It's a generic platform file. Only the device tree decides what happens.
Cc: Daniel Schaefer <daniel.schae...@hpe.com>
Cc: Abner Chang <abner.ch...@hpe.com>
Cc: Sunil V L <suni...@ventanamicro.com>
Reviewed-by: Abner Chang <abner.ch...@hpe.com>
Signed-off-by: Daniel Schaefer <daniel.schae...@hpe.com>
---
Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/U540.dsc
| 2 +-
Platform/{SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard =>
RISC-V/PlatformPkg}/Library/OpensbiPlatformLib/OpensbiPlatformLib.inf | 0
Platform/{SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard =>
RISC-V/PlatformPkg}/Library/OpensbiPlatformLib/PlatformOverride.h | 0
Platform/{SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard =>
RISC-V/PlatformPkg}/Library/OpensbiPlatformLib/Platform.c | 13
++++++++++++-
Platform/{SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard =>
RISC-V/PlatformPkg}/Library/OpensbiPlatformLib/SifiveFu540.c | 0
5 files changed, 13 insertions(+), 2 deletions(-)
diff --git
a/Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/U540.dsc
b/Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/U540.dsc
index 18a482aba611..5d2ccafacaf3 100644
--- a/Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/U540.dsc
+++ b/Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/U540.dsc
@@ -173,7 +173,7 @@
#
# OpenSBi Platform Library
#
-
RiscVOpensbiPlatformLib|Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/Library/OpensbiPlatformLib/OpensbiPlatformLib.inf
+
RiscVOpensbiPlatformLib|Platform/RISC-V/PlatformPkg/Library/OpensbiPlatformLib/OpensbiPlatformLib.inf
[LibraryClasses.common.PEI_CORE]
HobLib|MdePkg/Library/PeiHobLib/PeiHobLib.inf
diff --git
a/Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/Library/OpensbiPlatformLib/OpensbiPlatformLib.inf
b/Platform/RISC-V/PlatformPkg/Library/OpensbiPlatformLib/OpensbiPlatformLib.inf
similarity index 100%
rename from
Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/Library/OpensbiPlatformLib/OpensbiPlatformLib.inf
rename to
Platform/RISC-V/PlatformPkg/Library/OpensbiPlatformLib/OpensbiPlatformLib.inf
diff --git
a/Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/Library/OpensbiPlatformLib/PlatformOverride.h
b/Platform/RISC-V/PlatformPkg/Library/OpensbiPlatformLib/PlatformOverride.h
similarity index 100%
rename from
Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/Library/OpensbiPlatformLib/PlatformOverride.h
rename to
Platform/RISC-V/PlatformPkg/Library/OpensbiPlatformLib/PlatformOverride.h
diff --git
a/Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/Library/OpensbiPlatformLib/Platform.c
b/Platform/RISC-V/PlatformPkg/Library/OpensbiPlatformLib/Platform.c
similarity index 88%
rename from
Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/Library/OpensbiPlatformLib/Platform.c
rename to Platform/RISC-V/PlatformPkg/Library/OpensbiPlatformLib/Platform.c
index ac76f073ab53..c4cf6782bd1f 100644
---
a/Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/Library/OpensbiPlatformLib/Platform.c
+++ b/Platform/RISC-V/PlatformPkg/Library/OpensbiPlatformLib/Platform.c
@@ -201,13 +201,24 @@ const struct sbi_platform_operations platform_ops = {
.timer_exit = fdt_timer_exit,
};
+#if FixedPcdGet32(PcdBootableHartNumber) == 4
+#define U540_BOOTABLE_HART_COUNT FixedPcdGet32(PcdBootableHartNumber)
+static u32 U540_hart_index2id[U540_BOOTABLE_HART_COUNT] = {1, 2, 3, 4};
+#endif
+
struct sbi_platform platform = {
.opensbi_version = OPENSBI_VERSION,
.platform_version = SBI_PLATFORM_VERSION(0x0, 0x01),
.name = "Generic",
.features = SBI_PLATFORM_DEFAULT_FEATURES,
.hart_count = SBI_HARTMASK_MAX_BITS,
+// TODO: Workaround for U540. Not sure why we need this. OpenSBI doesn't need
it.
+#if FixedPcdGet32(PcdBootableHartNumber) == 4
+ .hart_index2id = U540_hart_index2id,
+#else
.hart_index2id = generic_hart_index2id,
- .hart_stack_size = SBI_PLATFORM_DEFAULT_HART_STACK_SIZE,
+#endif
+ // TODO: Any reason why it shouldn't just be
SBI_PLATFORM_DEFAULT_HART_STACK_SIZE?
+ .hart_stack_size = FixedPcdGet32(PcdOpenSbiStackSize),
.platform_ops_addr = (unsigned long)&platform_ops
};
diff --git
a/Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/Library/OpensbiPlatformLib/SifiveFu540.c
b/Platform/RISC-V/PlatformPkg/Library/OpensbiPlatformLib/SifiveFu540.c
similarity index 100%
rename from
Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/Library/OpensbiPlatformLib/SifiveFu540.c
rename to Platform/RISC-V/PlatformPkg/Library/OpensbiPlatformLib/SifiveFu540.c
--
2.31.1
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