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-rw-r--r--src/drivers/intel/fsp2_0/Kconfig44
-rw-r--r--src/drivers/intel/fsp2_0/Makefile.inc35
-rw-r--r--src/drivers/intel/fsp2_0/include/fsp/util.h15
-rw-r--r--src/drivers/intel/fsp2_0/memory_init.c11
-rw-r--r--src/drivers/intel/fsp2_0/silicon_init.c8
5 files changed, 106 insertions, 7 deletions
diff --git a/src/drivers/intel/fsp2_0/Kconfig b/src/drivers/intel/fsp2_0/Kconfig
index ca17bc7c60..e27249ff3c 100644
--- a/src/drivers/intel/fsp2_0/Kconfig
+++ b/src/drivers/intel/fsp2_0/Kconfig
@@ -79,6 +79,16 @@ config ADD_FSP_BINARIES
help
Add the FSP-M and FSP-S binaries to CBFS.
+config PLATFORM_USES_SECOND_FSP
+ bool
+ default n
+ help
+ The platform uses two sets of FSP-M/FSP-S binaries and selects the
+ appropriate one at runtime. At least one platform requires different
+ binaries depending on CPU stepping, so supporting any stepping
+ requires embedding two FSPs. The platform indicates which is the
+ "first" and "second" FSP.
+
config FSP_T_CBFS
string "Name of FSP-T in CBFS"
depends on FSP_CAR
@@ -133,6 +143,40 @@ config FSP_S_FILE
help
The path and filename of the Intel FSP-S binary for this platform.
+if PLATFORM_USES_SECOND_FSP
+
+config FSP_S_CBFS_2
+ string "Name of the second FSP-S in CBFS"
+ default "fsps_2.bin"
+
+config FSP_M_CBFS_2
+ string "Name of the second FSP-M in CBFS"
+ default "fspm_2.bin"
+
+config FSP_FD_PATH_2
+ string "Location of the second FSP FD file" if FSP_FULL_FD && !FSP_USE_REPO
+ help
+ Path to the FSP FD file that contains the individual FSP-M and FSP-S
+ binaries. The file gets split at build-time.
+
+config FSP_M_FILE_2
+ string "Intel FSP-M (memory init) second binary path and filename" if !FSP_FULL_FD
+ depends on ADD_FSP_BINARIES
+ default "\$(obj)/Fsp_2_M.fd" if FSP_FULL_FD
+ help
+ The path and filename of the second Intel FSP-M binary for this
+ platform.
+
+config FSP_S_FILE_2
+ string "Intel FSP-S (silicon init) second binary path and filename" if !FSP_FULL_FD
+ depends on ADD_FSP_BINARIES
+ default "\$(obj)/Fsp_2_S.fd" if FSP_FULL_FD
+ help
+ The path and filename of the second Intel FSP-S binary for this
+ platform.
+
+endif
+
config FSP_CAR
bool
default n
diff --git a/src/drivers/intel/fsp2_0/Makefile.inc b/src/drivers/intel/fsp2_0/Makefile.inc
index 16742fd1a4..4af4158903 100644
--- a/src/drivers/intel/fsp2_0/Makefile.inc
+++ b/src/drivers/intel/fsp2_0/Makefile.inc
@@ -47,7 +47,9 @@ CPPFLAGS_common += -I$(src)/drivers/intel/fsp2_0/include
FSP_T_CBFS = $(call strip_quotes,$(CONFIG_FSP_T_CBFS))
FSP_M_CBFS = $(call strip_quotes,$(CONFIG_FSP_M_CBFS))
+FSP_M_CBFS_2 = $(call strip_quotes,$(CONFIG_FSP_M_CBFS_2))
FSP_S_CBFS = $(call strip_quotes,$(CONFIG_FSP_S_CBFS))
+FSP_S_CBFS_2 = $(call strip_quotes,$(CONFIG_FSP_S_CBFS_2))
