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bios: make SPI SDCard boot configs other than linux-on-litex-vexriscv 

When NOT on linux-on-litex-vexriscv, we load 'boot.bin' to MAIN_RAM_BASE,
and jump to it.

Signed-off-by: Gabriel Somlo <gsomlo@gmail.com>
This commit is contained in:
Gabriel Somlo 2020-03-19 19:36:24 -04:00
parent c2938dc973
commit 1f90abea8e
1 changed files with 8 additions and 0 deletions
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8
litex/soc/software/bios/boot.c
View File

@ -505,11 +505,19 @@ 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",EMULATOR_RAM_BASE)==0) return;
boot(0,0,0,EMULATOR_RAM_BASE + EMULATOR_IMAGE_RAM_OFFSET);
#else
if(spi_sdcard_readFile("BOOT","BIN",MAIN_RAM_BASE)==0) {
printf("SD Card SPI boot failed\n");
return;
}
boot(0, 0, 0, MAIN_RAM_BASE);
#endif
}
#endif