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

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

@ -11,9 +11,6 @@
#include <asm/encoding.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,
unsigned long arg1, unsigned long arg2,
unsigned long arg3, unsigned long arg4,