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-rw-r--r--arch/arm/Kconfig1
-rw-r--r--arch/arm/Kconfig-nommu3
-rw-r--r--arch/arm/boot/compressed/decompress.c1
-rw-r--r--arch/arm/common/mcpm_entry.c12
-rw-r--r--arch/arm/include/asm/hardware/cache-uniphier.h2
-rw-r--r--arch/arm/include/asm/memory.h29
-rw-r--r--arch/arm/include/asm/pgtable-nommu.h6
-rw-r--r--arch/arm/kernel/head-nommu.S5
-rw-r--r--arch/arm/kernel/module.c13
-rw-r--r--arch/arm/kernel/setup.c10
-rw-r--r--arch/arm/kernel/smp.c2
-rw-r--r--arch/arm/mach-alpine/platsmp.c2
-rw-r--r--arch/arm/mach-axxia/platsmp.c2
-rw-r--r--arch/arm/mach-bcm/bcm63xx_smp.c2
-rw-r--r--arch/arm/mach-bcm/platsmp-brcmstb.c2
-rw-r--r--arch/arm/mach-bcm/platsmp.c4
-rw-r--r--arch/arm/mach-berlin/platsmp.c5
-rw-r--r--arch/arm/mach-exynos/firmware.c4
-rw-r--r--arch/arm/mach-exynos/mcpm-exynos.c2
-rw-r--r--arch/arm/mach-exynos/platsmp.c4
-rw-r--r--arch/arm/mach-exynos/pm.c6
-rw-r--r--arch/arm/mach-exynos/suspend.c6
-rw-r--r--arch/arm/mach-hisi/platmcpm.c2
-rw-r--r--arch/arm/mach-hisi/platsmp.c6
-rw-r--r--arch/arm/mach-imx/platsmp.c2
-rw-r--r--arch/arm/mach-imx/pm-imx6.c2
-rw-r--r--arch/arm/mach-imx/src.c2
-rw-r--r--arch/arm/mach-mediatek/platsmp.c2
-rw-r--r--arch/arm/mach-mvebu/pm.c2
-rw-r--r--arch/arm/mach-mvebu/pmsu.c2
-rw-r--r--arch/arm/mach-mvebu/system-controller.c2
-rw-r--r--arch/arm/mach-omap2/control.c8
-rw-r--r--arch/arm/mach-omap2/omap-mpuss-lowpower.c12
-rw-r--r--arch/arm/mach-omap2/omap-smp.c4
-rw-r--r--arch/arm/mach-prima2/platsmp.c2
-rw-r--r--arch/arm/mach-prima2/pm.c2
-rw-r--r--arch/arm/mach-pxa/palmz72.c2
-rw-r--r--arch/arm/mach-pxa/pxa25x.c2
-rw-r--r--arch/arm/mach-pxa/pxa27x.c2
-rw-r--r--arch/arm/mach-pxa/pxa3xx.c2
-rw-r--r--arch/arm/mach-realview/platsmp-dt.c2
-rw-r--r--arch/arm/mach-rockchip/platsmp.c4
-rw-r--r--arch/arm/mach-rockchip/pm.c2
-rw-r--r--arch/arm/mach-s3c24xx/mach-jive.c2
-rw-r--r--arch/arm/mach-s3c24xx/pm-s3c2410.c2
-rw-r--r--arch/arm/mach-s3c24xx/pm-s3c2416.c2
-rw-r--r--arch/arm/mach-s3c64xx/pm.c2
-rw-r--r--arch/arm/mach-s5pv210/pm.c2
-rw-r--r--arch/arm/mach-sa1100/pm.c2
-rw-r--r--arch/arm/mach-shmobile/platsmp-apmu.c6
-rw-r--r--arch/arm/mach-shmobile/platsmp-scu.c4
-rw-r--r--arch/arm/mach-socfpga/platsmp.c4
-rw-r--r--arch/arm/mach-spear/platsmp.c2
-rw-r--r--arch/arm/mach-sti/platsmp.c2
-rw-r--r--arch/arm/mach-sunxi/platsmp.c4
-rw-r--r--arch/arm/mach-tango/platsmp.c2
-rw-r--r--arch/arm/mach-tango/pm.c2
-rw-r--r--arch/arm/mach-tegra/reset.c4
-rw-r--r--arch/arm/mach-ux500/platsmp.c2
-rw-r--r--arch/arm/mach-vexpress/dcscb.c2
-rw-r--r--arch/arm/mach-vexpress/platsmp.c2
-rw-r--r--arch/arm/mach-vexpress/tc2_pm.c4
-rw-r--r--arch/arm/mach-zx/platsmp.c4
-rw-r--r--arch/arm/mach-zynq/platsmp.c2
-rw-r--r--arch/arm/mm/Kconfig31
-rw-r--r--arch/arm/mm/Makefile1
-rw-r--r--arch/arm/mm/cache-uniphier.c23
-rw-r--r--arch/arm/mm/dma-mapping.c3
-rw-r--r--arch/arm/mm/dump.c5
-rw-r--r--arch/arm/mm/flush.c6
-rw-r--r--arch/arm/mm/init.c64
-rw-r--r--arch/arm/mm/mmu.c75
-rw-r--r--arch/arm/mm/nommu.c60
-rw-r--r--arch/arm/mm/physaddr.c57
-rw-r--r--drivers/mtd/devices/lart.c24
75 files changed, 382 insertions, 214 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index fda6a46d27cf..0d4e71b42c77 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -2,6 +2,7 @@ config ARM
bool
default y
select ARCH_CLOCKSOURCE_DATA
+ select ARCH_HAS_DEBUG_VIRTUAL
select ARCH_HAS_DEVMEM_IS_ALLOWED
select ARCH_HAS_ELF_RANDOMIZE
select ARCH_HAS_SET_MEMORY
diff --git a/arch/arm/Kconfig-nommu b/arch/arm/Kconfig-nommu
index aed66d5df7f1..b7576349528c 100644
--- a/arch/arm/Kconfig-nommu
+++ b/arch/arm/Kconfig-nommu
@@ -34,8 +34,7 @@ config PROCESSOR_ID
used instead of the auto-probing which utilizes the register.
config REMAP_VECTORS_TO_RAM
- bool 'Install vectors to the beginning of RAM' if DRAM_BASE
- depends on DRAM_BASE
+ bool 'Install vectors to the beginning of RAM'
help
The kernel needs to change the hardware exception vectors.
In nommu mode, the hardware exception vectors are normally
diff --git a/arch/arm/boot/compressed/decompress.c b/arch/arm/boot/compressed/decompress.c
index a0765e7ed6c7..ea7832702a8f 100644
--- a/arch/arm/boot/compressed/decompress.c
+++ b/arch/arm/boot/compressed/decompress.c
@@ -32,6 +32,7 @@ extern void error(char *);
/* Not needed, but used in some headers pulled in by decompressors */
extern char * strstr(const char * s1, const char *s2);
+extern size_t strlen(const char *s);
#ifdef CONFIG_KERNEL_GZIP
#include "../../../../lib/decompress_inflate.c"
diff --git a/arch/arm/common/mcpm_entry.c b/arch/arm/common/mcpm_entry.c
index a923524d1040..cf062472e07b 100644
--- a/arch/arm/common/mcpm_entry.c
+++ b/arch/arm/common/mcpm_entry.c
@@ -144,7 +144,7 @@ extern unsigned long mcpm_entry_vectors[MAX_NR_CLUSTERS][MAX_CPUS_PER_CLUSTER];
void mcpm_set_entry_vector(unsigned cpu, unsigned cluster, void *ptr)
{
- unsigned long val = ptr ? virt_to_phys(ptr) : 0;
+ unsigned long val = ptr ? __pa_symbol(ptr) : 0;
mcpm_entry_vectors[cluster][cpu] = val;
sync_cache_w(&mcpm_entry_vectors[cluster][cpu]);
}
@@ -299,8 +299,8 @@ void mcpm_cpu_power_down(void)
* the kernel as if the power_up method just had deasserted reset
* on the CPU.
*/
- phys_reset = (phys_reset_t)(unsigned long)virt_to_phys(cpu_reset);
- phys_reset(virt_to_phys(mcpm_entry_point));
+ phys_reset = (phys_reset_t)(unsigned long)__pa_symbol(cpu_reset);
+ phys_reset(__pa_symbol(mcpm_entry_point));
/* should never get here */
BUG();
@@ -388,8 +388,8 @@ static int __init nocache_trampoline(unsigned long _arg)
__mcpm_outbound_leave_critical(cluster, CLUSTER_DOWN);
__mcpm_cpu_down(cpu, cluster);
- phys_reset = (phys_reset_t)(unsigned long)virt_to_phys(cpu_reset);
- phys_reset(virt_to_phys(mcpm_entry_point));
+ phys_reset = (phys_reset_t)(unsigned long)__pa_symbol(cpu_reset);
+ phys_reset(__pa_symbol(mcpm_entry_point));
BUG();
}
@@ -449,7 +449,7 @@ int __init mcpm_sync_init(
sync_cache_w(&mcpm_sync);
if (power_up_setup) {
- mcpm_power_up_setup_phys = virt_to_phys(power_up_setup);
+ mcpm_power_up_setup_phys = __pa_symbol(power_up_setup);
sync_cache_w(&mcpm_power_up_setup_phys);
}
diff --git a/arch/arm/include/asm/hardware/cache-uniphier.h b/arch/arm/include/asm/hardware/cache-uniphier.h
index eaa60da7dac3..0ef42ae75b6c 100644
--- a/arch/arm/include/asm/hardware/cache-uniphier.h
+++ b/arch/arm/include/asm/hardware/cache-uniphier.h
@@ -16,7 +16,7 @@
#ifndef __CACHE_UNIPHIER_H
#define __CACHE_UNIPHIER_H
-#include <linux/types.h>
+#include <linux/errno.h>
#ifdef CONFIG_CACHE_UNIPHIER
int uniphier_cache_init(void);
diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h
index 76cbd9c674df..1f54e4e98c1e 100644
--- a/arch/arm/include/asm/memory.h
+++ b/arch/arm/include/asm/memory.h
@@ -83,8 +83,15 @@
#define IOREMAP_MAX_ORDER 24
#endif
+#define VECTORS_BASE UL(0xffff0000)
+
#else /* CONFIG_MMU */
+#ifndef __ASSEMBLY__
+extern unsigned long vectors_base;
+#define VECTORS_BASE vectors_base
+#endif
+
/*
* The limitation of user task size can grow up to the end of free ram region.
* It is difficult to define and perhaps will never meet the original meaning
@@ -111,6 +118,13 @@
#endif /* !CONFIG_MMU */
+#ifdef CONFIG_XIP_KERNEL
+#define KERNEL_START _sdata
+#else
+#define KERNEL_START _stext
+#endif
+#define KERNEL_END _end
+
/*
* We fix the TCM memories max 32 KiB ITCM resp DTCM at these
* locations
@@ -206,7 +220,7 @@ extern const void *__pv_table_begin, *__pv_table_end;
: "r" (x), "I" (__PV_BITS_31_24) \
: "cc")
-static inline phys_addr_t __virt_to_phys(unsigned long x)
+static inline phys_addr_t __virt_to_phys_nodebug(unsigned long x)
{
phys_addr_t t;
@@ -238,7 +252,7 @@ static inline unsigned long __phys_to_virt(phys_addr_t x)
#define PHYS_OFFSET PLAT_PHYS_OFFSET
#define PHYS_PFN_OFFSET ((unsigned long)(PHYS_OFFSET >> PAGE_SHIFT))
-static inline phys_addr_t __virt_to_phys(unsigned long x)
+static inline phys_addr_t __virt_to_phys_nodebug(unsigned long x)
{
return (phys_addr_t)x - PAGE_OFFSET + PHYS_OFFSET;
}
@@ -254,6 +268,16 @@ static inline unsigned long __phys_to_virt(phys_addr_t x)
((((unsigned long)(kaddr) - PAGE_OFFSET) >> PAGE_SHIFT) + \
PHYS_PFN_OFFSET)
+#define __pa_symbol_nodebug(x) __virt_to_phys_nodebug((x))
+
+#ifdef CONFIG_DEBUG_VIRTUAL
+extern phys_addr_t __virt_to_phys(unsigned long x);
+extern phys_addr_t __phys_addr_symbol(unsigned long x);
+#else
+#define __virt_to_phys(x) __virt_to_phys_nodebug(x)
+#define __phys_addr_symbol(x) __pa_symbol_nodebug(x)
+#endif
+
/*
* These are *only* valid on the kernel direct mapped RAM memory.
