Commit 56e97b71 authored by Michael Ellerman's avatar Michael Ellerman Committed by Paul Mackerras
Browse files

[PATCH] ppc64: Rename msChunks structure 



Rename the msChunks struct to get rid of the StUdlY caps and make it a bit
clearer what it's for.

Signed-off-by: default avatarMichael Ellerman <michael@ellerman.id.au>
Signed-off-by: default avatarPaul Mackerras <paulus@samba.org>
parent 34c8f696

arch/ppc64/kernel/head.S

+2 −2
Original line number Diff line number Diff line
@@ -96,12 +96,12 @@ END_FTR_SECTION(0, 1) 
	.llong hvReleaseData-KERNELBASE



	/*

	 * At offset 0x28 and 0x30 are offsets to the msChunks

	 * At offset 0x28 and 0x30 are offsets to the mschunks_map

	 * array (used by the iSeries LPAR debugger to do translation

	 * between physical addresses and absolute addresses) and

	 * to the pidhash table (also used by the debugger)

	 */

	.llong msChunks-KERNELBASE

	.llong mschunks_map-KERNELBASE

	.llong 0	/* pidhash-KERNELBASE SFRXXX */



	/* Offset 0x38 - Pointer to start of embedded System.map */

arch/ppc64/kernel/iSeries_setup.c

+9 −8
Original line number Diff line number Diff line
@@ -415,20 +415,20 @@ static void __init iSeries_init_early(void) 
	DBG(" <- iSeries_init_early()\n");

}



struct msChunks msChunks = {

struct mschunks_map mschunks_map = {

	/* XXX We don't use these, but Piranha might need them. */

	.chunk_size  = MSCHUNKS_CHUNK_SIZE,

	.chunk_shift = MSCHUNKS_CHUNK_SHIFT,

	.chunk_mask  = MSCHUNKS_OFFSET_MASK,

};

EXPORT_SYMBOL(msChunks);

EXPORT_SYMBOL(mschunks_map);



void msChunks_alloc(unsigned long num_chunks)

void mschunks_alloc(unsigned long num_chunks)

{

	klimit = _ALIGN(klimit, sizeof(u32));

	msChunks.abs = (u32 *)klimit;

	mschunks_map.mapping = (u32 *)klimit;

	klimit += num_chunks * sizeof(u32);

	msChunks.num_chunks = num_chunks;

	mschunks_map.num_chunks = num_chunks;

}



/*
@@ -468,7 +468,7 @@ static void __init build_iSeries_Memory_Map(void) 


	/* Chunk size on iSeries is 256K bytes */

	totalChunks = (u32)HvLpConfig_getMsChunks();

	msChunks_alloc(totalChunks);

	mschunks_alloc(totalChunks);



	/*

	 * Get absolute address of our load area
@@ -505,7 +505,7 @@ static void __init build_iSeries_Memory_Map(void) 
	printk("Load area size %dK\n", loadAreaSize * 256);



	for (nextPhysChunk = 0; nextPhysChunk < loadAreaSize; ++nextPhysChunk)

		msChunks.abs[nextPhysChunk] =

		mschunks_map.mapping[nextPhysChunk] =

			loadAreaFirstChunk + nextPhysChunk;



	/*
@@ -571,7 +571,8 @@ static void __init build_iSeries_Memory_Map(void) 
				     (absChunk > hptLastChunk)) &&

				    ((absChunk < loadAreaFirstChunk) ||

				     (absChunk > loadAreaLastChunk))) {

					msChunks.abs[nextPhysChunk] = absChunk;

					mschunks_map.mapping[nextPhysChunk] =

						absChunk;

					++nextPhysChunk;

				}

			}

include/asm-ppc64/abs_addr.h

+7 −8
Original line number Diff line number Diff line
@@ -17,18 +17,17 @@ 
#include <asm/prom.h>

#include <asm/lmb.h>



struct msChunks {

#ifdef CONFIG_MSCHUNKS



struct mschunks_map {

        unsigned long num_chunks;

        unsigned long chunk_size;

        unsigned long chunk_shift;

        unsigned long chunk_mask;

        u32 *abs;

        u32 *mapping;

};



extern struct msChunks msChunks;





#ifdef CONFIG_MSCHUNKS

extern struct mschunks_map mschunks_map;



/* Chunks are 256 KB */

#define MSCHUNKS_CHUNK_SHIFT	(18)
@@ -52,10 +51,10 @@ static inline unsigned long chunk_offset(unsigned long addr) 


static inline unsigned long abs_chunk(unsigned long pchunk)

{

	if (pchunk >= msChunks.num_chunks)

	if (pchunk >= mschunks_map.num_chunks)

		return pchunk;



	return msChunks.abs[pchunk];

	return mschunks_map.mapping[pchunk];

}



/* A macro so it can take pointers or unsigned long. */