19 	return sys_read8(addr);  in litex_read8()
28 	return (sys_read8(addr) << 8)  in litex_read16()
29 		| sys_read8(addr + 0x4);  in litex_read16()
40 	return (sys_read8(addr) << 24)  in litex_read32()
41 		| (sys_read8(addr + 0x4) << 16)  in litex_read32()
42 		| (sys_read8(addr + 0x8) << 8)  in litex_read32()
43 		| sys_read8(addr + 0xc);  in litex_read32()
54 	return (((uint64_t)sys_read8(addr)) << 56)  in litex_read64()
55 		| ((uint64_t)sys_read8(addr + 0x4) << 48)  in litex_read64()
56 		| ((uint64_t)sys_read8(addr + 0x8) << 40)  in litex_read64()
57 		| ((uint64_t)sys_read8(addr + 0xc) << 32)  in litex_read64()
58 		| ((uint64_t)sys_read8(addr + 0x10) << 24)  in litex_read64()
59 		| ((uint64_t)sys_read8(addr + 0x14) << 16)  in litex_read64()
60 		| ((uint64_t)sys_read8(addr + 0x18) << 8)  in litex_read64()
61 		| (uint64_t)sys_read8(addr + 0x1c);  in litex_read64()