treewide: Move stdlib.h to commonlib

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>

1 files changed, 57 insertions, 0 deletions

diff --git a/src/commonlib/bsd/include/commonlib/bsd/stdlib.h b/src/commonlib/bsd/include/commonlib/bsd/stdlib.h
new file mode 100644
index 0000000000..c497b5c7fd
--- /dev/null
+++ b/src/commonlib/bsd/include/commonlib/bsd/stdlib.h
@@ -0,0 +1,57 @@
+/* SPDX-License-Identifier: BSD-3-Clause */
+
+#ifndef __COMMONLIB_STDLIB_H__
+#define __COMMONLIB_STDLIB_H__
+
+#include <stddef.h>
+#include <string.h>
+
+#ifdef __COREBOOT__
+#include <console/console.h>
+#else
+#include <stdio.h>
+#define printk(level, ...) printf(__VA_ARGS__)
+#endif
+
+void __noreturn abort(void);
+void free(void *ptr);
+void *malloc(size_t size);
+void *calloc(size_t nitems, size_t size);
+void *memalign(size_t align, size_t size);
+int dma_coherent(const void *ptr);
+
+static inline void *xmalloc_work(size_t size, const char *file, const char *func, int line)
+{
+	void *ret = malloc(size);
+	if (!ret && size) {
+		printk(BIOS_ERR, "%s:%d %s(): Failed to malloc %zu bytes\n",
+			file, line, func, size);
+		abort();
+	}
+	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) {
+		printk(BIOS_ERR, "%s:%d %s(): "
+				"Failed to memalign %zu bytes with %zu alignment.\n",
+			file, line, func, size, align);
+		abort();
+	}
+	return ret;
+}
+#define xmemalign(align, size) xmemalign_work((align), (size), __FILE__, __func__, __LINE__)
+
+#endif /* __COMMONLIB_STDLIB_H__ */