diff options
| -rw-r--r-- | arch/arm/cpu/armv8/fsl-layerscape/cpu.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/cpu.c b/arch/arm/cpu/armv8/fsl-layerscape/cpu.c index b5ed28ab8f..ab5d76ea3b 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/cpu.c +++ b/arch/arm/cpu/armv8/fsl-layerscape/cpu.c @@ -693,8 +693,19 @@ int dram_init_banksize(void) * memory. The DDR extends from low region to high region(s) presuming * no hole is created with DDR configuration. gd->arch.secure_ram tracks * the location of secure memory. gd->arch.resv_ram tracks the location - * of reserved memory for Management Complex (MC). + * of reserved memory for Management Complex (MC). Because gd->ram_size + * is reduced by this function if secure memory is reserved, checking + * gd->arch.secure_ram should be done to avoid running it repeatedly. */ + +#ifdef CONFIG_SYS_MEM_RESERVE_SECURE + if (gd->arch.secure_ram & MEM_RESERVE_SECURE_MAINTAINED) { + debug("No need to run again, skip %s\n", __func__); + + return 0; + } +#endif + gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE; if (gd->ram_size > CONFIG_SYS_DDR_BLOCK1_SIZE) { gd->bd->bi_dram[0].size = CONFIG_SYS_DDR_BLOCK1_SIZE; @@ -774,6 +785,11 @@ int dram_init_banksize(void) } #endif +#ifdef CONFIG_SYS_MEM_RESERVE_SECURE + debug("%s is called. gd->ram_size is reduced to %lu\n", + __func__, (ulong)gd->ram_size); +#endif + return 0; } |