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| author | Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com> | 2009-03-03 15:11:08 +0900 |
|---|---|---|
| committer | Nobuhiro Iwamatsu <iwamatsu@nigauri.org> | 2009-03-12 23:58:29 +0900 |
| commit | 6d84ae3956a6cd7aebd86f661130752594e60124 (patch) | |
| tree | e41e5da94f9ad0899a5dec0267014a32a5e18b65 | |
| parent | 3e3eec39de8fe0ae62e6e4d4e3fa4442ee9ed6b1 (diff) | |
| download | u-boot-imx-6d84ae3956a6cd7aebd86f661130752594e60124.zip u-boot-imx-6d84ae3956a6cd7aebd86f661130752594e60124.tar.gz u-boot-imx-6d84ae3956a6cd7aebd86f661130752594e60124.tar.bz2 | |
sh: Add macros for SH-4A 32-Bit Address Extended Mode
Signed-off-by: Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
| -rw-r--r-- | include/asm-sh/cpu_sh4.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/include/asm-sh/cpu_sh4.h b/include/asm-sh/cpu_sh4.h index d2dbfcd..fdcebd6 100644 --- a/include/asm-sh/cpu_sh4.h +++ b/include/asm-sh/cpu_sh4.h @@ -54,4 +54,29 @@ # error "Unknown SH4 variant" #endif +#if defined(CONFIG_SH_32BIT) +#define PMB_ADDR_ARRAY 0xf6100000 +#define PMB_ADDR_ENTRY 8 +#define PMB_VPN 24 + +#define PMB_DATA_ARRAY 0xf7100000 +#define PMB_DATA_ENTRY 8 +#define PMB_PPN 24 +#define PMB_UB 9 /* Buffered write */ +#define PMB_V 8 /* Valid */ +#define PMB_SZ1 7 /* Page size (upper bit) */ +#define PMB_SZ0 4 /* Page size (lower bit) */ +#define PMB_C 3 /* Cacheability */ +#define PMB_WT 0 /* Write-through */ + +#define PMB_ADDR_BASE(entry) (PMB_ADDR_ARRAY + (entry << PMB_ADDR_ENTRY)) +#define PMB_DATA_BASE(entry) (PMB_DATA_ARRAY + (entry << PMB_DATA_ENTRY)) +#define mk_pmb_addr_val(vpn) ((vpn << PMB_VPN)) +#define mk_pmb_data_val(ppn, ub, v, sz1, sz0, c, wt) \ + ((ppn << PMB_PPN) | (ub << PMB_UB) | \ + (v << PMB_V) | (sz1 << PMB_SZ1) | \ + (sz0 << PMB_SZ0) | (c << PMB_C) | \ + (wt << PMB_WT)) +#endif + #endif /* _ASM_CPU_SH4_H_ */ |