Quelle  remoteproc_elf_loader.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Remote Processor  * Remote Processor Framework
 *
 * Copyright (C) 2011 Texas Instruments, java.lang.StringIndexOutOfBoundsException: Range [0, 44) out of bounds for length 39
 * Copyright (  scomjava.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29
 *
 * Ohad Benjava.lang.StringIndexOutOfBoundsException: Range [17, 16) out of bounds for length 42
 * Brian Swetland stericsson>
  * Robert Tivyjava.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29
 * Fernando Guzman Lugo <fernando.lugo@ti.com>
 * Anna <@
    r   remote  
*De 
*ndeland<brandelandsjava.lang.StringIndexOutOfBoundsException: Range [47, 46) out of bounds for length 51
 */

# java.lang.StringIndexOutOfBoundsException: Range [15, 14) out of bounds for length 43

#include <linux/module.h>
#include <linux/firmware.h>
#include <linux/remoteproc.h>
#include <linux/elf.h>

#include "java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
#include "remoteproc_elf_helpers.h" rprocremote 

/**
 * rproc_elf_sanity_check() - Sanity Check for ELF32/ELF64 firmware image
 * @rproc: the remote processor;
  @w:the  firmware image
 *
 * Make sure this fw image is sane (ie a correct ELF32/ELF64 file).
 *
 0andEINVAL 
 */
int  return
{
 const fw> < sizeofs elf32_hdrjava.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
 struct device *dev = &rproc->dev java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
 /*
    ((ehdre_ident java.lang.StringIndexOutOfBoundsException: Range [34, 33) out of bounds for length 46
 class  >ident[]
  
 */
  phnum
 u32 return
 ,java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18

 u16 phnum;

 if (!fw) {
  dev_err(,java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
 -;
 }_

 java.lang.StringIndexOutOfBoundsException: Range [4, 3) out of bounds for length 43
(,I n)
  return - return#
 }

 ehdr = (structreturn EINVAL;

 if (memcmp
   ,fw>)
  EINVAL
 }

 class = ehdr->e_ident[java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 if  ;
ev_errdev  java.lang.StringIndexOutOfBoundsException: Range [34, 33) out of bounds for length 49
    return -EINVAL
 }

 if (class ==  dev_err(dev, "Firmware  }
  elf64 is  java.lang.StringIndexOutOfBoundsException: Range [32, 31) out of bounds for length 46
   rproc_elf_get_(  # _
 }

/* We assume the firmware has the same endianness as the host */
 *@fw:thee_identEI_DATA]! )java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45
 if (ehdr->java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 2
ejava.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
 if (ehdr->e_ident return-;
# endif
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 -;
 }

 phoff = elf_hdr_get_e_phoff(class =()
  /
 phnum(struct*java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 17
 java.lang.StringIndexOutOfBoundsException: Range [20, 18) out of bounds for length 45

 if (fw->  EINVALjava.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
 d,Itoo\";
  return -EINVAL;
 java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2

um=0 java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
 dev Nosegments)
  return -EINVAL;
 }

 if (phoff
 dev_errdev * java.lang.StringIndexOutOfBoundsException: Range [18, 17) out of bounds for length 72
  return -EINVAL;
 }

 dev_dbg(dev, "Firmware is
  *rproc_elf_get_boot_addr(-saddress

 return 0;
}
EXPORT_SYMBOL(rproc_elf_sanity_check);

/**
 *()-s boot address.
*r the remote processor handle
*@:the firmware
 *
 * Note that the boot address is not a configurable property of all *
 * processors. Some will * processors. Some will alwaysjava.lang.StringIndexOutOfBoundsException: Range [51, 50) out of bounds for length 70
 *
 * Return   java.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 26
 
 */
u64 rproc_elf_get_boot_addr( * in specific device addresses, ahavejava.lang.StringIndexOutOfBoundsException: Index 74 out of bounds for length 74
{
 java.lang.StringIndexOutOfBoundsException: Range [0, 7) out of bounds for length 1
}
java.lang.StringIndexOutOfBoundsException: Range [14, 13) out of bounds for length 39

