[edk2-devel] [edk2-staging/RISC-V-V2 PATCH v3 03/39] RiscVPkg/opensbi: EDK2 RISC-V OpenSBI support
Abner Chang
abner.chang at hpe.com
Mon Oct 28 01:58:41 UTC 2019
Add EDK2 RISC-V OpenSBI header files.
Signed-off-by: Abner Chang <abner.chang at hpe.com>
Cc: Leif Lindholm <leif.lindholm at linaro.org>
Cc: Gilbert Chen <gilbert.chen at hpe.com>
---
RiscVPkg/Include/sbi/SbiFirmwareContext.h | 33 ++++++++++++++++++++
RiscVPkg/Include/sbi/sbi.h | 52 +++++++++++++++++++++++++++++++
RiscVPkg/Include/sbi/sbi_bits.h | 17 ++++++++++
RiscVPkg/Include/sbi/sbi_types.h | 45 ++++++++++++++++++++++++++
4 files changed, 147 insertions(+)
create mode 100644 RiscVPkg/Include/sbi/SbiFirmwareContext.h
create mode 100644 RiscVPkg/Include/sbi/sbi.h
create mode 100644 RiscVPkg/Include/sbi/sbi_bits.h
create mode 100644 RiscVPkg/Include/sbi/sbi_types.h
diff --git a/RiscVPkg/Include/sbi/SbiFirmwareContext.h b/RiscVPkg/Include/sbi/SbiFirmwareContext.h
new file mode 100644
index 0000000..c3d3489
--- /dev/null
+++ b/RiscVPkg/Include/sbi/SbiFirmwareContext.h
@@ -0,0 +1,33 @@
+/** @file
+ RISC-V OpesbSBI Platform Firmware context definition
+
+ Copyright (c) 2019, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
+
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+#ifndef SBI_FIRMWARE_CONTEXT_H_
+#define SBI_FIRMWARE_CONTEXT_H_
+
+#include <RiscVImpl.h>
+
+#define RISC_V_MAX_HART_SUPPORTED 16
+
+//
+// keep the structure member in 64-bit alignment.
+//
+typedef struct {
+ UINT64 IsaExtensionSupported; // The ISA extension this core supported.
+ RISCV_UINT128 MachineVendorId; // Machine vendor ID
+ RISCV_UINT128 MachineArchId; // Machine Architecture ID
+ RISCV_UINT128 MachineImplId; // Machine Implementation ID
+} EFI_RISCV_FIRMWARE_CONTEXT_HART_SPECIFIC;
+
+#define FIRMWARE_CONTEXT_HART_SPECIFIC_SIZE (64 * 7)
+
+typedef struct {
+ VOID *PeiServiceTable; // PEI Service table
+ EFI_RISCV_FIRMWARE_CONTEXT_HART_SPECIFIC *HartSpecific[RISC_V_MAX_HART_SUPPORTED];
+} EFI_RISCV_OPENSBI_FIRMWARE_CONTEXT;
+#endif
+
diff --git a/RiscVPkg/Include/sbi/sbi.h b/RiscVPkg/Include/sbi/sbi.h
new file mode 100644
index 0000000..04e7f18
--- /dev/null
+++ b/RiscVPkg/Include/sbi/sbi.h
@@ -0,0 +1,52 @@
+/** @file
+ SBI inline function calls.
