u-boot.git/cmd/riscv, branch v2023.01

cmd/sbi: user friendly short texts

2022-10-20T07:22:15+00:00

In the sbi command use the same short texts for the legacy extensions
as the SBI specification 1.0.0.

Signed-off-by: Heinrich Schuchardt 
Reviewed-by: Rick Chen

cmd/sbi: error message for failure to get spec version

2022-10-20T07:22:15+00:00

If calling 'Get SBI specification version' fails, write an error message
and return CMD_RET_FAILURE.

Signed-off-by: Heinrich Schuchardt 
Reviewed-by: Rick Chen

cmd/sbi: format RustSBI version number

2022-10-20T07:22:15+00:00

The SBI command can print out the version number of the SBI implementation.
Choose the correct output format for RustSBI.

Signed-off-by: Heinrich Schuchardt 
Reviewed-by: Rick Chen

cmd/sbi: format KVM version

2022-09-06T05:00:58+00:00

Format the KVM implementation number in a human readable form.

With the patch output of the sbi command for Linux 5.19.1 looks like:

    => sbi
    SBI 0.3
    KVM 5.19.1
    Machine:
      Vendor ID 0
      Architecture ID 7005c
      Implementation ID 7005c
    Extensions:
      SBI Base Functionality
      Timer Extension
      IPI Extension
      RFENCE Extension
      Hart State Management Extension
      System Reset Extension

Signed-off-by: Heinrich Schuchardt 
Reviewed-by: Leo Yu-Chi Liang

cmd/sbi: add implementation ID 6 - Coffer

2022-05-26T10:37:55+00:00

The sbi command displays the ID of the implementation of the RISC-V
Supervisor Binary Interface Specification. A new ID for Coffer has recently
been added.

Signed-off-by: Heinrich Schuchardt 
Reviewed-by: Leo Yu-Chi Liang

cmd/sbi: add missing SBI information

2022-04-06T01:40:05+00:00

Let the sbi command display:

* machine vendor ID
* machine architecture ID
* machine implementation ID

With this patch the output for the HiFive Unmatched looks like

    => sbi
    SBI 0.3
    OpenSBI 0.9
    Machine:
      Vendor ID 489
      Architecture ID 8000000000000007
      Implementation ID 20181004
    Extensions:
      sbi_set_timer
      sbi_console_putchar
      sbi_console_getchar
      sbi_clear_ipi
      sbi_send_ipi
      sbi_remote_fence_i
      sbi_remote_sfence_vma
      sbi_remote_sfence_vma_asid
      sbi_shutdown
      SBI Base Functionality
      Timer Extension
      IPI Extension
      RFENCE Extension
      Hart State Management Extension
      System Reset Extension

Signed-off-by: Heinrich Schuchardt 
Reviewed-by: Sean Anderson

cmd: sbi: add Performance Monitoring Unit Extension

2022-04-06T01:40:05+00:00

Version 1.0-rc3 of the RISC-V Supervisor Binary Interface Specification
has added the Performance Monitoring Unit Extension.

The sbi command should be able to detect it.

Signed-off-by: Heinrich Schuchardt 
Reviewed-by: Bin Meng

cmd: sbi: show SBI implementation version

2021-11-08T07:35:55+00:00

Let the sbi command show the SBI implementation version

Signed-off-by: Heinrich Schuchardt 
Reviewed-by: Leo Yu-Chi Liang 
Reviewed-by: Rick Chen

cmd/sbi: use constants instead of numerical values

2021-10-07T08:08:23+00:00

Use constants for extension IDs.

Signed-off-by: Heinrich Schuchardt 
Reviewed-by: Sean Anderson 
Reviewed-by: Leo Yu-Chi Liang 
Reviewed-by: Bin Meng

cmd/exception: support ebreak exception on RISC-V

2021-05-05T08:13:12+00:00

The ebreak instruction should generate a breakpoint exception.

Signed-off-by: Heinrich Schuchardt 
Reviewed-by: Bin Meng 
Reviewed-by: Rick Chen