diff options
author | Simon Glass <sjg@chromium.org> | 2016-01-17 20:53:52 -0700 |
---|---|---|
committer | Tom Rini <trini@konsulko.com> | 2016-01-25 10:39:43 -0500 |
commit | 2e192b245ed36a63bab0ef576999a95e23f60ecd (patch) | |
tree | ae6197f4a661aea2a19122d9862315695e3f1541 /cmd/mp.c | |
parent | 72a8cf8dccf6f8b86d1683205e032a94eaa86938 (diff) |
Remove the cmd_ prefix from command files
Now that they are in their own directory, we can remove this prefix.
This makes it easier to find a file since the prefix does not get in the
way.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Heiko Schocher <hs@denx.de>
Acked-by: Stefan Roese <sr@denx.de>
Acked-by: Przemyslaw Marczak <p.marczak@samsung.com>
Diffstat (limited to 'cmd/mp.c')
-rw-r--r-- | cmd/mp.c | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/cmd/mp.c b/cmd/mp.c new file mode 100644 index 0000000000..a80c642157 --- /dev/null +++ b/cmd/mp.c @@ -0,0 +1,95 @@ +/* + * Copyright 2008-2009 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <command.h> + +static int cpu_status_all(void) +{ + unsigned long cpuid; + + for (cpuid = 0; ; cpuid++) { + if (!is_core_valid(cpuid)) { + if (cpuid == 0) { + printf("Core num: %lu is not valid\n", cpuid); + return 1; + } + break; + } + cpu_status(cpuid); + } + + return 0; +} + +static int +cpu_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + unsigned long cpuid; + + if (argc == 2 && strncmp(argv[1], "status", 6) == 0) + return cpu_status_all(); + + if (argc < 3) + return CMD_RET_USAGE; + + cpuid = simple_strtoul(argv[1], NULL, 10); + if (!is_core_valid(cpuid)) { + printf ("Core num: %lu is not valid\n", cpuid); + return 1; + } + + + if (argc == 3) { + if (strncmp(argv[2], "reset", 5) == 0) + cpu_reset(cpuid); + else if (strncmp(argv[2], "status", 6) == 0) + cpu_status(cpuid); + else if (strncmp(argv[2], "disable", 7) == 0) + return cpu_disable(cpuid); + else + return CMD_RET_USAGE; + + return 0; + } + + /* 4 or greater, make sure its release */ + if (strncmp(argv[2], "release", 7) != 0) + return CMD_RET_USAGE; + + if (cpu_release(cpuid, argc - 3, argv + 3)) + return CMD_RET_USAGE; + + return 0; +} + +#ifdef CONFIG_SYS_LONGHELP +static char cpu_help_text[] = + "<num> reset - Reset cpu <num>\n" + "cpu status - Status of all cpus\n" + "cpu <num> status - Status of cpu <num>\n" + "cpu <num> disable - Disable cpu <num>\n" + "cpu <num> release <addr> [args] - Release cpu <num> at <addr> with [args]" +#ifdef CONFIG_PPC + "\n" + " [args] : <pir> <r3> <r6>\n" \ + " pir - processor id (if writeable)\n" \ + " r3 - value for gpr 3\n" \ + " r6 - value for gpr 6\n" \ + "\n" \ + " Use '-' for any arg if you want the default value.\n" \ + " Default for r3 is <num> and r6 is 0\n" \ + "\n" \ + " When cpu <num> is released r4 and r5 = 0.\n" \ + " r7 will contain the size of the initial mapped area" +#endif + ""; +#endif + +U_BOOT_CMD( + cpu, CONFIG_SYS_MAXARGS, 1, cpu_cmd, + "Multiprocessor CPU boot manipulation and release", cpu_help_text +); |