X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=board%2Fcray%2FL1%2Finit.S;h=72a10d3a1bf499f5892726b77698167dad062d79;hb=fc6414eca55f1fc108fb12fc8cdc43bd8b4463f9;hp=acc52051f9bdf74a76fa2ba5d0fb039a844d11d3;hpb=fe8c2806cdba70479e351299881a395dc2be7785;p=oweals%2Fu-boot.git

diff --git a/board/cray/L1/init.S b/board/cray/L1/init.S
index acc52051f9..72a10d3a1b 100644
--- a/board/cray/L1/init.S
+++ b/board/cray/L1/init.S
@@ -52,53 +52,53 @@
 /*	control registers to set that up are determined by what we've */
 /*	empirically discovered work there. */
 
-     	.globl	ext_bus_cntlr_init
+	.globl	ext_bus_cntlr_init
 ext_bus_cntlr_init:
-        mflr    r4                      /* save link register */
-        bl      ..getAddr
+	mflr    r4                      /* save link register */
+	bl      ..getAddr
 ..getAddr:
-        mflr    r3                      /* get address of ..getAddr */
-        mtlr    r4                      /* restore link register */
-        addi    r4,0,14                 /* set ctr to 10; used to prefetch */
-        mtctr   r4                      /* 10 cache lines to fit this function */
-                                        /* in cache (gives us 8x10=80 instrctns) */
+	mflr    r3                      /* get address of ..getAddr */
+	mtlr    r4                      /* restore link register */
+	addi    r4,0,14                 /* set ctr to 10; used to prefetch */
+	mtctr   r4                      /* 10 cache lines to fit this function */
+					/* in cache (gives us 8x10=80 instrctns) */
 ..ebcloop:
-        icbt    r0,r3                   /* prefetch cache line for addr in r3 */
-        addi    r3,r3,32		/* move to next cache line */
-        bdnz    ..ebcloop               /* continue for 10 cache lines */
+	icbt    r0,r3                   /* prefetch cache line for addr in r3 */
+	addi    r3,r3,32		/* move to next cache line */
+	bdnz    ..ebcloop               /* continue for 10 cache lines */
 
-        /*------------------------------------------------------------------- */
-        /* Delay to ensure all accesses to ROM are complete before changing */
+	/*------------------------------------------------------------------- */
+	/* Delay to ensure all accesses to ROM are complete before changing */
 	    /* bank 0 timings. 200usec should be enough. */
-        /*   200,000,000 (cycles/sec) X .000200 (sec) = 0x9C40 cycles */
-        /*------------------------------------------------------------------- */
+	/*   200,000,000 (cycles/sec) X .000200 (sec) = 0x9C40 cycles */
+	/*------------------------------------------------------------------- */
 	addis	r3,0,0x0
-        ori     r3,r3,0xA000          /* ensure 200usec have passed since reset */
-        mtctr   r3
+	ori     r3,r3,0xA000          /* ensure 200usec have passed since reset */
+	mtctr   r3
 ..spinlp:
-        bdnz    ..spinlp                /* spin loop */
+	bdnz    ..spinlp                /* spin loop */
 
 
-        /*---------------------------------------------------------------------- */
-        /* Peripheral Bank 0 (Flash) initialization */
-        /*---------------------------------------------------------------------- */
+	/*---------------------------------------------------------------------- */
+	/* Peripheral Bank 0 (Flash) initialization */
+	/*---------------------------------------------------------------------- */
 		/* 0x7F8FFE80 slowest boot */
-        addi    r4,0,pb0ap
-        mtdcr   ebccfga,r4
-        addis   r4,0,0x9B01
-        ori     r4,r4,0x5480
-        mtdcr   ebccfgd,r4
-
-        addi    r4,0,pb0cr
-        mtdcr   ebccfga,r4
-        addis   r4,0,0xFFC5           /* BAS=0xFFC,BS=0x4(4MB),BU=0x3(R/W), */
-        ori     r4,r4,0x8000          /* BW=0x0( 8 bits) */
-        mtdcr   ebccfgd,r4
-
-        blr
-
-        /*---------------------------------------------------------------------- */
-        /* Peripheral Bank 1 (NVRAM/RTC) initialization */
+	addi    r4,0,pb0ap
+	mtdcr   ebccfga,r4
+	addis   r4,0,0x9B01
+	ori     r4,r4,0x5480
+	mtdcr   ebccfgd,r4
+
+	addi    r4,0,pb0cr
+	mtdcr   ebccfga,r4
+	addis   r4,0,0xFFC5           /* BAS=0xFFC,BS=0x4(4MB),BU=0x3(R/W), */
+	ori     r4,r4,0x8000          /* BW=0x0( 8 bits) */
+	mtdcr   ebccfgd,r4
+
+	blr
+
+	/*---------------------------------------------------------------------- */
+	/* Peripheral Bank 1 (NVRAM/RTC) initialization */
 		/* CRAY:the L1 has NOT this bank, it is tied to SV2/IOCA/etc/ instead */
 		/* and we do DMA on it.  The ConfigurationRegister part is threfore */
 		/* almost arbitrary, except that our linux driver needs to know the */
@@ -119,21 +119,21 @@ ext_bus_cntlr_init:
 		/* ByteEnableMode			BEM=0 */
 		/* ParityEnable				PEN=0 */
 		/* all reserved bits=0 */
-        /*---------------------------------------------------------------------- */
-        /*---------------------------------------------------------------------- */
-        addi    r4,0,pb1ap
-        mtdcr   ebccfga,r4
-        addis   r4,0,0x0185		/* hiword */
-        ori     r4,r4,0x4380	/* loword */
-        mtdcr   ebccfgd,r4
-
-        addi    r4,0,pb1cr
-        mtdcr   ebccfga,r4
-        addis   r4,0,0xF001           /* BAS=0xF00,BS=0x0(1MB),BU=0x3(R/W), */
-        ori     r4,r4,0x8000          /* BW=0x0( 8 bits) */
-        mtdcr   ebccfgd,r4
-
-        blr
+	/*---------------------------------------------------------------------- */
+	/*---------------------------------------------------------------------- */
+	addi    r4,0,pb1ap
+	mtdcr   ebccfga,r4
+	addis   r4,0,0x0185		/* hiword */
+	ori     r4,r4,0x4380	/* loword */
+	mtdcr   ebccfgd,r4
+
+	addi    r4,0,pb1cr
+	mtdcr   ebccfga,r4
+	addis   r4,0,0xF001           /* BAS=0xF00,BS=0x0(1MB),BU=0x3(R/W), */
+	ori     r4,r4,0x8000          /* BW=0x0( 8 bits) */
+	mtdcr   ebccfgd,r4
+
+	blr
 
 /*----------------------------------------------------------------------------- */
 /* Function:	sdram_init */
@@ -141,7 +141,7 @@ ext_bus_cntlr_init:
 /*				NOTE: for CrayL1 we have ECC memory, so enable it. */
 /*....now done in C in L1.c:init_sdram for readability. */
 /*----------------------------------------------------------------------------- */
-        .globl  sdram_init
+	.globl  sdram_init
 
 sdram_init:
  blr