Changeset ee24574 in mainline for uspace/lib/c/arch/amd64/include/elf_linux.h

Timestamp:

2011-08-18T08:00:42Z (13 years ago)

Author:

Petr Koupy <petr.koupy@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

a92cf94f

Parents:

0f963cb (diff), c53a705 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge libposix changes.

File:

• uspace/lib/c/arch/amd64/include/elf_linux.h (modified) (2 diffs)

uspace/lib/c/arch/amd64/include/elf_linux.h

@@ -30 +30 @@
  * @{
  */
-/** @file
+/** @file Definitions needed to write core files in Linux-ELF format.
  */
 
@@ -39 +39 @@
 #include <sys/types.h>
 
+/** Linux kernel struct pt_regs structure.
+ *
+ * We need this to save register state to a core file in Linux format
+ * (readable by GDB configured for Linux target).
+ */
 typedef struct {
-        /* TODO */
-        uint64_t pad[16];
+        uint64_t r15;
+        uint64_t r14;
+        uint64_t r13;
+        uint64_t r12;
+        uint64_t rbp;
+        uint64_t rbx;
+        uint64_t r11;
+        uint64_t r10;
+        uint64_t r9;
+        uint64_t r8;
+        uint64_t rax;
+        uint64_t rcx;
+        uint64_t rdx;
+        uint64_t rsi;
+        uint64_t rdi;
+        uint64_t old_rax;
+        uint64_t rip;
+        uint64_t cs;
+        uint64_t rflags;
+        uint64_t rsp;
+        uint64_t ss;
 } elf_regs_t;
 
+/** Convert istate_t to elf_regs_t. */
 static inline void istate_to_elf_regs(istate_t *istate, elf_regs_t *elf_regs)
 {
-        /* TODO */
-        (void) istate; (void) elf_regs;
+        elf_regs->r15 = istate->r15;
+        elf_regs->r14 = istate->r14;
+        elf_regs->r13 = istate->r13;
+        elf_regs->r12 = istate->r12;
+        elf_regs->rbp = istate->rbp;
+        elf_regs->rbx = istate->rbx;
+        elf_regs->r11 = istate->r11;
+        elf_regs->r10 = istate->r10;
+        elf_regs->r9 = istate->r9;
+        elf_regs->r8 = istate->r8;
+        elf_regs->rax = istate->rax;
+        elf_regs->rcx = istate->rcx;
+        elf_regs->rdx = istate->rdx;
+        elf_regs->rsi = istate->rsi;
+        elf_regs->rdi = istate->rdi;
+        elf_regs->rip = istate->rip;
+        elf_regs->cs = istate->cs;
+        elf_regs->rflags = istate->rflags;
+        elf_regs->rsp = istate->rsp;
+        elf_regs->ss = istate->ss;
 }