[Minios-devel] [UNIKRAFT PATCH 3/4] plat/*: Support .uk_inittab_ section

[Sharan Santhanam <sharan.santhanam@xxxxxxxxx>]

The platform linker script create a single section that accumulate all
the init function belonging to a specific section.

Signed-off-by: Sharan Santhanam <sharan.santhanam@xxxxxxxxx>
---
 plat/common/include/common.lds.h | 8 ++++++++
 plat/kvm/arm/link64.lds.S        | 2 ++
 plat/kvm/x86/link64.lds.S        | 2 ++
 plat/linuxu/arm/link.lds.S       | 2 ++
 plat/linuxu/x86/link64.lds.S     | 2 ++
 plat/xen/arm/link32.lds.S        | 2 ++
 plat/xen/x86/link64.lds.S        | 2 ++
 7 files changed, 20 insertions(+)

diff --git a/plat/common/include/common.lds.h b/plat/common/include/common.lds.h
index b06dd96..958be1e 100644
--- a/plat/common/include/common.lds.h
+++ b/plat/common/include/common.lds.h
@@ -94,6 +94,14 @@
        }                                                               \
        uk_ctortab_end = .;
 
+#define INITTAB_SECTION                                                        
\
+       uk_inittab_start = .;                                           \
+       .uk_inittab :                                                   \
+       {                                                               \
+               KEEP(*(SORT_BY_NAME(.uk_inittab_[1-6][0-9])))           \
+       }                                                               \
+       uk_inittab_end = .;
+
 #define TLS_SECTIONS                                                   \
        . = ALIGN(0x8);                                                 \
        _tls_start = .;                                                 \
diff --git a/plat/kvm/arm/link64.lds.S b/plat/kvm/arm/link64.lds.S
index b07a897..8fe3ad8 100644
--- a/plat/kvm/arm/link64.lds.S
+++ b/plat/kvm/arm/link64.lds.S
@@ -73,6 +73,8 @@ SECTIONS {
 
        CTORTAB_SECTION
 
+       INITTAB_SECTION
+
        /* Read-only data */
        . = ALIGN(__PAGE_SIZE);
        _rodata = .;
diff --git a/plat/kvm/x86/link64.lds.S b/plat/kvm/x86/link64.lds.S
index 6103fc2..1f66104 100644
--- a/plat/kvm/x86/link64.lds.S
+++ b/plat/kvm/x86/link64.lds.S
@@ -48,6 +48,8 @@ SECTIONS
 
        CTORTAB_SECTION
 
+       INITTAB_SECTION
+
        /* Read-only data */
        . = ALIGN(__PAGE_SIZE);
        _rodata = .;
diff --git a/plat/linuxu/arm/link.lds.S b/plat/linuxu/arm/link.lds.S
index 5c9a4f3..f20cc7c 100644
--- a/plat/linuxu/arm/link.lds.S
+++ b/plat/linuxu/arm/link.lds.S
@@ -3,5 +3,7 @@
 SECTIONS
 {
        CTORTAB_SECTION
+
+       INITTAB_SECTION
 }
 INSERT BEFORE .rodata
diff --git a/plat/linuxu/x86/link64.lds.S b/plat/linuxu/x86/link64.lds.S
index a6a56ad..8012008 100644
--- a/plat/linuxu/x86/link64.lds.S
+++ b/plat/linuxu/x86/link64.lds.S
@@ -5,6 +5,8 @@ SECTIONS
        EXCEPTION_SECTIONS
 
        CTORTAB_SECTION
+
+       INITTAB_SECTION
 }
 INSERT BEFORE .rodata
 
diff --git a/plat/xen/arm/link32.lds.S b/plat/xen/arm/link32.lds.S
index 3737d1c..30c29ab 100644
--- a/plat/xen/arm/link32.lds.S
+++ b/plat/xen/arm/link32.lds.S
@@ -53,6 +53,8 @@ SECTIONS
 
        CTORTAB_SECTION
 
+       INITTAB_SECTION
+
        /* Read-only data */
        _rodata = .;
        .rodata :
diff --git a/plat/xen/x86/link64.lds.S b/plat/xen/x86/link64.lds.S
index f7e53fe..3e16b3b 100644
--- a/plat/xen/x86/link64.lds.S
+++ b/plat/xen/x86/link64.lds.S
@@ -46,6 +46,8 @@ SECTIONS
 
        CTORTAB_SECTION
 
+       INITTAB_SECTION
+
        _rodata = .;
        .rodata : {
                *(.rodata)
-- 
2.7.4


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