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| author | Kumar Gala <galak@kernel.crashing.org> | 2009-02-06 09:56:35 -0600 |
|---|---|---|
| committer | Andy Fleming <afleming@freescale.com> | 2009-02-16 18:05:51 -0600 |
| commit | f8523cb0815b2d3d2d780b7d49ca614105555f58 (patch) | |
| tree | 206a783a630f0878ad49977dfe712219bfd4e957 /include | |
| parent | 1542fbdeec0d1e2a6df13189df8dcb1ce8802be3 (diff) | |
| download | u-boot-imx-f8523cb0815b2d3d2d780b7d49ca614105555f58.zip u-boot-imx-f8523cb0815b2d3d2d780b7d49ca614105555f58.tar.gz u-boot-imx-f8523cb0815b2d3d2d780b7d49ca614105555f58.tar.bz2 | |
85xx: Fix how we map DDR memory
Previously we only allowed power-of-two memory sizes and didnt
handle >2G of memory. Now we will map up to CONFIG_MAX_MEM_MAPPED
and should properly handle any size that we can make in the TLBs
we have available to us
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-ppc/config.h | 2 | ||||
| -rw-r--r-- | include/asm-ppc/processor.h | 2 | ||||
| -rw-r--r-- | include/configs/MPC8572DS.h | 1 |
3 files changed, 4 insertions, 1 deletions
diff --git a/include/asm-ppc/config.h b/include/asm-ppc/config.h index 2a4ee15..275a7c8 100644 --- a/include/asm-ppc/config.h +++ b/include/asm-ppc/config.h @@ -22,7 +22,7 @@ #define _ASM_CONFIG_H_ #ifndef CONFIG_MAX_MEM_MAPPED -#if defined(CONFIG_4xx) +#if defined(CONFIG_4xx) || defined(CONFIG_E500) #define CONFIG_MAX_MEM_MAPPED ((phys_size_t)2 << 30) #else #define CONFIG_MAX_MEM_MAPPED (256 << 20) diff --git a/include/asm-ppc/processor.h b/include/asm-ppc/processor.h index e07e5d3..4203ada 100644 --- a/include/asm-ppc/processor.h +++ b/include/asm-ppc/processor.h @@ -451,6 +451,8 @@ #define L2CSR0_L2LO 0x00000020 /* L2 Cache Lock Overflow */ #define SPRN_L2CSR1 0x3fa /* L2 Data Cache Control and Status Register 1 */ +#define SPRN_TLB0CFG 0x2B0 /* TLB 0 Config Register */ +#define SPRN_TLB1CFG 0x2B1 /* TLB 1 Config Register */ #define SPRN_MMUCSR0 0x3f4 /* MMU control and status register 0 */ #define SPRN_MAS0 0x270 /* MMU Assist Register 0 */ #define SPRN_MAS1 0x271 /* MMU Assist Register 1 */ diff --git a/include/configs/MPC8572DS.h b/include/configs/MPC8572DS.h index ac0a464..a2360d8 100644 --- a/include/configs/MPC8572DS.h +++ b/include/configs/MPC8572DS.h @@ -103,6 +103,7 @@ extern unsigned long get_board_ddr_clk(unsigned long dummy); /* DDR Setup */ #define CONFIG_SYS_DDR_TLB_START 9 +#define CONFIG_VERY_BIG_RAM #define CONFIG_FSL_DDR2 #undef CONFIG_FSL_DDR_INTERACTIVE #define CONFIG_SPD_EEPROM /* Use SPD EEPROM for DDR setup */ |