extern void _tlbie(unsigned long va); /* invalidate a TLB entry */
extern void _tlbia(void); /* invalidate all TLB entries */
+#ifdef CONFIG_ADDR_MAP
+extern void init_addr_map(void);
+#endif
+
typedef enum {
IBAT0 = 0, IBAT1, IBAT2, IBAT3,
DBAT0, DBAT1, DBAT2, DBAT3,
#define BPP_RX 0x01 /* Read only */
#define BPP_RW 0x02 /* Read/write */
+/* Macros to get values from BATs, once data is in the BAT register format */
+#define BATU_VALID(x) (x & 0x3)
+#define BATU_VADDR(x) (x & 0xfffe0000)
+#define BATL_PADDR(x) ((phys_addr_t)((x & 0xfffe0000) \
+ | ((x & 0x0e00ULL) << 24) \
+ | ((x & 0x04ULL) << 30)))
+#define BATU_SIZE(x) (1UL << (fls((x & BATU_BL_MAX) >> 2) + 17))
+
/* Used to set up SDR1 register */
#define HASH_TABLE_SIZE_64K 0x00010000
#define HASH_TABLE_SIZE_128K 0x00020000
* FSL Book-E support
*/
-#define MAS0_TLBSEL(x) ((x << 28) & 0x30000000)
-#define MAS0_ESEL(x) ((x << 16) & 0x0FFF0000)
+#define MAS0_TLBSEL_MSK 0x30000000
+#define MAS0_TLBSEL(x) ((x << 28) & MAS0_TLBSEL_MSK)
+#define MAS0_ESEL_MSK 0x0FFF0000
+#define MAS0_ESEL(x) ((x << 16) & MAS0_ESEL_MSK)
#define MAS0_NV(x) ((x) & 0x00000FFF)
#define MAS1_VALID 0x80000000
(((epn) & MAS3_RPN) | (wimge))
#define FSL_BOOKE_MAS3(rpn, user, perms) \
(((rpn) & MAS3_RPN) | (user) | (perms))
+#define FSL_BOOKE_MAS7(rpn) \
+ (((u64)(rpn)) >> 32)
#define BOOKE_PAGESZ_1K 0
#define BOOKE_PAGESZ_4K 1
extern void disable_tlb(u8 esel);
extern void invalidate_tlb(u8 tlb);
extern void init_tlbs(void);
-#ifdef CONFIG_ADDR_MAP
-extern void init_addr_map(void);
-#endif
+extern int find_tlb_idx(void *addr, u8 tlbsel);
+
extern unsigned int setup_ddr_tlbs(unsigned int memsize_in_meg);
+extern void write_tlb(u32 _mas0, u32 _mas1, u32 _mas2, u32 _mas3, u32 _mas7);
+
#define SET_TLB_ENTRY(_tlb, _epn, _rpn, _perms, _wimge, _ts, _esel, _sz, _iprot) \
- { .tlb = _tlb, .epn = _epn, .rpn = _rpn, .perms = _perms, \
- .wimge = _wimge, .ts = _ts, .esel = _esel, .tsize = _sz, .iprot = _iprot }
+ { .mas0 = FSL_BOOKE_MAS0(_tlb, _esel, 0), \
+ .mas1 = FSL_BOOKE_MAS1(1, _iprot, 0, _ts, _sz), \
+ .mas2 = FSL_BOOKE_MAS2(_epn, _wimge), \
+ .mas3 = FSL_BOOKE_MAS3(_rpn, 0, _perms), \
+ .mas7 = FSL_BOOKE_MAS7(_rpn), }
struct fsl_e_tlb_entry {
- u8 tlb;
- u32 epn;
- u64 rpn;
- u8 perms;
- u8 wimge;
- u8 ts;
- u8 esel;
- u8 tsize;
- u8 iprot;
+ u32 mas0;
+ u32 mas1;
+ u32 mas2;
+ u32 mas3;
+ u32 mas7;
};
extern struct fsl_e_tlb_entry tlb_table[];
#endif
#endif
-#if defined(CONFIG_MPC86xx)
-#define LAWBAR_BASE_ADDR 0x00FFFFFF
-#define LAWAR_TRGT_IF 0x01F00000
-#else
-#define LAWBAR_BASE_ADDR 0x000FFFFF
-#define LAWAR_TRGT_IF 0x00F00000
-#endif
+#ifdef CONFIG_MPC83xx
#define LAWAR_EN 0x80000000
#define LAWAR_SIZE 0x0000003F
#define LAWAR_SIZE_8G (LAWAR_SIZE_BASE+22)
#define LAWAR_SIZE_16G (LAWAR_SIZE_BASE+23)
#define LAWAR_SIZE_32G (LAWAR_SIZE_BASE+24)
+#endif
#ifdef CONFIG_440
/* General */