* Note: Drivers should NOT use these. They are the wrong
@@ -276,6 +300,7 @@ static inline void *phys_to_virt(phys_addr_t x)
* Drivers should NOT use these either.
*/
#define __pa(x) __virt_to_phys((unsigned long)(x))
+#define __pa_symbol(x) __phys_addr_symbol(RELOC_HIDE((unsigned long)(x), 0))
#define __va(x) ((void *)__phys_to_virt((phys_addr_t)(x)))
#define pfn_to_kaddr(pfn) __va((phys_addr_t)(pfn) << PAGE_SHIFT)
diff --git a/arch/arm/include/asm/pgtable-nommu.h b/arch/arm/include/asm/pgtable-nommu.h
index add094d09e3e..302240c19a5a 100644
--- a/arch/arm/include/asm/pgtable-nommu.h
+++ b/arch/arm/include/asm/pgtable-nommu.h
@@ -63,9 +63,9 @@ typedef pte_t *pte_addr_t;
/*
* Mark the prot value as uncacheable and unbufferable.
*/
-#define pgprot_noncached(prot) __pgprot(0)
-#define pgprot_writecombine(prot) __pgprot(0)
-#define pgprot_dmacoherent(prot) __pgprot(0)
+#define pgprot_noncached(prot) (prot)
+#define pgprot_writecombine(prot) (prot)
+#define pgprot_dmacoherent(prot) (prot)
/*
diff --git a/arch/arm/kernel/head-nommu.S b/arch/arm/kernel/head-nommu.S
index 6b4eb27b8758..2e21e08de747 100644
--- a/arch/arm/kernel/head-nommu.S
+++ b/arch/arm/kernel/head-nommu.S
@@ -152,11 +152,6 @@ __after_proc_init:
#ifdef CONFIG_CPU_ICACHE_DISABLE
bic r0, r0, #CR_I
#endif
-#ifdef CONFIG_CPU_HIGH_VECTOR
- orr r0, r0, #CR_V
-#else
- bic r0, r0, #CR_V
-#endif
mcr p15, 0, r0, c1, c0, 0 @ write control reg
#elif defined (CONFIG_CPU_V7M)
/* For V7M systems we want to modify the CCR similarly to the SCTLR */
diff --git a/arch/arm/kernel/module.c b/arch/arm/kernel/module.c
index 4f14b5ce6535..80254b47dc34 100644
--- a/arch/arm/kernel/module.c
+++ b/arch/arm/kernel/module.c
@@ -155,8 +155,17 @@ apply_relocate(Elf32_Shdr *sechdrs, const char *strtab, unsigned int symindex,
break;
case R_ARM_PREL31:
- offset = *(u32 *)loc + sym->st_value - loc;
- *(u32 *)loc = offset & 0x7fffffff;
+ offset = (*(s32 *)loc << 1) >> 1; /* sign extend */
+ offset += sym->st_value - loc;
+ if (offset >= 0x40000000 || offset < -0x40000000) {
+ pr_err("%s: section %u reloc %u sym '%s': relocation %u out of range (%#lx -> %#x)\n",
+ module->name, relindex, i, symname,
+ ELF32_R_TYPE(rel->r_info), loc,
+ sym->st_value);
+ return -ENOEXEC;
+ }
+ *(u32 *)loc &= 0x80000000;
+ *(u32 *)loc |= offset & 0x7fffffff;
break;
case R_ARM_MOVW_ABS_NC:
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index 34e3f3c45634..f4e54503afa9 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -81,7 +81,7 @@ __setup("fpe=", fpe_setup);
extern void init_default_cache_policy(unsigned long);
extern void paging_init(const struct machine_desc *desc);
extern void early_paging_init(const struct machine_desc *);
-extern void sanity_check_meminfo(void);
+extern void adjust_lowmem_bounds(void);
extern enum reboot_mode reboot_mode;
extern void setup_dma_zone(const struct machine_desc *desc);
@@ -1093,8 +1093,14 @@ void __init setup_arch(char **cmdline_p)
setup_dma_zone(mdesc);
xen_early_init();
efi_init();
- sanity_check_meminfo();
+ /*
+ * Make sure the calculation for lowmem/highmem is set appropriately
+ * before reserving/allocating any mmeory
+ */
+ adjust_lowmem_bounds();
arm_memblock_init(mdesc);
+ /* Memory may have been removed so recalculate the bounds. */
+ adjust_lowmem_bounds();
early_ioremap_reset();
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index c6514ce0fcbc..5a07c5a4b894 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -251,7 +251,7 @@ void __cpu_die(unsigned int cpu)
pr_err("CPU%u: cpu didn't die\n", cpu);
return;
}
- pr_notice("CPU%u: shutdown\n", cpu);
+ pr_debug("CPU%u: shutdown\n", cpu);
/*
* platform_cpu_kill() is generally expected to do the powering off
diff --git a/arch/arm/mach-alpine/platsmp.c b/arch/arm/mach-alpine/platsmp.c
index dd77ea25e7ca..6dc6d491f88a 100644
--- a/arch/arm/mach-alpine/platsmp.c
+++ b/arch/arm/mach-alpine/platsmp.c
@@ -27,7 +27,7 @@ static int alpine_boot_secondary(unsigned int cpu, struct task_struct *idle)
{
phys_addr_t addr;
- addr = virt_to_phys(secondary_startup);
+ addr = __pa_symbol(secondary_startup);
if (addr > (phys_addr_t)(uint32_t)(-1)) {
pr_err("FAIL: resume address over 32bit (%pa)", &addr);
diff --git a/arch/arm/mach-axxia/platsmp.c b/arch/arm/mach-axxia/platsmp.c
index ffbd71d45008..502e3df69f69 100644
--- a/arch/arm/mach-axxia/platsmp.c
+++ b/arch/arm/mach-axxia/platsmp.c
@@ -25,7 +25,7 @@
static void write_release_addr(u32 release_phys)
{
u32 *virt = (u32 *) phys_to_virt(release_phys);
- writel_relaxed(virt_to_phys(secondary_startup), virt);
+ writel_relaxed(__pa_symbol(secondary_startup), virt);
/* Make sure this store is visible to other CPUs */
smp_wmb();
__cpuc_flush_dcache_area(virt, sizeof(u32));
diff --git a/arch/arm/mach-bcm/bcm63xx_smp.c b/arch/arm/mach-bcm/bcm63xx_smp.c
index 9b6727ed68cd..f5fb10b4376f 100644
--- a/arch/arm/mach-bcm/bcm63xx_smp.c
+++ b/arch/arm/mach-bcm/bcm63xx_smp.c
@@ -135,7 +135,7 @@ static int bcm63138_smp_boot_secondary(unsigned int cpu,
}
/* Write the secondary init routine to the BootLUT reset vector */
- val = virt_to_phys(secondary_startup);
+ val = __pa_symbol(secondary_startup);
writel_relaxed(val, bootlut_base + BOOTLUT_RESET_VECT);
/* Power up the core, will jump straight to its reset vector when we
diff --git a/arch/arm/mach-bcm/platsmp-brcmstb.c b/arch/arm/mach-bcm/platsmp-brcmstb.c
index 40dc8448445e..12379960e982 100644
--- a/arch/arm/mach-bcm/platsmp-brcmstb.c
+++ b/arch/arm/mach-bcm/platsmp-brcmstb.c
@@ -151,7 +151,7 @@ static void brcmstb_cpu_boot(u32 cpu)
* Set the reset vector to point to the secondary_startup
* routine
*/
- cpu_set_boot_addr(cpu, virt_to_phys(secondary_startup));
+ cpu_set_boot_addr(cpu, __pa_symbol(secondary_startup));
/* Unhalt the cpu */
cpu_rst_cfg_set(cpu, 0);
diff --git a/arch/arm/mach-bcm/platsmp.c b/arch/arm/mach-bcm/platsmp.c
index 3ac3a9bc663c..582886d0d02f 100644
--- a/arch/arm/mach-bcm/platsmp.c
+++ b/arch/arm/mach-bcm/platsmp.c
@@ -116,7 +116,7 @@ static int nsp_write_lut(unsigned int cpu)
return -ENOMEM;
}
- secondary_startup_phy = virt_to_phys(secondary_startup);
+ secondary_startup_phy = __pa_symbol(secondary_startup);
BUG_ON(secondary_startup_phy > (phys_addr_t)U32_MAX);
writel_relaxed(secondary_startup_phy, sku_rom_lut);
@@ -189,7 +189,7 @@ static int kona_boot_secondary(unsigned int cpu, struct task_struct *idle)
* Secondary cores will start in secondary_startup(),
* defined in "arch/arm/kernel/head.S"
*/
- boot_func = virt_to_phys(secondary_startup);
+ boot_func = __pa_symbol(secondary_startup);
BUG_ON(boot_func & BOOT_ADDR_CPUID_MASK);
BUG_ON(boot_func > (phys_addr_t)U32_MAX);
diff --git a/arch/arm/mach-berlin/platsmp.c b/arch/arm/mach-berlin/platsmp.c
index 93f90688db18..7586b7aec272 100644
--- a/arch/arm/mach-berlin/platsmp.c
+++ b/arch/arm/mach-berlin/platsmp.c
@@ -15,6 +15,7 @@
#include <asm/cacheflush.h>
#include <asm/cp15.h>
+#include <asm/memory.h>
#include <asm/smp_plat.h>
#include <asm/smp_scu.h>
@@ -75,7 +76,7 @@ static void __init berlin_smp_prepare_cpus(unsigned int max_cpus)
if (!cpu_ctrl)
goto unmap_scu;
- vectors_base = ioremap(CONFIG_VECTORS_BASE, SZ_32K);
+ vectors_base = ioremap(VECTORS_BASE, SZ_32K);
if (!vectors_base)
goto unmap_scu;
@@ -92,7 +93,7 @@ static void __init berlin_smp_prepare_cpus(unsigned int max_cpus)
* Write the secondary startup address into the SW reset address
* vector. This is used by boot_inst.
