From: york yorksun@freescale.com
If 36-bit is enabled, move INIT_RAM_ADDR physical address higher to free lowest 4GB address space.
Signed-off-by: York Sun yorksun@freescale.com --- board/freescale/p2020ds/tlb.c | 8 ++++---- include/configs/P2020DS.h | 11 +++++++++++ 2 files changed, 15 insertions(+), 4 deletions(-)
diff --git a/board/freescale/p2020ds/tlb.c b/board/freescale/p2020ds/tlb.c index 36ad086..824b3b2 100644 --- a/board/freescale/p2020ds/tlb.c +++ b/board/freescale/p2020ds/tlb.c @@ -28,19 +28,19 @@
struct fsl_e_tlb_entry tlb_table[] = { /* TLB 0 - for temp stack in cache */ - SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR, CONFIG_SYS_INIT_RAM_ADDR, + SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR, CONFIG_SYS_INIT_RAM_ADDR_PHYS, MAS3_SX|MAS3_SW|MAS3_SR, 0, 0, 0, BOOKE_PAGESZ_4K, 0), SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024, - CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024, + CONFIG_SYS_INIT_RAM_ADDR_PHYS + 4 * 1024, MAS3_SX|MAS3_SW|MAS3_SR, 0, 0, 0, BOOKE_PAGESZ_4K, 0), SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024, - CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024, + CONFIG_SYS_INIT_RAM_ADDR_PHYS + 8 * 1024, MAS3_SX|MAS3_SW|MAS3_SR, 0, 0, 0, BOOKE_PAGESZ_4K, 0), SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024, - CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024, + CONFIG_SYS_INIT_RAM_ADDR_PHYS + 12 * 1024, MAS3_SX|MAS3_SW|MAS3_SR, 0, 0, 0, BOOKE_PAGESZ_4K, 0),
diff --git a/include/configs/P2020DS.h b/include/configs/P2020DS.h index bf2acbf..e70c673 100644 --- a/include/configs/P2020DS.h +++ b/include/configs/P2020DS.h @@ -249,6 +249,17 @@
#define CONFIG_SYS_INIT_RAM_LOCK 1 #define CONFIG_SYS_INIT_RAM_ADDR 0xffd00000 /* Initial L1 address */ +#ifdef CONFIG_PHYS_64BIT +#define CONFIG_SYS_INIT_RAM_ADDR_PHYS_HIGH 0xf +#define CONFIG_SYS_INIT_RAM_ADDR_PHYS_LOW CONFIG_SYS_INIT_RAM_ADDR +/* The assembler doesn't like typecast */ +#define CONFIG_SYS_INIT_RAM_ADDR_PHYS \ + (CONFIG_SYS_INIT_RAM_ADDR_PHYS_HIGH * 0x100000000ull + CONFIG_SYS_INIT_RAM_ADDR_PHYS_LOW) +#else +#define CONFIG_SYS_INIT_RAM_ADDR_PHYS CONFIG_SYS_INIT_RAM_ADDR /* Initial L1 address */ +#define CONFIG_SYS_INIT_RAM_ADDR_PHYS_HIGH 0 +#define CONFIG_SYS_INIT_RAM_ADDR_PHYS_LOW CONFIG_SYS_INIT_RAM_ADDR_PHYS +#endif #define CONFIG_SYS_INIT_RAM_END 0x00004000 /* End of used area in RAM */
#define CONFIG_SYS_GBL_DATA_SIZE 128 /* num bytes initial data */