diff options
Diffstat (limited to 'cpu/ppc4xx/start.S')
| -rw-r--r-- | cpu/ppc4xx/start.S | 418 |
1 files changed, 219 insertions, 199 deletions
diff --git a/cpu/ppc4xx/start.S b/cpu/ppc4xx/start.S index 97411bd..f2b8908 100644 --- a/cpu/ppc4xx/start.S +++ b/cpu/ppc4xx/start.S @@ -63,6 +63,7 @@ */ #include <config.h> #include <ppc4xx.h> +#include <timestamp.h> #include <version.h> #define _LINUX_CONFIG_H 1 /* avoid reading Linux autoconf.h file */ @@ -72,74 +73,75 @@ #include <asm/cache.h> #include <asm/mmu.h> +#include <asm/ppc4xx-isram.h> #ifndef CONFIG_IDENT_STRING #define CONFIG_IDENT_STRING "" #endif -#ifdef CFG_INIT_DCACHE_CS -# if (CFG_INIT_DCACHE_CS == 0) +#ifdef CONFIG_SYS_INIT_DCACHE_CS +# if (CONFIG_SYS_INIT_DCACHE_CS == 0) # define PBxAP pb0ap # define PBxCR pb0cr -# if (defined(CFG_EBC_PB0AP) && defined(CFG_EBC_PB0CR)) -# define PBxAP_VAL CFG_EBC_PB0AP -# define PBxCR_VAL CFG_EBC_PB0CR +# if (defined(CONFIG_SYS_EBC_PB0AP) && defined(CONFIG_SYS_EBC_PB0CR)) +# define PBxAP_VAL CONFIG_SYS_EBC_PB0AP +# define PBxCR_VAL CONFIG_SYS_EBC_PB0CR # endif # endif -# if (CFG_INIT_DCACHE_CS == 1) +# if (CONFIG_SYS_INIT_DCACHE_CS == 1) # define PBxAP pb1ap # define PBxCR pb1cr -# if (defined(CFG_EBC_PB1AP) && defined(CFG_EBC_PB1CR)) -# define PBxAP_VAL CFG_EBC_PB1AP -# define PBxCR_VAL CFG_EBC_PB1CR +# if (defined(CONFIG_SYS_EBC_PB1AP) && defined(CONFIG_SYS_EBC_PB1CR)) +# define PBxAP_VAL CONFIG_SYS_EBC_PB1AP +# define PBxCR_VAL CONFIG_SYS_EBC_PB1CR # endif # endif -# if (CFG_INIT_DCACHE_CS == 2) +# if (CONFIG_SYS_INIT_DCACHE_CS == 2) # define PBxAP pb2ap # define PBxCR pb2cr -# if (defined(CFG_EBC_PB2AP) && defined(CFG_EBC_PB2CR)) -# define PBxAP_VAL CFG_EBC_PB2AP -# define PBxCR_VAL CFG_EBC_PB2CR +# if (defined(CONFIG_SYS_EBC_PB2AP) && defined(CONFIG_SYS_EBC_PB2CR)) +# define PBxAP_VAL CONFIG_SYS_EBC_PB2AP +# define PBxCR_VAL CONFIG_SYS_EBC_PB2CR # endif # endif -# if (CFG_INIT_DCACHE_CS == 3) +# if (CONFIG_SYS_INIT_DCACHE_CS == 3) # define PBxAP pb3ap # define PBxCR pb3cr -# if (defined(CFG_EBC_PB3AP) && defined(CFG_EBC_PB3CR)) -# define PBxAP_VAL CFG_EBC_PB3AP -# define PBxCR_VAL CFG_EBC_PB3CR +# if (defined(CONFIG_SYS_EBC_PB3AP) && defined(CONFIG_SYS_EBC_PB3CR)) +# define PBxAP_VAL CONFIG_SYS_EBC_PB3AP +# define PBxCR_VAL CONFIG_SYS_EBC_PB3CR # endif # endif -# if (CFG_INIT_DCACHE_CS == 4) +# if (CONFIG_SYS_INIT_DCACHE_CS == 4) # define PBxAP pb4ap # define PBxCR pb4cr -# if (defined(CFG_EBC_PB4AP) && defined(CFG_EBC_PB4CR)) -# define PBxAP_VAL CFG_EBC_PB4AP -# define PBxCR_VAL CFG_EBC_PB4CR +# if (defined(CONFIG_SYS_EBC_PB4AP) && defined(CONFIG_SYS_EBC_PB4CR)) +# define PBxAP_VAL CONFIG_SYS_EBC_PB4AP +# define PBxCR_VAL CONFIG_SYS_EBC_PB4CR # endif # endif -# if (CFG_INIT_DCACHE_CS == 5) +# if (CONFIG_SYS_INIT_DCACHE_CS == 5) # define PBxAP pb5ap # define PBxCR pb5cr -# if (defined(CFG_EBC_PB5AP) && defined(CFG_EBC_PB5CR)) -# define PBxAP_VAL CFG_EBC_PB5AP -# define PBxCR_VAL CFG_EBC_PB5CR +# if (defined(CONFIG_SYS_EBC_PB5AP) && defined(CONFIG_SYS_EBC_PB5CR)) +# define PBxAP_VAL CONFIG_SYS_EBC_PB5AP +# define PBxCR_VAL CONFIG_SYS_EBC_PB5CR # endif # endif -# if (CFG_INIT_DCACHE_CS == 6) +# if (CONFIG_SYS_INIT_DCACHE_CS == 6) # define PBxAP pb6ap # define PBxCR pb6cr -# if (defined(CFG_EBC_PB6AP) && defined(CFG_EBC_PB6CR)) -# define PBxAP_VAL CFG_EBC_PB6AP -# define PBxCR_VAL CFG_EBC_PB6CR +# if (defined(CONFIG_SYS_EBC_PB6AP) && defined(CONFIG_SYS_EBC_PB6CR)) +# define PBxAP_VAL CONFIG_SYS_EBC_PB6AP +# define PBxCR_VAL CONFIG_SYS_EBC_PB6CR # endif # endif -# if (CFG_INIT_DCACHE_CS == 7) +# if (CONFIG_SYS_INIT_DCACHE_CS == 7) # define PBxAP pb7ap # define PBxCR pb7cr -# if (defined(CFG_EBC_PB7AP) && defined(CFG_EBC_PB7CR)) -# define PBxAP_VAL CFG_EBC_PB7AP -# define PBxCR_VAL CFG_EBC_PB7CR +# if (defined(CONFIG_SYS_EBC_PB7AP) && defined(CONFIG_SYS_EBC_PB7CR)) +# define PBxAP_VAL CONFIG_SYS_EBC_PB7AP +# define PBxCR_VAL CONFIG_SYS_EBC_PB7CR # endif # endif # ifndef PBxAP_VAL @@ -149,11 +151,11 @@ # define PBxCR_VAL 0 # endif /* - * Memory Bank x (nothingness) initialization CFG_INIT_RAM_ADDR + 64 MiB + * Memory Bank x (nothingness) initialization CONFIG_SYS_INIT_RAM_ADDR + 64 MiB * used as temporary stack pointer for the primordial stack */ -# ifndef CFG_INIT_DCACHE_PBxAR -# define CFG_INIT_DCACHE_PBxAR (EBC_BXAP_BME_DISABLED | \ +# ifndef CONFIG_SYS_INIT_DCACHE_PBxAR +# define CONFIG_SYS_INIT_DCACHE_PBxAR (EBC_BXAP_BME_DISABLED | \ EBC_BXAP_TWT_ENCODE(7) | \ EBC_BXAP_BCE_DISABLE | \ EBC_BXAP_BCT_2TRANS | \ @@ -166,42 +168,42 @@ EBC_BXAP_SOR_NONDELAYED | \ EBC_BXAP_BEM_WRITEONLY | \ EBC_BXAP_PEN_DISABLED) -# endif /* CFG_INIT_DCACHE_PBxAR */ -# ifndef CFG_INIT_DCACHE_PBxCR -# define CFG_INIT_DCACHE_PBxCR (EBC_BXCR_BAS_ENCODE(CFG_INIT_RAM_ADDR) | \ +# endif /* CONFIG_SYS_INIT_DCACHE_PBxAR */ +# ifndef CONFIG_SYS_INIT_DCACHE_PBxCR +# define CONFIG_SYS_INIT_DCACHE_PBxCR (EBC_BXCR_BAS_ENCODE(CONFIG_SYS_INIT_RAM_ADDR) | \ EBC_BXCR_BS_64MB | \ EBC_BXCR_BU_RW | \ EBC_BXCR_BW_16BIT) -# endif /* CFG_INIT_DCACHE_PBxCR */ -# ifndef CFG_INIT_RAM_PATTERN -# define CFG_INIT_RAM_PATTERN 0xDEADDEAD +# endif /* CONFIG_SYS_INIT_DCACHE_PBxCR */ +# ifndef CONFIG_SYS_INIT_RAM_PATTERN +# define CONFIG_SYS_INIT_RAM_PATTERN 0xDEADDEAD # endif -#endif /* CFG_INIT_DCACHE_CS */ +#endif /* CONFIG_SYS_INIT_DCACHE_CS */ -#if (defined(CFG_INIT_RAM_DCACHE) && (CFG_INIT_RAM_END > (4 << 10))) -#error Only 4k of init-ram is supported - please adjust CFG_INIT_RAM_END! +#if (defined(CONFIG_SYS_INIT_RAM_DCACHE) && (CONFIG_SYS_INIT_RAM_END > (4 << 10))) +#error Only 4k of init-ram is supported - please adjust CONFIG_SYS_INIT_RAM_END! #endif /* * Unless otherwise overriden, enable two 128MB cachable instruction regions - * at CFG_SDRAM_BASE and another 128MB cacheable instruction region covering - * NOR flash at CFG_FLASH_BASE. Disable all cacheable data regions. + * at CONFIG_SYS_SDRAM_BASE and another 128MB cacheable instruction region covering + * NOR flash at CONFIG_SYS_FLASH_BASE. Disable all cacheable data regions. */ -#if !defined(CFG_FLASH_BASE) +#if !defined(CONFIG_SYS_FLASH_BASE) /* If not already defined, set it to the "last" 128MByte region */ -# define CFG_FLASH_BASE 0xf8000000 +# define CONFIG_SYS_FLASH_BASE 0xf8000000 #endif -#if !defined(CFG_ICACHE_SACR_VALUE) -# define CFG_ICACHE_SACR_VALUE \ - (PPC_128MB_SACR_VALUE(CFG_SDRAM_BASE + ( 0 << 20)) | \ - PPC_128MB_SACR_VALUE(CFG_SDRAM_BASE + (128 << 20)) | \ - PPC_128MB_SACR_VALUE(CFG_FLASH_BASE)) -#endif /* !defined(CFG_ICACHE_SACR_VALUE) */ - -#if !defined(CFG_DCACHE_SACR_VALUE) -# define CFG_DCACHE_SACR_VALUE \ +#if !defined(CONFIG_SYS_ICACHE_SACR_VALUE) +# define CONFIG_SYS_ICACHE_SACR_VALUE \ + (PPC_128MB_SACR_VALUE(CONFIG_SYS_SDRAM_BASE + ( 0 << 20)) | \ + PPC_128MB_SACR_VALUE(CONFIG_SYS_SDRAM_BASE + (128 << 20)) | \ + PPC_128MB_SACR_VALUE(CONFIG_SYS_FLASH_BASE)) +#endif /* !defined(CONFIG_SYS_ICACHE_SACR_VALUE) */ + +#if !defined(CONFIG_SYS_DCACHE_SACR_VALUE) +# define CONFIG_SYS_DCACHE_SACR_VALUE \ (0x00000000) -#endif /* !defined(CFG_DCACHE_SACR_VALUE) */ +#endif /* !defined(CONFIG_SYS_DCACHE_SACR_VALUE) */ #define function_prolog(func_name) .text; \ .align 2; \ @@ -509,7 +511,7 @@ rsttlb: tlbwe r0,r1,0x0000 /* Invalidate all entries (V=0)*/ .globl version_string version_string: .ascii U_BOOT_VERSION - .ascii " (", __DATE__, " - ", __TIME__, ")" + .ascii " (", U_BOOT_DATE, " - ", U_BOOT_TIME, ")" .ascii CONFIG_IDENT_STRING, "\0" . = EXC_OFF_SYS_RESET @@ -609,15 +611,15 @@ _start: /*----------------------------------------------------------------*/ /* Debug setup -- some (not very good) ice's need an event*/ - /* to establish control :-( Define CFG_INIT_DBCR to the dbsr */ + /* to establish control :-( Define CONFIG_SYS_INIT_DBCR to the dbsr */ /* value you need in this case 0x8cff 0000 should do the trick */ /*----------------------------------------------------------------*/ -#if defined(CFG_INIT_DBCR) +#if defined(CONFIG_SYS_INIT_DBCR) lis r1,0xffff ori r1,r1,0xffff mtspr dbsr,r1 /* Clear all status bits */ - lis r0,CFG_INIT_DBCR@h - ori r0,r0,CFG_INIT_DBCR@l + lis r0,CONFIG_SYS_INIT_DBCR@h + ori r0,r0,CONFIG_SYS_INIT_DBCR@l mtspr dbcr0,r0 isync #endif @@ -627,12 +629,12 @@ _start: /*----------------------------------------------------------------*/ li r0,0 -#ifdef CFG_INIT_RAM_DCACHE +#ifdef CONFIG_SYS_INIT_RAM_DCACHE /* Clear Dcache to use as RAM */ - addis r3,r0,CFG_INIT_RAM_ADDR@h - ori r3,r3,CFG_INIT_RAM_ADDR@l - addis r4,r0,CFG_INIT_RAM_END@h - ori r4,r4,CFG_INIT_RAM_END@l + addis r3,r0,CONFIG_SYS_INIT_RAM_ADDR@h + ori r3,r3,CONFIG_SYS_INIT_RAM_ADDR@l + addis r4,r0,CONFIG_SYS_INIT_RAM_END@h + ori r4,r4,CONFIG_SYS_INIT_RAM_END@l rlwinm. r5,r4,0,27,31 rlwinm r5,r4,27,5,31 beq ..d_ran @@ -670,82 +672,95 @@ _start: mtspr dtv3,r1 msync isync -#endif /* CFG_INIT_RAM_DCACHE */ +#endif /* CONFIG_SYS_INIT_RAM_DCACHE */ /* 440EP & 440GR are only 440er PPC's without internal SRAM */ #if !defined(CONFIG_440EP) && !defined(CONFIG_440GR) /* not all PPC's have internal SRAM usable as L2-cache */ #if defined(CONFIG_440GX) || \ defined(CONFIG_440SP) || defined(CONFIG_440SPE) || \ - defined(CONFIG_460EX) || defined(CONFIG_460GT) || \ defined(CONFIG_460SX) - mtdcr l2_cache_cfg,r0 /* Ensure L2 Cache is off */ + mtdcr L2_CACHE_CFG,r0 /* Ensure L2 Cache is off */ +#elif defined(CONFIG_460EX) || defined(CONFIG_460GT) + lis r1, 0x0000 + ori r1,r1,0x0008 /* Set L2_CACHE_CFG[RDBW]=1 */ + mtdcr L2_CACHE_CFG,r1 #endif lis r2,0x7fff ori r2,r2,0xffff - mfdcr r1,isram0_dpc + mfdcr r1,ISRAM0_DPC and r1,r1,r2 /* Disable parity check */ - mtdcr isram0_dpc,r1 - mfdcr r1,isram0_pmeg + mtdcr ISRAM0_DPC,r1 + mfdcr r1,ISRAM0_PMEG and r1,r1,r2 /* Disable pwr mgmt */ - mtdcr isram0_pmeg,r1 + mtdcr ISRAM0_PMEG,r1 lis r1,0x8000 /* BAS = 8000_0000 */ #if defined(CONFIG_440GX) || defined(CONFIG_440SP) ori r1,r1,0x0980 /* first 64k */ - mtdcr isram0_sb0cr,r1 + mtdcr ISRAM0_SB0CR,r1 lis r1,0x8001 ori r1,r1,0x0980 /* second 64k */ - mtdcr isram0_sb1cr,r1 + mtdcr ISRAM0_SB1CR,r1 lis r1, 0x8002 ori r1,r1, 0x0980 /* third 64k */ - mtdcr isram0_sb2cr,r1 + mtdcr ISRAM0_SB2CR,r1 lis r1, 