*/
- writel(virt_to_phys(secondary_startup), vectors_base + SW_RESET_ADDR);
+ writel(__pa_symbol(secondary_startup), vectors_base + SW_RESET_ADDR);
iounmap(vectors_base);
unmap_scu:
diff --git a/arch/arm/mach-exynos/firmware.c b/arch/arm/mach-exynos/firmware.c
index fd6da5419b51..e81a78b125d9 100644
--- a/arch/arm/mach-exynos/firmware.c
+++ b/arch/arm/mach-exynos/firmware.c
@@ -41,7 +41,7 @@ static int exynos_do_idle(unsigned long mode)
case FW_DO_IDLE_AFTR:
if (read_cpuid_part() == ARM_CPU_PART_CORTEX_A9)
exynos_save_cp15();
- writel_relaxed(virt_to_phys(exynos_cpu_resume_ns),
+ writel_relaxed(__pa_symbol(exynos_cpu_resume_ns),
sysram_ns_base_addr + 0x24);
writel_relaxed(EXYNOS_AFTR_MAGIC, sysram_ns_base_addr + 0x20);
if (soc_is_exynos3250()) {
@@ -135,7 +135,7 @@ static int exynos_suspend(void)
exynos_save_cp15();
writel(EXYNOS_SLEEP_MAGIC, sysram_ns_base_addr + EXYNOS_BOOT_FLAG);
- writel(virt_to_phys(exynos_cpu_resume_ns),
+ writel(__pa_symbol(exynos_cpu_resume_ns),
sysram_ns_base_addr + EXYNOS_BOOT_ADDR);
return cpu_suspend(0, exynos_cpu_suspend);
diff --git a/arch/arm/mach-exynos/mcpm-exynos.c b/arch/arm/mach-exynos/mcpm-exynos.c
index 038fd8c993d0..b42622562ea7 100644
--- a/arch/arm/mach-exynos/mcpm-exynos.c
+++ b/arch/arm/mach-exynos/mcpm-exynos.c
@@ -221,7 +221,7 @@ static void exynos_mcpm_setup_entry_point(void)
*/
__raw_writel(0xe59f0000, ns_sram_base_addr); /* ldr r0, [pc, #0] */
__raw_writel(0xe12fff10, ns_sram_base_addr + 4); /* bx r0 */
- __raw_writel(virt_to_phys(mcpm_entry_point), ns_sram_base_addr + 8);
+ __raw_writel(__pa_symbol(mcpm_entry_point), ns_sram_base_addr + 8);
}
static struct syscore_ops exynos_mcpm_syscore_ops = {
diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c
index a5d68411a037..5a03bffe7226 100644
--- a/arch/arm/mach-exynos/platsmp.c
+++ b/arch/arm/mach-exynos/platsmp.c
@@ -353,7 +353,7 @@ static int exynos_boot_secondary(unsigned int cpu, struct task_struct *idle)
smp_rmb();
- boot_addr = virt_to_phys(exynos4_secondary_startup);
+ boot_addr = __pa_symbol(exynos4_secondary_startup);
ret = exynos_set_boot_addr(core_id, boot_addr);
if (ret)
@@ -413,7 +413,7 @@ static void __init exynos_smp_prepare_cpus(unsigned int max_cpus)
mpidr = cpu_logical_map(i);
core_id = MPIDR_AFFINITY_LEVEL(mpidr, 0);
- boot_addr = virt_to_phys(exynos4_secondary_startup);
+ boot_addr = __pa_symbol(exynos4_secondary_startup);
ret = exynos_set_boot_addr(core_id, boot_addr);
if (ret)
diff --git a/arch/arm/mach-exynos/pm.c b/arch/arm/mach-exynos/pm.c
index 487295f4a56b..1a7e5b5d08d8 100644
--- a/arch/arm/mach-exynos/pm.c
+++ b/arch/arm/mach-exynos/pm.c
@@ -132,7 +132,7 @@ static void exynos_set_wakeupmask(long mask)
static void exynos_cpu_set_boot_vector(long flags)
{
- writel_relaxed(virt_to_phys(exynos_cpu_resume),
+ writel_relaxed(__pa_symbol(exynos_cpu_resume),
exynos_boot_vector_addr());
writel_relaxed(flags, exynos_boot_vector_flag());
}
@@ -238,7 +238,7 @@ static int exynos_cpu0_enter_aftr(void)
abort:
if (cpu_online(1)) {
- unsigned long boot_addr = virt_to_phys(exynos_cpu_resume);
+ unsigned long boot_addr = __pa_symbol(exynos_cpu_resume);
/*
* Set the boot vector to something non-zero
@@ -330,7 +330,7 @@ cpu1_aborted:
static void exynos_pre_enter_aftr(void)
{
- unsigned long boot_addr = virt_to_phys(exynos_cpu_resume);
+ unsigned long boot_addr = __pa_symbol(exynos_cpu_resume);
(void)exynos_set_boot_addr(1, boot_addr);
}
diff --git a/arch/arm/mach-exynos/suspend.c b/arch/arm/mach-exynos/suspend.c
index adf4e8f182bd..748cfb8d5212 100644
--- a/arch/arm/mach-exynos/suspend.c
+++ b/arch/arm/mach-exynos/suspend.c
@@ -301,7 +301,7 @@ static void exynos_pm_prepare(void)
exynos_pm_enter_sleep_mode();
/* ensure at least INFORM0 has the resume address */
- pmu_raw_writel(virt_to_phys(exynos_cpu_resume), S5P_INFORM0);
+ pmu_raw_writel(__pa_symbol(exynos_cpu_resume), S5P_INFORM0);
}
static void exynos3250_pm_prepare(void)
@@ -318,7 +318,7 @@ static void exynos3250_pm_prepare(void)
exynos_pm_enter_sleep_mode();
/* ensure at least INFORM0 has the resume address */
- pmu_raw_writel(virt_to_phys(exynos_cpu_resume), S5P_INFORM0);
+ pmu_raw_writel(__pa_symbol(exynos_cpu_resume), S5P_INFORM0);
}
static void exynos5420_pm_prepare(void)
@@ -343,7 +343,7 @@ static void exynos5420_pm_prepare(void)
/* ensure at least INFORM0 has the resume address */
if (IS_ENABLED(CONFIG_EXYNOS5420_MCPM))
- pmu_raw_writel(virt_to_phys(mcpm_entry_point), S5P_INFORM0);
+ pmu_raw_writel(__pa_symbol(mcpm_entry_point), S5P_INFORM0);
tmp = pmu_raw_readl(EXYNOS_L2_OPTION(0));
tmp &= ~EXYNOS_L2_USE_RETENTION;
diff --git a/arch/arm/mach-hisi/platmcpm.c b/arch/arm/mach-hisi/platmcpm.c
index 4b653a8cb75c..a6c117622d67 100644
--- a/arch/arm/mach-hisi/platmcpm.c
+++ b/arch/arm/mach-hisi/platmcpm.c
@@ -327,7 +327,7 @@ static int __init hip04_smp_init(void)
*/
writel_relaxed(hip04_boot_method[0], relocation);
writel_relaxed(0xa5a5a5a5, relocation + 4); /* magic number */
- writel_relaxed(virt_to_phys(secondary_startup), relocation + 8);
+ writel_relaxed(__pa_symbol(secondary_startup), relocation + 8);
writel_relaxed(0, relocation + 12);
iounmap(relocation);
diff --git a/arch/arm/mach-hisi/platsmp.c b/arch/arm/mach-hisi/platsmp.c
index e1d67648d5d0..91bb02dec20f 100644
--- a/arch/arm/mach-hisi/platsmp.c
+++ b/arch/arm/mach-hisi/platsmp.c
@@ -28,7 +28,7 @@ void hi3xxx_set_cpu_jump(int cpu, void *jump_addr)
cpu = cpu_logical_map(cpu);
if (!cpu || !ctrl_base)
return;
- writel_relaxed(virt_to_phys(jump_addr), ctrl_base + ((cpu - 1) << 2));
+ writel_relaxed(__pa_symbol(jump_addr), ctrl_base + ((cpu - 1) << 2));
}
int hi3xxx_get_cpu_jump(int cpu)
@@ -118,7 +118,7 @@ static int hix5hd2_boot_secondary(unsigned int cpu, struct task_struct *idle)
{
phys_addr_t jumpaddr;
- jumpaddr = virt_to_phys(secondary_startup);
+ jumpaddr = __pa_symbol(secondary_startup);
hix5hd2_set_scu_boot_addr(HIX5HD2_BOOT_ADDRESS, jumpaddr);
hix5hd2_set_cpu(cpu, true);
arch_send_wakeup_ipi_mask(cpumask_of(cpu));
@@ -156,7 +156,7 @@ static int hip01_boot_secondary(unsigned int cpu, struct task_struct *idle)
struct device_node *node;
- jumpaddr = virt_to_phys(secondary_startup);
+ jumpaddr = __pa_symbol(secondary_startup);
hip01_set_boot_addr(HIP01_BOOT_ADDRESS, jumpaddr);
node = of_find_compatible_node(NULL, NULL, "hisilicon,hip01-sysctrl");
diff --git a/arch/arm/mach-imx/platsmp.c b/arch/arm/mach-imx/platsmp.c
index 711dbbd5badd..c2d1b329fba1 100644
--- a/arch/arm/mach-imx/platsmp.c
+++ b/arch/arm/mach-imx/platsmp.c
@@ -117,7 +117,7 @@ static void __init ls1021a_smp_prepare_cpus(unsigned int max_cpus)
dcfg_base = of_iomap(np, 0);
BUG_ON(!dcfg_base);
- paddr = virt_to_phys(secondary_startup);
+ paddr = __pa_symbol(secondary_startup);
writel_relaxed(cpu_to_be32(paddr), dcfg_base + DCFG_CCSR_SCRATCHRW1);
iounmap(dcfg_base);
diff --git a/arch/arm/mach-imx/pm-imx6.c b/arch/arm/mach-imx/pm-imx6.c
index 1515e498d348..e61b1d1027e1 100644
--- a/arch/arm/mach-imx/pm-imx6.c
+++ b/arch/arm/mach-imx/pm-imx6.c
@@ -499,7 +499,7 @@ static int __init imx6q_suspend_init(const struct imx6_pm_socdata *socdata)
memset(suspend_ocram_base, 0, sizeof(*pm_info));
pm_info = suspend_ocram_base;
pm_info->pbase = ocram_pbase;
- pm_info->resume_addr = virt_to_phys(v7_cpu_resume);
+ pm_info->resume_addr = __pa_symbol(v7_cpu_resume);
pm_info->pm_info_size = sizeof(*pm_info);
/*
diff --git a/arch/arm/mach-imx/src.c b/arch/arm/mach-imx/src.c
index 70b083fe934a..495d85d0fe7e 100644
--- a/arch/arm/mach-imx/src.c
+++ b/arch/arm/mach-imx/src.c
@@ -99,7 +99,7 @@ void imx_enable_cpu(int cpu, bool enable)
void imx_set_cpu_jump(int cpu, void *jump_addr)
{
cpu = cpu_logical_map(cpu);
- writel_relaxed(virt_to_phys(jump_addr),
+ writel_relaxed(__pa_symbol(jump_addr),
src_base + SRC_GPR1 + cpu * 8);
}
diff --git a/arch/arm/mach-mediatek/platsmp.c b/arch/arm/mach-mediatek/platsmp.c
index b821e34474b6..726eb69bb655 100644
--- a/arch/arm/mach-mediatek/platsmp.c
+++ b/arch/arm/mach-mediatek/platsmp.c
@@ -122,7 +122,7 @@ static void __init __mtk_smp_prepare_cpus(unsigned int max_cpus, int trustzone)
* write the address of slave startup address into the system-wide
* jump register
*/
- writel_relaxed(virt_to_phys(secondary_startup_arm),
+ writel_relaxed(__pa_symbol(secondary_startup_arm),
mtk_smp_base + mtk_smp_info->jump_reg);
}
diff --git a/arch/arm/mach-mvebu/pm.c b/arch/arm/mach-mvebu/pm.c
index 2990c5269b18..c487be61d6d8 100644
--- a/arch/arm/mach-mvebu/pm.c
+++ b/arch/arm/mach-mvebu/pm.c
@@ -110,7 +110,7 @@ static void mvebu_pm_store_armadaxp_bootinfo(u32 *store_addr)
{
phys_addr_t resume_pc;
- resume_pc = virt_to_phys(armada_370_xp_cpu_resume);
+ resume_pc = __pa_symbol(armada_370_xp_cpu_resume);
/*
* The bootloader expects the first two words to be a magic
diff --git a/arch/arm/mach-mvebu/pmsu.c b/arch/arm/mach-mvebu/pmsu.c
index f39bd51bce18..27a78c80e5b1 100644
--- a/arch/arm/mach-mvebu/pmsu.c
+++ b/arch/arm/mach-mvebu/pmsu.c
@@ -112,7 +112,7 @@ static const struct of_device_id of_pmsu_table[] = {
void mvebu_pmsu_set_cpu_boot_addr(int hw_cpu, void *boot_addr)
{
- writel(virt_to_phys(boot_addr), pmsu_mp_base +
+ writel(__pa_symbol(boot_addr), pmsu_mp_base +
PMSU_BOOT_ADDR_REDIRECT_OFFSET(hw_cpu));
}
diff --git a/arch/arm/mach-mvebu/system-controller.c b/arch/arm/mach-mvebu/system-controller.c
index 76cbc82a7407..04d9ebe6a90a 100644
--- a/arch/arm/mach-mvebu/system-controller.c
+++ b/arch/arm/mach-mvebu/system-controller.c
@@ -153,7 +153,7 @@ void mvebu_system_controller_set_cpu_boot_addr(void *boot_addr)
if (of_machine_is_compatible("marvell,armada375"))
mvebu_armada375_smp_wa_init();
- writel(virt_to_phys(boot_addr), system_controller_base +