# Add FSP blobs into cbfs. SoC code may supply additional options with
# -options, e.g --xip or -b
@@ -62,30 +64,47 @@ endif # CONFIG_FSP_T_XIP
endif # CONFIG_ADD_FSP_BINARIES && CONFIG_FSP_CAR
cbfs-files-$(CONFIG_ADD_FSP_BINARIES) += $(FSP_M_CBFS)
+ifeq ($(CONFIG_PLATFORM_USES_SECOND_FSP)$(CONFIG_ADD_FSP_BINARIES),yy)
+cbfs-files-y += $(FSP_M_CBFS_2)
+endif
$(FSP_M_CBFS)-file := $(call strip_quotes,$(CONFIG_FSP_M_FILE))
+$(FSP_M_CBFS_2)-file := $(call strip_quotes,$(CONFIG_FSP_M_FILE_2))
$(FSP_M_CBFS)-type := fsp
+$(FSP_M_CBFS_2)-type := fsp
ifeq ($(CONFIG_FSP_M_XIP),y)
$(FSP_M_CBFS)-options := --xip $(TXTIBB)
+$(FSP_M_CBFS_2)-options := --xip $(TXTIBB)
endif
ifeq ($(CONFIG_FSP_COMPRESS_FSP_M_LZMA),y)
$(FSP_M_CBFS)-compression := LZMA
+$(FSP_M_CBFS_2)-compression := LZMA
else ifeq ($(CONFIG_FSP_COMPRESS_FSP_M_LZ4),y)
$(FSP_M_CBFS)-compression := LZ4
+$(FSP_M_CBFS_2)-compression := LZ4
endif
ifneq ($(CONFIG_FSP_ALIGNMENT_FSP_M),)
$(FSP_M_CBFS)-align := $(CONFIG_FSP_ALIGNMENT_FSP_M)
+$(FSP_M_CBFS_2)-align := $(CONFIG_FSP_ALIGNMENT_FSP_M)
endif
cbfs-files-$(CONFIG_ADD_FSP_BINARIES) += $(FSP_S_CBFS)
+ifeq ($(CONFIG_PLATFORM_USES_SECOND_FSP)$(CONFIG_ADD_FSP_BINARIES),yy)
+cbfs-files-y += $(FSP_S_CBFS_2)
+endif
$(FSP_S_CBFS)-file := $(call strip_quotes,$(CONFIG_FSP_S_FILE))
+$(FSP_S_CBFS_2)-file := $(call strip_quotes,$(CONFIG_FSP_S_FILE_2))
$(FSP_S_CBFS)-type := fsp
+$(FSP_S_CBFS_2)-type := fsp
ifeq ($(CONFIG_FSP_COMPRESS_FSP_S_LZMA),y)
$(FSP_S_CBFS)-compression := LZMA
+$(FSP_S_CBFS_2)-compression := LZMA
else ifeq ($(CONFIG_FSP_COMPRESS_FSP_S_LZ4),y)
$(FSP_S_CBFS)-compression := LZ4
+$(FSP_S_CBFS_2)-compression := LZ4
endif
ifneq ($(CONFIG_FSP_ALIGNMENT_FSP_S),)
$(FSP_S_CBFS)-align := $(CONFIG_FSP_ALIGNMENT_FSP_S)
+$(FSP_S_CBFS_2)-align := $(CONFIG_FSP_ALIGNMENT_FSP_S)
endif
ifeq ($(CONFIG_FSP_FULL_FD),y)
@@ -99,6 +118,14 @@ $(obj)/Fsp_T.fd: $(call strip_quotes,$(CONFIG_FSP_FD_PATH)) $(obj)/Fsp_M.fd
true
endif
+ifeq ($(CONFIG_PLATFORM_USES_SECOND_FSP)$(CONFIG_FSP_FULL_FD),yy)
+$(obj)/Fsp_2_M.fd: $(call strip_quotes,$(CONFIG_FSP_FD_PATH_2)) $(DOTCONFIG)
+ python 3rdparty/fsp/Tools/SplitFspBin.py split -f $(CONFIG_FSP_FD_PATH_2) -o "$(obj)" -n "Fsp_2.fd"
+
+$(obj)/Fsp_2_S.fd: $(call strip_quotes,$(CONFIG_FSP_FD_PATH_2)) $(obj)/Fsp_M.fd
+ true
+endif
+
# Add logo to the cbfs image
cbfs-files-$(CONFIG_BMP_LOGO) += logo.bmp
logo.bmp-file := $(call strip_quotes,$(CONFIG_FSP2_0_LOGO_FILE_NAME))
@@ -126,6 +153,14 @@ endif # CONFIG_FSP_M_FILE
ifeq ($(call strip_quotes,$(CONFIG_FSP_S_FILE)),)
$(error No FSP-S binary file specified.)
endif # CONFIG_FSP_S_FILE
+ifeq ($(CONFIG_PLATFORM_USES_SECOND_FSP),y)
+ifeq ($(call strip_quotes,$(CONFIG_FSP_M_FILE_2)),)
+$(error No second FSP-M binary file specified.)
+endif # CONFIG_FSP_M_FILE_2
+ifeq ($(call strip_quotes,$(CONFIG_FSP_S_FILE_2)),)
+$(error No second FSP-S binary file specified.)