+
+ Copyright (c) 2019, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
+
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#ifndef EDK2_SBI_H_
+#define EDK2_SBI_H_
+
+#include <sbi/sbi_types.h> // Reference to header file wrapper
+#include <include/sbi/riscv_asm.h> // Reference to header file in opensbi
+
+#define SBI_SET_TIMER 0
+#define SBI_CONSOLE_PUTCHAR 1
+#define SBI_CONSOLE_GETCHAR 2
+#define SBI_CLEAR_IPI 3
+#define SBI_SEND_IPI 4
+#define SBI_REMOTE_FENCE_I 5
+#define SBI_REMOTE_SFENCE_VMA 6
+#define SBI_REMOTE_SFENCE_VMA_ASID 7
+#define SBI_SHUTDOWN 8
+
+#define SBI_CALL(which, arg0, arg1, arg2) ({ \
+ register uintptr_t a0 asm ("a0") = (uintptr_t)(arg0); \
+ register uintptr_t a1 asm ("a1") = (uintptr_t)(arg1); \
+ register uintptr_t a2 asm ("a2") = (uintptr_t)(arg2); \
+ register uintptr_t a7 asm ("a7") = (uintptr_t)(which); \
+ asm volatile ("ecall" \
+ : "+r" (a0) \
+ : "r" (a1), "r" (a2), "r" (a7) \
+ : "memory"); \
+ a0; \
+})
+
+#define SBI_CALL_0(which) SBI_CALL(which, 0, 0, 0)
+#define SBI_CALL_1(which, arg0) SBI_CALL(which, arg0, 0, 0)
+#define SBI_CALL_2(which, arg0, arg1) SBI_CALL(which, arg0, arg1, 0)
+
+#define sbi_console_putchar(ch) SBI_CALL_1(SBI_CONSOLE_PUTCHAR, ch)
+#define sbi_console_getchar() SBI_CALL_0(SBI_CONSOLE_GETCHAR)
+#define sbi_set_timer(stime_value) SBI_CALL_1(SBI_SET_TIMER, stime_value)
+#define sbi_shutdown() SBI_CALL_0(SBI_SHUTDOWN)
+#define sbi_clear_ipi() SBI_CALL_0(SBI_CLEAR_IPI)
+#define sbi_send_ipi(hart_mask) SBI_CALL_1(SBI_SEND_IPI, hart_mask)
+#define sbi_remote_fence_i(hart_mask) SBI_CALL_1(SBI_REMOTE_FENCE_I, hart_mask)
+#define sbi_remote_sfence_vma(hart_mask, start, size) SBI_CALL_1(SBI_REMOTE_SFENCE_VMA, hart_mask)
+#define sbi_remote_sfence_vma_asid(hart_mask, start, size, asid) SBI_CALL_1(SBI_REMOTE_SFENCE_VMA_ASID, hart_mask)
+
+#endif
diff --git a/RiscVPkg/Include/sbi/sbi_bits.h b/RiscVPkg/Include/sbi/sbi_bits.h
new file mode 100644
index 0000000..c935547
--- /dev/null
+++ b/RiscVPkg/Include/sbi/sbi_bits.h
@@ -0,0 +1,17 @@
+/** @file
+ RISC-V OpesbSBI header file reference.
+
+ Copyright (c) 2019, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
+
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+#ifndef EDK2_SBI_BITS_H_
+#define EDK2_SBI_BITS_H_
+
+#undef MAX
+#undef MIN
+
+#include "include/sbi/sbi_bits.h" // Reference to header file in opensbi
+
+#endif
diff --git a/RiscVPkg/Include/sbi/sbi_types.h b/RiscVPkg/Include/sbi/sbi_types.h
new file mode 100644
index 0000000..95ee213
--- /dev/null
+++ b/RiscVPkg/Include/sbi/sbi_types.h
@@ -0,0 +1,45 @@
+/** @file
+ RISC-V OpesbSBI header file reference.
+
+ Copyright (c) 2019, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
+
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+#ifndef EDK2_SBI_TYPES_H_
+#define EDK2_SBI_TYPES_H_
+
+typedef INT8 s8;
+typedef UINT8 u8;
+typedef UINT8 uint8_t;
+
+typedef INT16 s16;
+typedef UINT16 u16;
+typedef INT16 int16_t;
+typedef UINT16 uint16_t;
+
+typedef INT32 s32;
+typedef UINT32 u32;
+typedef INT32 int32_t;
+typedef UINT32 uint32_t;
+
+typedef INT64 s64;
+typedef UINT64 u64;
+typedef INT64 int64_t;
+typedef UINT64 uint64_t;
+
+#define PRILX "016lx"
+
+typedef INT32 bool;
+typedef unsigned long ulong;
+typedef UINT64 uintptr_t;
+typedef UINT64 size_t;
+typedef INT64 ssize_t;
+typedef UINT64 virtual_addr_t;
+typedef UINT64 virtual_size_t;
+typedef UINT64 physical_addr_t;
+typedef UINT64 physical_size_t;
+
+#define __packed __attribute__((packed))
+#define __noreturn __attribute__((noreturn))
+#endif
--
2.7.4
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