+ writel(__pa_symbol(boot_addr), system_controller_base +
mvebu_sc->resume_boot_addr);
}
#endif
diff --git a/arch/arm/mach-omap2/control.c b/arch/arm/mach-omap2/control.c
index 1662071bb2cc..bd8089ff929f 100644
--- a/arch/arm/mach-omap2/control.c
+++ b/arch/arm/mach-omap2/control.c
@@ -315,15 +315,15 @@ void omap3_save_scratchpad_contents(void)
scratchpad_contents.boot_config_ptr = 0x0;
if (cpu_is_omap3630())
scratchpad_contents.public_restore_ptr =
- virt_to_phys(omap3_restore_3630);
+ __pa_symbol(omap3_restore_3630);
else if (omap_rev() != OMAP3430_REV_ES3_0 &&
omap_rev() != OMAP3430_REV_ES3_1 &&
omap_rev() != OMAP3430_REV_ES3_1_2)
scratchpad_contents.public_restore_ptr =
- virt_to_phys(omap3_restore);
+ __pa_symbol(omap3_restore);
else
scratchpad_contents.public_restore_ptr =
- virt_to_phys(omap3_restore_es3);
+ __pa_symbol(omap3_restore_es3);
if (omap_type() == OMAP2_DEVICE_TYPE_GP)
scratchpad_contents.secure_ram_restore_ptr = 0x0;
@@ -395,7 +395,7 @@ void omap3_save_scratchpad_contents(void)
sdrc_block_contents.flags = 0x0;
sdrc_block_contents.block_size = 0x0;
- arm_context_addr = virt_to_phys(omap3_arm_context);
+ arm_context_addr = __pa_symbol(omap3_arm_context);
/* Copy all the contents to the scratchpad location */
scratchpad_address = OMAP2_L4_IO_ADDRESS(OMAP343X_SCRATCHPAD);
diff --git a/arch/arm/mach-omap2/omap-mpuss-lowpower.c b/arch/arm/mach-omap2/omap-mpuss-lowpower.c
index 7d62ad48c7c9..113ab2dd2ee9 100644
--- a/arch/arm/mach-omap2/omap-mpuss-lowpower.c
+++ b/arch/arm/mach-omap2/omap-mpuss-lowpower.c
@@ -273,7 +273,7 @@ int omap4_enter_lowpower(unsigned int cpu, unsigned int power_state)
cpu_clear_prev_logic_pwrst(cpu);
pwrdm_set_next_pwrst(pm_info->pwrdm, power_state);
pwrdm_set_logic_retst(pm_info->pwrdm, cpu_logic_state);
- set_cpu_wakeup_addr(cpu, virt_to_phys(omap_pm_ops.resume));
+ set_cpu_wakeup_addr(cpu, __pa_symbol(omap_pm_ops.resume));
omap_pm_ops.scu_prepare(cpu, power_state);
l2x0_pwrst_prepare(cpu, save_state);
@@ -325,7 +325,7 @@ int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state)
pwrdm_clear_all_prev_pwrst(pm_info->pwrdm);
pwrdm_set_next_pwrst(pm_info->pwrdm, power_state);
- set_cpu_wakeup_addr(cpu, virt_to_phys(omap_pm_ops.hotplug_restart));
+ set_cpu_wakeup_addr(cpu, __pa_symbol(omap_pm_ops.hotplug_restart));
omap_pm_ops.scu_prepare(cpu, power_state);
/*
@@ -467,13 +467,13 @@ void __init omap4_mpuss_early_init(void)
sar_base = omap4_get_sar_ram_base();
if (cpu_is_omap443x())
- startup_pa = virt_to_phys(omap4_secondary_startup);
+ startup_pa = __pa_symbol(omap4_secondary_startup);
else if (cpu_is_omap446x())
- startup_pa = virt_to_phys(omap4460_secondary_startup);
+ startup_pa = __pa_symbol(omap4460_secondary_startup);
else if ((__boot_cpu_mode & MODE_MASK) == HYP_MODE)
- startup_pa = virt_to_phys(omap5_secondary_hyp_startup);
+ startup_pa = __pa_symbol(omap5_secondary_hyp_startup);
else
- startup_pa = virt_to_phys(omap5_secondary_startup);
+ startup_pa = __pa_symbol(omap5_secondary_startup);
if (cpu_is_omap44xx())
writel_relaxed(startup_pa, sar_base +
diff --git a/arch/arm/mach-omap2/omap-smp.c b/arch/arm/mach-omap2/omap-smp.c
index b4de3da6dffa..003353b0b794 100644
--- a/arch/arm/mach-omap2/omap-smp.c
+++ b/arch/arm/mach-omap2/omap-smp.c
@@ -316,9 +316,9 @@ static void __init omap4_smp_prepare_cpus(unsigned int max_cpus)
* A barrier is added to ensure that write buffer is drained
*/
if (omap_secure_apis_support())
- omap_auxcoreboot_addr(virt_to_phys(cfg.startup_addr));
+ omap_auxcoreboot_addr(__pa_symbol(cfg.startup_addr));
else
- writel_relaxed(virt_to_phys(cfg.startup_addr),
+ writel_relaxed(__pa_symbol(cfg.startup_addr),
base + OMAP_AUX_CORE_BOOT_1);
}
diff --git a/arch/arm/mach-prima2/platsmp.c b/arch/arm/mach-prima2/platsmp.c
index 0875b99add18..75ef5d4be554 100644
--- a/arch/arm/mach-prima2/platsmp.c
+++ b/arch/arm/mach-prima2/platsmp.c
@@ -65,7 +65,7 @@ static int sirfsoc_boot_secondary(unsigned int cpu, struct task_struct *idle)
* waiting for. This would wake up the secondary core from WFE
*/
#define SIRFSOC_CPU1_JUMPADDR_OFFSET 0x2bc
- __raw_writel(virt_to_phys(sirfsoc_secondary_startup),
+ __raw_writel(__pa_symbol(sirfsoc_secondary_startup),
clk_base + SIRFSOC_CPU1_JUMPADDR_OFFSET);
#define SIRFSOC_CPU1_WAKEMAGIC_OFFSET 0x2b8
diff --git a/arch/arm/mach-prima2/pm.c b/arch/arm/mach-prima2/pm.c
index 83e94c95e314..b0bcf1ff02dd 100644
--- a/arch/arm/mach-prima2/pm.c
+++ b/arch/arm/mach-prima2/pm.c
@@ -54,7 +54,7 @@ static void sirfsoc_set_sleep_mode(u32 mode)
static int sirfsoc_pre_suspend_power_off(void)
{
- u32 wakeup_entry = virt_to_phys(cpu_resume);
+ u32 wakeup_entry = __pa_symbol(cpu_resume);
sirfsoc_rtc_iobrg_writel(wakeup_entry, sirfsoc_pwrc_base +
SIRFSOC_PWRC_SCRATCH_PAD1);
diff --git a/arch/arm/mach-pxa/palmz72.c b/arch/arm/mach-pxa/palmz72.c
index 9c308de158c6..29630061e700 100644
--- a/arch/arm/mach-pxa/palmz72.c
+++ b/arch/arm/mach-pxa/palmz72.c
@@ -249,7 +249,7 @@ static int palmz72_pm_suspend(void)
store_ptr = *PALMZ72_SAVE_DWORD;
/* Setting PSPR to a proper value */
- PSPR = virt_to_phys(&palmz72_resume_info);
+ PSPR = __pa_symbol(&palmz72_resume_info);
return 0;
}
diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c
index c725baf119e1..ba431fad5c47 100644
--- a/arch/arm/mach-pxa/pxa25x.c
+++ b/arch/arm/mach-pxa/pxa25x.c
@@ -85,7 +85,7 @@ static void pxa25x_cpu_pm_enter(suspend_state_t state)
static int pxa25x_cpu_pm_prepare(void)
{
/* set resume return address */
- PSPR = virt_to_phys(cpu_resume);
+ PSPR = __pa_symbol(cpu_resume);
return 0;
}
diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c
index c0185c5c5a08..9b69be4e9fe3 100644
--- a/arch/arm/mach-pxa/pxa27x.c
+++ b/arch/arm/mach-pxa/pxa27x.c
@@ -168,7 +168,7 @@ static int pxa27x_cpu_pm_valid(suspend_state_t state)
static int pxa27x_cpu_pm_prepare(void)
{
/* set resume return address */
- PSPR = virt_to_phys(cpu_resume);
+ PSPR = __pa_symbol(cpu_resume);
return 0;
}
diff --git a/arch/arm/mach-pxa/pxa3xx.c b/arch/arm/mach-pxa/pxa3xx.c
index 87acc96388c7..0cc9f124c9ac 100644
--- a/arch/arm/mach-pxa/pxa3xx.c
+++ b/arch/arm/mach-pxa/pxa3xx.c
@@ -123,7 +123,7 @@ static void pxa3xx_cpu_pm_suspend(void)
PSPR = 0x5c014000;
/* overwrite with the resume address */
- *p = virt_to_phys(cpu_resume);
+ *p = __pa_symbol(cpu_resume);
cpu_suspend(0, pxa3xx_finish_suspend);
diff --git a/arch/arm/mach-realview/platsmp-dt.c b/arch/arm/mach-realview/platsmp-dt.c
index 70ca99eb52c6..c242423bf8db 100644
--- a/arch/arm/mach-realview/platsmp-dt.c
+++ b/arch/arm/mach-realview/platsmp-dt.c
@@ -76,7 +76,7 @@ static void __init realview_smp_prepare_cpus(unsigned int max_cpus)
}
/* Put the boot address in this magic register */
regmap_write(map, REALVIEW_SYS_FLAGSSET_OFFSET,
- virt_to_phys(versatile_secondary_startup));
+ __pa_symbol(versatile_secondary_startup));
}
static const struct smp_operations realview_dt_smp_ops __initconst = {
diff --git a/arch/arm/mach-rockchip/platsmp.c b/arch/arm/mach-rockchip/platsmp.c
index 4d827a069d49..3abafdbdd7f4 100644
--- a/arch/arm/mach-rockchip/platsmp.c
+++ b/arch/arm/mach-rockchip/platsmp.c
@@ -156,7 +156,7 @@ static int rockchip_boot_secondary(unsigned int cpu, struct task_struct *idle)
*/
mdelay(1); /* ensure the cpus other than cpu0 to startup */
- writel(virt_to_phys(secondary_startup), sram_base_addr + 8);
+ writel(__pa_symbol(secondary_startup), sram_base_addr + 8);
writel(0xDEADBEAF, sram_base_addr + 4);
dsb_sev();
}
@@ -195,7 +195,7 @@ static int __init rockchip_smp_prepare_sram(struct device_node *node)
}
/* set the boot function for the sram code */
- rockchip_boot_fn = virt_to_phys(secondary_startup);
+ rockchip_boot_fn = __pa_symbol(secondary_startup);
/* copy the trampoline to sram, that runs during startup of the core */
memcpy(sram_base_addr, &rockchip_secondary_trampoline, trampoline_sz);
diff --git a/arch/arm/mach-rockchip/pm.c b/arch/arm/mach-rockchip/pm.c
index bee8c8051929..0592534e0b88 100644
--- a/arch/arm/mach-rockchip/pm.c
+++ b/arch/arm/mach-rockchip/pm.c
@@ -62,7 +62,7 @@ static inline u32 rk3288_l2_config(void)
static void rk3288_config_bootdata(void)
{
rkpm_bootdata_cpusp = rk3288_bootram_phy + (SZ_4K - 8);
- rkpm_bootdata_cpu_code = virt_to_phys(cpu_resume);
+ rkpm_bootdata_cpu_code = __pa_symbol(cpu_resume);
rkpm_bootdata_l2ctlr_f = 1;
rkpm_bootdata_l2ctlr = rk3288_l2_config();
diff --git a/arch/arm/mach-s3c24xx/mach-jive.c b/arch/arm/mach-s3c24xx/mach-jive.c
index 895aca225952..f5b5c49b56ac 100644
--- a/arch/arm/mach-s3c24xx/mach-jive.c
+++ b/arch/arm/mach-s3c24xx/mach-jive.c
@@ -484,7 +484,7 @@ static int jive_pm_suspend(void)
* correct address to resume from. */
__raw_writel(0x2BED, S3C2412_INFORM0);
- __raw_writel(virt_to_phys(s3c_cpu_resume), S3C2412_INFORM1);
+ __raw_writel(__pa_symbol(s3c_cpu_resume), S3C2412_INFORM1);
return 0;
}
diff --git a/arch/arm/mach-s3c24xx/pm-s3c2410.c b/arch/arm/mach-s3c24xx/pm-s3c2410.c
index 20e481d8a33a..a4588daeddb0 100644
--- a/arch/arm/mach-s3c24xx/pm-s3c2410.c
+++ b/arch/arm/mach-s3c24xx/pm-s3c2410.c
@@ -45,7 +45,7 @@ static void s3c2410_pm_prepare(void)
{
/* ensure at least GSTATUS3 has the resume address */
- __raw_writel(virt_to_phys(s3c_cpu_resume), S3C2410_GSTATUS3);
+ __raw_writel(__pa_symbol(s3c_cpu_resume), S3C2410_GSTATUS3);
S3C_PMDBG("GSTATUS3 0x%08x\n", __raw_readl(S3C2410_GSTATUS3));
S3C_PMDBG("GSTATUS4 0x%08x\n", __raw_readl(S3C2410_GSTATUS4));
diff --git a/arch/arm/mach-s3c24xx/pm-s3c2416.c b/arch/arm/mach-s3c24xx/pm-s3c2416.c
index c0e328e37bd6..b5bbf0d5985c 100644
--- a/arch/arm/mach-s3c24xx/pm-s3c2416.c
+++ b/arch/arm/mach-s3c24xx/pm-s3c2416.c
@@ -48,7 +48,7 @@ static void s3c2416_pm_prepare(void)
* correct address to resume from.
