wok rev 24957
*/stuff/bootloader.S: add CHK_DOS_INT19 (again)
author | Pascal Bellard <pascal.bellard@slitaz.org> |
---|---|
date | Sat Apr 23 15:41:59 2022 +0000 (2022-04-23) |
parents | 7d28303d3371 |
children | 293d53cefa7b |
files | ipxe/stuff/bootloader.S memtest/stuff/bootloader.S plop/stuff/bootloader.S |
line diff
1.1 --- a/ipxe/stuff/bootloader.S Sat Apr 23 16:35:24 2022 +0100 1.2 +++ b/ipxe/stuff/bootloader.S Sat Apr 23 15:41:59 2022 +0000 1.3 @@ -78,9 +78,8 @@ 1.4 # ifdef CHK_DOS_INT19 1.5 cmpb $0xF0, 4*0x19+3(%si) 1.6 jne stepit 1.7 - popaw 1.8 pushw %es 1.9 - movw $movesys, %si 1.10 + movw $skip_step19, %si 1.11 pushw %si 1.12 retf 1.13 stepit: 1.14 @@ -96,9 +95,8 @@ 1.15 # ifdef CHK_DOS_INT19 1.16 cmpb $0xF0, 4*0x19+3-4(%si) 1.17 jne stepit 1.18 - popaw 1.19 pushw %es 1.20 - pushw $movesys 1.21 + pushw $skip_step19 1.22 retf 1.23 stepit: 1.24 # endif 1.25 @@ -301,6 +299,7 @@ 1.26 #ifdef ONLY8086 1.27 popw 4(%si) 1.28 popw 4+2(%si) 1.29 +skip_step19: 1.30 popw %bp 1.31 popw %di 1.32 popw %si 1.33 @@ -310,6 +309,7 @@ 1.34 popw %ax 1.35 #else 1.36 popl 4(%si) 1.37 +skip_step19: 1.38 popaw 1.39 #endif 1.40 #ifdef BZIMAGE
2.1 --- a/memtest/stuff/bootloader.S Sat Apr 23 16:35:24 2022 +0100 2.2 +++ b/memtest/stuff/bootloader.S Sat Apr 23 15:41:59 2022 +0000 2.3 @@ -78,9 +78,8 @@ 2.4 # ifdef CHK_DOS_INT19 2.5 cmpb $0xF0, 4*0x19+3(%si) 2.6 jne stepit 2.7 - popaw 2.8 pushw %es 2.9 - movw $movesys, %si 2.10 + movw $skip_step19, %si 2.11 pushw %si 2.12 retf 2.13 stepit: 2.14 @@ -96,9 +95,8 @@ 2.15 # ifdef CHK_DOS_INT19 2.16 cmpb $0xF0, 4*0x19+3-4(%si) 2.17 jne stepit 2.18 - popaw 2.19 pushw %es 2.20 - pushw $movesys 2.21 + pushw $skip_step19 2.22 retf 2.23 stepit: 2.24 # endif 2.25 @@ -301,6 +299,7 @@ 2.26 #ifdef ONLY8086 2.27 popw 4(%si) 2.28 popw 4+2(%si) 2.29 +skip_step19: 2.30 popw %bp 2.31 popw %di 2.32 popw %si 2.33 @@ -310,6 +309,7 @@ 2.34 popw %ax 2.35 #else 2.36 popl 4(%si) 2.37 +skip_step19: 2.38 popaw 2.39 #endif 2.40 #ifdef BZIMAGE
3.1 --- a/plop/stuff/bootloader.S Sat Apr 23 16:35:24 2022 +0100 3.2 +++ b/plop/stuff/bootloader.S Sat Apr 23 15:41:59 2022 +0000 3.3 @@ -78,9 +78,8 @@ 3.4 # ifdef CHK_DOS_INT19 3.5 cmpb $0xF0, 4*0x19+3(%si) 3.6 jne stepit 3.7 - popaw 3.8 pushw %es 3.9 - movw $movesys, %si 3.10 + movw $skip_step19, %si 3.11 pushw %si 3.12 retf 3.13 stepit: 3.14 @@ -96,9 +95,8 @@ 3.15 # ifdef CHK_DOS_INT19 3.16 cmpb $0xF0, 4*0x19+3-4(%si) 3.17 jne stepit 3.18 - popaw 3.19 pushw %es 3.20 - pushw $movesys 3.21 + pushw $skip_step19 3.22 retf 3.23 stepit: 3.24 # endif 3.25 @@ -301,6 +299,7 @@ 3.26 #ifdef ONLY8086 3.27 popw 4(%si) 3.28 popw 4+2(%si) 3.29 +skip_step19: 3.30 popw %bp 3.31 popw %di 3.32 popw %si 3.33 @@ -310,6 +309,7 @@ 3.34 popw %ax 3.35 #else 3.36 popl 4(%si) 3.37 +skip_step19: 3.38 popaw 3.39 #endif 3.40 #ifdef BZIMAGE