0x8003 ori r1,r1, 0x0980 /* fourth 64k */ - mtdcr isram0_sb3cr,r1 -#elif defined(CONFIG_440SPE) - lis r1,0x0000 /* BAS = 0000_0000 */ + mtdcr ISRAM0_SB3CR,r1 +#elif defined(CONFIG_440SPE) || defined(CONFIG_460EX) || defined(CONFIG_460GT) + lis r1,0x0000 /* BAS = X_0000_0000 */ ori r1,r1,0x0984 /* first 64k */ - mtdcr isram0_sb0cr,r1 + mtdcr ISRAM0_SB0CR,r1 lis r1,0x0001 ori r1,r1,0x0984 /* second 64k */ - mtdcr isram0_sb1cr,r1 + mtdcr ISRAM0_SB1CR,r1 lis r1, 0x0002 ori r1,r1, 0x0984 /* third 64k */ - mtdcr isram0_sb2cr,r1 + mtdcr ISRAM0_SB2CR,r1 lis r1, 0x0003 ori r1,r1, 0x0984 /* fourth 64k */ - mtdcr isram0_sb3cr,r1 -#elif defined(CONFIG_460EX) || defined(CONFIG_460GT) - lis r1,0x4000 /* BAS = 8000_0000 */ - ori r1,r1,0x4580 /* 16k */ - mtdcr isram0_sb0cr,r1 + mtdcr ISRAM0_SB3CR,r1 +#if defined(CONFIG_460EX) || defined(CONFIG_460GT) + lis r2,0x7fff + ori r2,r2,0xffff + mfdcr r1,ISRAM1_DPC + and r1,r1,r2 /* Disable parity check */ + mtdcr ISRAM1_DPC,r1 + mfdcr r1,ISRAM1_PMEG + and r1,r1,r2 /* Disable pwr mgmt */ + mtdcr ISRAM1_PMEG,r1 + + lis r1,0x0004 /* BAS = 4_0004_0000 */ + ori r1,r1,0x0984 /* 64k */ + mtdcr ISRAM1_SB0CR,r1 +#endif #elif defined(CONFIG_460SX) lis r1,0x0000 /* BAS = 0000_0000 */ ori r1,r1,0x0B84 /* first 128k */ - mtdcr isram0_sb0cr,r1 + mtdcr ISRAM0_SB0CR,r1 lis r1,0x0001 ori r1,r1,0x0B84 /* second 128k */ - mtdcr isram0_sb1cr,r1 + mtdcr ISRAM0_SB1CR,r1 lis r1, 0x0002 ori r1,r1, 0x0B84 /* third 128k */ - mtdcr isram0_sb2cr,r1 + mtdcr ISRAM0_SB2CR,r1 lis r1, 0x0003 ori r1,r1, 0x0B84 /* fourth 128k */ - mtdcr isram0_sb3cr,r1 + mtdcr ISRAM0_SB3CR,r1 #elif defined(CONFIG_440GP) ori r1,r1,0x0380 /* 8k rw */ - mtdcr isram0_sb0cr,r1 - mtdcr isram0_sb1cr,r0 /* Disable bank 1 */ + mtdcr ISRAM0_SB0CR,r1 + mtdcr ISRAM0_SB1CR,r0 /* Disable bank 1 */ #endif #endif /* #if !defined(CONFIG_440EP) && !defined(CONFIG_440GR) */ /*----------------------------------------------------------------*/ /* Setup the stack in internal SRAM */ /*----------------------------------------------------------------*/ - lis r1,CFG_INIT_RAM_ADDR@h - ori r1,r1,CFG_INIT_SP_OFFSET@l + lis r1,CONFIG_SYS_INIT_RAM_ADDR@h + ori r1,r1,CONFIG_SYS_INIT_SP_OFFSET@l li r0,0 stwu r0,-4(r1) stwu r0,-4(r1) /* Terminate call chain */ @@ -852,18 +867,18 @@ _start: sync /* Set-up icache cacheability. */ - lis r1, CFG_ICACHE_SACR_VALUE@h - ori r1, r1, CFG_ICACHE_SACR_VALUE@l + lis r1, CONFIG_SYS_ICACHE_SACR_VALUE@h + ori r1, r1, CONFIG_SYS_ICACHE_SACR_VALUE@l mticcr r1 isync /* Set-up dcache cacheability. */ - lis r1, CFG_DCACHE_SACR_VALUE@h - ori r1, r1, CFG_DCACHE_SACR_VALUE@l + lis r1, CONFIG_SYS_DCACHE_SACR_VALUE@h + ori r1, r1, CONFIG_SYS_DCACHE_SACR_VALUE@l mtdccr r1 - addis r1,r0,CFG_INIT_RAM_ADDR@h - ori r1,r1,CFG_INIT_SP_OFFSET /* set up the stack to SDRAM */ + addis r1,r0,CONFIG_SYS_INIT_RAM_ADDR@h + ori r1,r1,CONFIG_SYS_INIT_SP_OFFSET /* set up the stack to SDRAM */ li r0, 0 /* Make room for stack frame header and */ stwu r0, -4(r1) /* clear final stack frame so that */ stwu r0, -4(r1) /* stack backtraces terminate cleanly */ @@ -908,31 +923,32 @@ _start: bl invalidate_dcache /* Set-up icache cacheability. */ - lis r4, CFG_ICACHE_SACR_VALUE@h - ori r4, r4, CFG_ICACHE_SACR_VALUE@l + lis r4, CONFIG_SYS_ICACHE_SACR_VALUE@h + ori r4, r4, CONFIG_SYS_ICACHE_SACR_VALUE@l mticcr r4 isync /* Set-up dcache cacheability. */ - lis r4, CFG_DCACHE_SACR_VALUE@h - ori r4, r4, CFG_DCACHE_SACR_VALUE@l + lis r4, CONFIG_SYS_DCACHE_SACR_VALUE@h + ori r4, r4, CONFIG_SYS_DCACHE_SACR_VALUE@l mtdccr r4 -#if !