mirror of
https://github.com/EnderIce2/Fennix.git
synced 2025-07-01 18:39:16 +00:00
kernel: Add .note section
Signed-off-by: EnderIce2 <enderice2@protonmail.com>
This commit is contained in:
@ -125,3 +125,179 @@ index 00000000000..1509ec7fe53
|
||||
+GENERATE_SHLIB_SCRIPT=yes
|
||||
+GENERATE_PIE_SCRIPT=yes
|
||||
+TEXT_START_ADDR=0x400000
|
||||
diff --git a/binutils/readelf.c b/binutils/readelf.c
|
||||
index 5d1cf9c3..671a8081 100644
|
||||
--- a/binutils/readelf.c
|
||||
+++ b/binutils/readelf.c
|
||||
@@ -20909,6 +20909,30 @@ get_gnu_elf_note_type (unsigned e_type)
|
||||
}
|
||||
}
|
||||
|
||||
+static const char *
|
||||
+get_fnx_elf_note_type (unsigned e_type)
|
||||
+{
|
||||
+ /* NB/ Keep this switch statement in sync with print_gnu_note (). */
|
||||
+ switch (e_type)
|
||||
+ {
|
||||
+ case NT_FNX_ABI_TAG:
|
||||
+ return _("NT_FNX_ABI_TAG (ABI version tag)");
|
||||
+ case NT_FNX_VERSION:
|
||||
+ return _("NT_FNX_VERSION (version)");
|
||||
+ case NT_FNX_BUILD_ID:
|
||||
+ return _("NT_FNX_BUILD_ID (unique build ID bitstring)");
|
||||
+ case NT_FNX_ARCH:
|
||||
+ return _("NT_FNX_ARCH (architecture)");
|
||||
+ default:
|
||||
+ {
|
||||
+ static char buff[64];
|
||||
+
|
||||
+ snprintf (buff, sizeof (buff), _("Unknown note type: (0x%08x)"), e_type);
|
||||
+ return buff;
|
||||
+ }
|
||||
+ }
|
||||
+}
|
||||
+
|
||||
static void
|
||||
decode_x86_compat_isa (unsigned int bitmask)
|
||||
{
|
||||
@@ -21646,6 +21670,91 @@ print_gnu_note (Filedata * filedata, Elf_Internal_Note *pnote)
|
||||
return true;
|
||||
}
|
||||
|
||||
+static bool
|
||||
+print_fnx_note (Filedata * filedata, Elf_Internal_Note *pnote)
|
||||
+{
|
||||
+ /* NB/ Keep this switch statement in sync with get_fnx_elf_note_type (). */
|
||||
+ switch (pnote->type)
|
||||
+ {
|
||||
+ case NT_FNX_ABI_TAG:
|
||||
+ {
|
||||
+ unsigned int os, major, minor, subminor;
|
||||
+ const char *osname;
|
||||
+
|
||||
+ /* PR 17531: file: 030-599401-0.004. */
|
||||
+ if (pnote->descsz < 16)
|
||||
+ {
|
||||
+ printf (_(" <corrupt GNU_ABI_TAG>\n"));
|
||||
+ break;
|
||||
+ }
|
||||
+
|
||||
+ os = byte_get ((unsigned char *) pnote->descdata, 4);
|
||||
+ major = byte_get ((unsigned char *) pnote->descdata + 4, 4);
|
||||
+ minor = byte_get ((unsigned char *) pnote->descdata + 8, 4);
|
||||
+ subminor = byte_get ((unsigned char *) pnote->descdata + 12, 4);
|
||||
+
|
||||
+ switch (os)
|
||||
+ {
|
||||
+ case FNX_ABI_TAG_FENNIX:
|
||||
+ osname = "Fennix";
|
||||
+ break;
|
||||
+ default:
|
||||
+ osname = "Unknown";
|
||||
+ break;
|
||||
+ }
|
||||
+
|
||||
+ printf (_(" OS: %s, ABI: %d.%d.%d\n"), osname,
|
||||
+ major, minor, subminor);
|
||||
+ }
|
||||
+ break;
|
||||
+
|
||||
+ case NT_FNX_VERSION:
|
||||
+ {
|
||||
+ size_t i;
|
||||
+
|
||||
+ printf (_(" Version: "));
|
||||
+ for (i = 0; i < pnote->descsz && pnote->descdata[i] != '\0'; ++i)
|
||||
+ printf ("%c", pnote->descdata[i]);
|
||||
+ printf ("\n");
|
||||
+ }
|
||||
+ break;
|
||||
+
|
||||
