| Tom Rini | aadd336 | 2016-03-16 09:10:08 -0400 | [diff] [blame] | 1 | /* |
| 2 | * K2HK: secure kernel command file |
| 3 | * |
| 4 | * (C) Copyright 2012-2014 |
| 5 | * Texas Instruments Incorporated, <www.ti.com> |
| 6 | * |
| 7 | * SPDX-License-Identifier: GPL-2.0+ |
| 8 | */ |
| 9 | |
| 10 | #include <common.h> |
| 11 | #include <command.h> |
| 12 | #include <mach/mon.h> |
| 13 | asm(".arch_extension sec\n\t"); |
| 14 | |
| 15 | int mon_install(u32 addr, u32 dpsc, u32 freq) |
| 16 | { |
| 17 | int result; |
| 18 | |
| 19 | __asm__ __volatile__ ( |
| 20 | "stmfd r13!, {lr}\n" |
| 21 | "mov r0, %1\n" |
| 22 | "mov r1, %2\n" |
| 23 | "mov r2, %3\n" |
| 24 | "blx r0\n" |
| 25 | "ldmfd r13!, {lr}\n" |
| 26 | : "=&r" (result) |
| 27 | : "r" (addr), "r" (dpsc), "r" (freq) |
| 28 | : "cc", "r0", "r1", "r2", "memory"); |
| 29 | return result; |
| 30 | } |
| 31 | |
| 32 | int mon_power_on(int core_id, void *ep) |
| 33 | { |
| 34 | int result; |
| 35 | |
| 36 | asm volatile ( |
| 37 | "stmfd r13!, {lr}\n" |
| 38 | "mov r1, %1\n" |
| 39 | "mov r2, %2\n" |
| 40 | "mov r0, #0\n" |
| 41 | "smc #0\n" |
| 42 | "ldmfd r13!, {lr}\n" |
| 43 | : "=&r" (result) |
| 44 | : "r" (core_id), "r" (ep) |
| 45 | : "cc", "r0", "r1", "r2", "memory"); |
| 46 | return result; |
| 47 | } |
| 48 | |
| 49 | int mon_power_off(int core_id) |
| 50 | { |
| 51 | int result; |
| 52 | |
| 53 | asm volatile ( |
| 54 | "stmfd r13!, {lr}\n" |
| 55 | "mov r1, %1\n" |
| 56 | "mov r0, #1\n" |
| 57 | "smc #1\n" |
| 58 | "ldmfd r13!, {lr}\n" |
| 59 | : "=&r" (result) |
| 60 | : "r" (core_id) |
| 61 | : "cc", "r0", "r1", "memory"); |
| 62 | return result; |
| 63 | } |