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x86: Introduce GDT_ENTRY_INIT()

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GDT_ENTRY_INIT is static initializer of desc_struct.

We already have similar macro GDT_ENTRY() but it's static
initializer for u64 and it cannot be used for desc_struct.

Signed-off-by: Akinobu Mita <[email protected]>
LKML-Reference: <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
This commit is contained in:
Akinobu Mita 2009-07-19 00:12:20 +09:00 • committed by Ingo Molnar
commit 1e5de18278
6 changed files with 32 additions and 28 deletions
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5
drivers/pnp/pnpbios/bioscalls.c
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@ -60,7 +60,7 @@ do { \
set_desc_limit(&gdt[(selname) >> 3], (size) - 1); \
} while(0)
static struct desc_struct bad_bios_desc;
static struct desc_struct bad_bios_desc = GDT_ENTRY_INIT(0x4092, 0, 0);
/*
* At some point we want to use this stack frame pointer to unwind
@ -476,9 +476,6 @@ void pnpbios_calls_init(union pnp_bios_install_struct *header)
pnp_bios_callpoint.offset = header->fields.pm16offset;
pnp_bios_callpoint.segment = PNP_CS16;
bad_bios_desc.a = 0;
bad_bios_desc.b = 0x00409200;
set_desc_base(&bad_bios_desc, (unsigned long)__va(0x40UL << 4));
set_desc_limit(&bad_bios_desc, 4095 - (0x40 << 4));
for_each_possible_cpu(i) {