diff options
Diffstat (limited to 'qemu/roms/u-boot/common/cmd_cache.c')
-rw-r--r-- | qemu/roms/u-boot/common/cmd_cache.c | 106 |
1 files changed, 0 insertions, 106 deletions
diff --git a/qemu/roms/u-boot/common/cmd_cache.c b/qemu/roms/u-boot/common/cmd_cache.c deleted file mode 100644 index 602fecaba..000000000 --- a/qemu/roms/u-boot/common/cmd_cache.c +++ /dev/null @@ -1,106 +0,0 @@ -/* - * (C) Copyright 2000 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -/* - * Cache support: switch on or off, get status - */ -#include <common.h> -#include <command.h> -#include <linux/compiler.h> - -static int parse_argv(const char *); - -void __weak invalidate_icache_all(void) -{ - /* please define arch specific invalidate_icache_all */ - puts("No arch specific invalidate_icache_all available!\n"); -} - -int do_icache(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - switch (argc) { - case 2: /* on / off */ - switch (parse_argv(argv[1])) { - case 0: - icache_disable(); - break; - case 1: - icache_enable(); - break; - case 2: - invalidate_icache_all(); - break; - } - break; - case 1: /* get status */ - printf("Instruction Cache is %s\n", - icache_status() ? "ON" : "OFF"); - return 0; - default: - return CMD_RET_USAGE; - } - return 0; -} - -void __weak flush_dcache_all(void) -{ - puts("No arch specific flush_dcache_all available!\n"); - /* please define arch specific flush_dcache_all */ -} - -int do_dcache(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - switch (argc) { - case 2: /* on / off */ - switch (parse_argv(argv[1])) { - case 0: - dcache_disable(); - break; - case 1: - dcache_enable(); - break; - case 2: - flush_dcache_all(); - break; - } - break; - case 1: /* get status */ - printf("Data (writethrough) Cache is %s\n", - dcache_status() ? "ON" : "OFF"); - return 0; - default: - return CMD_RET_USAGE; - } - return 0; -} - -static int parse_argv(const char *s) -{ - if (strcmp(s, "flush") == 0) - return 2; - else if (strcmp(s, "on") == 0) - return 1; - else if (strcmp(s, "off") == 0) - return 0; - - return -1; -} - - -U_BOOT_CMD( - icache, 2, 1, do_icache, - "enable or disable instruction cache", - "[on, off, flush]\n" - " - enable, disable, or flush instruction cache" -); - -U_BOOT_CMD( - dcache, 2, 1, do_dcache, - "enable or disable data cache", - "[on, off, flush]\n" - " - enable, disable, or flush data (writethrough) cache" -); |