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[librm] Discard argument as part of return from prot_call()

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Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2016-02-16 23:16:49 +00:00
parent f468f12b1e
commit 9dc340d735
15 changed files with 6 additions and 22 deletions
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6
src/arch/i386/interface/syslinux/comboot_call.c
View File

@@ -663,7 +663,7 @@ void hook_comboot_interrupts ( ) {
"pushl %0\n\t"
"pushw %%cs\n\t"
"call prot_call\n\t"
"addw $4, %%sp\n\t"
"clc\n\t"
"call patch_cf\n\t"
"iret\n\t" )
: : "i" ( int20 ) );
@@ -675,7 +675,7 @@ void hook_comboot_interrupts ( ) {
"pushl %0\n\t"
"pushw %%cs\n\t"
"call prot_call\n\t"
"addw $4, %%sp\n\t"
"clc\n\t"
"call patch_cf\n\t"
"iret\n\t" )
: : "i" ( int21 ) );
@@ -687,7 +687,7 @@ void hook_comboot_interrupts ( ) {
"pushl %0\n\t"
"pushw %%cs\n\t"
"call prot_call\n\t"
"addw $4, %%sp\n\t"
"clc\n\t"
"call patch_cf\n\t"
"iret\n\t" )
: : "i" ( int22) );

1
src/arch/x86/core/dumpregs.c
View File

@@ -9,7 +9,6 @@ void __asmcall _dump_regs ( struct i386_all_regs *ix86 ) {
"pushl $_dump_regs\n\t"
"pushw %%cs\n\t"
"call prot_call\n\t"
"addr32 leal 4(%%esp), %%esp\n\t"
"ret\n\t" ) : : );
printf ( "EAX=%08x EBX=%08x ECX=%08x EDX=%08x\n"

1
src/arch/x86/interface/pcbios/bios_console.c
View File

@@ -536,7 +536,6 @@ static void bios_inject_startup ( void ) {
"pushl %0\n\t"
"pushw %%cs\n\t"
"call prot_call\n\t"
"addw $4, %%sp\n\t"
"\n1:\n\t"
"popfw\n\t"
"ljmp *%%cs:int16_vector\n\t" )

1
src/arch/x86/interface/pxe/pxe_entry.S
View File

@@ -123,7 +123,6 @@ pxenv_entry:
pushl $pxe_api_call
pushw %cs
call prot_call
addl $4, %esp
lret
.size pxenv_entry, . - pxenv_entry

1
src/arch/x86/prefix/dskprefix.S
View File

@@ -373,7 +373,6 @@ start_runtime:
pushl $main
pushw %cs
call prot_call
popl %ecx /* discard */
/* Uninstall iPXE */
call uninstall

1
src/arch/x86/prefix/exeprefix.S
View File

@@ -151,7 +151,6 @@ _exe_start:
pushl $main
pushw %cs
call prot_call
popl %ecx /* discard */
/* Uninstall iPXE */
call uninstall

1
src/arch/x86/prefix/hdprefix.S
View File

@@ -102,7 +102,6 @@ start_image:
pushl $main
pushw %cs
call prot_call
popl %ecx /* discard */
/* Uninstall iPXE */
call uninstall

1
src/arch/x86/prefix/libprefix.S
View File

@@ -880,7 +880,6 @@ payload_death_message:
movw %ax, (prot_call_vector+2)
pushl $relocate
lcall *prot_call_vector
popl %edx /* discard */
/* Copy code to new location */
progress " copy\n"

1
src/arch/x86/prefix/lkrnprefix.S
View File

@@ -200,7 +200,6 @@ no_cmd_line:
pushl $main
pushw %cs
call prot_call
popl %ecx /* discard */
/* Uninstall iPXE */
call uninstall

1
src/arch/x86/prefix/nbiprefix.S
View File

@@ -69,7 +69,6 @@ _nbi_start:
pushl $main
pushw %cs
call prot_call
popl %ecx /* discard */
/* Uninstall iPXE */
call uninstall

1
src/arch/x86/prefix/pxeprefix.S
View File

@@ -823,7 +823,6 @@ run_ipxe:
pushl $main
pushw %cs
call prot_call
popl %ecx /* discard */
/* Uninstall iPXE */
call uninstall

1
src/arch/x86/prefix/romprefix.S
View File

@@ -807,7 +807,6 @@ exec: /* Set %ds = %cs */
pushl $main
pushw %cs
call prot_call
popl %eax /* discard */
/* Set up flat real mode for return to BIOS */
call flatten_real_mode

4
src/arch/x86/prefix/undiloader.S
View File

@@ -41,9 +41,7 @@ undiloader:
pushw %ax
pushw $prot_call
lret
1: popw %bx /* discard */
popw %bx /* discard */
/* Restore registers and return */
1: /* Restore registers and return */
popw %bx
popw %es
popw %ds

6
src/arch/x86/transitions/librm.S
View File

@@ -134,7 +134,6 @@ init_librm:
pushl $init_idt
pushw %cs
call prot_call
popl %eax /* discard */
/* Restore registers */
negl %edi
@@ -385,8 +384,8 @@ rm_gdtr:
*
* Example usage:
* pushl $pxe_api_call
* pushw %cs
* call prot_call
* addw $4, %sp
* to call in to the C function
* void pxe_api_call ( struct i386_all_regs *ix86 );
****************************************************************************
@@ -455,7 +454,7 @@ pc_rmode:
*/
addr32 movl -20(%esp), %esp
popfl
lret
lret $4
/****************************************************************************
* real_call (protected-mode near call, 32-bit virtual return address)
@@ -554,7 +553,6 @@ flatten_real_mode:
pushl $flatten_dummy
pushw %cs
call prot_call
addw $4, %sp
/* Restore GDT */
movb $0x00, real_cs + 6
movb $0x00, real_ds + 6

1
src/arch/x86/transitions/librm_test.c
View File

@@ -108,7 +108,6 @@ static void librm_test_exec ( void ) {
"pushl %k3\n\t"
"pushw %%cs\n\t"
"call prot_call\n\t"
"addw $4, %%sp\n\t"
"rdtsc\n\t" )
: "=a" ( stopped ), "=d" ( discard_d ),
"=R" ( started )