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authorFurquan Shaikh <furquan@google.com>2018-03-02 14:36:56 -0800
committerFurquan Shaikh <furquan@google.com>2018-03-05 17:56:08 +0000
commit908ea9132b2a53470292ac1a346a28a1453f4d7c (patch)
tree7ef504e4ac6c7aaa92af4c39701e1baf63dc22e1 /src/mainboard/google
parent39d3021b164429da00f4c4c79b2eccb42f416382 (diff)
downloadcoreboot-908ea9132b2a53470292ac1a346a28a1453f4d7c.tar.xz
mb/google/poppy: Allow use of optional secondary SPD
This change adds support for variants to use secondary SPD if required. This enables a variant to have different types of memory supported using the same image. BUG=b:73514687 Change-Id: I3add65ead99c510f2d6ec899fbf2cb9a06c79b0c Signed-off-by: Furquan Shaikh <furquan@google.com> Reviewed-on: https://review.coreboot.org/24972 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src/mainboard/google')
-rw-r--r--src/mainboard/google/poppy/romstage.c9
-rw-r--r--src/mainboard/google/poppy/spd/Makefile.inc38
-rw-r--r--src/mainboard/google/poppy/variants/baseboard/include/baseboard/variants.h1
3 files changed, 35 insertions, 13 deletions
diff --git a/src/mainboard/google/poppy/romstage.c b/src/mainboard/google/poppy/romstage.c
index 6bb4076d0d..f9b23e501a 100644
--- a/src/mainboard/google/poppy/romstage.c
+++ b/src/mainboard/google/poppy/romstage.c
@@ -110,20 +110,21 @@ static void mainboard_print_spd_info(const uint8_t *spd, enum memory_type type)
}
}
-static uintptr_t mainboard_get_spd_data(enum memory_type type)
+static uintptr_t mainboard_get_spd_data(enum memory_type type, bool use_sec_spd)
{
char *spd_file;
size_t spd_file_len;
int spd_index;
const size_t spd_len = spd_info[type].len;
+ const char *spd_bin = use_sec_spd ? "sec-spd.bin" : "spd.bin";
spd_index = variant_memory_sku();
assert(spd_index >= 0);
printk(BIOS_INFO, "SPD index %d\n", spd_index);
/* Load SPD data from CBFS */
- spd_file = cbfs_boot_map_with_leak("spd.bin", CBFS_TYPE_SPD,
- &spd_file_len);
+ spd_file = cbfs_boot_map_with_leak(spd_bin, CBFS_TYPE_SPD,
+ &spd_file_len);
if (!spd_file)
die("SPD data not found.");
@@ -160,7 +161,7 @@ void mainboard_memory_init_params(FSPM_UPD *mupd)
p.rcomp_resistor_size);
memcpy(&mem_cfg->RcompTarget, p.rcomp_target, p.rcomp_target_size);
- mem_cfg->MemorySpdPtr00 = mainboard_get_spd_data(p.type);
+ mem_cfg->MemorySpdPtr00 = mainboard_get_spd_data(p.type, p.use_sec_spd);
mem_cfg->MemorySpdPtr10 = mem_cfg->MemorySpdPtr00;
mem_cfg->MemorySpdDataLen = spd_info[p.type].len;
}
diff --git a/src/mainboard/google/poppy/spd/Makefile.inc b/src/mainboard/google/poppy/spd/Makefile.inc
index 30e632ded0..444ac00b92 100644
--- a/src/mainboard/google/poppy/spd/Makefile.inc
+++ b/src/mainboard/google/poppy/spd/Makefile.inc
@@ -1,5 +1,19 @@
SPD_BIN = $(obj)/spd.bin
+SEC_SPD_BIN = $(obj)/sec-spd.bin
+
+define gen_spd_bin
+ for f in $2; \
+ do for c in $$(cat $$f | grep -v ^#); \
+ do printf $$(printf '\%o' 0x$$c); \
+ done; \
+ done > $1
+endef
+
+add_spd_to_cbfs= \
+ $(eval cbfs-files-y += $1) \
+ $(eval $1-file := $2) \
+ $(eval $1-type := spd)
ifeq ($(SPD_SOURCES),)
SPD_DEPS := $(error SPD_SOURCES is not set. Variant must provide this)
@@ -7,14 +21,20 @@ else
SPD_DEPS := $(foreach f, $(SPD_SOURCES), src/mainboard/$(MAINBOARDDIR)/spd/$(f).spd.hex)
endif
-# Include spd ROM data
+# Include SPD ROM data
$(SPD_BIN): $(SPD_DEPS)
- for f in $+; \
- do for c in $$(cat $$f | grep -v ^#); \
- do printf $$(printf '\%o' 0x$$c); \
- done; \
- done > $@
+ $(call gen_spd_bin, $@, $+)
+
+$(call add_spd_to_cbfs, spd.bin, $(SPD_BIN))
+
+# Add optional secondary SPD ROM data if present
+ifneq ($(SEC_SPD_SOURCES),)
+
+SEC_SPD_DEPS := $(foreach f, $(SEC_SPD_SOURCES), src/mainboard/$(MAINBOARDDIR)/spd/$(f).spd.hex)
-cbfs-files-y += spd.bin
-spd.bin-file := $(SPD_BIN)
-spd.bin-type := spd
+$(SEC_SPD_BIN): $(SEC_SPD_DEPS)
+ $(call gen_spd_bin, $@, $+)
+
+$(call add_spd_to_cbfs, sec-spd.bin, $(SEC_SPD_BIN))
+
+endif
diff --git a/src/mainboard/google/poppy/variants/baseboard/include/baseboard/variants.h b/src/mainboard/google/poppy/variants/baseboard/include/baseboard/variants.h
index c88b99a7bd..3cf11f637b 100644
--- a/src/mainboard/google/poppy/variants/baseboard/include/baseboard/variants.h
+++ b/src/mainboard/google/poppy/variants/baseboard/include/baseboard/variants.h
@@ -45,6 +45,7 @@ struct memory_params {
size_t rcomp_resistor_size;
const void *rcomp_target;
size_t rcomp_target_size;
+ bool use_sec_spd;
};
void variant_memory_params(struct memory_params *p);