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Diffstat (limited to 'arch/arm/cpu/armv7/keystone/cmd_mon.c')
-rw-r--r--arch/arm/cpu/armv7/keystone/cmd_mon.c131
1 files changed, 0 insertions, 131 deletions
diff --git a/arch/arm/cpu/armv7/keystone/cmd_mon.c b/arch/arm/cpu/armv7/keystone/cmd_mon.c
deleted file mode 100644
index f9f58a3..0000000
--- a/arch/arm/cpu/armv7/keystone/cmd_mon.c
+++ /dev/null
@@ -1,131 +0,0 @@
-/*
- * K2HK: secure kernel command file
- *
- * (C) Copyright 2012-2014
- * Texas Instruments Incorporated, <www.ti.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <command.h>
-asm(".arch_extension sec\n\t");
-
-static int mon_install(u32 addr, u32 dpsc, u32 freq)
-{
- int result;
-
- __asm__ __volatile__ (
- "stmfd r13!, {lr}\n"
- "mov r0, %1\n"
- "mov r1, %2\n"
- "mov r2, %3\n"
- "blx r0\n"
- "ldmfd r13!, {lr}\n"
- : "=&r" (result)
- : "r" (addr), "r" (dpsc), "r" (freq)
- : "cc", "r0", "r1", "r2", "memory");
- return result;
-}
-
-static int do_mon_install(cmd_tbl_t *cmdtp, int flag, int argc,
- char * const argv[])
-{
- u32 addr, dpsc_base = 0x1E80000, freq;
- int rcode = 0;
-
- if (argc < 2)
- return CMD_RET_USAGE;
-
- freq = clk_get_rate(sys_clk0_6_clk);
-
- addr = simple_strtoul(argv[1], NULL, 16);
-
- rcode = mon_install(addr, dpsc_base, freq);
- printf("## installed monitor, freq [%d], status %d\n",
- freq, rcode);
-
- return 0;
-}
-
-U_BOOT_CMD(mon_install, 2, 0, do_mon_install,
- "Install boot kernel at 'addr'",
- ""
-);
-
-static void core_spin(void)
-{
- while (1)
- ; /* forever */;
-}
-
-int mon_power_on(int core_id, void *ep)
-{
- int result;
-
- asm volatile (
- "stmfd r13!, {lr}\n"
- "mov r1, %1\n"
- "mov r2, %2\n"
- "mov r0, #0\n"
- "smc #0\n"
- "ldmfd r13!, {lr}\n"
- : "=&r" (result)
- : "r" (core_id), "r" (ep)
- : "cc", "r0", "r1", "r2", "memory");
- return result;
-}
-
-int mon_power_off(int core_id)
-{
- int result;
-
- asm volatile (
- "stmfd r13!, {lr}\n"
- "mov r1, %1\n"
- "mov r0, #1\n"
- "smc #1\n"
- "ldmfd r13!, {lr}\n"
- : "=&r" (result)
- : "r" (core_id)
- : "cc", "r0", "r1", "memory");
- return result;
-}
-
-int do_mon_power(cmd_tbl_t *cmdtp, int flag, int argc,
- char * const argv[])
-{
- int rcode = 0, core_id, on;
- void (*fn)(void);
-
- fn = core_spin;
-
- if (argc < 3)
- return CMD_RET_USAGE;
-
- core_id = simple_strtoul(argv[1], NULL, 16);
- on = simple_strtoul(argv[2], NULL, 16);
-
- if (on)
- rcode = mon_power_on(core_id, fn);
- else
- rcode = mon_power_off(core_id);
-
- if (on) {
- if (!rcode)
- printf("core %d powered on successfully\n", core_id);
- else
- printf("core %d power on failure\n", core_id);
- } else {
- printf("core %d powered off successfully\n", core_id);
- }
-
- return 0;
-}
-
-U_BOOT_CMD(mon_power, 3, 0, do_mon_power,
- "Power On/Off secondary core",
- "mon_power <coreid> <oper>\n"
- "- coreid (1-3) and oper (1 - ON, 0 - OFF)\n"
- ""
-);