diff options
author | RajithaY <rajithax.yerrumsetty@intel.com> | 2017-04-25 03:31:15 -0700 |
---|---|---|
committer | Rajitha Yerrumchetty <rajithax.yerrumsetty@intel.com> | 2017-05-22 06:48:08 +0000 |
commit | bb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch) | |
tree | ca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/roms/ipxe/src/arch/x86_64/core | |
parent | a14b48d18a9ed03ec191cf16b162206998a895ce (diff) |
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to
kvmfornfv repo and make use of the updated latest qemu for the
execution of all testcase
Change-Id: I1280af507a857675c7f81d30c95255635667bdd7
Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/roms/ipxe/src/arch/x86_64/core')
-rw-r--r-- | qemu/roms/ipxe/src/arch/x86_64/core/linux/linux_syscall.S | 33 | ||||
-rw-r--r-- | qemu/roms/ipxe/src/arch/x86_64/core/linux/linuxprefix.S | 25 | ||||
-rw-r--r-- | qemu/roms/ipxe/src/arch/x86_64/core/setjmp.S | 65 |
3 files changed, 0 insertions, 123 deletions
diff --git a/qemu/roms/ipxe/src/arch/x86_64/core/linux/linux_syscall.S b/qemu/roms/ipxe/src/arch/x86_64/core/linux/linux_syscall.S deleted file mode 100644 index d2805f94c..000000000 --- a/qemu/roms/ipxe/src/arch/x86_64/core/linux/linux_syscall.S +++ /dev/null @@ -1,33 +0,0 @@ - - .section ".data" - .globl linux_errno - -linux_errno: .int 0 - - .section ".text" - .code64 - .globl linux_syscall - .type linux_syscall, @function - -linux_syscall: - movq %rdi, %rax // C arg1 -> syscall number - movq %rsi, %rdi // C arg2 -> syscall arg1 - movq %rdx, %rsi // C arg3 -> syscall arg2 - movq %rcx, %rdx // C arg4 -> syscall arg3 - movq %r8, %r10 // C arg5 -> syscall arg4 - movq %r9, %r8 // C arg6 -> syscall arg5 - movq 8(%rsp), %r9 // C arg7 -> syscall arg6 - - syscall - - cmpq $-4095, %rax - jae 1f - ret - -1: - negq %rax - movl %eax, linux_errno - movq $-1, %rax - ret - - .size linux_syscall, . - linux_syscall diff --git a/qemu/roms/ipxe/src/arch/x86_64/core/linux/linuxprefix.S b/qemu/roms/ipxe/src/arch/x86_64/core/linux/linuxprefix.S deleted file mode 100644 index ec8a9decd..000000000 --- a/qemu/roms/ipxe/src/arch/x86_64/core/linux/linuxprefix.S +++ /dev/null @@ -1,25 +0,0 @@ -#include <linux/unistd.h> - - .section ".text" - .code64 - .globl _linux_start - .type _linux_start, @function - -_linux_start: - xorq %rbp, %rbp - - popq %rdi // argc -> C arg1 - movq %rsp, %rsi // argv -> C arg2 - - andq $~15, %rsp // 16-byte align the stack - - call save_args - - /* Our main doesn't use any arguments */ - call main - - movq %rax, %rdi // rc -> syscall arg1 - movq $__NR_exit, %rax - syscall - - .size _linux_start, . - _linux_start diff --git a/qemu/roms/ipxe/src/arch/x86_64/core/setjmp.S b/qemu/roms/ipxe/src/arch/x86_64/core/setjmp.S deleted file mode 100644 index e43200d7b..000000000 --- a/qemu/roms/ipxe/src/arch/x86_64/core/setjmp.S +++ /dev/null @@ -1,65 +0,0 @@ -FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ) - - .text - .code64 - - /* Must match jmp_buf structure layout */ - .struct 0 -env_retaddr: .quad 0 -env_stack: .quad 0 -env_rbx: .quad 0 -env_rbp: .quad 0 -env_r12: .quad 0 -env_r13: .quad 0 -env_r14: .quad 0 -env_r15: .quad 0 - .previous - -/* - * Save stack context for non-local goto - */ - .globl setjmp -setjmp: - /* Save return address */ - movq 0(%rsp), %rax - movq %rax, env_retaddr(%rdi) - /* Save stack pointer */ - movq %rsp, env_stack(%rdi) - /* Save other registers */ - movq %rbx, env_rbx(%rdi) - movq %rbp, env_rbp(%rdi) - movq %r12, env_r12(%rdi) - movq %r13, env_r13(%rdi) - movq %r14, env_r14(%rdi) - movq %r15, env_r15(%rdi) - /* Return 0 when returning as setjmp() */ - xorq %rax, %rax - ret - .size setjmp, . - setjmp - -/* - * Non-local jump to a saved stack context - */ - .globl longjmp -longjmp: - /* Get result in %rax */ - movq %rsi, %rax - /* Force result to non-zero */ - testq %rax, %rax - jnz 1f - incq %rax -1: /* Restore stack pointer */ - movq env_stack(%rdi), %rsp - /* Restore other registers */ - movq env_rbx(%rdi), %rbx - movq env_rbp(%rdi), %rbp - movq env_r12(%rdi), %r12 - movq env_r13(%rdi), %r13 - movq env_r14(%rdi), %r14 - movq env_r15(%rdi), %r15 - /* Replace return address on the new stack */ - popq %rcx /* discard */ - pushq env_retaddr(%rdi) - /* Return to setjmp() caller */ - ret - .size longjmp, . - longjmp |