*/
__raw_writel(0x2BED, S3C2412_INFORM0);
- __raw_writel(virt_to_phys(s3c_cpu_resume), S3C2412_INFORM1);
+ __raw_writel(__pa_symbol(s3c_cpu_resume), S3C2412_INFORM1);
}
static int s3c2416_pm_add(struct device *dev, struct subsys_interface *sif)
diff --git a/arch/arm/mach-s3c64xx/pm.c b/arch/arm/mach-s3c64xx/pm.c
index b0be382ff6bb..2f579be8fe67 100644
--- a/arch/arm/mach-s3c64xx/pm.c
+++ b/arch/arm/mach-s3c64xx/pm.c
@@ -304,7 +304,7 @@ static void s3c64xx_pm_prepare(void)
wake_irqs, ARRAY_SIZE(wake_irqs));
/* store address of resume. */
- __raw_writel(virt_to_phys(s3c_cpu_resume), S3C64XX_INFORM0);
+ __raw_writel(__pa_symbol(s3c_cpu_resume), S3C64XX_INFORM0);
/* ensure previous wakeup state is cleared before sleeping */
__raw_writel(__raw_readl(S3C64XX_WAKEUP_STAT), S3C64XX_WAKEUP_STAT);
diff --git a/arch/arm/mach-s5pv210/pm.c b/arch/arm/mach-s5pv210/pm.c
index 7d69666de5ba..07cee14a363b 100644
--- a/arch/arm/mach-s5pv210/pm.c
+++ b/arch/arm/mach-s5pv210/pm.c
@@ -69,7 +69,7 @@ static void s5pv210_pm_prepare(void)
__raw_writel(s5pv210_irqwake_intmask, S5P_WAKEUP_MASK);
/* ensure at least INFORM0 has the resume address */
- __raw_writel(virt_to_phys(s5pv210_cpu_resume), S5P_INFORM0);
+ __raw_writel(__pa_symbol(s5pv210_cpu_resume), S5P_INFORM0);
tmp = __raw_readl(S5P_SLEEP_CFG);
tmp &= ~(S5P_SLEEP_CFG_OSC_EN | S5P_SLEEP_CFG_USBOSC_EN);
diff --git a/arch/arm/mach-sa1100/pm.c b/arch/arm/mach-sa1100/pm.c
index 34853d5dfda2..9a7079f565bd 100644
--- a/arch/arm/mach-sa1100/pm.c
+++ b/arch/arm/mach-sa1100/pm.c
@@ -73,7 +73,7 @@ static int sa11x0_pm_enter(suspend_state_t state)
RCSR = RCSR_HWR | RCSR_SWR | RCSR_WDR | RCSR_SMR;
/* set resume return address */
- PSPR = virt_to_phys(cpu_resume);
+ PSPR = __pa_symbol(cpu_resume);
/* go zzz */
cpu_suspend(0, sa1100_finish_suspend);
diff --git a/arch/arm/mach-shmobile/platsmp-apmu.c b/arch/arm/mach-shmobile/platsmp-apmu.c
index e19266844e16..3ca2c13346f0 100644
--- a/arch/arm/mach-shmobile/platsmp-apmu.c
+++ b/arch/arm/mach-shmobile/platsmp-apmu.c
@@ -190,7 +190,7 @@ static void apmu_parse_dt(void (*fn)(struct resource *res, int cpu, int bit))
static void __init shmobile_smp_apmu_setup_boot(void)
{
/* install boot code shared by all CPUs */
- shmobile_boot_fn = virt_to_phys(shmobile_smp_boot);
+ shmobile_boot_fn = __pa_symbol(shmobile_smp_boot);
}
void __init shmobile_smp_apmu_prepare_cpus(unsigned int max_cpus,
@@ -204,7 +204,7 @@ void __init shmobile_smp_apmu_prepare_cpus(unsigned int max_cpus,
int shmobile_smp_apmu_boot_secondary(unsigned int cpu, struct task_struct *idle)
{
/* For this particular CPU register boot vector */
- shmobile_smp_hook(cpu, virt_to_phys(secondary_startup), 0);
+ shmobile_smp_hook(cpu, __pa_symbol(secondary_startup), 0);
return apmu_wrap(cpu, apmu_power_on);
}
@@ -308,7 +308,7 @@ int shmobile_smp_apmu_cpu_kill(unsigned int cpu)
#if defined(CONFIG_SUSPEND)
static int shmobile_smp_apmu_do_suspend(unsigned long cpu)
{
- shmobile_smp_hook(cpu, virt_to_phys(cpu_resume), 0);
+ shmobile_smp_hook(cpu, __pa_symbol(cpu_resume), 0);
shmobile_smp_apmu_cpu_shutdown(cpu);
cpu_do_idle(); /* WFI selects Core Standby */
return 1;
diff --git a/arch/arm/mach-shmobile/platsmp-scu.c b/arch/arm/mach-shmobile/platsmp-scu.c
index d1ecaf37d142..f1a1efde4beb 100644
--- a/arch/arm/mach-shmobile/platsmp-scu.c
+++ b/arch/arm/mach-shmobile/platsmp-scu.c
@@ -24,7 +24,7 @@ static void __iomem *shmobile_scu_base;
static int shmobile_scu_cpu_prepare(unsigned int cpu)
{
/* For this particular CPU register SCU SMP boot vector */
- shmobile_smp_hook(cpu, virt_to_phys(shmobile_boot_scu),
+ shmobile_smp_hook(cpu, __pa_symbol(shmobile_boot_scu),
shmobile_scu_base_phys);
return 0;
}
@@ -33,7 +33,7 @@ void __init shmobile_smp_scu_prepare_cpus(phys_addr_t scu_base_phys,
unsigned int max_cpus)
{
/* install boot code shared by all CPUs */
- shmobile_boot_fn = virt_to_phys(shmobile_smp_boot);
+ shmobile_boot_fn = __pa_symbol(shmobile_smp_boot);
/* enable SCU and cache coherency on booting CPU */
shmobile_scu_base_phys = scu_base_phys;
diff --git a/arch/arm/mach-socfpga/platsmp.c b/arch/arm/mach-socfpga/platsmp.c
index 07945748b571..0ee76772b507 100644
--- a/arch/arm/mach-socfpga/platsmp.c
+++ b/arch/arm/mach-socfpga/platsmp.c
@@ -40,7 +40,7 @@ static int socfpga_boot_secondary(unsigned int cpu, struct task_struct *idle)
memcpy(phys_to_virt(0), &secondary_trampoline, trampoline_size);
- writel(virt_to_phys(secondary_startup),
+ writel(__pa_symbol(secondary_startup),
sys_manager_base_addr + (socfpga_cpu1start_addr & 0x000000ff));
flush_cache_all();
@@ -63,7 +63,7 @@ static int socfpga_a10_boot_secondary(unsigned int cpu, struct task_struct *idle
SOCFPGA_A10_RSTMGR_MODMPURST);
memcpy(phys_to_virt(0), &secondary_trampoline, trampoline_size);
- writel(virt_to_phys(secondary_startup),
+ writel(__pa_symbol(secondary_startup),
sys_manager_base_addr + (socfpga_cpu1start_addr & 0x00000fff));
flush_cache_all();
diff --git a/arch/arm/mach-spear/platsmp.c b/arch/arm/mach-spear/platsmp.c
index 8d1e2d551786..39038a03836a 100644
--- a/arch/arm/mach-spear/platsmp.c
+++ b/arch/arm/mach-spear/platsmp.c
@@ -117,7 +117,7 @@ static void __init spear13xx_smp_prepare_cpus(unsigned int max_cpus)
* (presently it is in SRAM). The BootMonitor waits until it receives a
* soft interrupt, and then the secondary CPU branches to this address.
*/
- __raw_writel(virt_to_phys(spear13xx_secondary_startup), SYS_LOCATION);
+ __raw_writel(__pa_symbol(spear13xx_secondary_startup), SYS_LOCATION);
}
const struct smp_operations spear13xx_smp_ops __initconst = {
diff --git a/arch/arm/mach-sti/platsmp.c b/arch/arm/mach-sti/platsmp.c
index ea5a2277ee46..231f19e17436 100644
--- a/arch/arm/mach-sti/platsmp.c
+++ b/arch/arm/mach-sti/platsmp.c
@@ -103,7 +103,7 @@ static void __init sti_smp_prepare_cpus(unsigned int max_cpus)
u32 __iomem *cpu_strt_ptr;
u32 release_phys;
int cpu;
- unsigned long entry_pa = virt_to_phys(sti_secondary_startup);
+ unsigned long entry_pa = __pa_symbol(sti_secondary_startup);
np = of_find_compatible_node(NULL, NULL, "arm,cortex-a9-scu");
diff --git a/arch/arm/mach-sunxi/platsmp.c b/arch/arm/mach-sunxi/platsmp.c
index 6642267812c9..8fb5088464db 100644
--- a/arch/arm/mach-sunxi/platsmp.c
+++ b/arch/arm/mach-sunxi/platsmp.c
@@ -80,7 +80,7 @@ static int sun6i_smp_boot_secondary(unsigned int cpu,
spin_lock(&cpu_lock);
/* Set CPU boot address */
- writel(virt_to_phys(secondary_startup),
+ writel(__pa_symbol(secondary_startup),
cpucfg_membase + CPUCFG_PRIVATE0_REG);
/* Assert the CPU core in reset */
@@ -162,7 +162,7 @@ static int sun8i_smp_boot_secondary(unsigned int cpu,
spin_lock(&cpu_lock);
/* Set CPU boot address */
- writel(virt_to_phys(secondary_startup),
+ writel(__pa_symbol(secondary_startup),
cpucfg_membase + CPUCFG_PRIVATE0_REG);
/* Assert the CPU core in reset */
diff --git a/arch/arm/mach-tango/platsmp.c b/arch/arm/mach-tango/platsmp.c
index 98c62a4a8623..2f0c6c050fed 100644
--- a/arch/arm/mach-tango/platsmp.c
+++ b/arch/arm/mach-tango/platsmp.c
@@ -5,7 +5,7 @@
static int tango_boot_secondary(unsigned int cpu, struct task_struct *idle)
{
- tango_set_aux_boot_addr(virt_to_phys(secondary_startup));
+ tango_set_aux_boot_addr(__pa_symbol(secondary_startup));
tango_start_aux_core(cpu);
return 0;
}
diff --git a/arch/arm/mach-tango/pm.c b/arch/arm/mach-tango/pm.c
index b05c6d6f99d0..406c0814eb6e 100644
--- a/arch/arm/mach-tango/pm.c
+++ b/arch/arm/mach-tango/pm.c
@@ -5,7 +5,7 @@
static int tango_pm_powerdown(unsigned long arg)
{
- tango_suspend(virt_to_phys(cpu_resume));
+ tango_suspend(__pa_symbol(cpu_resume));
return -EIO; /* tango_suspend has failed */
}
diff --git a/arch/arm/mach-tegra/reset.c b/arch/arm/mach-tegra/reset.c
index 6fd9db54887e..dc558892753c 100644
--- a/arch/arm/mach-tegra/reset.c
+++ b/arch/arm/mach-tegra/reset.c
@@ -94,14 +94,14 @@ void __init tegra_cpu_reset_handler_init(void)
__tegra_cpu_reset_handler_data[TEGRA_RESET_MASK_PRESENT] =
*((u32 *)cpu_possible_mask);
__tegra_cpu_reset_handler_data[TEGRA_RESET_STARTUP_SECONDARY] =
- virt_to_phys((void *)secondary_startup);
+ __pa_symbol((void *)secondary_startup);
#endif
#ifdef CONFIG_PM_SLEEP
__tegra_cpu_reset_handler_data[TEGRA_RESET_STARTUP_LP1] =
TEGRA_IRAM_LPx_RESUME_AREA;
__tegra_cpu_reset_handler_data[TEGRA_RESET_STARTUP_LP2] =
- virt_to_phys((void *)tegra_resume);
+ __pa_symbol((void *)tegra_resume);
#endif
tegra_cpu_reset_handler_enable();
diff --git a/arch/arm/mach-ux500/platsmp.c b/arch/arm/mach-ux500/platsmp.c
index e0ee139fdebf..9b124c22035f 100644
--- a/arch/arm/mach-ux500/platsmp.c
+++ b/arch/arm/mach-ux500/platsmp.c
@@ -79,7 +79,7 @@ static int ux500_boot_secondary(unsigned int cpu, struct task_struct *idle)
* backup ram register at offset 0x1FF0, which is what boot rom code
* is waiting for. This will wake up the secondary core from WFE.
