diff options
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/mach-keystone/Makefile | 3 | ||||
-rw-r--r-- | arch/arm/mach-keystone/cmd_mon.c | 51 | ||||
-rw-r--r-- | arch/arm/mach-keystone/include/mach/mon.h | 6 | ||||
-rw-r--r-- | arch/arm/mach-keystone/mon.c | 63 |
4 files changed, 71 insertions, 52 deletions
diff --git a/arch/arm/mach-keystone/Makefile b/arch/arm/mach-keystone/Makefile index 9713fe4..7f12009 100644 --- a/arch/arm/mach-keystone/Makefile +++ b/arch/arm/mach-keystone/Makefile @@ -8,8 +8,11 @@ obj-y += init.o obj-y += psc.o obj-y += clock.o +obj-y += mon.o +ifndef CONFIG_SPL_BUILD obj-y += cmd_clock.o obj-y += cmd_mon.o +endif obj-y += msmc.o obj-y += ddr3.o cmd_ddr3.o obj-y += keystone.o diff --git a/arch/arm/mach-keystone/cmd_mon.c b/arch/arm/mach-keystone/cmd_mon.c index a539d5d..6a9bdc9 100644 --- a/arch/arm/mach-keystone/cmd_mon.c +++ b/arch/arm/mach-keystone/cmd_mon.c @@ -9,25 +9,9 @@ #include <common.h> #include <command.h> +#include <mach/mon.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[]) { @@ -64,39 +48,6 @@ static void core_spin(void) } } -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[]) { diff --git a/arch/arm/mach-keystone/include/mach/mon.h b/arch/arm/mach-keystone/include/mach/mon.h index 33a2876..eb7aa93 100644 --- a/arch/arm/mach-keystone/include/mach/mon.h +++ b/arch/arm/mach-keystone/include/mach/mon.h @@ -7,9 +7,11 @@ * SPDX-License-Identifier: GPL-2.0+ */ -#ifndef _MON_H_ -#define _MON_H_ +#ifndef _MACH_MON_H_ +#define _MACH_MON_H_ +int mon_install(u32 addr, u32 dpsc, u32 freq); +int mon_power_on(int core_id, void *ep); int mon_power_off(int core_id); #endif diff --git a/arch/arm/mach-keystone/mon.c b/arch/arm/mach-keystone/mon.c new file mode 100644 index 0000000..256f630 --- /dev/null +++ b/arch/arm/mach-keystone/mon.c @@ -0,0 +1,63 @@ +/* + * 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> +#include <mach/mon.h> +asm(".arch_extension sec\n\t"); + +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; +} + +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; +} |