diff options
Diffstat (limited to 'arch/arm/lib')
| -rw-r--r-- | arch/arm/lib/bootm-fdt.c | 14 | ||||
| -rw-r--r-- | arch/arm/lib/bootm.c | 31 | ||||
| -rw-r--r-- | arch/arm/lib/crt0.S | 12 | ||||
| -rw-r--r-- | arch/arm/lib/interrupts.c | 2 | ||||
| -rw-r--r-- | arch/arm/lib/sections.c | 2 |
5 files changed, 41 insertions, 20 deletions
diff --git a/arch/arm/lib/bootm-fdt.c b/arch/arm/lib/bootm-fdt.c index e40691d15f..d4f1578e9e 100644 --- a/arch/arm/lib/bootm-fdt.c +++ b/arch/arm/lib/bootm-fdt.c @@ -17,13 +17,14 @@ #include <common.h> #include <fdt_support.h> +#include <asm/armv7.h> DECLARE_GLOBAL_DATA_PTR; -int arch_fixup_memory_node(void *blob) +int arch_fixup_fdt(void *blob) { bd_t *bd = gd->bd; - int bank; + int bank, ret; u64 start[CONFIG_NR_DRAM_BANKS]; u64 size[CONFIG_NR_DRAM_BANKS]; @@ -32,5 +33,12 @@ int arch_fixup_memory_node(void *blob) size[bank] = bd->bi_dram[bank].size; } - return fdt_fixup_memory_banks(blob, start, size, CONFIG_NR_DRAM_BANKS); + ret = fdt_fixup_memory_banks(blob, start, size, CONFIG_NR_DRAM_BANKS); +#if defined(CONFIG_ARMV7_NONSEC) || defined(CONFIG_ARMV7_VIRT) + if (ret) + return ret; + + ret = armv7_update_dt(blob); +#endif + return ret; } diff --git a/arch/arm/lib/bootm.c b/arch/arm/lib/bootm.c index 47ee070593..178e8fb9e4 100644 --- a/arch/arm/lib/bootm.c +++ b/arch/arm/lib/bootm.c @@ -20,6 +20,7 @@ #include <libfdt.h> #include <fdt_support.h> #include <asm/bootm.h> +#include <asm/secure.h> #include <linux/compiler.h> #if defined(CONFIG_ARMV7_NONSEC) || defined(CONFIG_ARMV7_VIRT) @@ -184,27 +185,17 @@ static void setup_end_tag(bd_t *bd) __weak void setup_board_tags(struct tag **in_params) {} +#ifdef CONFIG_ARM64 static void do_nonsec_virt_switch(void) { -#if defined(CONFIG_ARMV7_NONSEC) || defined(CONFIG_ARMV7_VIRT) - if (armv7_switch_nonsec() == 0) -#ifdef CONFIG_ARMV7_VIRT - if (armv7_switch_hyp() == 0) - debug("entered HYP mode\n"); -#else - debug("entered non-secure state\n"); -#endif -#endif - -#ifdef CONFIG_ARM64 smp_kick_all_cpus(); flush_dcache_all(); /* flush cache before swtiching to EL2 */ armv8_switch_to_el2(); #ifdef CONFIG_ARMV8_SWITCH_TO_EL1 armv8_switch_to_el1(); #endif -#endif } +#endif /* Subcommand: PREP */ static void boot_prep_linux(bootm_headers_t *images) @@ -242,7 +233,6 @@ static void boot_prep_linux(bootm_headers_t *images) printf("FDT and ATAGS support not compiled in - hanging\n"); hang(); } - do_nonsec_virt_switch(); } /* Subcommand: GO */ @@ -260,8 +250,10 @@ static void boot_jump_linux(bootm_headers_t *images, int flag) announce_and_cleanup(fake); - if (!fake) + if (!fake) { + do_nonsec_virt_switch(); kernel_entry(images->ft_addr); + } #else unsigned long machid = gd->bd->bi_arch_number; char *s; @@ -287,9 +279,16 @@ static void boot_jump_linux(bootm_headers_t *images, int flag) else r2 = gd->bd->bi_boot_params; - if (!fake) + if (!fake) { +#if defined(CONFIG_ARMV7_NONSEC) || defined(CONFIG_ARMV7_VIRT) + armv7_init_nonsec(); + secure_ram_addr(_do_nonsec_entry)(kernel_entry, + 0, machid, r2); +#else kernel_entry(0, machid, r2); #endif + } +#endif } /* Main Entry point for arm bootm implementation @@ -360,7 +359,7 @@ void boot_prep_vxworks(bootm_headers_t *images) if (images->ft_addr) { off = fdt_path_offset(images->ft_addr, "/memory"); if (off < 0) { - if (arch_fixup_memory_node(images->ft_addr)) + if (arch_fixup_fdt(images->ft_addr)) puts("## WARNING: fixup memory failed!\n"); } } diff --git a/arch/arm/lib/crt0.S b/arch/arm/lib/crt0.S index dfc2de9a61..29cdad0f70 100644 --- a/arch/arm/lib/crt0.S +++ b/arch/arm/lib/crt0.S @@ -67,10 +67,22 @@ ENTRY(_main) ldr sp, =(CONFIG_SYS_INIT_SP_ADDR) #endif bic sp, sp, #7 /* 8-byte alignment for ABI compliance */ + mov r2, sp sub sp, sp, #GD_SIZE /* allocate one GD above SP */ bic sp, sp, #7 /* 8-byte alignment for ABI compliance */ mov r9, sp /* GD is above SP */ + mov r1, sp mov r0, #0 +clr_gd: + cmp r1, r2 /* while not at end of GD */ + strlo r0, [r1] /* clear 32-bit GD word */ + addlo r1, r1, #4 /* move to next */ + blo clr_gd +#if defined(CONFIG_SYS_MALLOC_F_LEN) && !defined(CONFIG_SPL_BUILD) + sub sp, sp, #CONFIG_SYS_MALLOC_F_LEN + str sp, [r9, #GD_MALLOC_BASE] +#endif + /* mov r0, #0 not needed due to above code */ bl board_init_f #if ! defined(CONFIG_SPL_BUILD) diff --git a/arch/arm/lib/interrupts.c b/arch/arm/lib/interrupts.c index 758b01371e..f6b7c03578 100644 --- a/arch/arm/lib/interrupts.c +++ b/arch/arm/lib/interrupts.c @@ -103,7 +103,7 @@ void show_regs (struct pt_regs *regs) "UK12_26", "UK13_26", "UK14_26", "UK15_26", "USER_32", "FIQ_32", "IRQ_32", "SVC_32", "UK4_32", "UK5_32", "UK6_32", "ABT_32", - "UK8_32", "UK9_32", "UK10_32", "UND_32", + "UK8_32", "UK9_32", "HYP_32", "UND_32", "UK12_32", "UK13_32", "UK14_32", "SYS_32", }; diff --git a/arch/arm/lib/sections.c b/arch/arm/lib/sections.c index 5b30bcb9a5..a1205c370d 100644 --- a/arch/arm/lib/sections.c +++ b/arch/arm/lib/sections.c @@ -25,4 +25,6 @@ char __image_copy_start[0] __attribute__((section(".__image_copy_start"))); char __image_copy_end[0] __attribute__((section(".__image_copy_end"))); char __rel_dyn_start[0] __attribute__((section(".__rel_dyn_start"))); char __rel_dyn_end[0] __attribute__((section(".__rel_dyn_end"))); +char __secure_start[0] __attribute__((section(".__secure_start"))); +char __secure_end[0] __attribute__((section(".__secure_end"))); char _end[0] __attribute__((section(".__end"))); |