diff options
Diffstat (limited to 'target/linux/realtek/files/arch/rlx/mm/imem-dmem.S')
| -rw-r--r-- | target/linux/realtek/files/arch/rlx/mm/imem-dmem.S | 63 |
1 files changed, 58 insertions, 5 deletions
diff --git a/target/linux/realtek/files/arch/rlx/mm/imem-dmem.S b/target/linux/realtek/files/arch/rlx/mm/imem-dmem.S index c77cf531f..7551d89bc 100644 --- a/target/linux/realtek/files/arch/rlx/mm/imem-dmem.S +++ b/target/linux/realtek/files/arch/rlx/mm/imem-dmem.S @@ -1,5 +1,33 @@ #include <asm/asmmacro.h> +#if defined(CONFIG_RTK_VOIP) + .macro refill_dmem sel, addr + .set noreorder + la t0, 0xB800B808 # CTRL + sw zero, 0(t0) + la t1, ( 1 << 21 ) + sw t1, 0(t0) + la t0, 0xB800B800 # SA + sw zero, 0(t0) + la t0, \addr # EXT SA + la t1, 0x1ffffffc + and t1, t0, t1 + la t0, 0xB800B804 + sw t1, 0(t0) + la t0, 0xB800B808 # CTRL + la t1, ( \sel << 23 ) | ( 1 << 22 ) | ( 1 << 19 ) | ( ( ( 0x1000 ) >> 2 ) & 0x3FFFF ) + sw t1, 0(t0) + la t4, ( 1 << 20 ) + or t1, t1, t4 + sw t1, 0(t0) +1: + lw t1, 0(t0) + and t1, t1, t4 + bne t1, zero, 1b + nop + .endm + +#endif .text LEAF(_imem_dmem_init) .set noreorder @@ -32,7 +60,11 @@ nop #--- load iram base and top +#ifdef CONFIG_RTL_819XD +#define IMEM0_SIZE 4096*4 +#else #define IMEM0_SIZE 4096 +#endif #define IMEM1_SIZE 4096 la $8,__iram la $9,0x0fffc000 @@ -41,7 +73,7 @@ nop nop #ifdef CONFIG_ARCH_CPU_RLX5281 -#ifdef CONFIG_RTL8198_REVISION_B +#if defined(CONFIG_RTL8198_REVISION_B) //jasonwang0413 li t6,0xb8000000 lw t7,0(t6) @@ -79,6 +111,7 @@ rev_end: mtc0 $8, $20 nop nop +#if !defined(CONFIG_RTL_819XD) #--- load iram base1 and top1 la $8,__iram #ifdef CONFIG_RTL8198_REVISION_B @@ -107,6 +140,7 @@ rev_end: nop li $8,0x00000010 # IRAM Fill mtc0 $8, $20,1 +#endif nop nop @@ -120,7 +154,13 @@ rev_end: mtc3 $8,$4 # DW bas nop nop +#if defined(CONFIG_RTL_819XD) + #define DMEM0_SIZE 4096*2 + + addiu $8,$8,(DMEM0_SIZE-1) +#else addiu $8,$8,0xfff +#endif mtc3 $8,$5 # DW top nop nop @@ -131,20 +171,33 @@ rev_end: #la $9,0x0fffe000 add $8,$8,1 #and $8,$8,$9 +#if !defined(CONFIG_RTL_819XD) mtc3 $8,$6 # DW bas 1 nop nop addiu $8,$8,0xfff mtc3 $8,$7 # DW top 1 +#endif nop nop - li $8,0x00000400 # DMEM On // pkshih: add to enable DMEM0 and DMEM1 - mtc0 $8, $20 # DMEM0 ON - mtc0 $8, $20,1 # DMEM1 ON +#if defined(CONFIG_RTK_VOIP) && !defined(CONFIG_RTL_89xxD) + #--- Refill the DRAM ----- + refill_dmem 2, __dram_start # DMEM 0 (4k) + refill_dmem 3, __dram_start + 0x1000 # DMEM 1 (4k) +#endif +#if !defined(CONFIG_RTL_89xxD) + mfc0 t0, $20 + or t0, 0x00000400 # DMEM On // pkshih: add to enable DMEM0 and DMEM1 + mtc0 t0, $20 # DMEM0 ON +#endif +#if !defined(CONFIG_RTL_819XD) + mfc0 t0, $20,1 + or t0, 0x00000400 # DMEM On // pkshih: add to enable DMEM0 and DMEM1 + mtc0 t0, $20,1 # DMEM1 ON +#endif nop nop - #else addiu $8,$8,0x3fff mtc3 $8,$1 # IW top |