opensbi.git/include/sbi/riscv_encoding.h, branch v1.5

lib: sbi: Add support for Svade and Svadu extensions

2024-06-18T11:11:32Z

Add support for Svade and Svadu extensions. When both are present in the device tree, the M-mode firmware should select the Svade extension to comply with the RVA23 profile, which mandates Svade and lists Svadu as an optional extension. Signed-off-by: Yong-Xuan Wang Reviewed-by: Anup Patel

lib: sbi: Remove regs parameter from trap irq handling functions

2024-03-19T06:01:35Z

The trap irq handling functions no longer require regs parameter so remove it. Signed-off-by: Anup Patel Reviewed-by: Samuel Holland Tested-by: Samuel Holland

lib: sbi_misaligned_ldst: Add handling of C.LHU/C.LH and C.SH

2024-03-05T04:01:52Z

Added exception handling for compressed instructions C.LHU, C.LH, and C.SH from the zcb extension to the sbi_misaligned_ldst library. Signed-off-by: Nylon Chen Reviewed-by: Anup Patel

lib: sbi: Add support for smcsrind and smcdeleg

2024-03-04T04:50:41Z

Smcsrind allows generic indirect CSR access mechanism while Smcdeleg allows delegating hpmcounters in Supervisor mode. Enable both extensions and set the appropriate bits in mstateen and menvcfg. Co-developed-by: Kaiwen Xue Signed-off-by: Atish Patra Reviewed-by: Anup Patel

include: sbi: Add TINFO debug trigger CSR

2024-01-10T04:13:33Z

Add the missing TINFO debug trigger CSR. Signed-off-by: Himanshu Chauhan Reviewed-by: Anup Patel

lib: sbi: Refactor the code for enable extensions in menvfg CSR

2023-12-19T08:24:33Z

Use 1 variable to store the value of menvcfg. Signed-off-by: Yong-Xuan Wang Reviewed-by: Anup Patel

include: sbi: macros for mseccfg.sseed and .useed

2023-11-17T06:33:59Z

Define macros to access the sseed and the useed bit in the machine security configuration register (mseccfg). Signed-off-by: Heinrich Schuchardt Reviewed-by: Xiang W Reviewed-by: Anup Patel

lib: sbi: Add support for mconfigptr

2023-10-06T12:28:42Z

RISC-V privileged specification v1.12 introduced the mconfigptr CSR which will hold the physical address of a configuration data structure. Signed-off-by: Yangjie Zhang Reviewed-by: Anup Patel

lib: sbi: Add support for smcntrpmf

2023-08-18T09:20:38Z

This adds the support for ISA extension smcntrpmf. When some inhibit flags are set by a lower privilege mode for new CSRs added by smcntrpmf, OpenSBI sets the appropriate values correspondingly. Signed-off-by: Kaiwen Xue Signed-off-by: Kaiwen Xue Reviewed-by: Anup Patel Reviewed-by: Atish Patra

include: sbi: fix CSR define of mseccfg

2023-07-31T06:21:49Z

Because the CSR names in the spec are mseccfg and mseccfgh. Remove CSR_MSECCFG_LOWER and CSR_MSECCFG_UPPER and directly define CSR_MSECCFG and CSR_MSECCFGH. Signed-off-by: Xiang W Reviewed-by: Anup Patel