(defined(CFG_EBC_PB0AP) && defined(CFG_EBC_PB0CR)) +#if !(defined(CONFIG_SYS_EBC_PB0AP) && defined(CONFIG_SYS_EBC_PB0CR))\ + && !defined (CONFIG_XILINX_405) /*----------------------------------------------------------------------- */ /* Tune the speed and size for flash CS0 */ /*----------------------------------------------------------------------- */ bl ext_bus_cntlr_init #endif -#if !(defined(CFG_INIT_DCACHE_CS) || defined(CFG_TEMP_STACK_OCM)) +#if !(defined(CONFIG_SYS_INIT_DCACHE_CS) || defined(CONFIG_SYS_TEMP_STACK_OCM)) /* * For boards that don't have OCM and can't use the data cache * for their primordial stack, setup stack here directly after the * SDRAM is initialized in ext_bus_cntlr_init. */ - lis r1, CFG_INIT_RAM_ADDR@h - ori r1,r1,CFG_INIT_SP_OFFSET /* set up the stack in SDRAM */ + lis r1, CONFIG_SYS_INIT_RAM_ADDR@h + ori r1,r1,CONFIG_SYS_INIT_SP_OFFSET /* set up the stack in SDRAM */ li r0, 0 /* Make room for stack frame header and */ stwu r0, -4(r1) /* clear final stack frame so that */ @@ -946,7 +962,7 @@ _start: ori r0, r0, RESET_VECTOR@l stwu r1, -8(r1) /* Save back chain and move SP */ stw r0, +12(r1) /* Save return addr (underflow vect) */ -#endif /* !(CFG_INIT_DCACHE_CS || !CFG_TEM_STACK_OCM) */ +#endif /* !(CONFIG_SYS_INIT_DCACHE_CS || !CONFIG_SYS_TEM_STACK_OCM) */ #if defined(CONFIG_405EP) /*----------------------------------------------------------------------- */ @@ -959,25 +975,25 @@ _start: bl ppc405ep_init /* do ppc405ep specific init */ #endif /* CONFIG_405EP */ -#if defined(CFG_OCM_DATA_ADDR) && defined(CFG_OCM_DATA_SIZE) +#if defined(CONFIG_SYS_OCM_DATA_ADDR) && defined(CONFIG_SYS_OCM_DATA_SIZE) #if defined(CONFIG_405EZ) /******************************************************************** * Setup OCM - On Chip Memory - PPC405EZ uses OCM Controller V2 *******************************************************************/ /* * We can map the OCM on the PLB3, so map it at - * CFG_OCM_DATA_ADDR + 0x8000 + * CONFIG_SYS_OCM_DATA_ADDR + 0x8000 */ - lis r3,CFG_OCM_DATA_ADDR@h /* OCM location */ - ori r3,r3,CFG_OCM_DATA_ADDR@l + lis r3,CONFIG_SYS_OCM_DATA_ADDR@h /* OCM location */ + ori r3,r3,CONFIG_SYS_OCM_DATA_ADDR@l ori r3,r3,0x0270 /* 16K for Bank 1, R/W/Enable */ mtdcr ocmplb3cr1,r3 /* Set PLB Access */ ori r3,r3,0x4000 /* Add 0x4000 for bank 2 */ mtdcr ocmplb3cr2,r3 /* Set PLB Access */ isync - lis r3,CFG_OCM_DATA_ADDR@h /* OCM location */ - ori r3,r3,CFG_OCM_DATA_ADDR@l + lis r3,CONFIG_SYS_OCM_DATA_ADDR@h /* OCM location */ + ori r3,r3,CONFIG_SYS_OCM_DATA_ADDR@l ori r3,r3,0x0270 /* 16K for Bank 1, R/W/Enable */ mtdcr ocmdscr1, r3 /* Set Data Side */ mtdcr ocmiscr1, r3 /* Set Instruction Side */ @@ -1003,8 +1019,8 @@ _start: mtdcr ocmdscntl, r4 /* set data-side IRAM config */ isync - lis r3,CFG_OCM_DATA_ADDR@h /* OCM location */ - ori r3,r3,CFG_OCM_DATA_ADDR@l + lis r3,CONFIG_SYS_OCM_DATA_ADDR@h /* OCM location */ + ori r3,r3,CONFIG_SYS_OCM_DATA_ADDR@l mtdcr ocmdsarc, r3 addis r4, 0, 0xC000 /* OCM data area enabled */ mtdcr ocmdscntl, r4 @@ -1015,26 +1031,26 @@ _start: /*----------------------------------------------------------------------- */ /* Setup temporary stack in DCACHE or OCM if needed for