diff options
Diffstat (limited to 'arch/arm/cpu/armv8/zynqmp/cpu.c')
| -rw-r--r-- | arch/arm/cpu/armv8/zynqmp/cpu.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/arch/arm/cpu/armv8/zynqmp/cpu.c b/arch/arm/cpu/armv8/zynqmp/cpu.c index 1b5066a826..f026cb4511 100644 --- a/arch/arm/cpu/armv8/zynqmp/cpu.c +++ b/arch/arm/cpu/armv8/zynqmp/cpu.c @@ -77,6 +77,18 @@ u64 get_page_table_size(void) return 0x14000; } +#ifdef CONFIG_SYS_MEM_RSVD_FOR_MMU +int reserve_mmu(void) +{ + initialize_tcm(TCM_LOCK); + memset((void *)ZYNQMP_TCM_BASE_ADDR, 0, ZYNQMP_TCM_SIZE); + gd->arch.tlb_size = PGTABLE_SIZE; + gd->arch.tlb_addr = ZYNQMP_TCM_BASE_ADDR; + + return 0; +} +#endif + static unsigned int zynqmp_get_silicon_version_secure(void) { u32 ver; @@ -198,7 +210,7 @@ int zynqmp_mmio_write(const u32 address, { if (IS_ENABLED(CONFIG_SPL_BUILD) || current_el() == 3) return zynqmp_mmio_rawwrite(address, mask, value); - else if (!IS_ENABLED(CONFIG_SPL_BUILD)) + else return invoke_smc(ZYNQMP_MMIO_WRITE, address, mask, value, 0, NULL); @@ -215,7 +227,7 @@ int zynqmp_mmio_read(const u32 address, u32 *value) if (IS_ENABLED(CONFIG_SPL_BUILD) || current_el() == 3) { ret = zynqmp_mmio_rawread(address, value); - } else if (!IS_ENABLED(CONFIG_SPL_BUILD)) { + } else { ret = invoke_smc(ZYNQMP_MMIO_READ, address, 0, 0, 0, ret_payload); *value = ret_payload[1]; |