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| author | Tom Rini <[email protected]> | 2024-09-16 14:48:13 -0600 |
|---|---|---|
| committer | Tom Rini <[email protected]> | 2024-09-16 14:48:13 -0600 |
| commit | 19dbc09405d3503ce3efef3c2e4b4f0f1a03372d (patch) | |
| tree | eb40b0e0cb3c32dbafb25cc7fb6f988908c32ca9 /cmd | |
| parent | 979207ed6bac1b148802abb85750fc5e9cea223e (diff) | |
| parent | c97ada2dc66934ee00a7a03d9ed078bdfb7b4039 (diff) | |
Merge tag 'v2024.10-rc5' into next
Prepare v2024.10-rc5
Diffstat (limited to 'cmd')
| -rw-r--r-- | cmd/riscv/exception.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/cmd/riscv/exception.c b/cmd/riscv/exception.c index 2b58b1c449c..16e335327f1 100644 --- a/cmd/riscv/exception.c +++ b/cmd/riscv/exception.c @@ -36,6 +36,14 @@ static int do_ialign16(struct cmd_tbl *cmdtp, int flag, int argc, return CMD_RET_SUCCESS; } +static int do_rdcycle(struct cmd_tbl *cmdtp, int flag, int argc, + char *const argv[]) +{ + printf("cycle = 0x%lx\n", csr_read(CSR_CYCLE)); + + return CMD_RET_SUCCESS; +} + static int do_unaligned(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]) { @@ -62,6 +70,8 @@ static struct cmd_tbl cmd_sub[] = { "", ""), U_BOOT_CMD_MKENT(ialign16, CONFIG_SYS_MAXARGS, 1, do_ialign16, "", ""), + U_BOOT_CMD_MKENT(rdcycle, CONFIG_SYS_MAXARGS, 1, do_rdcycle, + "", ""), U_BOOT_CMD_MKENT(unaligned, CONFIG_SYS_MAXARGS, 1, do_unaligned, "", ""), U_BOOT_CMD_MKENT(undefined, CONFIG_SYS_MAXARGS, 1, do_undefined, @@ -74,7 +84,8 @@ U_BOOT_LONGHELP(exception, " compressed - compressed instruction\n" " ebreak - breakpoint\n" " ialign16 - 16 bit aligned instruction\n" - " undefined - illegal instruction\n" - " unaligned - load address misaligned\n"); + " rdcycle - read cycle CSR\n" + " unaligned - load address misaligned\n" + " undefined - illegal instruction\n"); #include <exception.h> |