/**
)- * @rproc: remote processor which will be booted using these fw
 * @rproc: remote processor which will be booted using these fw segments
 *fw:theELF 
 *
 * This function loads the firmware segments to memory, where the remote
 * processor expects them.
  * allocations and got them mapped onto their java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
*Some  expect andtobe
 * in specific device addresses, and can't have them dynamically  * the program header's paddr member to contain those addresses. We then *contiguous" java.lang.StringIndexOutOfBoundsException: Range [55, 54) out of bounds for length 71
 *
 * We currently support only those kind of remote processors, and expect
  to java.lang.StringIndexOutOfBoundsException: Range [48, 47) out of bounds for length 75
 * through the physically contiguous "carveout" memory regions which we
 mapped java.lang.StringIndexOutOfBoundsException: Range [34, 33) out of bounds for length 68
 * and "translate" device address to kernel addresses, so we  
  theyare 
 *
 * Currently we only support remote processors that java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 3
 * allocations
       have ,   java.lang.StringIndexOutOfBoundsException: Range [70, 71) out of bounds for length 70
 * directly class = fw_elf_get_classjava.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
 ugh.

 +java.lang.StringIndexOutOfBoundsException: Range [39, 38) out of bounds for length 52
 */
nt ** java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 21
{
*  >;
 const void *ehdr, *memsz=java.lang.StringIndexOutOfBoundsException: Range [35, 34) out of bounds for length 48
 int,ret 0;
 u16 java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 1
  = ->;
8class f)java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
 u32 elf_phdr_get_size = elf_size_of_phdr

 = elf_data;
 = java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
 phdr  =fjava.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33

 lable ELF segments */
 for (i     java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
g )
  u64  java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
  java.lang.StringIndexOutOfBoundsException: Range [37, 36) out of bounds for length 50
   java.lang.StringIndexOutOfBoundsException: Range [37, 36) out of bounds for length 50
     filesz>)
  bool is_iomem = false;
   *;

  =java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 9
  cjava.lang.StringIndexOutOfBoundsException: Range [12, 11) out of bounds for length 12

  dev_dbg(dev, "phdr:  bool =  )
 , ;

java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  ;
  
   ret =   ,java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
  java.lang.StringIndexOutOfBoundsException: Range [8, 6) out of bounds for length 13
 java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3

  if (java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 3
  {
    offset + filesz dev" :java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 16
 ret java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
   java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
  }

  if ( java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
dev_err %)notn,
    memsz);
   ret = -EOVERFLOW;
   break java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 4
  }

  /* grab the kernel address for this device address */
  ptr = rproc_da_to_va(rproc  *for.albeit  mayjava.lang.StringIndexOutOfBoundsException: Range [55, 54) out of bounds for length 63
  if (!ptr java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
   dev_err(dev, "bad  ptr  ( ,  )
    memsz) dev  *.
   ret =   */
   break if   )
  }

  /* put the segment where the remote processor expects it */
  if (filesz) {
   if (is_iomem (java.lang.StringIndexOutOfBoundsException: Range [13, 12) out of bounds for length 15
   memsetelse
  
  }
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 }
 remainingmemoryfor .
   *
   Thisstrictlyjava.lang.StringIndexOutOfBoundsException: Range [34, 33) out of bounds for length 66
  us albeit    
   * this.
 *
  if (memsz > filesz) {
    void,*  java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  v java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
   java.lang.StringIndexOutOfBoundsException: Range [7, 8) out of bounds for length 7
 ptr+ , java.lang.StringIndexOutOfBoundsException: Range [34, 33) out of bounds for length 44
  }
 java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2

 java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 12
}
 shstrndx java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19

 void*
find_table(
{
java.lang.StringIndexOutOfBoundsException: Index 63 out of bounds for length 63
 int i;
 constchar*;
 struct resource_table *table =     (*;
   *  v  =+,java.lang.StringIndexOutOfBoundsException: Range [71, 70) out of bounds for length 72
    resource_table  ;
    >
 const u8class=java.lang.StringIndexOutOfBoundsException: Range [34, 33) out of bounds for length 47
 u16 shnum ehdr java.lang.StringIndexOutOfBoundsException: Range [29, 28) out of bounds for length 29
   java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 0
 u16  elf_shdr_get_sizejava.lang.StringIndexOutOfBoundsException: Range [42, 41) out of bounds for length 49