+endif # CONFIG_FSP_S_FILE_2
+endif # CONFIG_PLATFORM_USES_SECOND_FSP
else # CONFIG_ADD_FSP_BINARIES
build_complete:: warn_no_fsp_binaries
endif # CONFIG_ADD_FSP_BINARIES
diff --git a/src/drivers/intel/fsp2_0/include/fsp/util.h b/src/drivers/intel/fsp2_0/include/fsp/util.h
index 75b9ad844e..acf337f661 100644
--- a/src/drivers/intel/fsp2_0/include/fsp/util.h
+++ b/src/drivers/intel/fsp2_0/include/fsp/util.h
@@ -179,6 +179,21 @@ void fsp_handle_reset(uint32_t status);
/* SoC/chipset must provide this to handle platform-specific reset codes */
void chipset_handle_reset(uint32_t status);
+#if CONFIG(PLATFORM_USES_SECOND_FSP)
+/* The SoC must implement these to choose the appropriate FSP-M/FSP-S binary. */
+const char *soc_select_fsp_m_cbfs(void);
+const char *soc_select_fsp_s_cbfs(void);
+#else
+static inline const char *soc_select_fsp_m_cbfs(void)
+{
+ return CONFIG_FSP_M_CBFS;
+}
+static inline const char *soc_select_fsp_s_cbfs(void)
+{
+ return CONFIG_FSP_S_CBFS;
+}
+#endif
+
typedef asmlinkage uint32_t (*temp_ram_exit_fn)(void *param);
typedef asmlinkage uint32_t (*fsp_memory_init_fn)
(void *raminit_upd, void **hob_list);
diff --git a/src/drivers/intel/fsp2_0/memory_init.c b/src/drivers/intel/fsp2_0/memory_init.c
index c5920867f3..d0ddeafeee 100644
--- a/src/drivers/intel/fsp2_0/memory_init.c
+++ b/src/drivers/intel/fsp2_0/memory_init.c
@@ -238,7 +238,8 @@ static uint32_t fsp_mrc_version(void)
uint32_t ver = 0;
#if CONFIG(MRC_CACHE_USING_MRC_VERSION)
size_t fspm_blob_size;
- void *fspm_blob_file = cbfs_map(CONFIG_FSP_M_CBFS, &fspm_blob_size);
+ const char *fspm_cbfs = soc_select_fsp_m_cbfs();
+ void *fspm_blob_file = cbfs_map(fspm_cbfs, &fspm_blob_size);
if (!fspm_blob_file)
return 0;
@@ -386,16 +387,18 @@ void preload_fspm(void)
if (!CONFIG(CBFS_PRELOAD))
return;
- printk(BIOS_DEBUG, "Preloading %s\n", CONFIG_FSP_M_CBFS);
- cbfs_preload(CONFIG_FSP_M_CBFS);
+ const char *fspm_cbfs = soc_select_fsp_m_cbfs();
+ printk(BIOS_DEBUG, "Preloading %s\n", fspm_cbfs);
+ cbfs_preload(fspm_cbfs);
}
void fsp_memory_init(bool s3wake)
{
struct range_entry prog_ranges[2];
struct fspm_context context;
+ const char *fspm_cbfs = soc_select_fsp_m_cbfs();
struct fsp_load_descriptor fspld = {
- .fsp_prog = PROG_INIT(PROG_REFCODE, CONFIG_FSP_M_CBFS),
+ .fsp_prog = PROG_INIT(PROG_REFCODE, fspm_cbfs),
.arg = &context,
};
struct fsp_header *hdr = &context.header;
diff --git a/src/drivers/intel/fsp2_0/silicon_init.c b/src/drivers/intel/fsp2_0/silicon_init.c
index 094eed4160..e543628987 100644
--- a/src/drivers/intel/fsp2_0/silicon_init.c
+++ b/src/drivers/intel/fsp2_0/silicon_init.c
@@ -211,8 +211,9 @@ static void *fsps_allocator(void *arg_unused, size_t size, const union cbfs_mdat
void fsps_load(void)
{
+ const char *fsps_cbfs = soc_select_fsp_s_cbfs();
struct fsp_load_descriptor fspld = {
- .fsp_prog = PROG_INIT(PROG_REFCODE, CONFIG_FSP_S_CBFS),
+ .fsp_prog = PROG_INIT(PROG_REFCODE, fsps_cbfs),
.alloc = fsps_allocator,
};
struct prog *fsps = &fspld.fsp_prog;
@@ -245,8 +246,9 @@ void preload_fsps(void)
if (!CONFIG(CBFS_PRELOAD))
return;
- printk(BIOS_DEBUG, "Preloading %s\n", CONFIG_FSP_S_CBFS);
- cbfs_preload(CONFIG_FSP_S_CBFS);
+ const char *fsps_cbfs = soc_select_fsp_s_cbfs();
+ printk(BIOS_DEBUG, "Preloading %s\n", fsps_cbfs);
+ cbfs_preload(fsps_cbfs);
}
void fsp_silicon_init(void)