| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* | 
 | 2 |  * APIC driver for the Unisys ES7000 chipset. | 
 | 3 |  */ | 
 | 4 | #define APIC_DEFINITION 1 | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5 | #include <linux/threads.h> | 
 | 6 | #include <linux/cpumask.h> | 
| Andi Kleen | 874c4fe | 2006-09-26 10:52:26 +0200 | [diff] [blame] | 7 | #include <asm/smp.h> | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 8 | #include <asm/mpspec.h> | 
 | 9 | #include <asm/genapic.h> | 
 | 10 | #include <asm/fixmap.h> | 
 | 11 | #include <asm/apicdef.h> | 
 | 12 | #include <linux/kernel.h> | 
 | 13 | #include <linux/string.h> | 
 | 14 | #include <linux/smp.h> | 
 | 15 | #include <linux/init.h> | 
 | 16 | #include <asm/mach-es7000/mach_apicdef.h> | 
 | 17 | #include <asm/mach-es7000/mach_apic.h> | 
 | 18 | #include <asm/mach-es7000/mach_ipi.h> | 
 | 19 | #include <asm/mach-es7000/mach_mpparse.h> | 
 | 20 | #include <asm/mach-es7000/mach_wakecpu.h> | 
 | 21 |  | 
| Vivek Goyal | e96763d | 2007-01-11 01:52:44 +0100 | [diff] [blame] | 22 | static int probe_es7000(void) | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 23 | { | 
 | 24 | 	/* probed later in mptable/ACPI hooks */ | 
 | 25 | 	return 0; | 
 | 26 | } | 
 | 27 |  | 
| Vivek Goyal | 1833d6b | 2007-05-02 19:27:08 +0200 | [diff] [blame] | 28 | extern void es7000_sw_apic(void); | 
 | 29 | static void __init enable_apic_mode(void) | 
 | 30 | { | 
 | 31 | 	es7000_sw_apic(); | 
 | 32 | 	return; | 
 | 33 | } | 
 | 34 |  | 
 | 35 | static __init int mps_oem_check(struct mp_config_table *mpc, char *oem, | 
 | 36 | 		char *productid) | 
 | 37 | { | 
 | 38 | 	if (mpc->mpc_oemptr) { | 
 | 39 | 		struct mp_config_oemtable *oem_table = | 
 | 40 | 			(struct mp_config_oemtable *)mpc->mpc_oemptr; | 
 | 41 | 		if (!strncmp(oem, "UNISYS", 6)) | 
 | 42 | 			return parse_unisys_oem((char *)oem_table); | 
 | 43 | 	} | 
 | 44 | 	return 0; | 
 | 45 | } | 
 | 46 |  | 
 | 47 | #ifdef CONFIG_ACPI | 
 | 48 | /* Hook from generic ACPI tables.c */ | 
 | 49 | static int __init acpi_madt_oem_check(char *oem_id, char *oem_table_id) | 
 | 50 | { | 
 | 51 | 	unsigned long oem_addr; | 
 | 52 | 	if (!find_unisys_acpi_oem_table(&oem_addr)) { | 
 | 53 | 		if (es7000_check_dsdt()) | 
 | 54 | 			return parse_unisys_oem((char *)oem_addr); | 
 | 55 | 		else { | 
 | 56 | 			setup_unisys(); | 
 | 57 | 			return 1; | 
 | 58 | 		} | 
 | 59 | 	} | 
 | 60 | 	return 0; | 
 | 61 | } | 
 | 62 | #else | 
 | 63 | static int __init acpi_madt_oem_check(char *oem_id, char *oem_table_id) | 
 | 64 | { | 
 | 65 | 	return 0; | 
 | 66 | } | 
 | 67 | #endif | 
 | 68 |  | 
| Sam Ravnborg | d3ab785 | 2007-06-03 00:05:10 +0200 | [diff] [blame] | 69 | struct genapic __initdata_refok apic_es7000 = APIC_INIT("es7000", probe_es7000); |