SDRAM SPD. */ /*----------------------------------------------------------------------- */ -#ifdef CFG_INIT_DCACHE_CS +#ifdef CONFIG_SYS_INIT_DCACHE_CS li r4, PBxAP mtdcr ebccfga, r4 - lis r4, CFG_INIT_DCACHE_PBxAR@h - ori r4, r4, CFG_INIT_DCACHE_PBxAR@l + lis r4, CONFIG_SYS_INIT_DCACHE_PBxAR@h + ori r4, r4, CONFIG_SYS_INIT_DCACHE_PBxAR@l mtdcr ebccfgd, r4 addi r4, 0, PBxCR mtdcr ebccfga, r4 - lis r4, CFG_INIT_DCACHE_PBxCR@h - ori r4, r4, CFG_INIT_DCACHE_PBxCR@l + lis r4, CONFIG_SYS_INIT_DCACHE_PBxCR@h + ori r4, r4, CONFIG_SYS_INIT_DCACHE_PBxCR@l mtdcr ebccfgd, r4 /* * Enable the data cache for the 128MB storage access control region - * at CFG_INIT_RAM_ADDR. + * at CONFIG_SYS_INIT_RAM_ADDR. */ mfdccr r4 - oris r4, r4, PPC_128MB_SACR_VALUE(CFG_INIT_RAM_ADDR)@h - ori r4, r4, PPC_128MB_SACR_VALUE(CFG_INIT_RAM_ADDR)@l + oris r4, r4, PPC_128MB_SACR_VALUE(CONFIG_SYS_INIT_RAM_ADDR)@h + ori r4, r4, PPC_128MB_SACR_VALUE(CONFIG_SYS_INIT_RAM_ADDR)@l mtdccr r4 /* @@ -1044,11 +1060,11 @@ _start: */ li r0, 0 - lis r3, CFG_INIT_RAM_ADDR@h - ori r3, r3, CFG_INIT_RAM_ADDR@l + lis r3, CONFIG_SYS_INIT_RAM_ADDR@h + ori r3, r3, CONFIG_SYS_INIT_RAM_ADDR@l - lis r4, CFG_INIT_RAM_END@h - ori r4, r4, CFG_INIT_RAM_END@l + lis r4, CONFIG_SYS_INIT_RAM_END@h + ori r4, r4, CONFIG_SYS_INIT_RAM_END@l /* * Convert the size, in bytes, to the number of cache lines/blocks @@ -1072,18 +1088,18 @@ _start: * Load the initial stack pointer and data area and convert the size, * in bytes, to the number of words to initialize to a known value. */ - lis r1, CFG_INIT_RAM_ADDR@h - ori r1, r1, CFG_INIT_SP_OFFSET@l + lis r1, CONFIG_SYS_INIT_RAM_ADDR@h + ori r1, r1, CONFIG_SYS_INIT_SP_OFFSET@l - lis r4, (CFG_INIT_RAM_END >> 2)@h - ori r4, r4, (CFG_INIT_RAM_END >> 2)@l + lis r4, (CONFIG_SYS_INIT_RAM_END >> 2)@h + ori r4, r4, (CONFIG_SYS_INIT_RAM_END >> 2)@l mtctr r4 - lis r2, CFG_INIT_RAM_ADDR@h - ori r2, r2, CFG_INIT_RAM_END@l + lis r2, CONFIG_SYS_INIT_RAM_ADDR@h + ori r2, r2, CONFIG_SYS_INIT_RAM_END@l - lis r4, CFG_INIT_RAM_PATTERN@h - ori r4, r4, CFG_INIT_RAM_PATTERN@l + lis r4, CONFIG_SYS_INIT_RAM_PATTERN@h + ori r4, r4, CONFIG_SYS_INIT_RAM_PATTERN@l ..stackloop: stwu r4, -4(r2) @@ -1106,15 +1122,15 @@ _start: stwu r1, -8(r1) /* Save back chain and move SP */ stw r0, +12(r1) /* Save return addr (underflow vect) */ -#elif defined(CFG_TEMP_STACK_OCM) && \ - (defined(CFG_OCM_DATA_ADDR) && defined(CFG_OCM_DATA_SIZE)) +#elif defined(CONFIG_SYS_TEMP_STACK_OCM) && \ + (defined(CONFIG_SYS_OCM_DATA_ADDR) && defined(CONFIG_SYS_OCM_DATA_SIZE)) /* * Stack in OCM. */ /* Set up Stack at top of OCM */ - lis r1, (CFG_INIT_RAM_ADDR + CFG_INIT_SP_OFFSET)@h - ori r1, r1, (CFG_INIT_RAM_ADDR + CFG_INIT_SP_OFFSET)@l + lis r1, (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)@h + ori r1, r1, (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)@l /* Set up a zeroized stack frame so that backtrace works right */ li r0, 0 @@ -1130,7 +1146,7 @@ _start: ori r0, r0, RESET_VECTOR@l stwu r1, -8(r1) /* Save back chain and move SP */ stw r0, +12(r1) /* Save return addr (underflow vect) */ -#endif /* CFG_INIT_DCACHE_CS */ +#endif /* CONFIG_SYS_INIT_DCACHE_CS */ #ifdef CONFIG_NAND_SPL bl nand_boot_common /* will not return */ @@ -1341,7 +1357,7 @@ in32r: */ .globl relocate_code relocate_code: -#if defined(CONFIG_4xx_DCACHE) || defined(CFG_INIT_DCACHE_CS) +#if