From: David S. Miller <davem@sunset.davemloft.net>
Date: Fri, 30 Sep 2005 01:05:28 +0000 (-0700)
Subject: [SPARC64]: Kill arch/sparc64/prom/memory.c
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=4cb29d18129fb425c6202ab535c3fc1856391b99;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

[SPARC64]: Kill arch/sparc64/prom/memory.c

No longer used.

Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/arch/sparc64/prom/Makefile b/arch/sparc64/prom/Makefile
index c7898a5ee456..3d33ed27bc27 100644
--- a/arch/sparc64/prom/Makefile
+++ b/arch/sparc64/prom/Makefile
@@ -6,5 +6,5 @@
 EXTRA_AFLAGS := -ansi
 EXTRA_CFLAGS := -Werror
 
-lib-y   := bootstr.o devops.o init.o memory.o misc.o \
+lib-y   := bootstr.o devops.o init.o misc.o \
 	   tree.o console.o printf.o p1275.o cif.o
diff --git a/arch/sparc64/prom/init.c b/arch/sparc64/prom/init.c
index 8b4b622d0909..f3cc2d8578b2 100644
--- a/arch/sparc64/prom/init.c
+++ b/arch/sparc64/prom/init.c
@@ -27,7 +27,6 @@ int prom_chosen_node;
  * failure.  It gets passed the pointer to the PROM vector.
  */
 
-extern void prom_meminit(void);
 extern void prom_cif_init(void *, void *);
 
 void __init prom_init(void *cif_handler, void *cif_stack)
@@ -90,8 +89,6 @@ void __init prom_init(void *cif_handler, void *cif_stack)
 
 	printk ("PROMLIB: Sun IEEE Boot Prom %s\n", buffer + bufadjust);
 
-	prom_meminit();
-
 	/* Initialization successful. */
 	return;
 
