDRPHY_DEBUG + puts(""); + puts("sdram_cdly value - Set SDRAM clk/cmd delay"); + puts("sdram_cal - run SDRAM calibration"); + puts("sdram_mpr - read SDRAM MPR"); + puts("sdram_mrwr reg value - write SDRAM mode registers"); +#endif #ifdef CSR_SPI_BASE puts("spisdboot - boot from SDCard via SPI hardware bitbang"); #endif @@ -482,6 +489,24 @@ static void do_command(char *c) else if(strcmp(token, "sdinit") == 0) sdcard_init(); else if(strcmp(token, "sdtest") == 0) sdcard_test(atoi(get_token(&c))); #endif +#ifdef USDDRPHY_DEBUG + else if(strcmp(token, "sdram_cdly") == 0) + ddrphy_cdly(atoi(get_token(&c))); + else if(strcmp(token, "sdram_cal") == 0) + sdrcal(); + else if(strcmp(token, "sdram_mpr") == 0) + sdrmpr(); + else if(strcmp(token, "sdram_mrwr") == 0) { + unsigned int reg; + unsigned int value; + reg = atoi(get_token(&c)); + value = atoi(get_token(&c)); + sdrsw(); + printf("Writing 0x%04x to SDRAM mode register %d\n", value, reg); + sdrmrwr(reg, value); + sdrhw(); + } +#endif #ifdef CSR_SPI_BASE else if(strcmp(token, "spisdboot") == 0) spisdboot(); #endif -- 2.30.2