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ia16-elf-gcc: eliminate _EnableA20 and _DisableA20 wrappers.

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This commit is contained in:
Bart Oldeman 2018-07-12 12:14:47 -04:00
parent 25071a8df2
commit 1bb9496c48
3 changed files with 4 additions and 18 deletions
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4
kernel/init-mod.h
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@ -327,8 +327,8 @@ extern struct RelocationTable DOSFAR ASM _HMARelocationTableEnd[];
extern void FAR *DOSFAR ASM XMSDriverAddress; extern void FAR *DOSFAR ASM XMSDriverAddress;
#ifdef __GNUC__ #ifdef __GNUC__
extern VOID _EnableA20(VOID); extern VOID ASMPASCAL _EnableA20(VOID) FAR;
extern VOID _DisableA20(VOID); extern VOID ASMPASCAL _DisableA20(VOID) FAR;
#else #else
extern VOID ASMPASCAL FAR _EnableA20(VOID); extern VOID ASMPASCAL FAR _EnableA20(VOID);
extern VOID ASMPASCAL FAR _DisableA20(VOID); extern VOID ASMPASCAL FAR _DisableA20(VOID);

16
kernel/kernel.asm
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@ -276,22 +276,6 @@ cpu_abort:
%endif ; XCPU != 86 %endif ; XCPU != 86
%ifdef gcc
global __EnableA20
__EnableA20:
pop ax
push cs
push ax
jmp DGROUP:_ENABLEA20
global __DisableA20
__DisableA20:
pop ax
push cs
push ax
jmp DGROUP:_DISABLEA20
%endif
segment INIT_TEXT_END segment INIT_TEXT_END

2
kernel/kernel.ld
View File

@ -164,6 +164,8 @@ SECTIONS
_set_DTA = SET_DTA; _set_DTA = SET_DTA;
_DetectXMSDriver = DETECTXMSDRIVER; _DetectXMSDriver = DETECTXMSDRIVER;
_init_call_XMScall = INIT_CALL_XMSCALL; _init_call_XMScall = INIT_CALL_XMSCALL;
__EnableA20 = _ENABLEA20;
__DisableA20 = _DISABLEA20;
*(.text) *(.text)
*(INIT_TEXT_END) *(INIT_TEXT_END)
ASSERT(. <= 0x10000, ASSERT(. <= 0x10000,