+ case NT_FNX_BUILD_ID:
|
||||
+ {
|
||||
+ size_t i;
|
||||
+
|
||||
+ printf (_(" Build ID: "));
|
||||
+ for (i = 0; i < pnote->descsz; ++i)
|
||||
+ printf ("%02x", pnote->descdata[i] & 0xff);
|
||||
+ printf ("\n");
|
||||
+ }
|
||||
+ break;
|
||||
+
|
||||
+ case NT_FNX_ARCH:
|
||||
+ {
|
||||
+ /* TODO */
|
||||
+ printf (_(" Unimplemented NT_FNX_ARCH note\n"));
|
||||
+ }
|
||||
+ break;
|
||||
+
|
||||
+ default:
|
||||
+ /* Handle unrecognised types. An error message should have already been
|
||||
+ created by get_gnu_elf_note_type(), so all that we need to do is to
|
||||
+ display the data. */
|
||||
+ {
|
||||
+ size_t i;
|
||||
+
|
||||
+ printf (_(" Description data: "));
|
||||
+ for (i = 0; i < pnote->descsz; ++i)
|
||||
+ printf ("%02x ", pnote->descdata[i] & 0xff);
|
||||
+ printf ("\n");
|
||||
+ }
|
||||
+ break;
|
||||
+ }
|
||||
+
|
||||
+ return true;
|
||||
+}
|
||||
+
|
||||
static const char *
|
||||
get_v850_elf_note_type (enum v850_notes n_type)
|
||||
{
|
||||
@@ -22925,6 +23034,10 @@ process_note (Elf_Internal_Note * pnote,
|
||||
/* GNU-specific object file notes. */
|
||||
nt = get_gnu_elf_note_type (pnote->type);
|
||||
|
||||
+ else if (startswith (pnote->namedata, "FNX"))
|
||||
+ /* FNX-specific object file notes. */
|
||||
+ nt = get_fnx_elf_note_type (pnote->type);
|
||||
+
|
||||
else if (startswith (pnote->namedata, "AMDGPU"))
|
||||
/* AMDGPU-specific object file notes. */
|
||||
nt = get_amdgpu_elf_note_type (pnote->type);
|
||||
@@ -22992,6 +23105,8 @@ process_note (Elf_Internal_Note * pnote,
|
||||
return print_ia64_vms_note (pnote);
|
||||
else if (startswith (pnote->namedata, "GNU"))
|
||||
return print_gnu_note (filedata, pnote);
|
||||
+ else if (startswith (pnote->namedata, "FNX"))
|
||||
+ return print_fnx_note (filedata, pnote);
|
||||
else if (startswith (pnote->namedata, "stapsdt"))
|
||||
return print_stapsdt_note (pnote);
|
||||
else if (startswith (pnote->namedata, "CORE"))
|
||||
diff --git a/include/elf/common.h b/include/elf/common.h
|
||||
index c9920e77..a714bb2a 100644
|
||||
--- a/include/elf/common.h
|
||||
+++ b/include/elf/common.h
|
||||
@@ -859,6 +859,15 @@
|
||||
#define NT_ARCH 2 /* Contains an architecture string. */
|
||||
#define NT_GO_BUILDID 4 /* Contains GO buildid data. */
|
||||
|
||||
+/* Values for notes in non-core files using name "FNX". */
|
||||
+#define NT_FNX_ABI_TAG 1
|
||||
+#define NT_FNX_VERSION 2
|
||||
+#define NT_FNX_BUILD_ID 3
|
||||
+#define NT_FNX_ARCH 4
|
||||
+
|
||||
+/* Values used in FNX .note.ABI-tag notes (NT_FNX_ABI_TAG). */
|
||||
+#define FNX_ABI_TAG_FENNIX 0
|
||||
+
|
||||
/* Values for notes in non-core files using name "GNU". */
|
||||
|
||||
#define NT_GNU_ABI_TAG 1
|
||||
diff --git a/.gitignore b/.gitignore
|
||||
index 0a40764c..9aa17853 100644
|
||||
--- a/.gitignore
|
||||
+++ b/.gitignore
|
||||
@@ -74,3 +74,4 @@ stamp-*
|
||||
/gmp*
|
||||
/isl*
|
||||
/gettext*
|
||||
+/__build
|
||||
|
||||
Reference in New Issue
Block a user