[PATCH 21/35] global_data: Drop spl_handoff
Simon Glass
sjg at chromium.org
Wed Jul 24 17:09:08 CEST 2024
Provide a function to locate this information, rather than doing it
automatically on startup, to save space in global_data.
Signed-off-by: Simon Glass <sjg at chromium.org>
---
arch/x86/cpu/intel_common/cpu_from_spl.c | 4 +---
arch/x86/lib/fsp2/fsp_dram.c | 4 ++--
cmd/sb.c | 6 ++++--
common/board_f.c | 12 ------------
common/init/handoff.c | 12 ++++++++++++
drivers/clk/rockchip/clk_rk3399.c | 3 ++-
include/asm-generic/global_data.h | 6 ------
include/handoff.h | 7 +++++++
8 files changed, 28 insertions(+), 26 deletions(-)
diff --git a/arch/x86/cpu/intel_common/cpu_from_spl.c b/arch/x86/cpu/intel_common/cpu_from_spl.c
index 48b2ef253cb..5aad2ae7309 100644
--- a/arch/x86/cpu/intel_common/cpu_from_spl.c
+++ b/arch/x86/cpu/intel_common/cpu_from_spl.c
@@ -24,9 +24,7 @@ int arch_cpu_init(void)
int ret;
#if CONFIG_IS_ENABLED(HANDOFF) && IS_ENABLED(CONFIG_USE_HOB)
- struct spl_handoff *ho = gd->spl_handoff;
-
- gd->arch.hob_list = ho->arch.hob_list;
+ gd->arch.hob_list = handoff_get();
#endif
ret = x86_cpu_reinit_f();
diff --git a/arch/x86/lib/fsp2/fsp_dram.c b/arch/x86/lib/fsp2/fsp_dram.c
index 83c6d7bcc93..a50dc985a3c 100644
--- a/arch/x86/lib/fsp2/fsp_dram.c
+++ b/arch/x86/lib/fsp2/fsp_dram.c
@@ -59,7 +59,7 @@ int dram_init(void)
#endif
} else {
#if CONFIG_IS_ENABLED(HANDOFF)
- struct spl_handoff *ho = gd->spl_handoff;
+ struct spl_handoff *ho = handoff_get();
if (!ho) {
log_debug("No SPL handoff found\n");
@@ -82,7 +82,7 @@ phys_addr_t board_get_usable_ram_top(phys_size_t total_size)
return gd->ram_size;
#if CONFIG_IS_ENABLED(HANDOFF)
- struct spl_handoff *ho = gd->spl_handoff;
+ struct spl_handoff *ho = handoff_get();
log_debug("usable_ram_top = %lx\n", ho->arch.usable_ram_top);
diff --git a/cmd/sb.c b/cmd/sb.c
index 1aa5921f03e..db485fddfca 100644
--- a/cmd/sb.c
+++ b/cmd/sb.c
@@ -14,8 +14,10 @@ static int do_sb_handoff(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[])
{
#if CONFIG_IS_ENABLED(HANDOFF)
- if (gd->spl_handoff)
- printf("SPL handoff magic %lx\n", gd->spl_handoff->arch.magic);
+ struct spl_handoff *handoff = handoff_get();
+
+ if (handoff)
+ printf("SPL handoff magic %lx\n", handoff->arch.magic);
else
printf("SPL handoff info not received\n");
diff --git a/common/board_f.c b/common/board_f.c
index 1e698d31841..c99b573bc17 100644
--- a/common/board_f.c
+++ b/common/board_f.c
@@ -304,17 +304,6 @@ static int setup_mon_len(void)
return 0;
}
-static int setup_spl_handoff(void)
-{
-#if CONFIG_IS_ENABLED(HANDOFF)
- gd->spl_handoff = bloblist_find(BLOBLISTT_U_BOOT_SPL_HANDOFF,
- sizeof(struct spl_handoff));
- debug("Found SPL hand-off info %p\n", gd->spl_handoff);
-#endif
-
- return 0;
-}
-
__weak int arch_cpu_init(void)
{
return 0;
@@ -876,7 +865,6 @@ static const init_fnc_t init_sequence_f[] = {
initf_bootstage, /* uses its own timer, so does not need DM */
event_init,
bloblist_maybe_init,
- setup_spl_handoff,
#if defined(CONFIG_CONSOLE_RECORD_INIT_F)
console_record_init,
#endif
diff --git a/common/init/handoff.c b/common/init/handoff.c
index a7cd065fb38..86c020ee0b9 100644
--- a/common/init/handoff.c
+++ b/common/init/handoff.c
@@ -5,6 +5,7 @@
* Copyright 2018 Google, Inc
*/
+#include <bloblist.h>
#include <handoff.h>
#include <asm/global_data.h>
@@ -38,3 +39,14 @@ void handoff_load_dram_banks(struct spl_handoff *ho)
bd->bi_dram[i].size = ho->ram_bank[i].size;
}
}
+
+struct spl_handoff *handoff_get(void)
+{
+ struct spl_handoff *handoff;
+
+ handoff = bloblist_find(BLOBLISTT_U_BOOT_SPL_HANDOFF,
+ sizeof(struct spl_handoff));
+ debug("Found SPL hand-off info %p\n", handoff);
+
+ return handoff;
+}
diff --git a/drivers/clk/rockchip/clk_rk3399.c b/drivers/clk/rockchip/clk_rk3399.c
index 24cefebd1b2..89924041299 100644
--- a/drivers/clk/rockchip/clk_rk3399.c
+++ b/drivers/clk/rockchip/clk_rk3399.c
@@ -8,6 +8,7 @@
#include <dm.h>
#include <dt-structs.h>
#include <errno.h>
+#include <handoff.h>
#include <log.h>
#include <malloc.h>
#include <mapmem.h>
@@ -1467,7 +1468,7 @@ static int rk3399_clk_probe(struct udevice *dev)
init_clocks = true;
#elif CONFIG_IS_ENABLED(HANDOFF)
if (!(gd->flags & GD_FLG_RELOC)) {
- if (!(gd->spl_handoff))
+ if (!handoff_get())
init_clocks = true;
}
#endif
diff --git a/include/asm-generic/global_data.h b/include/asm-generic/global_data.h
index a23925ba9b3..1331686066c 100644
--- a/include/asm-generic/global_data.h
+++ b/include/asm-generic/global_data.h
@@ -395,12 +395,6 @@ struct global_data {
*/
struct bloblist_hdr *bloblist;
#endif
-#if CONFIG_IS_ENABLED(HANDOFF)
- /**
- * @spl_handoff: SPL hand-off information
- */
- struct spl_handoff *spl_handoff;
-#endif
#if defined(CONFIG_TRANSLATION_OFFSET)
/**
* @translation_offset: optional translation offset
diff --git a/include/handoff.h b/include/handoff.h
index c0ae7b19a75..0072ea832f8 100644
--- a/include/handoff.h
+++ b/include/handoff.h
@@ -31,6 +31,13 @@ void handoff_save_dram(struct spl_handoff *ho);
void handoff_load_dram_size(struct spl_handoff *ho);
void handoff_load_dram_banks(struct spl_handoff *ho);
+/**
+ * handoff_get() - Get the SPL handoff information
+ *
+ * Return: Pointer to SPL handoff if received, else NULL
+ */
+struct spl_handoff *handoff_get(void);
+
/**
* handoff_arch_save() - Save arch-specific info into the handoff area
*
--
2.34.1
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