defined(CONFIG_4xx_DCACHE) || defined(CONFIG_SYS_INIT_DCACHE_CS) /* * We need to flush the initial global data (gd_t) before the dcache * will be invalidated. @@ -1354,10 +1370,10 @@ relocate_code: /* Flush initial global data range */ mr r3, r4 - addi r4, r4, CFG_GBL_DATA_SIZE@l + addi r4, r4, CONFIG_SYS_GBL_DATA_SIZE@l bl flush_dcache_range -#if defined(CFG_INIT_DCACHE_CS) +#if defined(CONFIG_SYS_INIT_DCACHE_CS) /* * Undo the earlier data cache set-up for the primordial stack and * data area. First, invalidate the data cache and then disable data @@ -1366,19 +1382,19 @@ relocate_code: */ /* Invalidate the primordial stack and data area in cache */ - lis r3, CFG_INIT_RAM_ADDR@h - ori r3, r3, CFG_INIT_RAM_ADDR@l + lis r3, CONFIG_SYS_INIT_RAM_ADDR@h + ori r3, r3, CONFIG_SYS_INIT_RAM_ADDR@l - lis r4, CFG_INIT_RAM_END@h - ori r4, r4, CFG_INIT_RAM_END@l + lis r4, CONFIG_SYS_INIT_RAM_END@h + ori r4, r4, CONFIG_SYS_INIT_RAM_END@l add r4, r4, r3 bl invalidate_dcache_range /* Disable cacheability for the region */ mfdccr r3 - lis r4, ~PPC_128MB_SACR_VALUE(CFG_INIT_RAM_ADDR)@h - ori r4, r4, ~PPC_128MB_SACR_VALUE(CFG_INIT_RAM_ADDR)@l + lis r4, ~PPC_128MB_SACR_VALUE(CONFIG_SYS_INIT_RAM_ADDR)@h + ori r4, r4, ~PPC_128MB_SACR_VALUE(CONFIG_SYS_INIT_RAM_ADDR)@l and r3, r3, r4 mtdccr r3 @@ -1394,15 +1410,15 @@ relocate_code: lis r3, PBxCR_VAL@h ori r3, r3, PBxCR_VAL@l mtdcr ebccfgd, r3 -#endif /* defined(CFG_INIT_DCACHE_CS) */ +#endif /* defined(CONFIG_SYS_INIT_DCACHE_CS) */ /* Restore registers */ mr r3, r9 mr r4, r10 mr r5, r11 -#endif /* defined(CONFIG_4xx_DCACHE) || defined(CFG_INIT_DCACHE_CS) */ +#endif /* defined(CONFIG_4xx_DCACHE) || defined(CONFIG_SYS_INIT_DCACHE_CS) */ -#ifdef CFG_INIT_RAM_DCACHE +#ifdef CONFIG_SYS_INIT_RAM_DCACHE /* * Unlock the previously locked d-cache */ @@ -1424,7 +1440,7 @@ relocate_code: mtspr dtv3,r6 msync isync -#endif /* CFG_INIT_RAM_DCACHE */ +#endif /* CONFIG_SYS_INIT_RAM_DCACHE */ #if defined(CONFIG_440EP) || defined(CONFIG_440GR) || \ defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \ @@ -1439,11 +1455,15 @@ relocate_code: dccci 0,0 /* Invalidate data cache, now no longer our stack */ sync isync -#ifdef CFG_TLB_FOR_BOOT_FLASH - addi r1,r0,CFG_TLB_FOR_BOOT_FLASH /* Use defined TLB */ + + /* Clear all potential pending exceptions */ + mfspr r1,mcsr + mtspr mcsr,r1 +#ifdef CONFIG_SYS_TLB_FOR_BOOT_FLASH + addi r1,r0,CONFIG_SYS_TLB_FOR_BOOT_FLASH /* Use defined TLB */ #else addi r1,r0,0x0000 /* Default TLB entry is #0 */ -#endif /* CFG_TLB_FOR_BOOT_FLASH */ +#endif /* CONFIG_SYS_TLB_FOR_BOOT_FLASH */ tlbre r0,r1,0x0002 /* Read contents */ ori r0,r0,0x0c00 /* Or in the inhibit, write through bit */ tlbwe r0,r1,0x0002 /* Save it out */ @@ -1455,8 +1475,8 @@ relocate_code: mr r10, r5 /* Save copy of Destination Address */ mr r3, r5 /* Destination Address */ - lis r4, CFG_MONITOR_BASE@h /* Source Address */ - ori r4, r4, CFG_MONITOR_BASE@l + lis r4, CONFIG_SYS_MONITOR_BASE@h /* Source Address */ + ori r4, r4, CONFIG_SYS_MONITOR_BASE@l lwz r5, GOT(__init_end) sub r5, r5, r4 li r6, L1_CACHE_BYTES /* Cache Line Size */ @@ -1464,7 +1484,7 @@ relocate_code: /* * Fix GOT pointer: * - * New GOT-PTR = (old GOT-PTR - CFG_MONITOR_BASE) + Destination Address + * New GOT-PTR = (old GOT-PTR - CONFIG_SYS_MONITOR_BASE) + Destination Address * * Offset: */ @@ -1775,74 +1795,74 @@ ppc405ep_init: lis