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/* Copyright 2013-2014 IBM Corp.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
* implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <libflash/blocklevel.h>
#include "../ecc.c"
#include "../blocklevel.c"
#define __unused __attribute__((unused))
#define ERR(fmt...) fprintf(stderr, fmt)
int main(void)
{
int i;
struct blocklevel_device bl_mem = { 0 };
struct blocklevel_device *bl = &bl_mem;
if (blocklevel_ecc_protect(bl, 0, 0x1000)) {
ERR("Failed to blocklevel_ecc_protect!\n");
return 1;
}
/* 0x1000 -> 0x3000 should remain unprotected */
if (blocklevel_ecc_protect(bl, 0x3000, 0x1000)) {
ERR("Failed to blocklevel_ecc_protect(0x3000, 0x1000)\n");
return 1;
}
/* Zero length protection */
if (!blocklevel_ecc_protect(bl, 0x4000, 0)) {
ERR("Shouldn't have succeeded blocklevel_ecc_protect(0x4000, 0)\n");
return 1;
}
/* Minimum creatable size */
if (blocklevel_ecc_protect(bl, 0x4000, BYTES_PER_ECC)) {
ERR("Failed to blocklevel_ecc_protect(0x4000, BYTES_PER_ECC)\n");
return 1;
}
/* Deal with overlapping protections */
if (!blocklevel_ecc_protect(bl, 0x100, 0x1000)) {
ERR("Shouldn't have succeeded blocklevel_ecc_protect(0x100, 0x1000)\n");
return 1;
}
/* Deal with protections greater than max size */
if (!blocklevel_ecc_protect(bl, 0, 0xFFFFFFFF)) {
ERR("Failed to blocklevel_ecc_protect(0, 0xFFFFFFFF)\n");
return 1;
}
if (ecc_protected(bl, 0, 1) != 1) {
ERR("Invaid result for ecc_protected(0, 1)\n");
return 1;
}
if (ecc_protected(bl, 0, 0x1000) != 1) {
ERR("Invalid result for ecc_protected(0, 0x1000)\n");
return 1;
}
if (ecc_protected(bl, 0x100, 0x100) != 1) {
ERR("Invalid result for ecc_protected(0x0100, 0x100)\n");
return 1;
}
if (ecc_protected(bl, 0x1000, 0) != 0) {
ERR("Invalid result for ecc_protected(0x1000, 0)\n");
return 1;
}
if (ecc_protected(bl, 0x1000, 0x1000) != 0) {
ERR("Invalid result for ecc_protected(0x1000, 0x1000)\n");
return 1;
}
if (ecc_protected(bl, 0x1000, 0x100) != 0) {
ERR("Invalid result for ecc_protected(0x1000, 0x100)\n");
return 1;
}
if (ecc_protected(bl, 0x2000, 0) != 0) {
ERR("Invalid result for ecc_protected(0x2000, 0)\n");
return 1;
}
if (ecc_protected(bl, 0x4000, 1) != 1) {
ERR("Invalid result for ecc_protected(0x4000, 1)\n");
return 1;
}
/* Check for asking for a region with mixed protection */
if (ecc_protected(bl, 0x100, 0x2000) != -1) {
ERR("Invalid result for ecc_protected(0x100, 0x2000)\n");
return 1;
}
/* Test the auto extending of regions */
if (blocklevel_ecc_protect(bl, 0x5000, 0x100)) {
ERR("Failed to blocklevel_ecc_protect(0x5000, 0x100)\n");
return 1;
}
if (blocklevel_ecc_protect(bl, 0x5100, 0x100)) {
ERR("Failed to blocklevel_ecc_protect(0x5100, 0x100)\n");
return 1;
}
if (blocklevel_ecc_protect(bl, 0x5200, 0x100)) {
ERR("Failed to blocklevel_ecc_protect(0x5200, 0x100)\n");
return 1;
}
if (ecc_protected(bl, 0x5120, 0x10) != 1) {
ERR("Invalid result for ecc_protected(0x5120, 0x10)\n");
return 1;
}
if (blocklevel_ecc_protect(bl, 0x4900, 0x100)) {
ERR("Failed to blocklevel_ecc_protected(0x4900, 0x100)\n");
return 1;
}
if (ecc_protected(bl, 0x4920, 0x10) != 1) {
ERR("Invalid result for ecc_protected(0x4920, 0x10)\n");
return 1;
}
if (!blocklevel_ecc_protect(bl, 0x5290, 0x10)) {
ERR("Shouldn't have been able to blocklevel_ecc_protect(0x5290, 0x10)\n");
return 1;
}
/* Test the auto extending of regions */
if (blocklevel_ecc_protect(bl, 0x6000, 0x100)) {
ERR("Failed to blocklevel_ecc_protect(0x6000, 0x100)\n");
return 1;
}
if (blocklevel_ecc_protect(bl, 0x6200, 0x100)) {
ERR("Failed to blocklevel_ecc_protect(0x6200, 0x100)\n");
return 1;
}
/*This addition should cause this one to merge the other two together*/
if (blocklevel_ecc_protect(bl, 0x6100, 0x100)) {
ERR("Failed to blocklevel_ecc_protect(0x6100, 0x100)\n");
return 1;
}
/* Check that the region merging works */
for (i = 0; i < bl->ecc_prot.n_prot - 1; i++) {
if (bl->ecc_prot.prot[i].start + bl->ecc_prot.prot[i].len == bl->ecc_prot.prot[i + 1].start ||
bl->ecc_prot.prot[i + 1].start + bl->ecc_prot.prot[i + 1].len == bl->ecc_prot.prot[i].start) {
ERR("Problem with protection range merge code, region starting at 0x%08lx for 0x%08lx appears "
"to touch region 0x%lx for 0x%lx\n", bl->ecc_prot.prot[i].start, bl->ecc_prot.prot[i].len,
bl->ecc_prot.prot[i + 1].start, bl->ecc_prot.prot[i + 1].len);
return 1;
}
}
return 0;
}
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