- added support for pseudo image type "mem", currently only used for etm analysis...

[openocd.git] / src / target / image.h

diff --git a/src/target/image.h b/src/target/image.h
index 3df175a8d6c3ccd07737bee065b15a5fb08ce0ec..7aa119caa55b25c7bc9b20a7d04ae8ed3fa61ad9 100644 (file)
--- a/src/target/image.h
+++ b/src/target/image.h
@@ -20,32 +20,45 @@
 #ifndef IMAGE_H
 #define IMAGE_H
 
+#include <elf.h>
 #include "fileio.h"
 #include "target.h"
 
-#define IMAGE_MAX_ERROR_STRING         (128)
+#define IMAGE_MAX_ERROR_STRING         (256)
+#define IMAGE_MAX_SECTIONS                     (128)
+
+#define IMAGE_MEMORY_CACHE_SIZE                (128)
 
 typedef enum image_type
 {
     IMAGE_BINARY,      /* plain binary */
-    IMAGE_IHEX,        /* intel hex-record format */
+    IMAGE_IHEX,                /* intel hex-record format */
     IMAGE_MEMORY,      /* target-memory pseudo-image */
+    IMAGE_ELF,         /* ELF binary */
 /*
  * Possible future enhancements:
- * IMAGE_ELF,
  * IMAGE_SRECORD,
  */
 } image_type_t;
 
+typedef struct image_section_s
+{
+       u32 base_address;
+       u32 size;
+       int flags;
+       void *private;          /* private data */
+} image_section_t;
+
 typedef struct image_s
 {
        image_type_t type;              /* image type (plain, ihex, ...) */
        void *type_private;             /* type private data */
-       int base_address_set;   /* whether the image start address has been set */
-       u32 base_address;               /* base address of image in target memory */
+       int num_sections;               /* number of sections contained in the image */
+       image_section_t *sections;      /* array of sections */
+       int base_address_set;   /* whether the image has a base address set (for relocation purposes) */
+       int base_address;               /* base address, if one is set */
        int start_address_set;  /* whether the image has a start address (entry point) associated */
        u32 start_address;              /* start address, if one is set */
-       u32 size;                               /* image size in byte */
        char error_str[IMAGE_MAX_ERROR_STRING];
 } image_t;
 
@@ -57,23 +70,31 @@ typedef struct image_binary_s
 typedef struct image_ihex_s
 {
        fileio_t fileio;
-       u32 position;
-       u32 raw_size;
        u8 *buffer;
 } image_ihex_t;
 
 typedef struct image_memory_s
 {
        target_t *target;
+       u8 *cache;
+       u32 cache_address;
 } image_memory_t;
 
-extern int image_open(image_t *image, void *source, enum fileio_access access);
-extern int image_read(image_t *image, u32 size, u8 *buffer, u32 *size_written);
-extern int image_write(image_t *image, u32 size, u8 *buffer, u32 *size_written);
+typedef struct fileio_elf_s
+{
+       fileio_t fileio;
+       Elf32_Ehdr *header;
+       Elf32_Phdr *segments;
+       u32 segment_count;
+       u8 endianness;
+} image_elf_t;
+
+extern int image_open(image_t *image, char *url, char *type_string);
+extern int image_read_section(image_t *image, int section, u32 offset, u32 size, u8 *buffer, u32 *size_read);
 extern int image_close(image_t *image);
-extern int identify_image_type(image_type_t *type, char *type_string);
 
 #define ERROR_IMAGE_FORMAT_ERROR       (-1400)
 #define ERROR_IMAGE_TYPE_UNKNOWN       (-1401)
+#define ERROR_IMAGE_TEMPORARILY_UNAVAILABLE            (-1402)
 
 #endif /* IMAGE_H */