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x86, efi: Cleanup config table walking 

Trivial cleanup, move guid and table pointers to local copies to
make the code cleaner.

Signed-off-by: Olof Johansson <olof@lixom.net>
Link: http://lkml.kernel.org/r/1329081869-20779-4-git-send-email-olof@lixom.net
Acked-by: Matt Fleming <matt.fleming@intel.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
Olof Johansson 2012-02-12 13:24:27 -08:00 committed by H. Peter Anvin
parent e3cb3f5a35
commit a6a46f415d
1 changed files with 28 additions and 33 deletions
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61
arch/x86/platform/efi/efi.c
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@ -455,53 +455,48 @@ static void __init efi_systab_init(void *phys)
static void __init efi_config_init(u64 tables, int nr_tables)
{
efi_config_table_t *config_tables;
int i;
int i, sz = sizeof(efi_config_table_t);
/*
* Let's see what config tables the firmware passed to us.
*/
config_tables = early_ioremap(
efi.systab->tables,
efi.systab->nr_tables * sizeof(efi_config_table_t));
config_tables = early_ioremap(efi.systab->tables,
efi.systab->nr_tables * sz);
if (config_tables == NULL)
pr_err("Could not map Configuration table!\n");
pr_info("");
for (i = 0; i < efi.systab->nr_tables; i++) {
if (!efi_guidcmp(config_tables[i].guid, MPS_TABLE_GUID)) {
efi.mps = config_tables[i].table;
pr_cont(" MPS=0x%lx ", config_tables[i].table);
} else if (!efi_guidcmp(config_tables[i].guid,
ACPI_20_TABLE_GUID)) {
efi.acpi20 = config_tables[i].table;
pr_cont(" ACPI 2.0=0x%lx ", config_tables[i].table);
} else if (!efi_guidcmp(config_tables[i].guid,
ACPI_TABLE_GUID)) {
efi.acpi = config_tables[i].table;
pr_cont(" ACPI=0x%lx ", config_tables[i].table);
} else if (!efi_guidcmp(config_tables[i].guid,
SMBIOS_TABLE_GUID)) {
efi.smbios = config_tables[i].table;
pr_cont(" SMBIOS=0x%lx ", config_tables[i].table);
efi_guid_t guid = config_tables[i].guid;
unsigned long table = config_tables[i].table;
if (!efi_guidcmp(guid, MPS_TABLE_GUID)) {
efi.mps = table;
pr_cont(" MPS=0x%lx ", table);
} else if (!efi_guidcmp(guid, ACPI_20_TABLE_GUID)) {
efi.acpi20 = table;
pr_cont(" ACPI 2.0=0x%lx ", table);
} else if (!efi_guidcmp(guid, ACPI_TABLE_GUID)) {
efi.acpi = table;
pr_cont(" ACPI=0x%lx ", table);
} else if (!efi_guidcmp(guid, SMBIOS_TABLE_GUID)) {
efi.smbios = table;
pr_cont(" SMBIOS=0x%lx ", table);
#ifdef CONFIG_X86_UV
} else if (!efi_guidcmp(config_tables[i].guid,
UV_SYSTEM_TABLE_GUID)) {
efi.uv_systab = config_tables[i].table;
pr_cont(" UVsystab=0x%lx ", config_tables[i].table);
} else if (!efi_guidcmp(guid, UV_SYSTEM_TABLE_GUID)) {
efi.uv_systab = table;
pr_cont(" UVsystab=0x%lx ", table);
#endif
} else if (!efi_guidcmp(config_tables[i].guid,
HCDP_TABLE_GUID)) {
efi.hcdp = config_tables[i].table;
pr_cont(" HCDP=0x%lx ", config_tables[i].table);
} else if (!efi_guidcmp(config_tables[i].guid,
UGA_IO_PROTOCOL_GUID)) {
efi.uga = config_tables[i].table;
pr_cont(" UGA=0x%lx ", config_tables[i].table);
} else if (!efi_guidcmp(guid, HCDP_TABLE_GUID)) {
efi.hcdp = table;
pr_cont(" HCDP=0x%lx ", table);
} else if (!efi_guidcmp(guid, UGA_IO_PROTOCOL_GUID)) {
efi.uga = table;
pr_cont(" UGA=0x%lx ", table);
}
}
pr_cont("\n");
early_iounmap(config_tables,
efi.systab->nr_tables * sizeof(efi_config_table_t));
early_iounmap(config_tables, efi.systab->nr_tables * sz);
}
static void __init efi_runtime_init(void)