diff options
Diffstat (limited to 'arch/x86/cpu/ivybridge/fsp_configs.c')
| -rw-r--r-- | arch/x86/cpu/ivybridge/fsp_configs.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/x86/cpu/ivybridge/fsp_configs.c b/arch/x86/cpu/ivybridge/fsp_configs.c new file mode 100644 index 0000000000..c7f475b5a6 --- /dev/null +++ b/arch/x86/cpu/ivybridge/fsp_configs.c @@ -0,0 +1,45 @@ +/* + * Copyright (C) 2016, Bin Meng <bmeng.cn@gmail.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <fdtdec.h> +#include <asm/fsp/fsp_support.h> + +DECLARE_GLOBAL_DATA_PTR; + +void update_fsp_configs(struct fsp_config_data *config, + struct fspinit_rtbuf *rt_buf) +{ + struct platform_config *plat_config = &config->plat_config; + struct memory_config *mem_config = &config->mem_config; + const void *blob = gd->fdt_blob; + int node; + + node = fdtdec_next_compatible(blob, 0, COMPAT_INTEL_IVYBRIDGE_FSP); + if (node < 0) { + debug("%s: Cannot find FSP node\n", __func__); + return; + } + + plat_config->enable_ht = + fdtdec_get_bool(blob, node, "fsp,enable-ht"); + plat_config->enable_turbo = + fdtdec_get_bool(blob, node, "fsp,enable-turbo"); + plat_config->enable_memory_down = + fdtdec_get_bool(blob, node, "fsp,enable-memory-down"); + plat_config->enable_fast_boot = + fdtdec_get_bool(blob, node, "fsp,enable-fast-boot"); + + /* Initialize runtime buffer for fsp_init() */ + rt_buf->stack_top = config->common.stack_top - 32; + rt_buf->boot_mode = config->common.boot_mode; + rt_buf->plat_config = plat_config; + + if (plat_config->enable_memory_down) + rt_buf->mem_config = mem_config; + else + rt_buf->mem_config = NULL; +} |