*/
- writel(virt_to_phys(secondary_startup),
+ writel(__pa_symbol(secondary_startup),
backupram + UX500_CPU1_JUMPADDR_OFFSET);
writel(0xA1FEED01,
backupram + UX500_CPU1_WAKEMAGIC_OFFSET);
diff --git a/arch/arm/mach-vexpress/dcscb.c b/arch/arm/mach-vexpress/dcscb.c
index 5cedcf572104..ee2a0faafaa1 100644
--- a/arch/arm/mach-vexpress/dcscb.c
+++ b/arch/arm/mach-vexpress/dcscb.c
@@ -166,7 +166,7 @@ static int __init dcscb_init(void)
* Future entries into the kernel can now go
* through the cluster entry vectors.
*/
- vexpress_flags_set(virt_to_phys(mcpm_entry_point));
+ vexpress_flags_set(__pa_symbol(mcpm_entry_point));
return 0;
}
diff --git a/arch/arm/mach-vexpress/platsmp.c b/arch/arm/mach-vexpress/platsmp.c
index 98e29dee91e8..742499bac6d0 100644
--- a/arch/arm/mach-vexpress/platsmp.c
+++ b/arch/arm/mach-vexpress/platsmp.c
@@ -79,7 +79,7 @@ static void __init vexpress_smp_dt_prepare_cpus(unsigned int max_cpus)
* until it receives a soft interrupt, and then the
* secondary CPU branches to this address.
*/
- vexpress_flags_set(virt_to_phys(versatile_secondary_startup));
+ vexpress_flags_set(__pa_symbol(versatile_secondary_startup));
}
const struct smp_operations vexpress_smp_dt_ops __initconst = {
diff --git a/arch/arm/mach-vexpress/tc2_pm.c b/arch/arm/mach-vexpress/tc2_pm.c
index 1aa4ccece69f..9b5f3c427086 100644
--- a/arch/arm/mach-vexpress/tc2_pm.c
+++ b/arch/arm/mach-vexpress/tc2_pm.c
@@ -54,7 +54,7 @@ static int tc2_pm_cpu_powerup(unsigned int cpu, unsigned int cluster)
if (cluster >= TC2_CLUSTERS || cpu >= tc2_nr_cpus[cluster])
return -EINVAL;
ve_spc_set_resume_addr(cluster, cpu,
- virt_to_phys(mcpm_entry_point));
+ __pa_symbol(mcpm_entry_point));
ve_spc_cpu_wakeup_irq(cluster, cpu, true);
return 0;
}
@@ -159,7 +159,7 @@ static int tc2_pm_wait_for_powerdown(unsigned int cpu, unsigned int cluster)
static void tc2_pm_cpu_suspend_prepare(unsigned int cpu, unsigned int cluster)
{
- ve_spc_set_resume_addr(cluster, cpu, virt_to_phys(mcpm_entry_point));
+ ve_spc_set_resume_addr(cluster, cpu, __pa_symbol(mcpm_entry_point));
}
static void tc2_pm_cpu_is_up(unsigned int cpu, unsigned int cluster)
diff --git a/arch/arm/mach-zx/platsmp.c b/arch/arm/mach-zx/platsmp.c
index 0297f92084e0..afb9a82dedc3 100644
--- a/arch/arm/mach-zx/platsmp.c
+++ b/arch/arm/mach-zx/platsmp.c
@@ -76,7 +76,7 @@ void __init zx_smp_prepare_cpus(unsigned int max_cpus)
* until it receives a soft interrupt, and then the
* secondary CPU branches to this address.
*/
- __raw_writel(virt_to_phys(zx_secondary_startup),
+ __raw_writel(__pa_symbol(zx_secondary_startup),
aonsysctrl_base + AON_SYS_CTRL_RESERVED1);
iounmap(aonsysctrl_base);
@@ -94,7 +94,7 @@ void __init zx_smp_prepare_cpus(unsigned int max_cpus)
/* Map the first 4 KB IRAM for suspend usage */
sys_iram = __arm_ioremap_exec(ZX_IRAM_BASE, PAGE_SIZE, false);
- zx_secondary_startup_pa = virt_to_phys(zx_secondary_startup);
+ zx_secondary_startup_pa = __pa_symbol(zx_secondary_startup);
fncpy(sys_iram, &zx_resume_jump, zx_suspend_iram_sz);
}
diff --git a/arch/arm/mach-zynq/platsmp.c b/arch/arm/mach-zynq/platsmp.c
index 7cd9865bdeb7..caa6d5fe9078 100644
--- a/arch/arm/mach-zynq/platsmp.c
+++ b/arch/arm/mach-zynq/platsmp.c
@@ -89,7 +89,7 @@ EXPORT_SYMBOL(zynq_cpun_start);
static int zynq_boot_secondary(unsigned int cpu, struct task_struct *idle)
{
- return zynq_cpun_start(virt_to_phys(secondary_startup), cpu);
+ return zynq_cpun_start(__pa_symbol(secondary_startup), cpu);
}
/*
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 35e3a56e5d86..c6c4c9c8824b 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -29,6 +29,7 @@ config CPU_ARM720T
select CPU_COPY_V4WT if MMU
select CPU_CP15_MMU
select CPU_PABRT_LEGACY
+ select CPU_THUMB_CAPABLE
select CPU_TLB_V4WT if MMU
help
A 32-bit RISC processor with 8kByte Cache, Write Buffer and
@@ -46,6 +47,7 @@ config CPU_ARM740T
select CPU_CACHE_V4
select CPU_CP15_MPU
select CPU_PABRT_LEGACY
+ select CPU_THUMB_CAPABLE
help
A 32-bit RISC processor with 8KB cache or 4KB variants,
write buffer and MPU(Protection Unit) built around
@@ -79,6 +81,7 @@ config CPU_ARM920T
select CPU_COPY_V4WB if MMU
select CPU_CP15_MMU
select CPU_PABRT_LEGACY
+ select CPU_THUMB_CAPABLE
select CPU_TLB_V4WBI if MMU
help
The ARM920T is licensed to be produced by numerous vendors,
@@ -97,6 +100,7 @@ config CPU_ARM922T
select CPU_COPY_V4WB if MMU
select CPU_CP15_MMU
select CPU_PABRT_LEGACY
+ select CPU_THUMB_CAPABLE
select CPU_TLB_V4WBI if MMU
help
The ARM922T is a version of the ARM920T, but with smaller
@@ -116,6 +120,7 @@ config CPU_ARM925T
select CPU_COPY_V4WB if MMU
select CPU_CP15_MMU
select CPU_PABRT_LEGACY
+ select CPU_THUMB_CAPABLE
select CPU_TLB_V4WBI if MMU
help
The ARM925T is a mix between the ARM920T and ARM926T, but with
@@ -134,6 +139,7 @@ config CPU_ARM926T
select CPU_COPY_V4WB if MMU
select CPU_CP15_MMU
select CPU_PABRT_LEGACY
+ select CPU_THUMB_CAPABLE
select CPU_TLB_V4WBI if MMU
help
This is a variant of the ARM920. It has slightly different
@@ -170,6 +176,7 @@ config CPU_ARM940T
select CPU_CACHE_VIVT
select CPU_CP15_MPU
select CPU_PABRT_LEGACY
+ select CPU_THUMB_CAPABLE
help
ARM940T is a member of the ARM9TDMI family of general-
purpose microprocessors with MPU and separate 4KB
@@ -188,6 +195,7 @@ config CPU_ARM946E
select CPU_CACHE_VIVT
select CPU_CP15_MPU
select CPU_PABRT_LEGACY
+ select CPU_THUMB_CAPABLE
help
ARM946E-S is a member of the ARM9E-S family of high-
performance, 32-bit system-on-chip processor solutions.
@@ -206,6 +214,7 @@ config CPU_ARM1020
select CPU_COPY_V4WB if MMU
select CPU_CP15_MMU
select CPU_PABRT_LEGACY
+ select CPU_THUMB_CAPABLE
select CPU_TLB_V4WBI if MMU
help
The ARM1020 is the 32K cached version of the ARM10 processor,
@@ -225,6 +234,7 @@ config CPU_ARM1020E
select CPU_COPY_V4WB if MMU
select CPU_CP15_MMU
select CPU_PABRT_LEGACY
+ select CPU_THUMB_CAPABLE
select CPU_TLB_V4WBI if MMU
# ARM1022E
@@ -236,6 +246,7 @@ config CPU_ARM1022
select CPU_COPY_V4WB if MMU # can probably do better
select CPU_CP15_MMU
select CPU_PABRT_LEGACY
+ select CPU_THUMB_CAPABLE
select CPU_TLB_V4WBI if MMU
help
The ARM1022E is an implementation of the ARMv5TE architecture
@@ -254,6 +265,7 @@ config CPU_ARM1026
select CPU_COPY_V4WB if MMU # can probably do better
select CPU_CP15_MMU
select CPU_PABRT_LEGACY
+ select CPU_THUMB_CAPABLE
select CPU_TLB_V4WBI if MMU
help
The ARM1026EJ-S is an implementation of the ARMv5TEJ architecture
@@ -302,6 +314,7 @@ config CPU_XSCALE
select CPU_CACHE_VIVT
select CPU_CP15_MMU
select CPU_PABRT_LEGACY
+ select CPU_THUMB_CAPABLE
select CPU_TLB_V4WBI if MMU
# XScale Core Version 3
@@ -312,6 +325,7 @@ config CPU_XSC3
select CPU_CACHE_VIVT
select CPU_CP15_MMU
select CPU_PABRT_LEGACY
+ select CPU_THUMB_CAPABLE
select CPU_TLB_V4WBI if MMU
select IO_36
@@ -324,6 +338,7 @@ config CPU_MOHAWK
select CPU_COPY_V4WB if MMU
select CPU_CP15_MMU
select CPU_PABRT_LEGACY
+ select CPU_THUMB_CAPABLE
select CPU_TLB_V4WBI if MMU
# Feroceon
@@ -335,6 +350,7 @@ config CPU_FEROCEON
select CPU_COPY_FEROCEON if MMU
select CPU_CP15_MMU
select CPU_PABRT_LEGACY
+ select CPU_THUMB_CAPABLE
select CPU_TLB_FEROCEON if MMU
config CPU_FEROCEON_OLD_ID
@@ -367,6 +383,7 @@ config CPU_V6
select CPU_CP15_MMU
select CPU_HAS_ASID if MMU
select CPU_PABRT_V6
+ select CPU_THUMB_CAPABLE
select CPU_TLB_V6 if MMU
# ARMv6k
@@ -381,6 +398,7 @@ config CPU_V6K
select CPU_CP15_MMU
select CPU_HAS_ASID if MMU
select CPU_PABRT_V6
+ select CPU_THUMB_CAPABLE
select CPU_TLB_V6 if MMU
# ARMv7
@@ -396,6 +414,7 @@ config CPU_V7
select CPU_CP15_MPU if !MMU
select CPU_HAS_ASID if MMU
select CPU_PABRT_V7
+ select CPU_THUMB_CAPABLE
select CPU_TLB_V7 if MMU
# ARMv7M
@@ -410,11 +429,17 @@ config CPU_V7M
config CPU_THUMBONLY
bool
+ select CPU_THUMB_CAPABLE
# There are no CPUs available with MMU that don't implement an ARM ISA:
depends on !MMU
help
Select this if your CPU doesn't support the 32 bit ARM instructions.