r3,GPIO0_OSRH@h /* config GPIO output select */ ori r3,r3,GPIO0_OSRH@l - lis r4,CFG_GPIO0_OSRH@h - ori r4,r4,CFG_GPIO0_OSRH@l + lis r4,CONFIG_SYS_GPIO0_OSRH@h + ori r4,r4,CONFIG_SYS_GPIO0_OSRH@l stw r4,0(r3) lis r3,GPIO0_OSRL@h ori r3,r3,GPIO0_OSRL@l - lis r4,CFG_GPIO0_OSRL@h - ori r4,r4,CFG_GPIO0_OSRL@l + lis r4,CONFIG_SYS_GPIO0_OSRL@h + ori r4,r4,CONFIG_SYS_GPIO0_OSRL@l stw r4,0(r3) lis r3,GPIO0_ISR1H@h /* config GPIO input select */ ori r3,r3,GPIO0_ISR1H@l - lis r4,CFG_GPIO0_ISR1H@h - ori r4,r4,CFG_GPIO0_ISR1H@l + lis r4,CONFIG_SYS_GPIO0_ISR1H@h + ori r4,r4,CONFIG_SYS_GPIO0_ISR1H@l stw r4,0(r3) lis r3,GPIO0_ISR1L@h ori r3,r3,GPIO0_ISR1L@l - lis r4,CFG_GPIO0_ISR1L@h - ori r4,r4,CFG_GPIO0_ISR1L@l + lis r4,CONFIG_SYS_GPIO0_ISR1L@h + ori r4,r4,CONFIG_SYS_GPIO0_ISR1L@l stw r4,0(r3) lis r3,GPIO0_TSRH@h /* config GPIO three-state select */ ori r3,r3,GPIO0_TSRH@l - lis r4,CFG_GPIO0_TSRH@h - ori r4,r4,CFG_GPIO0_TSRH@l + lis r4,CONFIG_SYS_GPIO0_TSRH@h + ori r4,r4,CONFIG_SYS_GPIO0_TSRH@l stw r4,0(r3) lis r3,GPIO0_TSRL@h ori r3,r3,GPIO0_TSRL@l - lis r4,CFG_GPIO0_TSRL@h - ori r4,r4,CFG_GPIO0_TSRL@l + lis r4,CONFIG_SYS_GPIO0_TSRL@h + ori r4,r4,CONFIG_SYS_GPIO0_TSRL@l stw r4,0(r3) lis r3,GPIO0_TCR@h /* config GPIO driver output enables */ ori r3,r3,GPIO0_TCR@l - lis r4,CFG_GPIO0_TCR@h - ori r4,r4,CFG_GPIO0_TCR@l + lis r4,CONFIG_SYS_GPIO0_TCR@h + ori r4,r4,CONFIG_SYS_GPIO0_TCR@l stw r4,0(r3) li r3,pb1ap /* program EBC bank 1 for RTC access */ mtdcr ebccfga,r3 - lis r3,CFG_EBC_PB1AP@h - ori r3,r3,CFG_EBC_PB1AP@l + lis r3,CONFIG_SYS_EBC_PB1AP@h + ori r3,r3,CONFIG_SYS_EBC_PB1AP@l mtdcr ebccfgd,r3 li r3,pb1cr mtdcr ebccfga,r3 - lis r3,CFG_EBC_PB1CR@h - ori r3,r3,CFG_EBC_PB1CR@l + lis r3,CONFIG_SYS_EBC_PB1CR@h + ori r3,r3,CONFIG_SYS_EBC_PB1CR@l mtdcr ebccfgd,r3 li r3,pb1ap /* program EBC bank 1 for RTC access */ mtdcr ebccfga,r3 - lis r3,CFG_EBC_PB1AP@h - ori r3,r3,CFG_EBC_PB1AP@l + lis r3,CONFIG_SYS_EBC_PB1AP@h + ori r3,r3,CONFIG_SYS_EBC_PB1AP@l mtdcr ebccfgd,r3 li r3,pb1cr mtdcr ebccfga,r3 - lis r3,CFG_EBC_PB1CR@h - ori r3,r3,CFG_EBC_PB1CR@l + lis r3,CONFIG_SYS_EBC_PB1CR@h + ori r3,r3,CONFIG_SYS_EBC_PB1CR@l mtdcr ebccfgd,r3 li r3,pb4ap /* program EBC bank 4 for FPGA access */ mtdcr ebccfga,r3 - lis r3,CFG_EBC_PB4AP@h - ori r3,r3,CFG_EBC_PB4AP@l + lis r3,CONFIG_SYS_EBC_PB4AP@h + ori r3,r3,CONFIG_SYS_EBC_PB4AP@l mtdcr ebccfgd,r3 li r3,pb4cr mtdcr ebccfga,r3 - lis r3,CFG_EBC_PB4CR@h - ori r3,r3,CFG_EBC_PB4CR@l + lis r3,CONFIG_SYS_EBC_PB4CR@h + ori r3,r3,CONFIG_SYS_EBC_PB4CR@l mtdcr ebccfgd,r3 #endif @@ -2111,20 +2131,20 @@ nand_boot_common: * First initialize SDRAM. It has to be available *before* calling * nand_boot(). */ - lis r3,CFG_SDRAM_BASE@h - ori r3,r3,CFG_SDRAM_BASE@l + lis r3,CONFIG_SYS_SDRAM_BASE@h + ori r3,r3,CONFIG_SYS_SDRAM_BASE@l bl initdram /* * Now copy the 4k SPL code into SDRAM and continue execution * from there. */ - lis r3,CFG_NAND_BOOT_SPL_DST@h - ori r3,r3,CFG_NAND_BOOT_SPL_DST@l - lis r4,CFG_NAND_BOOT_SPL_SRC@h - ori r4,r4,CFG_NAND_BOOT_SPL_SRC@l - lis r5,CFG_NAND_BOOT_SPL_SIZE@h - ori r5,r5,CFG_NAND_BOOT_SPL_SIZE@l + lis r3,CONFIG_SYS_NAND_BOOT_SPL_DST@h + ori r3,r3,CONFIG_SYS_NAND_BOOT_SPL_DST@l + lis r4,CONFIG_SYS_NAND_BOOT_SPL_SRC@h + ori r4,r4,CONFIG_SYS_NAND_BOOT_SPL_SRC@l + lis r5,CONFIG_SYS_NAND_BOOT_SPL_SIZE@h + ori r5,r5,CONFIG_SYS_NAND_BOOT_SPL_SIZE@l bl nand_boot_relocate /* |