#ifndef __ASM_ARM_SYSTEM_H
#define __ASM_ARM_SYSTEM_H
+#include <common.h>
+#include <linux/compiler.h>
+
#ifdef CONFIG_ARM64
/*
#define CR_WXN (1 << 19) /* Write Permision Imply XN */
#define CR_EE (1 << 25) /* Exception (Big) Endian */
+#ifndef CONFIG_SYS_FULL_VA
#define PGTABLE_SIZE (0x10000)
+#else
+#define PGTABLE_SIZE CONFIG_SYS_PGTABLE_SIZE
+#endif
+
/* 2MB granularity */
#define MMU_SECTION_SHIFT 21
+#define MMU_SECTION_SIZE (1 << MMU_SECTION_SHIFT)
#ifndef __ASSEMBLY__
asm volatile("isb");
}
+static inline unsigned long read_mpidr(void)
+{
+ unsigned long val;
+
+ asm volatile("mrs %0, mpidr_el1" : "=r" (val));
+
+ return val;
+}
+
+#define BSP_COREID 0
+
void __asm_flush_dcache_all(void);
void __asm_invalidate_dcache_all(void);
void __asm_flush_dcache_range(u64 start, u64 end);
void flush_l3_cache(void);
+/*
+ *Issue a hypervisor call in accordance with ARM "SMC Calling convention",
+ * DEN0028A
+ *
+ * @args: input and output arguments
+ *
+ */
+void hvc_call(struct pt_regs *args);
+
+/*
+ *Issue a secure monitor call in accordance with ARM "SMC Calling convention",
+ * DEN0028A
+ *
+ * @args: input and output arguments
+ *
+ */
+void smc_call(struct pt_regs *args);
+
#endif /* __ASSEMBLY__ */
#else /* CONFIG_ARM64 */
#define CR_AFE (1 << 29) /* Access flag enable */
#define CR_TE (1 << 30) /* Thumb exception enable */
+#ifndef PGTABLE_SIZE
#define PGTABLE_SIZE (4096 * 4)
+#endif
/*
* This is used to ensure the compiler did actually allocate the register we
static inline unsigned int get_cr(void)
{
unsigned int val;
- asm("mrc p15, 0, %0, c1, c0, 0 @ get CR" : "=r" (val) : : "cc");
+ asm volatile("mrc p15, 0, %0, c1, c0, 0 @ get CR" : "=r" (val) : : "cc");
return val;
}
isb();
}
-#ifdef CONFIG_ARMV7
+#ifdef CONFIG_CPU_V7
/* Short-Descriptor Translation Table Level 1 Bits */
#define TTB_SECT_NS_MASK (1 << 19)
#define TTB_SECT_NG_MASK (1 << 17)
/* options available for data cache on each page */
enum dcache_option {
- DCACHE_OFF = TTB_SECT_S_MASK | TTB_SECT_DOMAIN(0) |
- TTB_SECT_XN_MASK | TTB_SECT,
+ DCACHE_OFF = TTB_SECT_DOMAIN(0) | TTB_SECT_XN_MASK | TTB_SECT,
DCACHE_WRITETHROUGH = DCACHE_OFF | TTB_SECT_C_MASK,
DCACHE_WRITEBACK = DCACHE_WRITETHROUGH | TTB_SECT_B_MASK,
DCACHE_WRITEALLOC = DCACHE_WRITEBACK | TTB_SECT_TEX(1),
MMU_SECTION_SIZE = 1 << MMU_SECTION_SHIFT,
};
-#ifdef CONFIG_ARMV7
+#ifdef CONFIG_CPU_V7
/* TTBR0 bits */
#define TTBR0_BASE_ADDR_MASK 0xFFFFC000
#define TTBR0_RGN_NC (0 << 3)
*/
void mmu_page_table_flush(unsigned long start, unsigned long stop);
-#ifdef CONFIG_SYS_NONCACHED_MEMORY
-void noncached_init(void);
-phys_addr_t noncached_alloc(size_t size, size_t align);
-#endif /* CONFIG_SYS_NONCACHED_MEMORY */
-
#endif /* __ASSEMBLY__ */
#define arch_align_stack(x) (x)
void mmu_set_region_dcache_behaviour(phys_addr_t start, size_t size,
enum dcache_option option);
+#ifdef CONFIG_SYS_NONCACHED_MEMORY
+void noncached_init(void);
+phys_addr_t noncached_alloc(size_t size, size_t align);
+#endif /* CONFIG_SYS_NONCACHED_MEMORY */
+
#endif /* __ASSEMBLY__ */
#endif