+config CPU_THUMB_CAPABLE
+ bool
+ help
+ Select this if your CPU can support Thumb mode.
+
# Figure out what processor architecture version we should be using.
# This defines the compiler instruction set which depends on the machine type.
config CPU_32v3
@@ -655,11 +680,7 @@ config ARCH_DMA_ADDR_T_64BIT
config ARM_THUMB
bool "Support Thumb user binaries" if !CPU_THUMBONLY
- depends on CPU_ARM720T || CPU_ARM740T || CPU_ARM920T || CPU_ARM922T || \
- CPU_ARM925T || CPU_ARM926T || CPU_ARM940T || CPU_ARM946E || \
- CPU_ARM1020 || CPU_ARM1020E || CPU_ARM1022 || CPU_ARM1026 || \
- CPU_XSCALE || CPU_XSC3 || CPU_MOHAWK || CPU_V6 || CPU_V6K || \
- CPU_V7 || CPU_FEROCEON || CPU_V7M
+ depends on CPU_THUMB_CAPABLE
default y
help
Say Y if you want to include kernel support for running user space
diff --git a/arch/arm/mm/Makefile b/arch/arm/mm/Makefile
index e8698241ece9..b3dea80715b4 100644
--- a/arch/arm/mm/Makefile
+++ b/arch/arm/mm/Makefile
@@ -14,6 +14,7 @@ endif
obj-$(CONFIG_ARM_PTDUMP) += dump.o
obj-$(CONFIG_MODULES) += proc-syms.o
+obj-$(CONFIG_DEBUG_VIRTUAL) += physaddr.o
obj-$(CONFIG_ALIGNMENT_TRAP) += alignment.o
obj-$(CONFIG_HIGHMEM) += highmem.o
diff --git a/arch/arm/mm/cache-uniphier.c b/arch/arm/mm/cache-uniphier.c
index dfe97b409916..f57b080b6fd4 100644
--- a/arch/arm/mm/cache-uniphier.c
+++ b/arch/arm/mm/cache-uniphier.c
@@ -15,6 +15,7 @@
#define pr_fmt(fmt) "uniphier: " fmt
+#include <linux/bitops.h>
#include <linux/init.h>
#include <linux/io.h>
#include <linux/log2.h>
@@ -71,8 +72,7 @@
* @ctrl_base: virtual base address of control registers
* @rev_base: virtual base address of revision registers
* @op_base: virtual base address of operation registers
- * @way_present_mask: each bit specifies if the way is present
- * @way_locked_mask: each bit specifies if the way is locked
+ * @way_mask: each bit specifies if the way is present
* @nsets: number of associativity sets
* @line_size: line size in bytes
* @range_op_max_size: max size that can be handled by a single range operation
@@ -83,8 +83,7 @@ struct uniphier_cache_data {
void __iomem *rev_base;
void __iomem *op_base;
void __iomem *way_ctrl_base;
- u32 way_present_mask;
- u32 way_locked_mask;
+ u32 way_mask;
u32 nsets;
u32 line_size;
u32 range_op_max_size;
@@ -234,17 +233,13 @@ static void __uniphier_cache_enable(struct uniphier_cache_data *data, bool on)
writel_relaxed(val, data->ctrl_base + UNIPHIER_SSCC);
}
-static void __init __uniphier_cache_set_locked_ways(
- struct uniphier_cache_data *data,
- u32 way_mask)
+static void __init __uniphier_cache_set_active_ways(
+ struct uniphier_cache_data *data)
{
unsigned int cpu;
- data->way_locked_mask = way_mask & data->way_present_mask;
-
for_each_possible_cpu(cpu)
- writel_relaxed(~data->way_locked_mask & data->way_present_mask,
- data->way_ctrl_base + 4 * cpu);
+ writel_relaxed(data->way_mask, data->way_ctrl_base + 4 * cpu);
}
static void uniphier_cache_maint_range(unsigned long start, unsigned long end,
@@ -307,7 +302,7 @@ static void __init uniphier_cache_enable(void)
list_for_each_entry(data, &uniphier_cache_list, list) {
__uniphier_cache_enable(data, true);
- __uniphier_cache_set_locked_ways(data, 0);
+ __uniphier_cache_set_active_ways(data);
}
}
@@ -382,8 +377,8 @@ static int __init __uniphier_cache_init(struct device_node *np,
goto err;
}
- data->way_present_mask =
- ((u32)1 << cache_size / data->nsets / data->line_size) - 1;
+ data->way_mask = GENMASK(cache_size / data->nsets / data->line_size - 1,
+ 0);
data->ctrl_base = of_iomap(np, 0);
if (!data->ctrl_base) {
diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c
index e309a5e2c935..63eabb06f9f1 100644
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -870,6 +870,9 @@ static int __arm_dma_mmap(struct device *dev, struct vm_area_struct *vma,
vma->vm_end - vma->vm_start,
vma->vm_page_prot);
}
+#else
+ ret = vm_iomap_memory(vma, vma->vm_start,
+ (vma->vm_end - vma->vm_start));
#endif /* CONFIG_MMU */
return ret;
diff --git a/arch/arm/mm/dump.c b/arch/arm/mm/dump.c
index 9fe8e241335c..21192d6eda40 100644
--- a/arch/arm/mm/dump.c
+++ b/arch/arm/mm/dump.c
@@ -18,6 +18,7 @@
#include <linux/seq_file.h>
#include <asm/fixmap.h>
+#include <asm/memory.h>
#include <asm/pgtable.h>
struct addr_marker {
@@ -31,8 +32,8 @@ static struct addr_marker address_markers[] = {
{ 0, "vmalloc() Area" },
{ VMALLOC_END, "vmalloc() End" },
{ FIXADDR_START, "Fixmap Area" },
- { CONFIG_VECTORS_BASE, "Vectors" },
- { CONFIG_VECTORS_BASE + PAGE_SIZE * 2, "Vectors End" },
+ { VECTORS_BASE, "Vectors" },
+ { VECTORS_BASE + PAGE_SIZE * 2, "Vectors End" },
{ -1, NULL },
};
diff --git a/arch/arm/mm/flush.c b/arch/arm/mm/flush.c
index 3cced8455727..f1e6190aa7ea 100644
--- a/arch/arm/mm/flush.c
+++ b/arch/arm/mm/flush.c
@@ -327,6 +327,12 @@ void flush_dcache_page(struct page *page)
if (page == ZERO_PAGE(0))
return;
+ if (!cache_ops_need_broadcast() && cache_is_vipt_nonaliasing()) {
+ if (test_bit(PG_dcache_clean, &page->flags))
+ clear_bit(PG_dcache_clean, &page->flags);
+ return;
+ }
+
mapping = page_mapping(page);
if (!cache_ops_need_broadcast() &&
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index 4be0bee4c357..bf4d3bc41a7a 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -27,6 +27,7 @@
#include <asm/cp15.h>
#include <asm/mach-types.h>
#include <asm/memblock.h>
+#include <asm/memory.h>
#include <asm/prom.h>
#include <asm/sections.h>
#include <asm/setup.h>
@@ -227,41 +228,59 @@ phys_addr_t __init arm_memblock_steal(phys_addr_t size, phys_addr_t align)
return phys;
}
-void __init arm_memblock_init(const struct machine_desc *mdesc)
+static void __init arm_initrd_init(void)
{
- /* Register the kernel text, kernel data and initrd with memblock. */
-#ifdef CONFIG_XIP_KERNEL
- memblock_reserve(__pa(_sdata), _end - _sdata);
-#else
- memblock_reserve(__pa(_stext), _end - _stext);
-#endif
#ifdef CONFIG_BLK_DEV_INITRD
+ phys_addr_t start;
+ unsigned long size;
+
/* FDT scan will populate initrd_start */
if (initrd_start && !phys_initrd_size) {
phys_initrd_start = __virt_to_phys(initrd_start);
phys_initrd_size = initrd_end - initrd_start;
}
+
initrd_start = initrd_end = 0;
- if (phys_initrd_size &&
- !memblock_is_region_memory(phys_initrd_start, phys_initrd_size)) {
+
+ if (!phys_initrd_size)
+ return;
+
+ /*
+ * Round the memory region to page boundaries as per free_initrd_mem()
+ * This allows us to detect whether the pages overlapping the initrd
+ * are in use, but more importantly, reserves the entire set of pages
+ * as we don't want these pages allocated for other purposes.
+ */
+ start = round_down(phys_initrd_start, PAGE_SIZE);
+ size = phys_initrd_size + (phys_initrd_start - start);
+ size = round_up(size, PAGE_SIZE);
+
+ if (!memblock_is_region_memory(start, size)) {
pr_err("INITRD: 0x%08llx+0x%08lx is not a memory region - disabling initrd\n",
- (u64)phys_initrd_start, phys_initrd_size);
- phys_initrd_start = phys_initrd_size = 0;
+ (u64)start, size);
+ return;
}
- if (phys_initrd_size &&
- memblock_is_region_reserved(phys_initrd_start, phys_initrd_size)) {
+
+ if (memblock_is_region_reserved(start, size)) {
pr_err("INITRD: 0x%08llx+0x%08lx overlaps in-use memory region - disabling initrd\n",
- (u64)phys_initrd_start, phys_initrd_size);
- phys_initrd_start = phys_initrd_size = 0;
+ (u64)start, size);
+ return;
}
- if (phys_initrd_size) {
- memblock_reserve(phys_initrd_start, phys_initrd_size);
- /* Now convert initrd to virtual addresses */
- initrd_start = __phys_to_virt(phys_initrd_start);
- initrd_end = initrd_start + phys_initrd_size;
- }
+ memblock_reserve(start, size);
+
+ /* Now convert initrd to virtual addresses */
+ initrd_start = __phys_to_virt(phys_initrd_start);
+ initrd_end = initrd_start + phys_initrd_size;
#endif
+}
+
+void __init arm_memblock_init(const struct machine_desc *mdesc)
+{
+ /* Register the kernel text, kernel data and initrd with memblock. */
+ memblock_reserve(__pa(KERNEL_START), KERNEL_END - KERNEL_START);
+
+ arm_initrd_init();
arm_mm_memblock_reserve();
@@ -521,8 +540,7 @@ void __init mem_init(void)
" .data : 0x%p" " - 0x%p" " (%4td kB)\n"
" .bss : 0x%p" " - 0x%p" " (%4td kB)\n",
- MLK(UL(CONFIG_VECTORS_BASE), UL(CONFIG_VECTORS_BASE) +
- (PAGE_SIZE)),
+ MLK(VECTORS_BASE, VECTORS_BASE + PAGE_SIZE),
#ifdef CONFIG_HAVE_TCM
MLK(DTCM_OFFSET, (unsigned long) dtcm_end),
MLK(ITCM_OFFSET, (unsigned long) itcm_end),
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index 4001dd15818d..4e016d7f37b3 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -1152,13 +1152,12 @@ early_param("vmalloc", early_vmalloc);
phys_addr_t arm_lowmem_limit __initdata = 0;
-void __init sanity_check_meminfo(void)
+void __init adjust_lowmem_bounds(void)
{
phys_addr_t memblock_limit = 0;
- int highmem = 0;
u64 vmalloc_limit;
struct memblock_region *reg;
- bool should_use_highmem = false;
+ phys_addr_t lowmem_limit = 0;
/*
* Let's use our own (unoptimized) equivalent of __pa() that is
@@ -1172,43 +1171,18 @@ void __init sanity_check_meminfo(void)
for_each_memblock(memory, reg) {
phys_addr_t block_start = reg->base;
phys_addr_t block_end = reg->base + reg->size;
- phys_addr_t size_limit = reg->size;
- if (reg->base >= vmalloc_limit)
- highmem = 1;
- else
- size_limit = vmalloc_limit - reg->base;
-
-
- if (!IS_ENABLED(CONFIG_HIGHMEM) || cache_is_vipt_aliasing()) {
-
- if (highmem) {
- pr_notice("Ignoring RAM at %pa-%pa (!CONFIG_HIGHMEM)\n",
- &block_start, &block_end);
- memblock_remove(reg->base, reg->size);
- should_use_highmem = true;
- continue;
- }
-
- if (reg->size > size_limit) {
- phys_addr_t overlap_size = reg->size - size_limit;
-
- pr_notice("Truncating RAM at %pa-%pa",
- &block_start, &block_end);
- block_end = vmalloc_limit;
- pr_cont(" to -%pa", &block_end);
- memblock_remove(vmalloc_limit, overlap_size);
- should_use_highmem = true;
- }
- }
-
- if (!highmem) {
- if (block_end > arm_lowmem_limit) {
- if (reg->size > size_limit)
- arm_lowmem_limit = vmalloc_limit;
- else
- arm_lowmem_limit = block_end;
- }
+ if (reg->base < vmalloc_limit) {
+ if (block_end > lowmem_limit)
+ /*
+ * Compare as u64 to ensure vmalloc_limit does
+ * not get truncated. block_end should always
+ * fit in phys_addr_t so there should be no
+ * issue with assignment.
