diff options
Diffstat (limited to 'arch/arm/cpu/armv7/virt-v7.c')
| -rw-r--r-- | arch/arm/cpu/armv7/virt-v7.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/virt-v7.c b/arch/arm/cpu/armv7/virt-v7.c index 4cb8806238..9c533060b8 100644 --- a/arch/arm/cpu/armv7/virt-v7.c +++ b/arch/arm/cpu/armv7/virt-v7.c @@ -46,6 +46,10 @@ static unsigned long get_gicd_base_address(void) #endif } +/* Define a specific version of this function to enable any available + * hardware protections for the reserved region */ +void __weak protect_secure_section(void) {} + static void relocate_secure_section(void) { #ifdef CONFIG_ARMV7_SECURE_BASE @@ -54,6 +58,7 @@ static void relocate_secure_section(void) memcpy((void *)CONFIG_ARMV7_SECURE_BASE, __secure_start, sz); flush_dcache_range(CONFIG_ARMV7_SECURE_BASE, CONFIG_ARMV7_SECURE_BASE + sz + 1); + protect_secure_section(); invalidate_icache_all(); #endif } @@ -75,6 +80,10 @@ void __weak smp_kick_all_cpus(void) kick_secondary_cpus_gic(gic_dist_addr); } +__weak void psci_board_init(void) +{ +} + int armv7_init_nonsec(void) { unsigned int reg; @@ -112,6 +121,8 @@ int armv7_init_nonsec(void) for (i = 1; i <= itlinesnr; i++) writel((unsigned)-1, gic_dist_addr + GICD_IGROUPRn + 4 * i); + psci_board_init(); + /* * Relocate secure section before any cpu runs in secure ram. * smp_kick_all_cpus may enable other cores and runs into secure |