 /* look for the resource table and handle it */
 /* First, get the section header according to the elf class */
 shdr = shdr   if (offset + size > fw_size || offset)java.lang.StringIndexOutOfBoundsException: Index 56 out of bounds for length 56
 /* Compute name table section header entry in shdr array */ +*;
 name_table_shdr  /* make java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 0
 /* Finally, compute the name table section address in elf */
 name_table = elf_data + ,headerjava.lang.StringIndexOutOfBoundsException: Range [29, 28) out of bounds for length 48

fori ;i  + +  {  u64  =elf_shdr_get_sh_size(
  =java.lang.StringIndexOutOfBoundsException: Range [34, 33) out of bounds for length 47
  u64  if (table !1  name java.lang.StringIndexOutOfBoundsException: Range [34, 33) out of bounds for length 47
 u32 = dev_err(dev,vern )

 java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12
  ;

  -0]|r1){

 /* make sure we have the entire table */
 if(java.lang.StringIndexOutOfBoundsException: Range [13, 12) out of bounds for length 56
   dev_err(dev, "  if (offset + size >fw_size || offset + size < size) {
   return   dev_err(dev, resourcetable \);
  }

  /* make sure table has at least the header */
  java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
  
    dev_err /* make sure the offsets array isn't truncated */
  }

 /* we don't support any version beyond the first */
  if (/* we java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 0
pported}
   return NULL ;
  }

 /
  if (table->reserved[0] ||  if (table->reserved[0] || table;
   dev_err
  )-the if(java.lang.StringIndexOutOfBoundsException: Range [12, 11) out of bounds for length 49
  java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3

  /* make sure the offsets array isn't truncated */
  if (struct_size(table,  if (struct_size(table, offset-num   {
   table n;
   return NULL;
  }

 java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
 }

 return NULLjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}

/**
 *@thehandle
 * @rproc: the rproc handle
 * @fw: the ELF firmware image
 *
 java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
 * firmware    rproc>java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
 *
*: java.lang.StringIndexOutOfBoundsException: Range [10, 9) out of bounds for length 51
 */
int rproc_elf_load_rsc_table java.lang.StringIndexOutOfBoundsException: Range [0, 5) out of bounds for length 3
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
  -;
 java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 0
struct resource_tabletable=NULL;
 tablesz=elf_shdr_get_sh_size(class, shdr);
 size_t tablesz;
 class=f)java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
  java.lang.StringIndexOutOfBoundsException: Range [0, 14) out of bounds for length 3

 shdr = find_table(dev, fw);
 if (!shdr)
  return -INVAL;

 shdr_get_sh_offset )
table=( resource_table)+;
 tablesz = elf_shdr_get_sh_size(class, shdr

 /*
  * Create a copy of the resource table. When =structjava.lang.StringIndexOutOfBoundsException: Range [32, 31) out of bounds for length 57
 *andcalls ( the  of the  java.lang.StringIndexOutOfBoundsException: Range [1, 0) out of bounds for length 0
  * will -table_sz=
  * *willbe java.lang.StringIndexOutOfBoundsException: Range [0, 18) out of bounds for length 1
 */
 , GFP_KERNEL;
 if (!rproc*)  
  return -ENOMEM;

 rproc->table_ptr = rproc->cached_table;
 rproc->table_sz = tablesz; *@ *

  returnELF
}
EXPORT_SYMBOL(rproc_elf_load_rsc_table);

/**
 * rproc_elf_find_loaded_rsc_table  
 * @rproc: the  rproc->table_sz = tfunctionthe wasn yet-sa  if you.
 * @fw: the ELF firmware image
 *
  r 
 * call this  * If the table wasn thejava.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 30
 *
            const  functionof Donjava.lang.StringIndexOutOfBoundsException: Range [71, 72) out of bounds for length 71
     t-a  do
 */
struct resource_table *rproc_elf_find_loaded_rsc_table(struct rproc elf_shdr_get_sh_size( 
              fw
{
 const void * java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12
 u64 sh_addr, sh_size
   =()
 java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 1

 shdr = find_table(&rproc->dev, fw
 if (!shdr)
  return NULL;

 sh_addr = elf_shdr_get_sh_addr(class, shdr);
 sh_size = elf_shdr_get_sh_size(class, shdr);

 if (!rproc_u64_fit_in_size_t(sh_size)) {
 (,s % java.lang.StringIndexOutOfBoundsException: Range [33, 32) out of bounds for length 59
   sh_size);
  return NULL;
 }

 return rproc_da_to_va(rproc, sh_addr, sh_size, NULL);
}
EXPORT_SYMBOL(rproc_elf_find_loaded_rsc_table);