From patchwork Wed May 27 09:04:52 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bin Meng X-Patchwork-Id: 246662 List-Id: U-Boot discussion From: bmeng.cn at gmail.com (Bin Meng) Date: Wed, 27 May 2020 02:04:52 -0700 Subject: [PATCH 1/2] riscv: sbi: Remove sbi_spec_version Message-ID: <1590570293-14225-1-git-send-email-bmeng.cn@gmail.com> From: Bin Meng 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 --- arch/riscv/include/asm/sbi.h | 2 -- arch/riscv/lib/sbi.c | 3 --- 2 files changed, 5 deletions(-) diff --git a/arch/riscv/include/asm/sbi.h b/arch/riscv/include/asm/sbi.h index 453cb5c..08e1ac0 100644 --- a/arch/riscv/include/asm/sbi.h +++ b/arch/riscv/include/asm/sbi.h @@ -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; diff --git a/arch/riscv/lib/sbi.c b/arch/riscv/lib/sbi.c index 993597e..f298846 100644 --- a/arch/riscv/lib/sbi.c +++ b/arch/riscv/lib/sbi.c @@ -11,9 +11,6 @@ #include #include -/* 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,