Unverified Commit f503b167 authored Nov 24, 2023 by Anup Patel Committed by Palmer Dabbelt Jan 10, 2024

RISC-V: Add stubs for sbi_console_putchar/getchar()



The functions sbi_console_putchar() and sbi_console_getchar() are
not defined when CONFIG_RISCV_SBI_V01 is disabled so let us add
stub of these functions to avoid "#ifdef" on user side.

Signed-off-by: Anup Patel <apatel@ventanamicro.com>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
Link: https://lore.kernel.org/r/20231124070905.1043092-2-apatel@ventanamicro.com


Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>

parent b85ea95d

arch/riscv/include/asm/sbi.h

+5 −0

Original line number	Diff line number	Diff line
		@@ -271,8 +271,13 @@ struct sbiret sbi_ecall(int ext, int fid, unsigned long arg0,
		unsigned long arg3, unsigned long arg4,
		unsigned long arg5);

		#ifdef CONFIG_RISCV_SBI_V01
		void sbi_console_putchar(int ch);
		int sbi_console_getchar(void);
		#else
		static inline void sbi_console_putchar(int ch) { }
		static inline int sbi_console_getchar(void) { return -ENOENT; }
		#endif
		long sbi_get_mvendorid(void);
		long sbi_get_marchid(void);
		long sbi_get_mimpid(void);