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treewide: Move stdlib.h to commonlib

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This patch moves commonlib/stdlib.h -> commonlib/bsd/stdlib.h, since
all code is BSD licensed anyway.
It also moves some code from libpayloads stdlib.h to
commonlib/bsd/stdlib.h so that it can be shared with coreboot. This is
useful for a subsequent commit that adds devicetree.c into commonlib.

Also we don't support DMA on arm platforms in coreboot (only libpayload)
therefore `dma_malloc()` has been removed and `dma_coherent()` has been
moved to architecture specific functions. Any architecture that tries to
use `dma_coherent()` now will get a compile time error. In order to not
break current platforms like mb/google/herobrine which make use of the
commonlib/storage/sdhci.c controller which in turn uses `dma_coherent` a
stub has been added to arch/arm64/dma.c.

Signed-off-by: Maximilian Brune <maximilian.brune@9elements.com>
Change-Id: I3a7ab0d1ddcc7ce9af121a61b4d4eafc9e563a8a
Reviewed-on: https://review.coreboot.org/c/coreboot/+/77969
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>
This commit is contained in:
Maximilian Brune
2023-09-16 19:49:39 +02:00
committed by Lean Sheng Tan
parent 8627112424
commit b3e336c51d
32 changed files with 127 additions and 198 deletions
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58
payloads/libpayload/include/stdlib.h
View File

@ -30,6 +30,7 @@
#ifndef _STDLIB_H
#define _STDLIB_H
#include <commonlib/bsd/stdlib.h>
#include <die.h>
#include <stddef.h>
#include <string.h>
@ -38,11 +39,7 @@
* @defgroup malloc Memory allocation functions
* @{
*/
void free(void *ptr);
void *malloc(size_t size);
void *calloc(size_t nmemb, size_t size);
void *realloc(void *ptr, size_t size);
void *memalign(size_t align, size_t size);
void *dma_malloc(size_t size);
void *dma_memalign(size_t align, size_t size);
@ -136,43 +133,8 @@ void print_malloc_map(void);
void init_dma_memory(void *start, u32 size);
int dma_initialized(void);
int dma_coherent(const void *ptr);
void dma_allocator_range(void **start_out, size_t *size_out);
static inline void *xmalloc_work(size_t size, const char *file,
const char *func, int line)
{
void *ret = malloc(size);
if (!ret && size) {
die_work(file, func, line, "Failed to malloc %zu bytes.\n",
size);
}
return ret;
}
#define xmalloc(size) xmalloc_work((size), __FILE__, __func__, __LINE__)
static inline void *xzalloc_work(size_t size, const char *file,
const char *func, int line)
{
void *ret = xmalloc_work(size, file, func, line);
memset(ret, 0, size);
return ret;
}
#define xzalloc(size) xzalloc_work((size), __FILE__, __func__, __LINE__)
static inline void *xmemalign_work(size_t align, size_t size, const char *file,
const char *func, int line)
{
void *ret = memalign(align, size);
if (!ret && size) {
die_work(file, func, line,
"Failed to memalign %zu bytes with %zu alignment.\n",
size, align);
}
return ret;
}
#define xmemalign(align, size) \
xmemalign_work((align), (size), __FILE__, __func__, __LINE__)
/** @} */
/**
@ -205,22 +167,6 @@ long int labs(long int j);
long long int llabs(long long int j);
/** @} */
/* Enter remote GDB mode. Will initialize connection if not already up. */
void gdb_enter(void);
/* Disconnect existing GDB connection if one exists. */
void gdb_exit(s8 exit_status);
/**
* Stop execution and halt the processor (this function does not return).
*/
void halt(void) __attribute__((noreturn));
void exit(int status) __attribute__((noreturn));
#define abort() halt() /**< Alias for the halt() function */
#if CONFIG(LP_REMOTEGDB)
/* Override abort()/halt() to trap into GDB if it is enabled. */
#define halt() do { gdb_enter(); halt(); } while (0)
#endif
void qsort(void *aa, size_t n, size_t es, int (*cmp)(const void *, const void *));
char *getenv(const char*);
uint64_t __umoddi3(uint64_t num, uint64_t den);
@ -228,4 +174,6 @@ uint64_t __udivdi3(uint64_t num, uint64_t den);
uint64_t __ashldi3(uint64_t num, unsigned shift);
uint64_t __lshrdi3(uint64_t num, unsigned shift);
void __noreturn exit(int status);
#endif