diff --git a/arch/sparc64/prom/memory.c b/arch/sparc64/prom/memory.c
deleted file mode 100644
index f4a8143e052c..000000000000
--- a/arch/sparc64/prom/memory.c
+++ /dev/null
@@ -1,152 +0,0 @@
-/* $Id: memory.c,v 1.5 1999/08/31 06:55:04 davem Exp $
- * memory.c: Prom routine for acquiring various bits of information
- *           about RAM on the machine, both virtual and physical.
- *
- * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
- * Copyright (C) 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
- */
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-
-#include <asm/openprom.h>
-#include <asm/oplib.h>
-
-/* This routine, for consistency, returns the ram parameters in the
- * V0 prom memory descriptor format.  I choose this format because I
- * think it was the easiest to work with.  I feel the religious
- * arguments now... ;)  Also, I return the linked lists sorted to
- * prevent paging_init() upset stomach as I have not yet written
- * the pepto-bismol kernel module yet.
- */
-
-struct linux_prom64_registers prom_reg_memlist[64];
-struct linux_prom64_registers prom_reg_tmp[64];
-
-struct linux_mlist_p1275 prom_phys_total[64];
-struct linux_mlist_p1275 prom_prom_taken[64];
-struct linux_mlist_p1275 prom_phys_avail[64];
-
-struct linux_mlist_p1275 *prom_ptot_ptr = prom_phys_total;
-struct linux_mlist_p1275 *prom_ptak_ptr = prom_prom_taken;
-struct linux_mlist_p1275 *prom_pavl_ptr = prom_phys_avail;
-
-struct linux_mem_p1275 prom_memlist;
-
-
-/* Internal Prom library routine to sort a linux_mlist_p1275 memory
- * list.  Used below in initialization.
- */
-static void __init
-prom_sortmemlist(struct linux_mlist_p1275 *thislist)
-{
-	int swapi = 0;
-	int i, mitr;
-	unsigned long tmpaddr, tmpsize;
-	unsigned long lowest;
-
-	for(i=0; thislist[i].theres_more; i++) {
-		lowest = thislist[i].start_adr;
-		for(mitr = i+1; thislist[mitr-1].theres_more; mitr++)
-			if(thislist[mitr].start_adr < lowest) {
-				lowest = thislist[mitr].start_adr;
-				swapi = mitr;
-			}
-		if(lowest == thislist[i].start_adr) continue;
-		tmpaddr = thislist[swapi].start_adr;
-		tmpsize = thislist[swapi].num_bytes;
-		for(mitr = swapi; mitr > i; mitr--) {
-			thislist[mitr].start_adr = thislist[mitr-1].start_adr;
-			thislist[mitr].num_bytes = thislist[mitr-1].num_bytes;
-		}
-		thislist[i].start_adr = tmpaddr;
-		thislist[i].num_bytes = tmpsize;
-	}
-}
-
-/* Initialize the memory lists based upon the prom version. */
-void __init prom_meminit(void)
-{
-	int node = 0;
-	unsigned int iter, num_regs;
-
-	node = prom_finddevice("/memory");
-	num_regs = prom_getproperty(node, "available",
-				    (char *) prom_reg_memlist,
-				    sizeof(prom_reg_memlist));
-	num_regs = (num_regs/sizeof(struct linux_prom64_registers));
-	for(iter=0; iter<num_regs; iter++) {
-		prom_phys_avail[iter].start_adr =
-			prom_reg_memlist[iter].phys_addr;
-		prom_phys_avail[iter].num_bytes =
-			prom_reg_memlist[iter].reg_size;
-		prom_phys_avail[iter].theres_more =
-			&prom_phys_avail[iter+1];
-	}
-	prom_phys_avail[iter-1].theres_more = NULL;
-
-	num_regs = prom_getproperty(node, "reg",
-				    (char *) prom_reg_memlist,
-				    sizeof(prom_reg_memlist));
-	num_regs = (num_regs/sizeof(struct linux_prom64_registers));
-	for(iter=0; iter<num_regs; iter++) {
-		prom_phys_total[iter].start_adr =
-			prom_reg_memlist[iter].phys_addr;
-		prom_phys_total[iter].num_bytes =
-			prom_reg_memlist[iter].reg_size;
-		prom_phys_total[iter].theres_more =
-			&prom_phys_total[iter+1];
-	}
-	prom_phys_total[iter-1].theres_more = NULL;
-
-	node = prom_finddevice("/virtual-memory");
-	num_regs = prom_getproperty(node, "available",
-				    (char *) prom_reg_memlist,
-				    sizeof(prom_reg_memlist));
-	num_regs = (num_regs/sizeof(struct linux_prom64_registers));
-
-	/* Convert available virtual areas to taken virtual
-	 * areas.  First sort, then convert.
-	 */
-	for(iter=0; iter<num_regs; iter++) {
-		prom_prom_taken[iter].start_adr =
-			prom_reg_memlist[iter].phys_addr;
-		prom_prom_taken[iter].num_bytes =
-			prom_reg_memlist[iter].reg_size;
-		prom_prom_taken[iter].theres_more =
-			&prom_prom_taken[iter+1];
-	}
-	prom_prom_taken[iter-1].theres_more = NULL;
-
-	prom_sortmemlist(prom_prom_taken);
-
-	/* Finally, convert. */
-	for(iter=0; iter<num_regs; iter++) {
-		prom_prom_taken[iter].start_adr =
-			prom_prom_taken[iter].start_adr +
-			prom_prom_taken[iter].num_bytes;
-		prom_prom_taken[iter].num_bytes =
-			prom_prom_taken[iter+1].start_adr -
-			prom_prom_taken[iter].start_adr;
-	}
-	prom_prom_taken[iter-1].num_bytes =
-		-1UL - prom_prom_taken[iter-1].start_adr;
-
-	/* Sort the other two lists. */
-	prom_sortmemlist(prom_phys_total);
-	prom_sortmemlist(prom_phys_avail);
-
-	/* Link all the lists into the top-level descriptor. */
-	prom_memlist.p1275_totphys=&prom_ptot_ptr;
-	prom_memlist.p1275_prommap=&prom_ptak_ptr;
-	prom_memlist.p1275_available=&prom_pavl_ptr;
-}
-
-/* This returns a pointer to our libraries internal p1275 format
- * memory descriptor.
- */
-struct linux_mem_p1275 *
-prom_meminfo(void)
-{
-	return &prom_memlist;
-}
diff --git a/include/asm-sparc64/oplib.h b/include/asm-sparc64/oplib.h
index c628189b6c89..d02f1e8ae1a6 100644
--- a/include/asm-sparc64/oplib.h
+++ b/include/asm-sparc64/oplib.h
@@ -95,20 +95,6 @@ extern int prom_devclose(int device_handle);
 extern void prom_seek(int device_handle, unsigned int seek_hival,
 		      unsigned int seek_lowval);
 
-/* Machine memory configuration routine. */
-
-/* This function returns a V0 format memory descriptor table, it has three
- * entries.  One for the total amount of physical ram on the machine, one
- * for the amount of physical ram available, and one describing the virtual
- * areas which are allocated by the prom.  So, in a sense the physical
- * available is a calculation of the total physical minus the physical mapped
- * by the prom with virtual mappings.
- *
- * These lists are returned pre-sorted, this should make your life easier
- * since the prom itself is way too lazy to do such nice things.
- */
-extern struct linux_mem_p1275 *prom_meminfo(void);
-
 /* Miscellaneous routines, don't really fit in any category per se. */
 
 /* Reboot the machine with the command line passed. */