summaryrefslogtreecommitdiffstats
path: root/src/arch/x86/interface/pcbios/e820mangler.S
diff options
context:
space:
mode:
authorSimon Rettberg2026-01-28 12:53:53 +0100
committerSimon Rettberg2026-01-28 12:53:53 +0100
commit8e82785c584dc13e20f9229decb95bd17bbe9cd1 (patch)
treea8b359e59196be5b2e3862bed189107f4bc9975f /src/arch/x86/interface/pcbios/e820mangler.S
parentMerge branch 'master' into openslx (diff)
parent[prefix] Make unlzma.S compatible with 386 class CPUs (diff)
downloadipxe-openslx.tar.gz
ipxe-openslx.tar.xz
ipxe-openslx.zip
Merge branch 'master' into openslxopenslx
Diffstat (limited to 'src/arch/x86/interface/pcbios/e820mangler.S')
-rw-r--r--src/arch/x86/interface/pcbios/e820mangler.S8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/arch/x86/interface/pcbios/e820mangler.S b/src/arch/x86/interface/pcbios/e820mangler.S
index ef5dc2754..b9e891dff 100644
--- a/src/arch/x86/interface/pcbios/e820mangler.S
+++ b/src/arch/x86/interface/pcbios/e820mangler.S
@@ -564,6 +564,8 @@ int15_88:
int15:
/* See if we want to intercept this call */
pushfw
+ cmpb $0, %cs:int15_intercept_flag
+ je 3f
cmpw $0xe820, %ax
jne 1f
cmpl $SMAP, %edx
@@ -587,3 +589,9 @@ int15:
int15_vector:
.long 0
.size int15_vector, . - int15_vector
+
+ .section ".text16.data", "aw", @progbits
+ .globl int15_intercept_flag
+int15_intercept_flag:
+ .byte 1
+ .size int15_intercept_flag, . - int15_intercept_flag