1#include <linux/module.h> 2#include <linux/dma-mapping.h> 3#include <asm/machvec.h> 4#include <asm/system.h> 5 6#ifdef CONFIG_IA64_GENERIC 7 8#include <linux/kernel.h> 9#include <linux/string.h> 10 11#include <asm/page.h> 12 13struct ia64_machine_vector ia64_mv; 14EXPORT_SYMBOL(ia64_mv); 15 16static struct ia64_machine_vector * __init 17lookup_machvec (const char *name) 18{ 19 extern struct ia64_machine_vector machvec_start[]; 20 extern struct ia64_machine_vector machvec_end[]; 21 struct ia64_machine_vector *mv; 22 23 for (mv = machvec_start; mv < machvec_end; ++mv) 24 if (strcmp (mv->name, name) == 0) 25 return mv; 26 27 return 0; 28} 29 30void __init 31machvec_init (const char *name) 32{ 33 struct ia64_machine_vector *mv; 34 35 if (!name) 36 name = acpi_get_sysname(); 37 mv = lookup_machvec(name); 38 if (!mv) 39 panic("generic kernel failed to find machine vector for" 40 " platform %s!", name); 41 42 ia64_mv = *mv; 43 printk(KERN_INFO "booting generic kernel on platform %s\n", name); 44} 45 46void __init 47machvec_init_from_cmdline(const char *cmdline) 48{ 49 char str[64]; 50 const char *start; 51 char *end; 52 53 if (! (start = strstr(cmdline, "machvec=")) ) 54 return machvec_init(NULL); 55 56 strlcpy(str, start + strlen("machvec="), sizeof(str)); 57 if ( (end = strchr(str, ' ')) ) 58 *end = '\0'; 59 60 return machvec_init(str); 61} 62 63#endif /* CONFIG_IA64_GENERIC */ 64 65void 66machvec_setup (char **arg) 67{ 68} 69EXPORT_SYMBOL(machvec_setup); 70 71void 72machvec_timer_interrupt (int irq, void *dev_id) 73{ 74} 75EXPORT_SYMBOL(machvec_timer_interrupt); 76 77void 78machvec_dma_sync_single(struct device *hwdev, dma_addr_t dma_handle, size_t size, 79 enum dma_data_direction dir) 80{ 81 mb(); 82} 83EXPORT_SYMBOL(machvec_dma_sync_single); 84 85void 86machvec_dma_sync_sg(struct device *hwdev, struct scatterlist *sg, int n, 87 enum dma_data_direction dir) 88{ 89 mb(); 90} 91EXPORT_SYMBOL(machvec_dma_sync_sg); 92