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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /arch/mips/boot/ecoff.h
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/mips/boot/ecoff.h')
-rw-r--r--arch/mips/boot/ecoff.h65
1 files changed, 65 insertions, 0 deletions
diff --git a/arch/mips/boot/ecoff.h b/arch/mips/boot/ecoff.h
new file mode 100644
index 000000000..5be79ebfc
--- /dev/null
+++ b/arch/mips/boot/ecoff.h
@@ -0,0 +1,65 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Some ECOFF definitions.
+ */
+
+#include <stdint.h>
+
+typedef struct filehdr {
+ uint16_t f_magic; /* magic number */
+ uint16_t f_nscns; /* number of sections */
+ int32_t f_timdat; /* time & date stamp */
+ int32_t f_symptr; /* file pointer to symbolic header */
+ int32_t f_nsyms; /* sizeof(symbolic hdr) */
+ uint16_t f_opthdr; /* sizeof(optional hdr) */
+ uint16_t f_flags; /* flags */
+} FILHDR;
+#define FILHSZ sizeof(FILHDR)
+
+#define MIPSEBMAGIC 0x160
+#define MIPSELMAGIC 0x162
+
+typedef struct scnhdr {
+ char s_name[8]; /* section name */
+ int32_t s_paddr; /* physical address, aliased s_nlib */
+ int32_t s_vaddr; /* virtual address */
+ int32_t s_size; /* section size */
+ int32_t s_scnptr; /* file ptr to raw data for section */
+ int32_t s_relptr; /* file ptr to relocation */
+ int32_t s_lnnoptr; /* file ptr to gp histogram */
+ uint16_t s_nreloc; /* number of relocation entries */
+ uint16_t s_nlnno; /* number of gp histogram entries */
+ int32_t s_flags; /* flags */
+} SCNHDR;
+#define SCNHSZ sizeof(SCNHDR)
+#define SCNROUND ((int32_t)16)
+
+typedef struct aouthdr {
+ int16_t magic; /* see above */
+ int16_t vstamp; /* version stamp */
+ int32_t tsize; /* text size in bytes, padded to DW bdry*/
+ int32_t dsize; /* initialized data " " */
+ int32_t bsize; /* uninitialized data " " */
+ int32_t entry; /* entry pt. */
+ int32_t text_start; /* base of text used for this file */
+ int32_t data_start; /* base of data used for this file */
+ int32_t bss_start; /* base of bss used for this file */
+ int32_t gprmask; /* general purpose register mask */
+ int32_t cprmask[4]; /* co-processor register masks */
+ int32_t gp_value; /* the gp value used for this object */
+} AOUTHDR;
+#define AOUTHSZ sizeof(AOUTHDR)
+
+#define OMAGIC 0407
+#define NMAGIC 0410
+#define ZMAGIC 0413
+#define SMAGIC 0411
+#define LIBMAGIC 0443
+
+#define N_TXTOFF(f, a) \
+ ((a).magic == ZMAGIC || (a).magic == LIBMAGIC ? 0 : \
+ ((a).vstamp < 23 ? \
+ ((FILHSZ + AOUTHSZ + (f).f_nscns * SCNHSZ + 7) & 0xfffffff8) : \
+ ((FILHSZ + AOUTHSZ + (f).f_nscns * SCNHSZ + SCNROUND-1) & ~(SCNROUND-1)) ) )
+#define N_DATOFF(f, a) \
+ N_TXTOFF(f, a) + (a).tsize;