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riscv: sbi: Remove sbi_spec_version

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U-Boot defaults to use SBI v0.2. Howerver there is a global variable
sbi_spec_version that stills refers to v0.1. Since it is not used
anywhere, let's remove it.

Signed-off-by: Bin Meng <bin.meng@windriver.com>
Reviewed-by: Rick Chen <rick@andestech.com>
This commit is contained in:
Bin Meng
2020-05-27 02:04:52 -07:00
committed by Andes
parent c1416429ba
commit fe94355716
2 changed files with 0 additions and 5 deletions
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2
arch/riscv/include/asm/sbi.h
View File

@@ -77,7 +77,6 @@ enum sbi_ext_rfence_fid {
#define SBI_FID_REMOTE_SFENCE_VMA_ASID SBI_EXT_RFENCE_REMOTE_SFENCE_VMA_ASID #define SBI_FID_REMOTE_SFENCE_VMA_ASID SBI_EXT_RFENCE_REMOTE_SFENCE_VMA_ASID
#endif #endif
#define SBI_SPEC_VERSION_DEFAULT 0x1
#define SBI_SPEC_VERSION_MAJOR_SHIFT 24 #define SBI_SPEC_VERSION_MAJOR_SHIFT 24
#define SBI_SPEC_VERSION_MAJOR_MASK 0x7f #define SBI_SPEC_VERSION_MAJOR_MASK 0x7f
#define SBI_SPEC_VERSION_MINOR_MASK 0xffffff #define SBI_SPEC_VERSION_MINOR_MASK 0xffffff
@@ -90,7 +89,6 @@ enum sbi_ext_rfence_fid {
#define SBI_ERR_DENIED -4 #define SBI_ERR_DENIED -4
#define SBI_ERR_INVALID_ADDRESS -5 #define SBI_ERR_INVALID_ADDRESS -5
extern unsigned long sbi_spec_version;
struct sbiret { struct sbiret {
long error; long error;
long value; long value;

3
arch/riscv/lib/sbi.c
View File

@@ -11,9 +11,6 @@
#include <asm/encoding.h> #include <asm/encoding.h>
#include <asm/sbi.h> #include <asm/sbi.h>
/* default SBI version is 0.1 */
unsigned long sbi_spec_version = SBI_SPEC_VERSION_DEFAULT;
struct sbiret sbi_ecall(int ext, int fid, unsigned long arg0, struct sbiret sbi_ecall(int ext, int fid, unsigned long arg0,
unsigned long arg1, unsigned long arg2, unsigned long arg1, unsigned long arg2,
unsigned long arg3, unsigned long arg4, unsigned long arg3, unsigned long arg4,