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Merge pull request #526 from rprinz08/master 

Make booting from SD-Card to behave same as from SPI flash
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enjoy-digital 2020-05-15 16:03:37 +02:00 committed by GitHub
parent 82364de57f 3f649077b1
commit 840679add6
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 25 additions and 10 deletions
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35
litex/soc/software/bios/boot.c
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@ -512,19 +512,34 @@ void spisdcardboot(void)
return;
}
#if defined(CONFIG_CPU_TYPE_VEXRISCV) && defined(CONFIG_CPU_VARIANT_LINUX)
if(spi_sdcard_readFile("IMAGE","",MAIN_RAM_BASE+KERNEL_IMAGE_RAM_OFFSET)==0) return;
if(spi_sdcard_readFile("ROOTFS~1","CPI",MAIN_RAM_BASE+ROOTFS_IMAGE_RAM_OFFSET)==0) return;
if(spi_sdcard_readFile("RV32","DTB",MAIN_RAM_BASE+DEVICE_TREE_IMAGE_RAM_OFFSET)==0) return;
if(spi_sdcard_readFile("EMULATOR","BIN",MAIN_RAM_BASE+EMULATOR_IMAGE_RAM_OFFSET)==0) return;
unsigned int result;
boot(0,0,0,MAIN_RAM_BASE + EMULATOR_IMAGE_RAM_OFFSET);
#else
if(spi_sdcard_readFile("BOOT","BIN",MAIN_RAM_BASE)==0) {
printf("SD Card SPI boot failed\n");
#if defined(CONFIG_CPU_TYPE_VEXRISCV) && defined(CONFIG_CPU_VARIANT_LINUX)
result = spi_sdcard_readFile("IMAGE", "",
MAIN_RAM_BASE + KERNEL_IMAGE_RAM_OFFSET);
if(result)
result &= spi_sdcard_readFile("ROOTFS~1", "CPI",
MAIN_RAM_BASE + ROOTFS_IMAGE_RAM_OFFSET);
if(result)
result &= spi_sdcard_readFile("RV32", "DTB",
MAIN_RAM_BASE + DEVICE_TREE_IMAGE_RAM_OFFSET);
if(result)
result &= spi_sdcard_readFile("EMULATOR", "BIN",
MAIN_RAM_BASE + EMULATOR_IMAGE_RAM_OFFSET);
if(result) {
boot(0, 0, 0, MAIN_RAM_BASE + EMULATOR_IMAGE_RAM_OFFSET);
return;
}
boot(0, 0, 0, MAIN_RAM_BASE);
#endif
result = spi_sdcard_readFile("BOOT", "BIN", MAIN_RAM_BASE);
if(result)
boot(0, 0, 0, MAIN_RAM_BASE);
else
printf("SD Card SPI boot failed\n");
}
#endif