diff options
Diffstat (limited to 'cmd/acpi.c')
| -rw-r--r-- | cmd/acpi.c | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/cmd/acpi.c b/cmd/acpi.c index e70913e40bf..ede9c8c7dcb 100644 --- a/cmd/acpi.c +++ b/cmd/acpi.c @@ -118,6 +118,22 @@ static int do_acpi_list(struct cmd_tbl *cmdtp, int flag, int argc, return 0; } +static int do_acpi_set(struct cmd_tbl *cmdtp, int flag, int argc, + char *const argv[]) +{ + ulong val; + + if (argc < 2) { + printf("ACPI pointer: %lx\n", gd_acpi_start()); + } else { + val = hextoul(argv[1], NULL); + printf("Setting ACPI pointer to %lx\n", val); + gd_set_acpi_start(val); + } + + return 0; +} + static int do_acpi_items(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]) { @@ -157,12 +173,14 @@ static int do_acpi_dump(struct cmd_tbl *cmdtp, int flag, int argc, #ifdef CONFIG_SYS_LONGHELP static char acpi_help_text[] = - "list - list ACPI tables\n" - "acpi items [-d] - List/dump each piece of ACPI data from devices\n" - "acpi dump <name> - Dump ACPI table"; + "list - list ACPI tables\n" + "acpi items [-d] - List/dump each piece of ACPI data from devices\n" + "acpi set [<addr>] - Set or show address of ACPI tables\n" + "acpi dump <name> - Dump ACPI table"; #endif U_BOOT_CMD_WITH_SUBCMDS(acpi, "ACPI tables", acpi_help_text, U_BOOT_SUBCMD_MKENT(list, 1, 1, do_acpi_list), U_BOOT_SUBCMD_MKENT(items, 2, 1, do_acpi_items), + U_BOOT_SUBCMD_MKENT(set, 2, 1, do_acpi_set), U_BOOT_SUBCMD_MKENT(dump, 2, 1, do_acpi_dump)); |