提交 efef2e49 编写于 作者: S Sam Ravnborg 提交者: David S. Miller

sparc: drop prom/palloc.c

None of the functions was used.
Signed-off-by: NSam Ravnborg <sam@ravnborg.org>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 743ceeed
......@@ -114,16 +114,6 @@ extern int prom_idlecpu(int cpunode);
/* Re-Start the CPU with the passed device tree node. */
extern int prom_restartcpu(int cpunode);
/* PROM memory allocation facilities... */
/* Allocated at possibly the given virtual address a chunk of the
* indicated size.
*/
extern char *prom_alloc(char *virt_hint, unsigned int size);
/* Free a previously allocated chunk. */
extern void prom_free(char *virt_addr, unsigned int size);
/* Sun4/sun4c specific memory-management startup hook. */
/* Map the passed segment in the given context at the passed
......
......@@ -9,7 +9,6 @@ lib-y += init_$(BITS).o
lib-$(CONFIG_SPARC32) += memory.o
lib-y += misc_$(BITS).o
lib-$(CONFIG_SPARC32) += mp.o
lib-$(CONFIG_SPARC32) += palloc.o
lib-$(CONFIG_SPARC32) += ranges.o
lib-$(CONFIG_SPARC32) += segment.o
lib-y += console_$(BITS).o
......
/*
* palloc.c: Memory allocation from the Sun PROM.
*
* Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
*/
#include <asm/openprom.h>
#include <asm/oplib.h>
/* You should not call these routines after memory management
* has been initialized in the kernel, if fact you should not
* use these if at all possible in the kernel. They are mainly
* to be used for a bootloader for temporary allocations which
* it will free before jumping into the kernel it has loaded.
*
* Also, these routines don't work on V0 proms, only V2 and later.
*/
/* Allocate a chunk of memory of size 'num_bytes' giving a suggestion
* of virtual_hint as the preferred virtual base address of this chunk.
* There are no guarantees that you will get the allocation, or that
* the prom will abide by your "hint". So check your return value.
*/
char *
prom_alloc(char *virtual_hint, unsigned int num_bytes)
{
if(prom_vers == PROM_V0) return (char *) 0x0;
if(num_bytes == 0x0) return (char *) 0x0;
return (*(romvec->pv_v2devops.v2_dumb_mem_alloc))(virtual_hint, num_bytes);
}
/* Free a previously allocated chunk back to the prom at virtual address
* 'vaddr' of size 'num_bytes'. NOTE: This vaddr is not the hint you
* used for the allocation, but the virtual address the prom actually
* returned to you. They may be have been the same, they may have not,
* doesn't matter.
*/
void
prom_free(char *vaddr, unsigned int num_bytes)
{
if((prom_vers == PROM_V0) || (num_bytes == 0x0)) return;
(*(romvec->pv_v2devops.v2_dumb_mem_free))(vaddr, num_bytes);
}
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