* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
+ * version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
*/
#include "qemu/osdep.h"
+#include "qapi/error.h"
#include "qemu/units.h"
#include "exec/memory.h"
#include "hw/loader.h"
#include "qemu/cutils.h"
#include "qemu/error-report.h"
#include "sysemu/device_tree.h"
-#include "sysemu/sysemu.h"
#include <libfdt.h>
#include <zlib.h>
#define FIT_LOADER_MAX_PATH (128)
static const void *fit_load_image_alloc(const void *itb, const char *name,
- int *poff, size_t *psz)
+ int *poff, size_t *psz, Error **errp)
{
const void *data;
const char *comp;
off = fdt_path_offset(itb, path);
if (off < 0) {
+ error_setg(errp, "can't find node %s", path);
return NULL;
}
if (poff) {
data = fdt_getprop(itb, off, "data", &sz);
if (!data) {
+ error_setg(errp, "can't get %s/data", path);
return NULL;
}
uncomp_len = gunzip(uncomp_data, uncomp_len, (void *) data, sz);
if (uncomp_len < 0) {
- error_printf("unable to decompress %s image\n", name);
+ error_setg(errp, "unable to decompress %s image", name);
g_free(uncomp_data);
return NULL;
}
return data;
}
- error_printf("unknown compression '%s'\n", comp);
+ error_setg(errp, "unknown compression '%s'", comp);
return NULL;
}
static int fit_image_addr(const void *itb, int img, const char *name,
- hwaddr *addr)
+ hwaddr *addr, Error **errp)
{
const void *prop;
int len;
prop = fdt_getprop(itb, img, name, &len);
if (!prop) {
+ error_setg(errp, "can't find %s address", name);
return -ENOENT;
}
*addr = fdt64_to_cpu(*(fdt64_t *)prop);
return 0;
default:
- error_printf("invalid %s address length %d\n", name, len);
+ error_setg(errp, "invalid %s address length %d", name, len);
return -EINVAL;
}
}
static int fit_load_kernel(const struct fit_loader *ldr, const void *itb,
- int cfg, void *opaque, hwaddr *pend)
+ int cfg, void *opaque, hwaddr *pend,
+ Error **errp)
{
const char *name;
const void *data;
name = fdt_getprop(itb, cfg, "kernel", NULL);
if (!name) {
- error_printf("no kernel specified by FIT configuration\n");
+ error_setg(errp, "no kernel specified by FIT configuration");
return -EINVAL;
}
- load_data = data = fit_load_image_alloc(itb, name, &img_off, &sz);
+ load_data = data = fit_load_image_alloc(itb, name, &img_off, &sz, errp);
if (!data) {
- error_printf("unable to load kernel image from FIT\n");
+ error_prepend(errp, "unable to load kernel image from FIT: ");
return -EINVAL;
}
- err = fit_image_addr(itb, img_off, "load", &load_addr);
+ err = fit_image_addr(itb, img_off, "load", &load_addr, errp);
if (err) {
- error_printf("unable to read kernel load address from FIT\n");
+ error_prepend(errp, "unable to read kernel load address from FIT: ");
ret = err;
goto out;
}
- err = fit_image_addr(itb, img_off, "entry", &entry_addr);
+ err = fit_image_addr(itb, img_off, "entry", &entry_addr, errp);
if (err) {
- error_printf("unable to read kernel entry address from FIT\n");
+ error_prepend(errp, "unable to read kernel entry address from FIT: ");
ret = err;
goto out;
}
static int fit_load_fdt(const struct fit_loader *ldr, const void *itb,
int cfg, void *opaque, const void *match_data,
- hwaddr kernel_end)
+ hwaddr kernel_end, Error **errp)
{
+ Error *err = NULL;
const char *name;
const void *data;
const void *load_data;
hwaddr load_addr;
- int img_off, err;
+ int img_off;
size_t sz;
int ret;
return 0;
}
- load_data = data = fit_load_image_alloc(itb, name, &img_off, &sz);
+ load_data = data = fit_load_image_alloc(itb, name, &img_off, &sz, errp);
if (!data) {
- error_printf("unable to load FDT image from FIT\n");
+ error_prepend(errp, "unable to load FDT image from FIT: ");
return -EINVAL;
}
- err = fit_image_addr(itb, img_off, "load", &load_addr);
- if (err == -ENOENT) {
+ ret = fit_image_addr(itb, img_off, "load", &load_addr, &err);
+ if (ret == -ENOENT) {
load_addr = ROUND_UP(kernel_end, 64 * KiB) + (10 * MiB);
- } else if (err) {
- ret = err;
+ error_free(err);
+ } else if (ret) {
+ error_propagate_prepend(errp, err,
+ "unable to read FDT load address from FIT: ");
goto out;
}
return false;
}
- fdt = fit_load_image_alloc(itb, fdt_name, NULL, NULL);
+ fdt = fit_load_image_alloc(itb, fdt_name, NULL, NULL, NULL);
if (!fdt) {
return false;
}
int load_fit(const struct fit_loader *ldr, const char *filename, void *opaque)
{
+ Error *err = NULL;
const struct fit_loader_match *match;
const void *itb, *match_data = NULL;
const char *def_cfg_name;
char path[FIT_LOADER_MAX_PATH];
- int itb_size, configs, cfg_off, off, err;
+ int itb_size, configs, cfg_off, off;
hwaddr kernel_end;
int ret;
configs = fdt_path_offset(itb, "/configurations");
if (configs < 0) {
+ error_report("can't find node /configurations");
ret = configs;
goto out;
}
}
if (cfg_off < 0) {
- /* couldn't find a configuration to use */
+ error_report("can't find configuration");
ret = cfg_off;
goto out;
}
- err = fit_load_kernel(ldr, itb, cfg_off, opaque, &kernel_end);
- if (err) {
- ret = err;
+ ret = fit_load_kernel(ldr, itb, cfg_off, opaque, &kernel_end, &err);
+ if (ret) {
+ error_report_err(err);
goto out;
}
- err = fit_load_fdt(ldr, itb, cfg_off, opaque, match_data, kernel_end);
- if (err) {
- ret = err;
+ ret = fit_load_fdt(ldr, itb, cfg_off, opaque, match_data, kernel_end,
+ &err);
+ if (ret) {
+ error_report_err(err);
goto out;
}