Merge tag 'efi-next-for-v6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/efi/efi

[platform/kernel/linux-rpi.git] / arch / loongarch / kernel / head.S

diff --git a/arch/loongarch/kernel/head.S b/arch/loongarch/kernel/head.S
index 3318643..7e57ae8 100644 (file)
--- a/arch/loongarch/kernel/head.S
+++ b/arch/loongarch/kernel/head.S
@@ -12,6 +12,26 @@
 #include <asm/loongarch.h>
 #include <asm/stackframe.h>
 
+#ifdef CONFIG_EFI_STUB
+
+#include "efi-header.S"
+
+       __HEAD
+
+_head:
+       .word   MZ_MAGIC                /* "MZ", MS-DOS header */
+       .org    0x3c                    /* 0x04 ~ 0x3b reserved */
+       .long   pe_header - _head       /* Offset to the PE header */
+
+pe_header:
+       __EFI_PE_HEADER
+
+SYM_DATA(kernel_asize, .long _end - _text);
+SYM_DATA(kernel_fsize, .long _edata - _text);
+SYM_DATA(kernel_offset, .long kernel_offset - _text);
+
+#endif
+
        __REF
 
        .align 12
@@ -49,6 +69,8 @@ SYM_CODE_START(kernel_entry)                  # kernel entry point
        st.d            a0, t0, 0               # firmware arguments
        la              t0, fw_arg1
        st.d            a1, t0, 0
+       la              t0, fw_arg2
+       st.d            a2, t0, 0
 
        /* KSave3 used for percpu base, initialized as 0 */
        csrwr           zero, PERCPU_BASE_KS