+ */
+ lowmem_limit = min_t(u64,
+ vmalloc_limit,
+ block_end);
/*
* Find the first non-pmd-aligned page, and point
@@ -1227,14 +1201,13 @@ void __init sanity_check_meminfo(void)
if (!IS_ALIGNED(block_start, PMD_SIZE))
memblock_limit = block_start;
else if (!IS_ALIGNED(block_end, PMD_SIZE))
- memblock_limit = arm_lowmem_limit;
+ memblock_limit = lowmem_limit;
}
}
}
- if (should_use_highmem)
- pr_notice("Consider using a HIGHMEM enabled kernel.\n");
+ arm_lowmem_limit = lowmem_limit;
high_memory = __va(arm_lowmem_limit - 1) + 1;
@@ -1248,6 +1221,18 @@ void __init sanity_check_meminfo(void)
if (!memblock_limit)
memblock_limit = arm_lowmem_limit;
+ if (!IS_ENABLED(CONFIG_HIGHMEM) || cache_is_vipt_aliasing()) {
+ if (memblock_end_of_DRAM() > arm_lowmem_limit) {
+ phys_addr_t end = memblock_end_of_DRAM();
+
+ pr_notice("Ignoring RAM at %pa-%pa\n",
+ &memblock_limit, &end);
+ pr_notice("Consider using a HIGHMEM enabled kernel.\n");
+
+ memblock_remove(memblock_limit, end - memblock_limit);
+ }
+ }
+
memblock_set_current_limit(memblock_limit);
}
@@ -1437,11 +1422,7 @@ static void __init kmap_init(void)
static void __init map_lowmem(void)
{
struct memblock_region *reg;
-#ifdef CONFIG_XIP_KERNEL
- phys_addr_t kernel_x_start = round_down(__pa(_sdata), SECTION_SIZE);
-#else
- phys_addr_t kernel_x_start = round_down(__pa(_stext), SECTION_SIZE);
-#endif
+ phys_addr_t kernel_x_start = round_down(__pa(KERNEL_START), SECTION_SIZE);
phys_addr_t kernel_x_end = round_up(__pa(__init_end), SECTION_SIZE);
/* Map all the lowmem memory banks. */
diff --git a/arch/arm/mm/nommu.c b/arch/arm/mm/nommu.c
index 2740967727e2..3b5c7aaf9c76 100644
--- a/arch/arm/mm/nommu.c
+++ b/arch/arm/mm/nommu.c
@@ -11,6 +11,7 @@
#include <linux/kernel.h>
#include <asm/cacheflush.h>
+#include <asm/cp15.h>
#include <asm/sections.h>
#include <asm/page.h>
#include <asm/setup.h>
@@ -22,6 +23,8 @@
#include "mm.h"
+unsigned long vectors_base;
+
#ifdef CONFIG_ARM_MPU
struct mpu_rgn_info mpu_rgn_info;
@@ -85,7 +88,7 @@ static unsigned long irbar_read(void)
}
/* MPU initialisation functions */
-void __init sanity_check_meminfo_mpu(void)
+void __init adjust_lowmem_bounds_mpu(void)
{
phys_addr_t phys_offset = PHYS_OFFSET;
phys_addr_t aligned_region_size, specified_mem_size, rounded_mem_size;
@@ -274,19 +277,64 @@ void __init mpu_setup(void)
}
}
#else
-static void sanity_check_meminfo_mpu(void) {}
+static void adjust_lowmem_bounds_mpu(void) {}
static void __init mpu_setup(void) {}
#endif /* CONFIG_ARM_MPU */
+#ifdef CONFIG_CPU_CP15
+#ifdef CONFIG_CPU_HIGH_VECTOR
+static unsigned long __init setup_vectors_base(void)
+{
+ unsigned long reg = get_cr();
+
+ set_cr(reg | CR_V);
+ return 0xffff0000;
+}
+#else /* CONFIG_CPU_HIGH_VECTOR */
+/* Write exception base address to VBAR */
+static inline void set_vbar(unsigned long val)
+{
+ asm("mcr p15, 0, %0, c12, c0, 0" : : "r" (val) : "cc");
+}
+
+/*
+ * Security extensions, bits[7:4], permitted values,
+ * 0b0000 - not implemented, 0b0001/0b0010 - implemented
+ */
+static inline bool security_extensions_enabled(void)
+{
+ return !!cpuid_feature_extract(CPUID_EXT_PFR1, 4);
+}
+
+static unsigned long __init setup_vectors_base(void)
+{
+ unsigned long base = 0, reg = get_cr();
+
+ set_cr(reg & ~CR_V);
+ if (security_extensions_enabled()) {
+ if (IS_ENABLED(CONFIG_REMAP_VECTORS_TO_RAM))
+ base = CONFIG_DRAM_BASE;
+ set_vbar(base);
+ } else if (IS_ENABLED(CONFIG_REMAP_VECTORS_TO_RAM)) {
+ if (CONFIG_DRAM_BASE != 0)
+ pr_err("Security extensions not enabled, vectors cannot be remapped to RAM, vectors base will be 0x00000000\n");
+ }
+
+ return base;
+}
+#endif /* CONFIG_CPU_HIGH_VECTOR */
+#endif /* CONFIG_CPU_CP15 */
+
void __init arm_mm_memblock_reserve(void)
{
#ifndef CONFIG_CPU_V7M
+ vectors_base = IS_ENABLED(CONFIG_CPU_CP15) ? setup_vectors_base() : 0;
/*
* Register the exception vector page.
* some architectures which the DRAM is the exception vector to trap,
* alloc_page breaks with error, although it is not NULL, but "0."
*/
- memblock_reserve(CONFIG_VECTORS_BASE, 2 * PAGE_SIZE);
+ memblock_reserve(vectors_base, 2 * PAGE_SIZE);
#else /* ifndef CONFIG_CPU_V7M */
/*
* There is no dedicated vector page on V7-M. So nothing needs to be
@@ -295,10 +343,10 @@ void __init arm_mm_memblock_reserve(void)
#endif
}
-void __init sanity_check_meminfo(void)
+void __init adjust_lowmem_bounds(void)
{
phys_addr_t end;
- sanity_check_meminfo_mpu();
+ adjust_lowmem_bounds_mpu();
end = memblock_end_of_DRAM();
high_memory = __va(end - 1) + 1;
memblock_set_current_limit(end);
@@ -310,7 +358,7 @@ void __init sanity_check_meminfo(void)
*/
void __init paging_init(const struct machine_desc *mdesc)
{
- early_trap_init((void *)CONFIG_VECTORS_BASE);
+ early_trap_init((void *)vectors_base);
mpu_setup();
bootmem_init();
}
diff --git a/arch/arm/mm/physaddr.c b/arch/arm/mm/physaddr.c
new file mode 100644
index 000000000000..02e60f495608
--- /dev/null
+++ b/arch/arm/mm/physaddr.c
@@ -0,0 +1,57 @@
+#include <linux/bug.h>
+#include <linux/export.h>
+#include <linux/types.h>
+#include <linux/mmdebug.h>
+#include <linux/mm.h>
+
+#include <asm/sections.h>
+#include <asm/memory.h>
+#include <asm/fixmap.h>
+#include <asm/dma.h>
+
+#include "mm.h"
+
+static inline bool __virt_addr_valid(unsigned long x)
+{
+ /*
+ * high_memory does not get immediately defined, and there
+ * are early callers of __pa() against PAGE_OFFSET
+ */
+ if (!high_memory && x >= PAGE_OFFSET)
+ return true;
+
+ if (high_memory && x >= PAGE_OFFSET && x < (unsigned long)high_memory)
+ return true;
+
+ /*
+ * MAX_DMA_ADDRESS is a virtual address that may not correspond to an
+ * actual physical address. Enough code relies on __pa(MAX_DMA_ADDRESS)
+ * that we just need to work around it and always return true.
+ */
+ if (x == MAX_DMA_ADDRESS)
+ return true;
+
+ return false;
+}
+
+phys_addr_t __virt_to_phys(unsigned long x)
+{
+ WARN(!__virt_addr_valid(x),
+ "virt_to_phys used for non-linear address: %pK (%pS)\n",
+ (void *)x, (void *)x);
+
+ return __virt_to_phys_nodebug(x);
+}
+EXPORT_SYMBOL(__virt_to_phys);
+
+phys_addr_t __phys_addr_symbol(unsigned long x)
+{
+ /* This is bounds checking against the kernel image only.
+ * __pa_symbol should only be used on kernel symbol addresses.
+ */
+ VIRTUAL_BUG_ON(x < (unsigned long)KERNEL_START ||
+ x > (unsigned long)KERNEL_END);
+
+ return __pa_symbol_nodebug(x);
+}
+EXPORT_SYMBOL(__phys_addr_symbol);
diff --git a/drivers/mtd/devices/lart.c b/drivers/mtd/devices/lart.c
index 82bd00af5cc3..268aae45b514 100644
--- a/drivers/mtd/devices/lart.c
+++ b/drivers/mtd/devices/lart.c
@@ -75,18 +75,18 @@ static char module_name[] = "lart";
/* blob */
#define NUM_BLOB_BLOCKS FLASH_NUMBLOCKS_16m_PARAM
-#define BLOB_START 0x00000000
-#define BLOB_LEN (NUM_BLOB_BLOCKS * FLASH_BLOCKSIZE_PARAM)
+#define PART_BLOB_START 0x00000000
+#define PART_BLOB_LEN (NUM_BLOB_BLOCKS * FLASH_BLOCKSIZE_PARAM)
/* kernel */
#define NUM_KERNEL_BLOCKS 7
-#define KERNEL_START (BLOB_START + BLOB_LEN)
-#define KERNEL_LEN (NUM_KERNEL_BLOCKS * FLASH_BLOCKSIZE_MAIN)
+#define PART_KERNEL_START (PART_BLOB_START + PART_BLOB_LEN)
+#define PART_KERNEL_LEN (NUM_KERNEL_BLOCKS * FLASH_BLOCKSIZE_MAIN)
/* initial ramdisk */
#define NUM_INITRD_BLOCKS 24
-#define INITRD_START (KERNEL_START + KERNEL_LEN)
-#define INITRD_LEN (NUM_INITRD_BLOCKS * FLASH_BLOCKSIZE_MAIN)
+#define PART_INITRD_START (PART_KERNEL_START + PART_KERNEL_LEN)
+#define PART_INITRD_LEN (NUM_INITRD_BLOCKS * FLASH_BLOCKSIZE_MAIN)
/*
* See section 4.0 in "3 Volt Fast Boot Block Flash Memory" Intel Datasheet
@@ -587,20 +587,20 @@ static struct mtd_partition lart_partitions[] = {
/* blob */
{
.name = "blob",
- .offset = BLOB_START,
- .size = BLOB_LEN,
+ .offset = PART_BLOB_START,
+ .size = PART_BLOB_LEN,
},
/* kernel */
{
.name = "kernel",
- .offset = KERNEL_START, /* MTDPART_OFS_APPEND */
- .size = KERNEL_LEN,
+ .offset = PART_KERNEL_START, /* MTDPART_OFS_APPEND */
+ .size = PART_KERNEL_LEN,
},
/* initial ramdisk / file system */
{
.name = "file system",
- .offset = INITRD_START, /* MTDPART_OFS_APPEND */
- .size = INITRD_LEN, /* MTDPART_SIZ_FULL */
+ .offset = PART_INITRD_START, /* MTDPART_OFS_APPEND */
+ .size = PART_INITRD_LEN, /* MTDPART_SIZ_FULL */
}
};
#define NUM_PARTITIONS ARRAY_SIZE(lart_partitions)