6 * This work is licensed under the terms of the GNU GPL, version 2 or (at
7 * your option) any later version. See the COPYING file in the top-level
16 typedef unsigned char u8;
17 typedef unsigned short u16;
18 typedef unsigned int u32;
19 typedef unsigned long long u64;
20 typedef unsigned long ulong;
23 typedef unsigned char uint8_t;
24 typedef unsigned short uint16_t;
25 typedef unsigned int uint32_t;
26 typedef unsigned long long uint64_t;
27 typedef unsigned char __u8;
28 typedef unsigned short __u16;
29 typedef unsigned int __u32;
30 typedef unsigned long long __u64;
34 #define PAGE_SIZE 4096
49 void disabled_wait(void);
52 void virtio_panic(const char *string);
55 void sclp_print(const char *string);
56 void sclp_setup(void);
59 unsigned long virtio_load_direct(ulong rec_list1, ulong rec_list2,
60 ulong subchan_id, void *load_addr);
61 bool virtio_is_blk(struct subchannel_id schid);
62 void virtio_setup_block(struct subchannel_id schid);
63 int virtio_read(ulong sector, void *load_addr);
64 int enable_mss_facility(void);
69 static inline void *memset(void *s, int c, size_t n)
74 for (i = 0; i < n; i++) {
81 static inline void fill_hex(char *out, unsigned char val)
83 const char hex[] = "0123456789abcdef";
85 out[0] = hex[(val >> 4) & 0xf];
86 out[1] = hex[val & 0xf];
89 static inline void print_int(const char *desc, u64 addr)
91 unsigned char *addr_c = (unsigned char*)&addr;
92 char out[] = ": 0xffffffffffffffff\n";
95 for (i = 0; i < sizeof(addr); i++) {
96 fill_hex(&out[4 + (i*2)], addr_c[i]);
103 static inline void debug_print_int(const char *desc, u64 addr)
106 print_int(desc, addr);
110 static inline void debug_print_addr(const char *desc, void *p)
113 debug_print_int(desc, (unsigned int)(unsigned long)p);
117 /***********************************************
118 * Hypercall functions *
119 ***********************************************/
121 #define KVM_S390_VIRTIO_NOTIFY 0
122 #define KVM_S390_VIRTIO_RESET 1
123 #define KVM_S390_VIRTIO_SET_STATUS 2
124 #define KVM_S390_VIRTIO_CCW_NOTIFY 3
126 static inline void yield(void)
128 asm volatile ("diag 0,0,0x44"
133 #define SECTOR_SIZE 512
135 #endif /* S390_CCW_H */